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@@ -1,2494 +1,2494 b'' | |||||
1 | /* |
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1 | /* | |
2 | parsers.c - efficient content parsing |
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2 | parsers.c - efficient content parsing | |
3 |
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3 | |||
4 | Copyright 2008 Matt Mackall <mpm@selenic.com> and others |
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4 | Copyright 2008 Matt Mackall <mpm@selenic.com> and others | |
5 |
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5 | |||
6 | This software may be used and distributed according to the terms of |
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6 | This software may be used and distributed according to the terms of | |
7 | the GNU General Public License, incorporated herein by reference. |
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7 | the GNU General Public License, incorporated herein by reference. | |
8 | */ |
|
8 | */ | |
9 |
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9 | |||
10 | #include <Python.h> |
|
10 | #include <Python.h> | |
11 | #include <assert.h> |
|
11 | #include <assert.h> | |
12 | #include <ctype.h> |
|
12 | #include <ctype.h> | |
13 | #include <stddef.h> |
|
13 | #include <stddef.h> | |
14 | #include <string.h> |
|
14 | #include <string.h> | |
15 |
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15 | |||
16 | #include "bitmanipulation.h" |
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16 | #include "bitmanipulation.h" | |
17 | #include "charencode.h" |
|
17 | #include "charencode.h" | |
18 | #include "util.h" |
|
18 | #include "util.h" | |
19 |
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19 | |||
20 | #ifdef IS_PY3K |
|
20 | #ifdef IS_PY3K | |
21 | /* The mapping of Python types is meant to be temporary to get Python |
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21 | /* The mapping of Python types is meant to be temporary to get Python | |
22 | * 3 to compile. We should remove this once Python 3 support is fully |
|
22 | * 3 to compile. We should remove this once Python 3 support is fully | |
23 | * supported and proper types are used in the extensions themselves. */ |
|
23 | * supported and proper types are used in the extensions themselves. */ | |
24 | #define PyInt_Check PyLong_Check |
|
24 | #define PyInt_Check PyLong_Check | |
25 | #define PyInt_FromLong PyLong_FromLong |
|
25 | #define PyInt_FromLong PyLong_FromLong | |
26 | #define PyInt_FromSsize_t PyLong_FromSsize_t |
|
26 | #define PyInt_FromSsize_t PyLong_FromSsize_t | |
27 | #define PyInt_AS_LONG PyLong_AS_LONG |
|
27 | #define PyInt_AS_LONG PyLong_AS_LONG | |
28 | #define PyInt_AsLong PyLong_AsLong |
|
28 | #define PyInt_AsLong PyLong_AsLong | |
29 | #endif |
|
29 | #endif | |
30 |
|
30 | |||
31 | typedef struct indexObjectStruct indexObject; |
|
31 | typedef struct indexObjectStruct indexObject; | |
32 |
|
32 | |||
33 | typedef struct { |
|
33 | typedef struct { | |
34 | int children[16]; |
|
34 | int children[16]; | |
35 | } nodetreenode; |
|
35 | } nodetreenode; | |
36 |
|
36 | |||
37 | /* |
|
37 | /* | |
38 | * A base-16 trie for fast node->rev mapping. |
|
38 | * A base-16 trie for fast node->rev mapping. | |
39 | * |
|
39 | * | |
40 | * Positive value is index of the next node in the trie |
|
40 | * Positive value is index of the next node in the trie | |
41 | * Negative value is a leaf: -(rev + 2) |
|
41 | * Negative value is a leaf: -(rev + 2) | |
42 | * Zero is empty |
|
42 | * Zero is empty | |
43 | */ |
|
43 | */ | |
44 | typedef struct { |
|
44 | typedef struct { | |
45 | indexObject *index; |
|
45 | indexObject *index; | |
46 | nodetreenode *nodes; |
|
46 | nodetreenode *nodes; | |
47 | unsigned length; /* # nodes in use */ |
|
47 | unsigned length; /* # nodes in use */ | |
48 | unsigned capacity; /* # nodes allocated */ |
|
48 | unsigned capacity; /* # nodes allocated */ | |
49 | int depth; /* maximum depth of tree */ |
|
49 | int depth; /* maximum depth of tree */ | |
50 | int splits; /* # splits performed */ |
|
50 | int splits; /* # splits performed */ | |
51 | } nodetree; |
|
51 | } nodetree; | |
52 |
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52 | |||
53 | typedef struct { |
|
53 | typedef struct { | |
54 | PyObject_HEAD |
|
54 | PyObject_HEAD /* ; */ | |
55 | nodetree nt; |
|
55 | nodetree nt; | |
56 | } nodetreeObject; |
|
56 | } nodetreeObject; | |
57 |
|
57 | |||
58 | /* |
|
58 | /* | |
59 | * This class has two behaviors. |
|
59 | * This class has two behaviors. | |
60 | * |
|
60 | * | |
61 | * When used in a list-like way (with integer keys), we decode an |
|
61 | * When used in a list-like way (with integer keys), we decode an | |
62 | * entry in a RevlogNG index file on demand. Our last entry is a |
|
62 | * entry in a RevlogNG index file on demand. Our last entry is a | |
63 | * sentinel, always a nullid. We have limited support for |
|
63 | * sentinel, always a nullid. We have limited support for | |
64 | * integer-keyed insert and delete, only at elements right before the |
|
64 | * integer-keyed insert and delete, only at elements right before the | |
65 | * sentinel. |
|
65 | * sentinel. | |
66 | * |
|
66 | * | |
67 | * With string keys, we lazily perform a reverse mapping from node to |
|
67 | * With string keys, we lazily perform a reverse mapping from node to | |
68 | * rev, using a base-16 trie. |
|
68 | * rev, using a base-16 trie. | |
69 | */ |
|
69 | */ | |
70 | struct indexObjectStruct { |
|
70 | struct indexObjectStruct { | |
71 | PyObject_HEAD |
|
71 | PyObject_HEAD | |
72 | /* Type-specific fields go here. */ |
|
72 | /* Type-specific fields go here. */ | |
73 | PyObject *data; /* raw bytes of index */ |
|
73 | PyObject *data; /* raw bytes of index */ | |
74 | Py_buffer buf; /* buffer of data */ |
|
74 | Py_buffer buf; /* buffer of data */ | |
75 | PyObject **cache; /* cached tuples */ |
|
75 | PyObject **cache; /* cached tuples */ | |
76 | const char **offsets; /* populated on demand */ |
|
76 | const char **offsets; /* populated on demand */ | |
77 | Py_ssize_t raw_length; /* original number of elements */ |
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77 | Py_ssize_t raw_length; /* original number of elements */ | |
78 | Py_ssize_t length; /* current number of elements */ |
|
78 | Py_ssize_t length; /* current number of elements */ | |
79 | PyObject *added; /* populated on demand */ |
|
79 | PyObject *added; /* populated on demand */ | |
80 | PyObject *headrevs; /* cache, invalidated on changes */ |
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80 | PyObject *headrevs; /* cache, invalidated on changes */ | |
81 | PyObject *filteredrevs;/* filtered revs set */ |
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81 | PyObject *filteredrevs;/* filtered revs set */ | |
82 | nodetree nt; /* base-16 trie */ |
|
82 | nodetree nt; /* base-16 trie */ | |
83 | int ntinitialized; /* 0 or 1 */ |
|
83 | int ntinitialized; /* 0 or 1 */ | |
84 | int ntrev; /* last rev scanned */ |
|
84 | int ntrev; /* last rev scanned */ | |
85 | int ntlookups; /* # lookups */ |
|
85 | int ntlookups; /* # lookups */ | |
86 | int ntmisses; /* # lookups that miss the cache */ |
|
86 | int ntmisses; /* # lookups that miss the cache */ | |
87 | int inlined; |
|
87 | int inlined; | |
88 | }; |
|
88 | }; | |
89 |
|
89 | |||
90 | static Py_ssize_t index_length(const indexObject *self) |
|
90 | static Py_ssize_t index_length(const indexObject *self) | |
91 | { |
|
91 | { | |
92 | if (self->added == NULL) |
|
92 | if (self->added == NULL) | |
93 | return self->length; |
|
93 | return self->length; | |
94 | return self->length + PyList_GET_SIZE(self->added); |
|
94 | return self->length + PyList_GET_SIZE(self->added); | |
95 | } |
|
95 | } | |
96 |
|
96 | |||
97 | static PyObject *nullentry = NULL; |
|
97 | static PyObject *nullentry = NULL; | |
98 | static const char nullid[20] = {0}; |
|
98 | static const char nullid[20] = {0}; | |
99 |
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99 | |||
100 | static Py_ssize_t inline_scan(indexObject *self, const char **offsets); |
|
100 | static Py_ssize_t inline_scan(indexObject *self, const char **offsets); | |
101 |
|
101 | |||
102 | #if LONG_MAX == 0x7fffffffL |
|
102 | #if LONG_MAX == 0x7fffffffL | |
103 | static const char *const tuple_format = PY23("Kiiiiiis#", "Kiiiiiiy#"); |
|
103 | static const char *const tuple_format = PY23("Kiiiiiis#", "Kiiiiiiy#"); | |
104 | #else |
|
104 | #else | |
105 | static const char *const tuple_format = PY23("kiiiiiis#", "kiiiiiiy#"); |
|
105 | static const char *const tuple_format = PY23("kiiiiiis#", "kiiiiiiy#"); | |
106 | #endif |
|
106 | #endif | |
107 |
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107 | |||
108 | /* A RevlogNG v1 index entry is 64 bytes long. */ |
|
108 | /* A RevlogNG v1 index entry is 64 bytes long. */ | |
109 | static const long v1_hdrsize = 64; |
|
109 | static const long v1_hdrsize = 64; | |
110 |
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110 | |||
111 | static void raise_revlog_error(void) |
|
111 | static void raise_revlog_error(void) | |
112 | { |
|
112 | { | |
113 | PyObject *mod = NULL, *dict = NULL, *errclass = NULL; |
|
113 | PyObject *mod = NULL, *dict = NULL, *errclass = NULL; | |
114 |
|
114 | |||
115 | mod = PyImport_ImportModule("mercurial.error"); |
|
115 | mod = PyImport_ImportModule("mercurial.error"); | |
116 | if (mod == NULL) { |
|
116 | if (mod == NULL) { | |
117 | goto cleanup; |
|
117 | goto cleanup; | |
118 | } |
|
118 | } | |
119 |
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119 | |||
120 | dict = PyModule_GetDict(mod); |
|
120 | dict = PyModule_GetDict(mod); | |
121 | if (dict == NULL) { |
|
121 | if (dict == NULL) { | |
122 | goto cleanup; |
|
122 | goto cleanup; | |
123 | } |
|
123 | } | |
124 | Py_INCREF(dict); |
|
124 | Py_INCREF(dict); | |
125 |
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125 | |||
126 | errclass = PyDict_GetItemString(dict, "RevlogError"); |
|
126 | errclass = PyDict_GetItemString(dict, "RevlogError"); | |
127 | if (errclass == NULL) { |
|
127 | if (errclass == NULL) { | |
128 | PyErr_SetString(PyExc_SystemError, |
|
128 | PyErr_SetString(PyExc_SystemError, | |
129 | "could not find RevlogError"); |
|
129 | "could not find RevlogError"); | |
130 | goto cleanup; |
|
130 | goto cleanup; | |
131 | } |
|
131 | } | |
132 |
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132 | |||
133 | /* value of exception is ignored by callers */ |
|
133 | /* value of exception is ignored by callers */ | |
134 | PyErr_SetString(errclass, "RevlogError"); |
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134 | PyErr_SetString(errclass, "RevlogError"); | |
135 |
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135 | |||
136 | cleanup: |
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136 | cleanup: | |
137 | Py_XDECREF(dict); |
|
137 | Py_XDECREF(dict); | |
138 | Py_XDECREF(mod); |
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138 | Py_XDECREF(mod); | |
139 | } |
|
139 | } | |
140 |
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140 | |||
141 | /* |
|
141 | /* | |
142 | * Return a pointer to the beginning of a RevlogNG record. |
|
142 | * Return a pointer to the beginning of a RevlogNG record. | |
143 | */ |
|
143 | */ | |
144 | static const char *index_deref(indexObject *self, Py_ssize_t pos) |
|
144 | static const char *index_deref(indexObject *self, Py_ssize_t pos) | |
145 | { |
|
145 | { | |
146 | if (self->inlined && pos > 0) { |
|
146 | if (self->inlined && pos > 0) { | |
147 | if (self->offsets == NULL) { |
|
147 | if (self->offsets == NULL) { | |
148 | self->offsets = PyMem_Malloc(self->raw_length * |
|
148 | self->offsets = PyMem_Malloc(self->raw_length * | |
149 | sizeof(*self->offsets)); |
|
149 | sizeof(*self->offsets)); | |
150 | if (self->offsets == NULL) |
|
150 | if (self->offsets == NULL) | |
151 | return (const char *)PyErr_NoMemory(); |
|
151 | return (const char *)PyErr_NoMemory(); | |
152 | inline_scan(self, self->offsets); |
|
152 | inline_scan(self, self->offsets); | |
153 | } |
|
153 | } | |
154 | return self->offsets[pos]; |
|
154 | return self->offsets[pos]; | |
155 | } |
|
155 | } | |
156 |
|
156 | |||
157 | return (const char *)(self->buf.buf) + pos * v1_hdrsize; |
|
157 | return (const char *)(self->buf.buf) + pos * v1_hdrsize; | |
158 | } |
|
158 | } | |
159 |
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159 | |||
160 | static inline int index_get_parents(indexObject *self, Py_ssize_t rev, |
|
160 | static inline int index_get_parents(indexObject *self, Py_ssize_t rev, | |
161 | int *ps, int maxrev) |
|
161 | int *ps, int maxrev) | |
162 | { |
|
162 | { | |
163 | if (rev >= self->length) { |
|
163 | if (rev >= self->length) { | |
164 | PyObject *tuple = PyList_GET_ITEM(self->added, rev - self->length); |
|
164 | PyObject *tuple = PyList_GET_ITEM(self->added, rev - self->length); | |
165 | ps[0] = (int)PyInt_AS_LONG(PyTuple_GET_ITEM(tuple, 5)); |
|
165 | ps[0] = (int)PyInt_AS_LONG(PyTuple_GET_ITEM(tuple, 5)); | |
166 | ps[1] = (int)PyInt_AS_LONG(PyTuple_GET_ITEM(tuple, 6)); |
|
166 | ps[1] = (int)PyInt_AS_LONG(PyTuple_GET_ITEM(tuple, 6)); | |
167 | } else { |
|
167 | } else { | |
168 | const char *data = index_deref(self, rev); |
|
168 | const char *data = index_deref(self, rev); | |
169 | ps[0] = getbe32(data + 24); |
|
169 | ps[0] = getbe32(data + 24); | |
170 | ps[1] = getbe32(data + 28); |
|
170 | ps[1] = getbe32(data + 28); | |
171 | } |
|
171 | } | |
172 | /* If index file is corrupted, ps[] may point to invalid revisions. So |
|
172 | /* If index file is corrupted, ps[] may point to invalid revisions. So | |
173 | * there is a risk of buffer overflow to trust them unconditionally. */ |
|
173 | * there is a risk of buffer overflow to trust them unconditionally. */ | |
174 | if (ps[0] > maxrev || ps[1] > maxrev) { |
|
174 | if (ps[0] > maxrev || ps[1] > maxrev) { | |
175 | PyErr_SetString(PyExc_ValueError, "parent out of range"); |
|
175 | PyErr_SetString(PyExc_ValueError, "parent out of range"); | |
176 | return -1; |
|
176 | return -1; | |
177 | } |
|
177 | } | |
178 | return 0; |
|
178 | return 0; | |
179 | } |
|
179 | } | |
180 |
|
180 | |||
181 |
|
181 | |||
182 | /* |
|
182 | /* | |
183 | * RevlogNG format (all in big endian, data may be inlined): |
|
183 | * RevlogNG format (all in big endian, data may be inlined): | |
184 | * 6 bytes: offset |
|
184 | * 6 bytes: offset | |
185 | * 2 bytes: flags |
|
185 | * 2 bytes: flags | |
186 | * 4 bytes: compressed length |
|
186 | * 4 bytes: compressed length | |
187 | * 4 bytes: uncompressed length |
|
187 | * 4 bytes: uncompressed length | |
188 | * 4 bytes: base revision |
|
188 | * 4 bytes: base revision | |
189 | * 4 bytes: link revision |
|
189 | * 4 bytes: link revision | |
190 | * 4 bytes: parent 1 revision |
|
190 | * 4 bytes: parent 1 revision | |
191 | * 4 bytes: parent 2 revision |
|
191 | * 4 bytes: parent 2 revision | |
192 | * 32 bytes: nodeid (only 20 bytes used) |
|
192 | * 32 bytes: nodeid (only 20 bytes used) | |
193 | */ |
|
193 | */ | |
194 | static PyObject *index_get(indexObject *self, Py_ssize_t pos) |
|
194 | static PyObject *index_get(indexObject *self, Py_ssize_t pos) | |
195 | { |
|
195 | { | |
196 | uint64_t offset_flags; |
|
196 | uint64_t offset_flags; | |
197 | int comp_len, uncomp_len, base_rev, link_rev, parent_1, parent_2; |
|
197 | int comp_len, uncomp_len, base_rev, link_rev, parent_1, parent_2; | |
198 | const char *c_node_id; |
|
198 | const char *c_node_id; | |
199 | const char *data; |
|
199 | const char *data; | |
200 | Py_ssize_t length = index_length(self); |
|
200 | Py_ssize_t length = index_length(self); | |
201 | PyObject *entry; |
|
201 | PyObject *entry; | |
202 |
|
202 | |||
203 | if (pos == -1) { |
|
203 | if (pos == -1) { | |
204 | Py_INCREF(nullentry); |
|
204 | Py_INCREF(nullentry); | |
205 | return nullentry; |
|
205 | return nullentry; | |
206 | } |
|
206 | } | |
207 |
|
207 | |||
208 | if (pos < 0 || pos >= length) { |
|
208 | if (pos < 0 || pos >= length) { | |
209 | PyErr_SetString(PyExc_IndexError, "revlog index out of range"); |
|
209 | PyErr_SetString(PyExc_IndexError, "revlog index out of range"); | |
210 | return NULL; |
|
210 | return NULL; | |
211 | } |
|
211 | } | |
212 |
|
212 | |||
213 | if (pos >= self->length) { |
|
213 | if (pos >= self->length) { | |
214 | PyObject *obj; |
|
214 | PyObject *obj; | |
215 | obj = PyList_GET_ITEM(self->added, pos - self->length); |
|
215 | obj = PyList_GET_ITEM(self->added, pos - self->length); | |
216 | Py_INCREF(obj); |
|
216 | Py_INCREF(obj); | |
217 | return obj; |
|
217 | return obj; | |
218 | } |
|
218 | } | |
219 |
|
219 | |||
220 | if (self->cache) { |
|
220 | if (self->cache) { | |
221 | if (self->cache[pos]) { |
|
221 | if (self->cache[pos]) { | |
222 | Py_INCREF(self->cache[pos]); |
|
222 | Py_INCREF(self->cache[pos]); | |
223 | return self->cache[pos]; |
|
223 | return self->cache[pos]; | |
224 | } |
|
224 | } | |
225 | } else { |
|
225 | } else { | |
226 | self->cache = calloc(self->raw_length, sizeof(PyObject *)); |
|
226 | self->cache = calloc(self->raw_length, sizeof(PyObject *)); | |
227 | if (self->cache == NULL) |
|
227 | if (self->cache == NULL) | |
228 | return PyErr_NoMemory(); |
|
228 | return PyErr_NoMemory(); | |
229 | } |
|
229 | } | |
230 |
|
230 | |||
231 | data = index_deref(self, pos); |
|
231 | data = index_deref(self, pos); | |
232 | if (data == NULL) |
|
232 | if (data == NULL) | |
233 | return NULL; |
|
233 | return NULL; | |
234 |
|
234 | |||
235 | offset_flags = getbe32(data + 4); |
|
235 | offset_flags = getbe32(data + 4); | |
236 | if (pos == 0) /* mask out version number for the first entry */ |
|
236 | if (pos == 0) /* mask out version number for the first entry */ | |
237 | offset_flags &= 0xFFFF; |
|
237 | offset_flags &= 0xFFFF; | |
238 | else { |
|
238 | else { | |
239 | uint32_t offset_high = getbe32(data); |
|
239 | uint32_t offset_high = getbe32(data); | |
240 | offset_flags |= ((uint64_t)offset_high) << 32; |
|
240 | offset_flags |= ((uint64_t)offset_high) << 32; | |
241 | } |
|
241 | } | |
242 |
|
242 | |||
243 | comp_len = getbe32(data + 8); |
|
243 | comp_len = getbe32(data + 8); | |
244 | uncomp_len = getbe32(data + 12); |
|
244 | uncomp_len = getbe32(data + 12); | |
245 | base_rev = getbe32(data + 16); |
|
245 | base_rev = getbe32(data + 16); | |
246 | link_rev = getbe32(data + 20); |
|
246 | link_rev = getbe32(data + 20); | |
247 | parent_1 = getbe32(data + 24); |
|
247 | parent_1 = getbe32(data + 24); | |
248 | parent_2 = getbe32(data + 28); |
|
248 | parent_2 = getbe32(data + 28); | |
249 | c_node_id = data + 32; |
|
249 | c_node_id = data + 32; | |
250 |
|
250 | |||
251 | entry = Py_BuildValue(tuple_format, offset_flags, comp_len, |
|
251 | entry = Py_BuildValue(tuple_format, offset_flags, comp_len, | |
252 | uncomp_len, base_rev, link_rev, |
|
252 | uncomp_len, base_rev, link_rev, | |
253 | parent_1, parent_2, c_node_id, 20); |
|
253 | parent_1, parent_2, c_node_id, 20); | |
254 |
|
254 | |||
255 | if (entry) { |
|
255 | if (entry) { | |
256 | PyObject_GC_UnTrack(entry); |
|
256 | PyObject_GC_UnTrack(entry); | |
257 | Py_INCREF(entry); |
|
257 | Py_INCREF(entry); | |
258 | } |
|
258 | } | |
259 |
|
259 | |||
260 | self->cache[pos] = entry; |
|
260 | self->cache[pos] = entry; | |
261 |
|
261 | |||
262 | return entry; |
|
262 | return entry; | |
263 | } |
|
263 | } | |
264 |
|
264 | |||
265 | /* |
|
265 | /* | |
266 | * Return the 20-byte SHA of the node corresponding to the given rev. |
|
266 | * Return the 20-byte SHA of the node corresponding to the given rev. | |
267 | */ |
|
267 | */ | |
268 | static const char *index_node(indexObject *self, Py_ssize_t pos) |
|
268 | static const char *index_node(indexObject *self, Py_ssize_t pos) | |
269 | { |
|
269 | { | |
270 | Py_ssize_t length = index_length(self); |
|
270 | Py_ssize_t length = index_length(self); | |
271 | const char *data; |
|
271 | const char *data; | |
272 |
|
272 | |||
273 | if (pos == -1) |
|
273 | if (pos == -1) | |
274 | return nullid; |
|
274 | return nullid; | |
275 |
|
275 | |||
276 | if (pos >= length) |
|
276 | if (pos >= length) | |
277 | return NULL; |
|
277 | return NULL; | |
278 |
|
278 | |||
279 | if (pos >= self->length) { |
|
279 | if (pos >= self->length) { | |
280 | PyObject *tuple, *str; |
|
280 | PyObject *tuple, *str; | |
281 | tuple = PyList_GET_ITEM(self->added, pos - self->length); |
|
281 | tuple = PyList_GET_ITEM(self->added, pos - self->length); | |
282 | str = PyTuple_GetItem(tuple, 7); |
|
282 | str = PyTuple_GetItem(tuple, 7); | |
283 | return str ? PyBytes_AS_STRING(str) : NULL; |
|
283 | return str ? PyBytes_AS_STRING(str) : NULL; | |
284 | } |
|
284 | } | |
285 |
|
285 | |||
286 | data = index_deref(self, pos); |
|
286 | data = index_deref(self, pos); | |
287 | return data ? data + 32 : NULL; |
|
287 | return data ? data + 32 : NULL; | |
288 | } |
|
288 | } | |
289 |
|
289 | |||
290 | /* |
|
290 | /* | |
291 | * Return the 20-byte SHA of the node corresponding to the given rev. The |
|
291 | * Return the 20-byte SHA of the node corresponding to the given rev. The | |
292 | * rev is assumed to be existing. If not, an exception is set. |
|
292 | * rev is assumed to be existing. If not, an exception is set. | |
293 | */ |
|
293 | */ | |
294 | static const char *index_node_existing(indexObject *self, Py_ssize_t pos) |
|
294 | static const char *index_node_existing(indexObject *self, Py_ssize_t pos) | |
295 | { |
|
295 | { | |
296 | const char *node = index_node(self, pos); |
|
296 | const char *node = index_node(self, pos); | |
297 | if (node == NULL) { |
|
297 | if (node == NULL) { | |
298 | PyErr_Format(PyExc_IndexError, "could not access rev %d", |
|
298 | PyErr_Format(PyExc_IndexError, "could not access rev %d", | |
299 | (int)pos); |
|
299 | (int)pos); | |
300 | } |
|
300 | } | |
301 | return node; |
|
301 | return node; | |
302 | } |
|
302 | } | |
303 |
|
303 | |||
304 | static int nt_insert(nodetree *self, const char *node, int rev); |
|
304 | static int nt_insert(nodetree *self, const char *node, int rev); | |
305 |
|
305 | |||
306 | static int node_check(PyObject *obj, char **node) |
|
306 | static int node_check(PyObject *obj, char **node) | |
307 | { |
|
307 | { | |
308 | Py_ssize_t nodelen; |
|
308 | Py_ssize_t nodelen; | |
309 | if (PyBytes_AsStringAndSize(obj, node, &nodelen) == -1) |
|
309 | if (PyBytes_AsStringAndSize(obj, node, &nodelen) == -1) | |
310 | return -1; |
|
310 | return -1; | |
311 | if (nodelen == 20) |
|
311 | if (nodelen == 20) | |
312 | return 0; |
|
312 | return 0; | |
313 | PyErr_SetString(PyExc_ValueError, "20-byte hash required"); |
|
313 | PyErr_SetString(PyExc_ValueError, "20-byte hash required"); | |
314 | return -1; |
|
314 | return -1; | |
315 | } |
|
315 | } | |
316 |
|
316 | |||
317 | static PyObject *index_append(indexObject *self, PyObject *obj) |
|
317 | static PyObject *index_append(indexObject *self, PyObject *obj) | |
318 | { |
|
318 | { | |
319 | char *node; |
|
319 | char *node; | |
320 | Py_ssize_t len; |
|
320 | Py_ssize_t len; | |
321 |
|
321 | |||
322 | if (!PyTuple_Check(obj) || PyTuple_GET_SIZE(obj) != 8) { |
|
322 | if (!PyTuple_Check(obj) || PyTuple_GET_SIZE(obj) != 8) { | |
323 | PyErr_SetString(PyExc_TypeError, "8-tuple required"); |
|
323 | PyErr_SetString(PyExc_TypeError, "8-tuple required"); | |
324 | return NULL; |
|
324 | return NULL; | |
325 | } |
|
325 | } | |
326 |
|
326 | |||
327 | if (node_check(PyTuple_GET_ITEM(obj, 7), &node) == -1) |
|
327 | if (node_check(PyTuple_GET_ITEM(obj, 7), &node) == -1) | |
328 | return NULL; |
|
328 | return NULL; | |
329 |
|
329 | |||
330 | len = index_length(self); |
|
330 | len = index_length(self); | |
331 |
|
331 | |||
332 | if (self->added == NULL) { |
|
332 | if (self->added == NULL) { | |
333 | self->added = PyList_New(0); |
|
333 | self->added = PyList_New(0); | |
334 | if (self->added == NULL) |
|
334 | if (self->added == NULL) | |
335 | return NULL; |
|
335 | return NULL; | |
336 | } |
|
336 | } | |
337 |
|
337 | |||
338 | if (PyList_Append(self->added, obj) == -1) |
|
338 | if (PyList_Append(self->added, obj) == -1) | |
339 | return NULL; |
|
339 | return NULL; | |
340 |
|
340 | |||
341 | if (self->ntinitialized) |
|
341 | if (self->ntinitialized) | |
342 | nt_insert(&self->nt, node, (int)len); |
|
342 | nt_insert(&self->nt, node, (int)len); | |
343 |
|
343 | |||
344 | Py_CLEAR(self->headrevs); |
|
344 | Py_CLEAR(self->headrevs); | |
345 | Py_RETURN_NONE; |
|
345 | Py_RETURN_NONE; | |
346 | } |
|
346 | } | |
347 |
|
347 | |||
348 | static PyObject *index_stats(indexObject *self) |
|
348 | static PyObject *index_stats(indexObject *self) | |
349 | { |
|
349 | { | |
350 | PyObject *obj = PyDict_New(); |
|
350 | PyObject *obj = PyDict_New(); | |
351 | PyObject *s = NULL; |
|
351 | PyObject *s = NULL; | |
352 | PyObject *t = NULL; |
|
352 | PyObject *t = NULL; | |
353 |
|
353 | |||
354 | if (obj == NULL) |
|
354 | if (obj == NULL) | |
355 | return NULL; |
|
355 | return NULL; | |
356 |
|
356 | |||
357 | #define istat(__n, __d) \ |
|
357 | #define istat(__n, __d) \ | |
358 | do { \ |
|
358 | do { \ | |
359 | s = PyBytes_FromString(__d); \ |
|
359 | s = PyBytes_FromString(__d); \ | |
360 | t = PyInt_FromSsize_t(self->__n); \ |
|
360 | t = PyInt_FromSsize_t(self->__n); \ | |
361 | if (!s || !t) \ |
|
361 | if (!s || !t) \ | |
362 | goto bail; \ |
|
362 | goto bail; \ | |
363 | if (PyDict_SetItem(obj, s, t) == -1) \ |
|
363 | if (PyDict_SetItem(obj, s, t) == -1) \ | |
364 | goto bail; \ |
|
364 | goto bail; \ | |
365 | Py_CLEAR(s); \ |
|
365 | Py_CLEAR(s); \ | |
366 | Py_CLEAR(t); \ |
|
366 | Py_CLEAR(t); \ | |
367 | } while (0) |
|
367 | } while (0) | |
368 |
|
368 | |||
369 | if (self->added) { |
|
369 | if (self->added) { | |
370 | Py_ssize_t len = PyList_GET_SIZE(self->added); |
|
370 | Py_ssize_t len = PyList_GET_SIZE(self->added); | |
371 | s = PyBytes_FromString("index entries added"); |
|
371 | s = PyBytes_FromString("index entries added"); | |
372 | t = PyInt_FromSsize_t(len); |
|
372 | t = PyInt_FromSsize_t(len); | |
373 | if (!s || !t) |
|
373 | if (!s || !t) | |
374 | goto bail; |
|
374 | goto bail; | |
375 | if (PyDict_SetItem(obj, s, t) == -1) |
|
375 | if (PyDict_SetItem(obj, s, t) == -1) | |
376 | goto bail; |
|
376 | goto bail; | |
377 | Py_CLEAR(s); |
|
377 | Py_CLEAR(s); | |
378 | Py_CLEAR(t); |
|
378 | Py_CLEAR(t); | |
379 | } |
|
379 | } | |
380 |
|
380 | |||
381 | if (self->raw_length != self->length) |
|
381 | if (self->raw_length != self->length) | |
382 | istat(raw_length, "revs on disk"); |
|
382 | istat(raw_length, "revs on disk"); | |
383 | istat(length, "revs in memory"); |
|
383 | istat(length, "revs in memory"); | |
384 | istat(ntlookups, "node trie lookups"); |
|
384 | istat(ntlookups, "node trie lookups"); | |
385 | istat(ntmisses, "node trie misses"); |
|
385 | istat(ntmisses, "node trie misses"); | |
386 | istat(ntrev, "node trie last rev scanned"); |
|
386 | istat(ntrev, "node trie last rev scanned"); | |
387 | if (self->ntinitialized) { |
|
387 | if (self->ntinitialized) { | |
388 | istat(nt.capacity, "node trie capacity"); |
|
388 | istat(nt.capacity, "node trie capacity"); | |
389 | istat(nt.depth, "node trie depth"); |
|
389 | istat(nt.depth, "node trie depth"); | |
390 | istat(nt.length, "node trie count"); |
|
390 | istat(nt.length, "node trie count"); | |
391 | istat(nt.splits, "node trie splits"); |
|
391 | istat(nt.splits, "node trie splits"); | |
392 | } |
|
392 | } | |
393 |
|
393 | |||
394 | #undef istat |
|
394 | #undef istat | |
395 |
|
395 | |||
396 | return obj; |
|
396 | return obj; | |
397 |
|
397 | |||
398 | bail: |
|
398 | bail: | |
399 | Py_XDECREF(obj); |
|
399 | Py_XDECREF(obj); | |
400 | Py_XDECREF(s); |
|
400 | Py_XDECREF(s); | |
401 | Py_XDECREF(t); |
|
401 | Py_XDECREF(t); | |
402 | return NULL; |
|
402 | return NULL; | |
403 | } |
|
403 | } | |
404 |
|
404 | |||
405 | /* |
|
405 | /* | |
406 | * When we cache a list, we want to be sure the caller can't mutate |
|
406 | * When we cache a list, we want to be sure the caller can't mutate | |
407 | * the cached copy. |
|
407 | * the cached copy. | |
408 | */ |
|
408 | */ | |
409 | static PyObject *list_copy(PyObject *list) |
|
409 | static PyObject *list_copy(PyObject *list) | |
410 | { |
|
410 | { | |
411 | Py_ssize_t len = PyList_GET_SIZE(list); |
|
411 | Py_ssize_t len = PyList_GET_SIZE(list); | |
412 | PyObject *newlist = PyList_New(len); |
|
412 | PyObject *newlist = PyList_New(len); | |
413 | Py_ssize_t i; |
|
413 | Py_ssize_t i; | |
414 |
|
414 | |||
415 | if (newlist == NULL) |
|
415 | if (newlist == NULL) | |
416 | return NULL; |
|
416 | return NULL; | |
417 |
|
417 | |||
418 | for (i = 0; i < len; i++) { |
|
418 | for (i = 0; i < len; i++) { | |
419 | PyObject *obj = PyList_GET_ITEM(list, i); |
|
419 | PyObject *obj = PyList_GET_ITEM(list, i); | |
420 | Py_INCREF(obj); |
|
420 | Py_INCREF(obj); | |
421 | PyList_SET_ITEM(newlist, i, obj); |
|
421 | PyList_SET_ITEM(newlist, i, obj); | |
422 | } |
|
422 | } | |
423 |
|
423 | |||
424 | return newlist; |
|
424 | return newlist; | |
425 | } |
|
425 | } | |
426 |
|
426 | |||
427 | static int check_filter(PyObject *filter, Py_ssize_t arg) |
|
427 | static int check_filter(PyObject *filter, Py_ssize_t arg) | |
428 | { |
|
428 | { | |
429 | if (filter) { |
|
429 | if (filter) { | |
430 | PyObject *arglist, *result; |
|
430 | PyObject *arglist, *result; | |
431 | int isfiltered; |
|
431 | int isfiltered; | |
432 |
|
432 | |||
433 | arglist = Py_BuildValue("(n)", arg); |
|
433 | arglist = Py_BuildValue("(n)", arg); | |
434 | if (!arglist) { |
|
434 | if (!arglist) { | |
435 | return -1; |
|
435 | return -1; | |
436 | } |
|
436 | } | |
437 |
|
437 | |||
438 | result = PyEval_CallObject(filter, arglist); |
|
438 | result = PyEval_CallObject(filter, arglist); | |
439 | Py_DECREF(arglist); |
|
439 | Py_DECREF(arglist); | |
440 | if (!result) { |
|
440 | if (!result) { | |
441 | return -1; |
|
441 | return -1; | |
442 | } |
|
442 | } | |
443 |
|
443 | |||
444 | /* PyObject_IsTrue returns 1 if true, 0 if false, -1 if error, |
|
444 | /* PyObject_IsTrue returns 1 if true, 0 if false, -1 if error, | |
445 | * same as this function, so we can just return it directly.*/ |
|
445 | * same as this function, so we can just return it directly.*/ | |
446 | isfiltered = PyObject_IsTrue(result); |
|
446 | isfiltered = PyObject_IsTrue(result); | |
447 | Py_DECREF(result); |
|
447 | Py_DECREF(result); | |
448 | return isfiltered; |
|
448 | return isfiltered; | |
449 | } else { |
|
449 | } else { | |
450 | return 0; |
|
450 | return 0; | |
451 | } |
|
451 | } | |
452 | } |
|
452 | } | |
453 |
|
453 | |||
454 | static Py_ssize_t add_roots_get_min(indexObject *self, PyObject *list, |
|
454 | static Py_ssize_t add_roots_get_min(indexObject *self, PyObject *list, | |
455 | Py_ssize_t marker, char *phases) |
|
455 | Py_ssize_t marker, char *phases) | |
456 | { |
|
456 | { | |
457 | PyObject *iter = NULL; |
|
457 | PyObject *iter = NULL; | |
458 | PyObject *iter_item = NULL; |
|
458 | PyObject *iter_item = NULL; | |
459 | Py_ssize_t min_idx = index_length(self) + 2; |
|
459 | Py_ssize_t min_idx = index_length(self) + 2; | |
460 | long iter_item_long; |
|
460 | long iter_item_long; | |
461 |
|
461 | |||
462 | if (PyList_GET_SIZE(list) != 0) { |
|
462 | if (PyList_GET_SIZE(list) != 0) { | |
463 | iter = PyObject_GetIter(list); |
|
463 | iter = PyObject_GetIter(list); | |
464 | if (iter == NULL) |
|
464 | if (iter == NULL) | |
465 | return -2; |
|
465 | return -2; | |
466 | while ((iter_item = PyIter_Next(iter))) { |
|
466 | while ((iter_item = PyIter_Next(iter))) { | |
467 | iter_item_long = PyInt_AS_LONG(iter_item); |
|
467 | iter_item_long = PyInt_AS_LONG(iter_item); | |
468 | Py_DECREF(iter_item); |
|
468 | Py_DECREF(iter_item); | |
469 | if (iter_item_long < min_idx) |
|
469 | if (iter_item_long < min_idx) | |
470 | min_idx = iter_item_long; |
|
470 | min_idx = iter_item_long; | |
471 | phases[iter_item_long] = (char)marker; |
|
471 | phases[iter_item_long] = (char)marker; | |
472 | } |
|
472 | } | |
473 | Py_DECREF(iter); |
|
473 | Py_DECREF(iter); | |
474 | } |
|
474 | } | |
475 |
|
475 | |||
476 | return min_idx; |
|
476 | return min_idx; | |
477 | } |
|
477 | } | |
478 |
|
478 | |||
479 | static inline void set_phase_from_parents(char *phases, int parent_1, |
|
479 | static inline void set_phase_from_parents(char *phases, int parent_1, | |
480 | int parent_2, Py_ssize_t i) |
|
480 | int parent_2, Py_ssize_t i) | |
481 | { |
|
481 | { | |
482 | if (parent_1 >= 0 && phases[parent_1] > phases[i]) |
|
482 | if (parent_1 >= 0 && phases[parent_1] > phases[i]) | |
483 | phases[i] = phases[parent_1]; |
|
483 | phases[i] = phases[parent_1]; | |
484 | if (parent_2 >= 0 && phases[parent_2] > phases[i]) |
|
484 | if (parent_2 >= 0 && phases[parent_2] > phases[i]) | |
485 | phases[i] = phases[parent_2]; |
|
485 | phases[i] = phases[parent_2]; | |
486 | } |
|
486 | } | |
487 |
|
487 | |||
488 | static PyObject *reachableroots2(indexObject *self, PyObject *args) |
|
488 | static PyObject *reachableroots2(indexObject *self, PyObject *args) | |
489 | { |
|
489 | { | |
490 |
|
490 | |||
491 | /* Input */ |
|
491 | /* Input */ | |
492 | long minroot; |
|
492 | long minroot; | |
493 | PyObject *includepatharg = NULL; |
|
493 | PyObject *includepatharg = NULL; | |
494 | int includepath = 0; |
|
494 | int includepath = 0; | |
495 | /* heads and roots are lists */ |
|
495 | /* heads and roots are lists */ | |
496 | PyObject *heads = NULL; |
|
496 | PyObject *heads = NULL; | |
497 | PyObject *roots = NULL; |
|
497 | PyObject *roots = NULL; | |
498 | PyObject *reachable = NULL; |
|
498 | PyObject *reachable = NULL; | |
499 |
|
499 | |||
500 | PyObject *val; |
|
500 | PyObject *val; | |
501 | Py_ssize_t len = index_length(self); |
|
501 | Py_ssize_t len = index_length(self); | |
502 | long revnum; |
|
502 | long revnum; | |
503 | Py_ssize_t k; |
|
503 | Py_ssize_t k; | |
504 | Py_ssize_t i; |
|
504 | Py_ssize_t i; | |
505 | Py_ssize_t l; |
|
505 | Py_ssize_t l; | |
506 | int r; |
|
506 | int r; | |
507 | int parents[2]; |
|
507 | int parents[2]; | |
508 |
|
508 | |||
509 | /* Internal data structure: |
|
509 | /* Internal data structure: | |
510 | * tovisit: array of length len+1 (all revs + nullrev), filled upto lentovisit |
|
510 | * tovisit: array of length len+1 (all revs + nullrev), filled upto lentovisit | |
511 | * revstates: array of length len+1 (all revs + nullrev) */ |
|
511 | * revstates: array of length len+1 (all revs + nullrev) */ | |
512 | int *tovisit = NULL; |
|
512 | int *tovisit = NULL; | |
513 | long lentovisit = 0; |
|
513 | long lentovisit = 0; | |
514 | enum { RS_SEEN = 1, RS_ROOT = 2, RS_REACHABLE = 4 }; |
|
514 | enum { RS_SEEN = 1, RS_ROOT = 2, RS_REACHABLE = 4 }; | |
515 | char *revstates = NULL; |
|
515 | char *revstates = NULL; | |
516 |
|
516 | |||
517 | /* Get arguments */ |
|
517 | /* Get arguments */ | |
518 | if (!PyArg_ParseTuple(args, "lO!O!O!", &minroot, &PyList_Type, &heads, |
|
518 | if (!PyArg_ParseTuple(args, "lO!O!O!", &minroot, &PyList_Type, &heads, | |
519 | &PyList_Type, &roots, |
|
519 | &PyList_Type, &roots, | |
520 | &PyBool_Type, &includepatharg)) |
|
520 | &PyBool_Type, &includepatharg)) | |
521 | goto bail; |
|
521 | goto bail; | |
522 |
|
522 | |||
523 | if (includepatharg == Py_True) |
|
523 | if (includepatharg == Py_True) | |
524 | includepath = 1; |
|
524 | includepath = 1; | |
525 |
|
525 | |||
526 | /* Initialize return set */ |
|
526 | /* Initialize return set */ | |
527 | reachable = PyList_New(0); |
|
527 | reachable = PyList_New(0); | |
528 | if (reachable == NULL) |
|
528 | if (reachable == NULL) | |
529 | goto bail; |
|
529 | goto bail; | |
530 |
|
530 | |||
531 | /* Initialize internal datastructures */ |
|
531 | /* Initialize internal datastructures */ | |
532 | tovisit = (int *)malloc((len + 1) * sizeof(int)); |
|
532 | tovisit = (int *)malloc((len + 1) * sizeof(int)); | |
533 | if (tovisit == NULL) { |
|
533 | if (tovisit == NULL) { | |
534 | PyErr_NoMemory(); |
|
534 | PyErr_NoMemory(); | |
535 | goto bail; |
|
535 | goto bail; | |
536 | } |
|
536 | } | |
537 |
|
537 | |||
538 | revstates = (char *)calloc(len + 1, 1); |
|
538 | revstates = (char *)calloc(len + 1, 1); | |
539 | if (revstates == NULL) { |
|
539 | if (revstates == NULL) { | |
540 | PyErr_NoMemory(); |
|
540 | PyErr_NoMemory(); | |
541 | goto bail; |
|
541 | goto bail; | |
542 | } |
|
542 | } | |
543 |
|
543 | |||
544 | l = PyList_GET_SIZE(roots); |
|
544 | l = PyList_GET_SIZE(roots); | |
545 | for (i = 0; i < l; i++) { |
|
545 | for (i = 0; i < l; i++) { | |
546 | revnum = PyInt_AsLong(PyList_GET_ITEM(roots, i)); |
|
546 | revnum = PyInt_AsLong(PyList_GET_ITEM(roots, i)); | |
547 | if (revnum == -1 && PyErr_Occurred()) |
|
547 | if (revnum == -1 && PyErr_Occurred()) | |
548 | goto bail; |
|
548 | goto bail; | |
549 | /* If root is out of range, e.g. wdir(), it must be unreachable |
|
549 | /* If root is out of range, e.g. wdir(), it must be unreachable | |
550 | * from heads. So we can just ignore it. */ |
|
550 | * from heads. So we can just ignore it. */ | |
551 | if (revnum + 1 < 0 || revnum + 1 >= len + 1) |
|
551 | if (revnum + 1 < 0 || revnum + 1 >= len + 1) | |
552 | continue; |
|
552 | continue; | |
553 | revstates[revnum + 1] |= RS_ROOT; |
|
553 | revstates[revnum + 1] |= RS_ROOT; | |
554 | } |
|
554 | } | |
555 |
|
555 | |||
556 | /* Populate tovisit with all the heads */ |
|
556 | /* Populate tovisit with all the heads */ | |
557 | l = PyList_GET_SIZE(heads); |
|
557 | l = PyList_GET_SIZE(heads); | |
558 | for (i = 0; i < l; i++) { |
|
558 | for (i = 0; i < l; i++) { | |
559 | revnum = PyInt_AsLong(PyList_GET_ITEM(heads, i)); |
|
559 | revnum = PyInt_AsLong(PyList_GET_ITEM(heads, i)); | |
560 | if (revnum == -1 && PyErr_Occurred()) |
|
560 | if (revnum == -1 && PyErr_Occurred()) | |
561 | goto bail; |
|
561 | goto bail; | |
562 | if (revnum + 1 < 0 || revnum + 1 >= len + 1) { |
|
562 | if (revnum + 1 < 0 || revnum + 1 >= len + 1) { | |
563 | PyErr_SetString(PyExc_IndexError, "head out of range"); |
|
563 | PyErr_SetString(PyExc_IndexError, "head out of range"); | |
564 | goto bail; |
|
564 | goto bail; | |
565 | } |
|
565 | } | |
566 | if (!(revstates[revnum + 1] & RS_SEEN)) { |
|
566 | if (!(revstates[revnum + 1] & RS_SEEN)) { | |
567 | tovisit[lentovisit++] = (int)revnum; |
|
567 | tovisit[lentovisit++] = (int)revnum; | |
568 | revstates[revnum + 1] |= RS_SEEN; |
|
568 | revstates[revnum + 1] |= RS_SEEN; | |
569 | } |
|
569 | } | |
570 | } |
|
570 | } | |
571 |
|
571 | |||
572 | /* Visit the tovisit list and find the reachable roots */ |
|
572 | /* Visit the tovisit list and find the reachable roots */ | |
573 | k = 0; |
|
573 | k = 0; | |
574 | while (k < lentovisit) { |
|
574 | while (k < lentovisit) { | |
575 | /* Add the node to reachable if it is a root*/ |
|
575 | /* Add the node to reachable if it is a root*/ | |
576 | revnum = tovisit[k++]; |
|
576 | revnum = tovisit[k++]; | |
577 | if (revstates[revnum + 1] & RS_ROOT) { |
|
577 | if (revstates[revnum + 1] & RS_ROOT) { | |
578 | revstates[revnum + 1] |= RS_REACHABLE; |
|
578 | revstates[revnum + 1] |= RS_REACHABLE; | |
579 | val = PyInt_FromLong(revnum); |
|
579 | val = PyInt_FromLong(revnum); | |
580 | if (val == NULL) |
|
580 | if (val == NULL) | |
581 | goto bail; |
|
581 | goto bail; | |
582 | r = PyList_Append(reachable, val); |
|
582 | r = PyList_Append(reachable, val); | |
583 | Py_DECREF(val); |
|
583 | Py_DECREF(val); | |
584 | if (r < 0) |
|
584 | if (r < 0) | |
585 | goto bail; |
|
585 | goto bail; | |
586 | if (includepath == 0) |
|
586 | if (includepath == 0) | |
587 | continue; |
|
587 | continue; | |
588 | } |
|
588 | } | |
589 |
|
589 | |||
590 | /* Add its parents to the list of nodes to visit */ |
|
590 | /* Add its parents to the list of nodes to visit */ | |
591 | if (revnum == -1) |
|
591 | if (revnum == -1) | |
592 | continue; |
|
592 | continue; | |
593 | r = index_get_parents(self, revnum, parents, (int)len - 1); |
|
593 | r = index_get_parents(self, revnum, parents, (int)len - 1); | |
594 | if (r < 0) |
|
594 | if (r < 0) | |
595 | goto bail; |
|
595 | goto bail; | |
596 | for (i = 0; i < 2; i++) { |
|
596 | for (i = 0; i < 2; i++) { | |
597 | if (!(revstates[parents[i] + 1] & RS_SEEN) |
|
597 | if (!(revstates[parents[i] + 1] & RS_SEEN) | |
598 | && parents[i] >= minroot) { |
|
598 | && parents[i] >= minroot) { | |
599 | tovisit[lentovisit++] = parents[i]; |
|
599 | tovisit[lentovisit++] = parents[i]; | |
600 | revstates[parents[i] + 1] |= RS_SEEN; |
|
600 | revstates[parents[i] + 1] |= RS_SEEN; | |
601 | } |
|
601 | } | |
602 | } |
|
602 | } | |
603 | } |
|
603 | } | |
604 |
|
604 | |||
605 | /* Find all the nodes in between the roots we found and the heads |
|
605 | /* Find all the nodes in between the roots we found and the heads | |
606 | * and add them to the reachable set */ |
|
606 | * and add them to the reachable set */ | |
607 | if (includepath == 1) { |
|
607 | if (includepath == 1) { | |
608 | long minidx = minroot; |
|
608 | long minidx = minroot; | |
609 | if (minidx < 0) |
|
609 | if (minidx < 0) | |
610 | minidx = 0; |
|
610 | minidx = 0; | |
611 | for (i = minidx; i < len; i++) { |
|
611 | for (i = minidx; i < len; i++) { | |
612 | if (!(revstates[i + 1] & RS_SEEN)) |
|
612 | if (!(revstates[i + 1] & RS_SEEN)) | |
613 | continue; |
|
613 | continue; | |
614 | r = index_get_parents(self, i, parents, (int)len - 1); |
|
614 | r = index_get_parents(self, i, parents, (int)len - 1); | |
615 | /* Corrupted index file, error is set from |
|
615 | /* Corrupted index file, error is set from | |
616 | * index_get_parents */ |
|
616 | * index_get_parents */ | |
617 | if (r < 0) |
|
617 | if (r < 0) | |
618 | goto bail; |
|
618 | goto bail; | |
619 | if (((revstates[parents[0] + 1] | |
|
619 | if (((revstates[parents[0] + 1] | | |
620 | revstates[parents[1] + 1]) & RS_REACHABLE) |
|
620 | revstates[parents[1] + 1]) & RS_REACHABLE) | |
621 | && !(revstates[i + 1] & RS_REACHABLE)) { |
|
621 | && !(revstates[i + 1] & RS_REACHABLE)) { | |
622 | revstates[i + 1] |= RS_REACHABLE; |
|
622 | revstates[i + 1] |= RS_REACHABLE; | |
623 | val = PyInt_FromSsize_t(i); |
|
623 | val = PyInt_FromSsize_t(i); | |
624 | if (val == NULL) |
|
624 | if (val == NULL) | |
625 | goto bail; |
|
625 | goto bail; | |
626 | r = PyList_Append(reachable, val); |
|
626 | r = PyList_Append(reachable, val); | |
627 | Py_DECREF(val); |
|
627 | Py_DECREF(val); | |
628 | if (r < 0) |
|
628 | if (r < 0) | |
629 | goto bail; |
|
629 | goto bail; | |
630 | } |
|
630 | } | |
631 | } |
|
631 | } | |
632 | } |
|
632 | } | |
633 |
|
633 | |||
634 | free(revstates); |
|
634 | free(revstates); | |
635 | free(tovisit); |
|
635 | free(tovisit); | |
636 | return reachable; |
|
636 | return reachable; | |
637 | bail: |
|
637 | bail: | |
638 | Py_XDECREF(reachable); |
|
638 | Py_XDECREF(reachable); | |
639 | free(revstates); |
|
639 | free(revstates); | |
640 | free(tovisit); |
|
640 | free(tovisit); | |
641 | return NULL; |
|
641 | return NULL; | |
642 | } |
|
642 | } | |
643 |
|
643 | |||
644 | static PyObject *compute_phases_map_sets(indexObject *self, PyObject *args) |
|
644 | static PyObject *compute_phases_map_sets(indexObject *self, PyObject *args) | |
645 | { |
|
645 | { | |
646 | PyObject *roots = Py_None; |
|
646 | PyObject *roots = Py_None; | |
647 | PyObject *ret = NULL; |
|
647 | PyObject *ret = NULL; | |
648 | PyObject *phasessize = NULL; |
|
648 | PyObject *phasessize = NULL; | |
649 | PyObject *phaseroots = NULL; |
|
649 | PyObject *phaseroots = NULL; | |
650 | PyObject *phaseset = NULL; |
|
650 | PyObject *phaseset = NULL; | |
651 | PyObject *phasessetlist = NULL; |
|
651 | PyObject *phasessetlist = NULL; | |
652 | PyObject *rev = NULL; |
|
652 | PyObject *rev = NULL; | |
653 | Py_ssize_t len = index_length(self); |
|
653 | Py_ssize_t len = index_length(self); | |
654 | Py_ssize_t numphase = 0; |
|
654 | Py_ssize_t numphase = 0; | |
655 | Py_ssize_t minrevallphases = 0; |
|
655 | Py_ssize_t minrevallphases = 0; | |
656 | Py_ssize_t minrevphase = 0; |
|
656 | Py_ssize_t minrevphase = 0; | |
657 | Py_ssize_t i = 0; |
|
657 | Py_ssize_t i = 0; | |
658 | char *phases = NULL; |
|
658 | char *phases = NULL; | |
659 | long phase; |
|
659 | long phase; | |
660 |
|
660 | |||
661 | if (!PyArg_ParseTuple(args, "O", &roots)) |
|
661 | if (!PyArg_ParseTuple(args, "O", &roots)) | |
662 | goto done; |
|
662 | goto done; | |
663 | if (roots == NULL || !PyList_Check(roots)) { |
|
663 | if (roots == NULL || !PyList_Check(roots)) { | |
664 | PyErr_SetString(PyExc_TypeError, "roots must be a list"); |
|
664 | PyErr_SetString(PyExc_TypeError, "roots must be a list"); | |
665 | goto done; |
|
665 | goto done; | |
666 | } |
|
666 | } | |
667 |
|
667 | |||
668 | phases = calloc(len, 1); /* phase per rev: {0: public, 1: draft, 2: secret} */ |
|
668 | phases = calloc(len, 1); /* phase per rev: {0: public, 1: draft, 2: secret} */ | |
669 | if (phases == NULL) { |
|
669 | if (phases == NULL) { | |
670 | PyErr_NoMemory(); |
|
670 | PyErr_NoMemory(); | |
671 | goto done; |
|
671 | goto done; | |
672 | } |
|
672 | } | |
673 | /* Put the phase information of all the roots in phases */ |
|
673 | /* Put the phase information of all the roots in phases */ | |
674 | numphase = PyList_GET_SIZE(roots)+1; |
|
674 | numphase = PyList_GET_SIZE(roots)+1; | |
675 | minrevallphases = len + 1; |
|
675 | minrevallphases = len + 1; | |
676 | phasessetlist = PyList_New(numphase); |
|
676 | phasessetlist = PyList_New(numphase); | |
677 | if (phasessetlist == NULL) |
|
677 | if (phasessetlist == NULL) | |
678 | goto done; |
|
678 | goto done; | |
679 |
|
679 | |||
680 | PyList_SET_ITEM(phasessetlist, 0, Py_None); |
|
680 | PyList_SET_ITEM(phasessetlist, 0, Py_None); | |
681 | Py_INCREF(Py_None); |
|
681 | Py_INCREF(Py_None); | |
682 |
|
682 | |||
683 | for (i = 0; i < numphase-1; i++) { |
|
683 | for (i = 0; i < numphase-1; i++) { | |
684 | phaseroots = PyList_GET_ITEM(roots, i); |
|
684 | phaseroots = PyList_GET_ITEM(roots, i); | |
685 | phaseset = PySet_New(NULL); |
|
685 | phaseset = PySet_New(NULL); | |
686 | if (phaseset == NULL) |
|
686 | if (phaseset == NULL) | |
687 | goto release; |
|
687 | goto release; | |
688 | PyList_SET_ITEM(phasessetlist, i+1, phaseset); |
|
688 | PyList_SET_ITEM(phasessetlist, i+1, phaseset); | |
689 | if (!PyList_Check(phaseroots)) { |
|
689 | if (!PyList_Check(phaseroots)) { | |
690 | PyErr_SetString(PyExc_TypeError, |
|
690 | PyErr_SetString(PyExc_TypeError, | |
691 | "roots item must be a list"); |
|
691 | "roots item must be a list"); | |
692 | goto release; |
|
692 | goto release; | |
693 | } |
|
693 | } | |
694 | minrevphase = add_roots_get_min(self, phaseroots, i+1, phases); |
|
694 | minrevphase = add_roots_get_min(self, phaseroots, i+1, phases); | |
695 | if (minrevphase == -2) /* Error from add_roots_get_min */ |
|
695 | if (minrevphase == -2) /* Error from add_roots_get_min */ | |
696 | goto release; |
|
696 | goto release; | |
697 | minrevallphases = MIN(minrevallphases, minrevphase); |
|
697 | minrevallphases = MIN(minrevallphases, minrevphase); | |
698 | } |
|
698 | } | |
699 | /* Propagate the phase information from the roots to the revs */ |
|
699 | /* Propagate the phase information from the roots to the revs */ | |
700 | if (minrevallphases != -1) { |
|
700 | if (minrevallphases != -1) { | |
701 | int parents[2]; |
|
701 | int parents[2]; | |
702 | for (i = minrevallphases; i < len; i++) { |
|
702 | for (i = minrevallphases; i < len; i++) { | |
703 | if (index_get_parents(self, i, parents, |
|
703 | if (index_get_parents(self, i, parents, | |
704 | (int)len - 1) < 0) |
|
704 | (int)len - 1) < 0) | |
705 | goto release; |
|
705 | goto release; | |
706 | set_phase_from_parents(phases, parents[0], parents[1], i); |
|
706 | set_phase_from_parents(phases, parents[0], parents[1], i); | |
707 | } |
|
707 | } | |
708 | } |
|
708 | } | |
709 | /* Transform phase list to a python list */ |
|
709 | /* Transform phase list to a python list */ | |
710 | phasessize = PyInt_FromSsize_t(len); |
|
710 | phasessize = PyInt_FromSsize_t(len); | |
711 | if (phasessize == NULL) |
|
711 | if (phasessize == NULL) | |
712 | goto release; |
|
712 | goto release; | |
713 | for (i = 0; i < len; i++) { |
|
713 | for (i = 0; i < len; i++) { | |
714 | phase = phases[i]; |
|
714 | phase = phases[i]; | |
715 | /* We only store the sets of phase for non public phase, the public phase |
|
715 | /* We only store the sets of phase for non public phase, the public phase | |
716 | * is computed as a difference */ |
|
716 | * is computed as a difference */ | |
717 | if (phase != 0) { |
|
717 | if (phase != 0) { | |
718 | phaseset = PyList_GET_ITEM(phasessetlist, phase); |
|
718 | phaseset = PyList_GET_ITEM(phasessetlist, phase); | |
719 | rev = PyInt_FromSsize_t(i); |
|
719 | rev = PyInt_FromSsize_t(i); | |
720 | if (rev == NULL) |
|
720 | if (rev == NULL) | |
721 | goto release; |
|
721 | goto release; | |
722 | PySet_Add(phaseset, rev); |
|
722 | PySet_Add(phaseset, rev); | |
723 | Py_XDECREF(rev); |
|
723 | Py_XDECREF(rev); | |
724 | } |
|
724 | } | |
725 | } |
|
725 | } | |
726 | ret = PyTuple_Pack(2, phasessize, phasessetlist); |
|
726 | ret = PyTuple_Pack(2, phasessize, phasessetlist); | |
727 |
|
727 | |||
728 | release: |
|
728 | release: | |
729 | Py_XDECREF(phasessize); |
|
729 | Py_XDECREF(phasessize); | |
730 | Py_XDECREF(phasessetlist); |
|
730 | Py_XDECREF(phasessetlist); | |
731 | done: |
|
731 | done: | |
732 | free(phases); |
|
732 | free(phases); | |
733 | return ret; |
|
733 | return ret; | |
734 | } |
|
734 | } | |
735 |
|
735 | |||
736 | static PyObject *index_headrevs(indexObject *self, PyObject *args) |
|
736 | static PyObject *index_headrevs(indexObject *self, PyObject *args) | |
737 | { |
|
737 | { | |
738 | Py_ssize_t i, j, len; |
|
738 | Py_ssize_t i, j, len; | |
739 | char *nothead = NULL; |
|
739 | char *nothead = NULL; | |
740 | PyObject *heads = NULL; |
|
740 | PyObject *heads = NULL; | |
741 | PyObject *filter = NULL; |
|
741 | PyObject *filter = NULL; | |
742 | PyObject *filteredrevs = Py_None; |
|
742 | PyObject *filteredrevs = Py_None; | |
743 |
|
743 | |||
744 | if (!PyArg_ParseTuple(args, "|O", &filteredrevs)) { |
|
744 | if (!PyArg_ParseTuple(args, "|O", &filteredrevs)) { | |
745 | return NULL; |
|
745 | return NULL; | |
746 | } |
|
746 | } | |
747 |
|
747 | |||
748 | if (self->headrevs && filteredrevs == self->filteredrevs) |
|
748 | if (self->headrevs && filteredrevs == self->filteredrevs) | |
749 | return list_copy(self->headrevs); |
|
749 | return list_copy(self->headrevs); | |
750 |
|
750 | |||
751 | Py_DECREF(self->filteredrevs); |
|
751 | Py_DECREF(self->filteredrevs); | |
752 | self->filteredrevs = filteredrevs; |
|
752 | self->filteredrevs = filteredrevs; | |
753 | Py_INCREF(filteredrevs); |
|
753 | Py_INCREF(filteredrevs); | |
754 |
|
754 | |||
755 | if (filteredrevs != Py_None) { |
|
755 | if (filteredrevs != Py_None) { | |
756 | filter = PyObject_GetAttrString(filteredrevs, "__contains__"); |
|
756 | filter = PyObject_GetAttrString(filteredrevs, "__contains__"); | |
757 | if (!filter) { |
|
757 | if (!filter) { | |
758 | PyErr_SetString(PyExc_TypeError, |
|
758 | PyErr_SetString(PyExc_TypeError, | |
759 | "filteredrevs has no attribute __contains__"); |
|
759 | "filteredrevs has no attribute __contains__"); | |
760 | goto bail; |
|
760 | goto bail; | |
761 | } |
|
761 | } | |
762 | } |
|
762 | } | |
763 |
|
763 | |||
764 | len = index_length(self); |
|
764 | len = index_length(self); | |
765 | heads = PyList_New(0); |
|
765 | heads = PyList_New(0); | |
766 | if (heads == NULL) |
|
766 | if (heads == NULL) | |
767 | goto bail; |
|
767 | goto bail; | |
768 | if (len == 0) { |
|
768 | if (len == 0) { | |
769 | PyObject *nullid = PyInt_FromLong(-1); |
|
769 | PyObject *nullid = PyInt_FromLong(-1); | |
770 | if (nullid == NULL || PyList_Append(heads, nullid) == -1) { |
|
770 | if (nullid == NULL || PyList_Append(heads, nullid) == -1) { | |
771 | Py_XDECREF(nullid); |
|
771 | Py_XDECREF(nullid); | |
772 | goto bail; |
|
772 | goto bail; | |
773 | } |
|
773 | } | |
774 | goto done; |
|
774 | goto done; | |
775 | } |
|
775 | } | |
776 |
|
776 | |||
777 | nothead = calloc(len, 1); |
|
777 | nothead = calloc(len, 1); | |
778 | if (nothead == NULL) { |
|
778 | if (nothead == NULL) { | |
779 | PyErr_NoMemory(); |
|
779 | PyErr_NoMemory(); | |
780 | goto bail; |
|
780 | goto bail; | |
781 | } |
|
781 | } | |
782 |
|
782 | |||
783 | for (i = len - 1; i >= 0; i--) { |
|
783 | for (i = len - 1; i >= 0; i--) { | |
784 | int isfiltered; |
|
784 | int isfiltered; | |
785 | int parents[2]; |
|
785 | int parents[2]; | |
786 |
|
786 | |||
787 | /* If nothead[i] == 1, it means we've seen an unfiltered child of this |
|
787 | /* If nothead[i] == 1, it means we've seen an unfiltered child of this | |
788 | * node already, and therefore this node is not filtered. So we can skip |
|
788 | * node already, and therefore this node is not filtered. So we can skip | |
789 | * the expensive check_filter step. |
|
789 | * the expensive check_filter step. | |
790 | */ |
|
790 | */ | |
791 | if (nothead[i] != 1) { |
|
791 | if (nothead[i] != 1) { | |
792 | isfiltered = check_filter(filter, i); |
|
792 | isfiltered = check_filter(filter, i); | |
793 | if (isfiltered == -1) { |
|
793 | if (isfiltered == -1) { | |
794 | PyErr_SetString(PyExc_TypeError, |
|
794 | PyErr_SetString(PyExc_TypeError, | |
795 | "unable to check filter"); |
|
795 | "unable to check filter"); | |
796 | goto bail; |
|
796 | goto bail; | |
797 | } |
|
797 | } | |
798 |
|
798 | |||
799 | if (isfiltered) { |
|
799 | if (isfiltered) { | |
800 | nothead[i] = 1; |
|
800 | nothead[i] = 1; | |
801 | continue; |
|
801 | continue; | |
802 | } |
|
802 | } | |
803 | } |
|
803 | } | |
804 |
|
804 | |||
805 | if (index_get_parents(self, i, parents, (int)len - 1) < 0) |
|
805 | if (index_get_parents(self, i, parents, (int)len - 1) < 0) | |
806 | goto bail; |
|
806 | goto bail; | |
807 | for (j = 0; j < 2; j++) { |
|
807 | for (j = 0; j < 2; j++) { | |
808 | if (parents[j] >= 0) |
|
808 | if (parents[j] >= 0) | |
809 | nothead[parents[j]] = 1; |
|
809 | nothead[parents[j]] = 1; | |
810 | } |
|
810 | } | |
811 | } |
|
811 | } | |
812 |
|
812 | |||
813 | for (i = 0; i < len; i++) { |
|
813 | for (i = 0; i < len; i++) { | |
814 | PyObject *head; |
|
814 | PyObject *head; | |
815 |
|
815 | |||
816 | if (nothead[i]) |
|
816 | if (nothead[i]) | |
817 | continue; |
|
817 | continue; | |
818 | head = PyInt_FromSsize_t(i); |
|
818 | head = PyInt_FromSsize_t(i); | |
819 | if (head == NULL || PyList_Append(heads, head) == -1) { |
|
819 | if (head == NULL || PyList_Append(heads, head) == -1) { | |
820 | Py_XDECREF(head); |
|
820 | Py_XDECREF(head); | |
821 | goto bail; |
|
821 | goto bail; | |
822 | } |
|
822 | } | |
823 | } |
|
823 | } | |
824 |
|
824 | |||
825 | done: |
|
825 | done: | |
826 | self->headrevs = heads; |
|
826 | self->headrevs = heads; | |
827 | Py_XDECREF(filter); |
|
827 | Py_XDECREF(filter); | |
828 | free(nothead); |
|
828 | free(nothead); | |
829 | return list_copy(self->headrevs); |
|
829 | return list_copy(self->headrevs); | |
830 | bail: |
|
830 | bail: | |
831 | Py_XDECREF(filter); |
|
831 | Py_XDECREF(filter); | |
832 | Py_XDECREF(heads); |
|
832 | Py_XDECREF(heads); | |
833 | free(nothead); |
|
833 | free(nothead); | |
834 | return NULL; |
|
834 | return NULL; | |
835 | } |
|
835 | } | |
836 |
|
836 | |||
837 | /** |
|
837 | /** | |
838 | * Obtain the base revision index entry. |
|
838 | * Obtain the base revision index entry. | |
839 | * |
|
839 | * | |
840 | * Callers must ensure that rev >= 0 or illegal memory access may occur. |
|
840 | * Callers must ensure that rev >= 0 or illegal memory access may occur. | |
841 | */ |
|
841 | */ | |
842 | static inline int index_baserev(indexObject *self, int rev) |
|
842 | static inline int index_baserev(indexObject *self, int rev) | |
843 | { |
|
843 | { | |
844 | const char *data; |
|
844 | const char *data; | |
845 |
|
845 | |||
846 | if (rev >= self->length) { |
|
846 | if (rev >= self->length) { | |
847 | PyObject *tuple = PyList_GET_ITEM(self->added, rev - self->length); |
|
847 | PyObject *tuple = PyList_GET_ITEM(self->added, rev - self->length); | |
848 | return (int)PyInt_AS_LONG(PyTuple_GET_ITEM(tuple, 3)); |
|
848 | return (int)PyInt_AS_LONG(PyTuple_GET_ITEM(tuple, 3)); | |
849 | } |
|
849 | } | |
850 | else { |
|
850 | else { | |
851 | data = index_deref(self, rev); |
|
851 | data = index_deref(self, rev); | |
852 | if (data == NULL) { |
|
852 | if (data == NULL) { | |
853 | return -2; |
|
853 | return -2; | |
854 | } |
|
854 | } | |
855 |
|
855 | |||
856 | return getbe32(data + 16); |
|
856 | return getbe32(data + 16); | |
857 | } |
|
857 | } | |
858 | } |
|
858 | } | |
859 |
|
859 | |||
860 | static PyObject *index_deltachain(indexObject *self, PyObject *args) |
|
860 | static PyObject *index_deltachain(indexObject *self, PyObject *args) | |
861 | { |
|
861 | { | |
862 | int rev, generaldelta; |
|
862 | int rev, generaldelta; | |
863 | PyObject *stoparg; |
|
863 | PyObject *stoparg; | |
864 | int stoprev, iterrev, baserev = -1; |
|
864 | int stoprev, iterrev, baserev = -1; | |
865 | int stopped; |
|
865 | int stopped; | |
866 | PyObject *chain = NULL, *result = NULL; |
|
866 | PyObject *chain = NULL, *result = NULL; | |
867 | const Py_ssize_t length = index_length(self); |
|
867 | const Py_ssize_t length = index_length(self); | |
868 |
|
868 | |||
869 | if (!PyArg_ParseTuple(args, "iOi", &rev, &stoparg, &generaldelta)) { |
|
869 | if (!PyArg_ParseTuple(args, "iOi", &rev, &stoparg, &generaldelta)) { | |
870 | return NULL; |
|
870 | return NULL; | |
871 | } |
|
871 | } | |
872 |
|
872 | |||
873 | if (PyInt_Check(stoparg)) { |
|
873 | if (PyInt_Check(stoparg)) { | |
874 | stoprev = (int)PyInt_AsLong(stoparg); |
|
874 | stoprev = (int)PyInt_AsLong(stoparg); | |
875 | if (stoprev == -1 && PyErr_Occurred()) { |
|
875 | if (stoprev == -1 && PyErr_Occurred()) { | |
876 | return NULL; |
|
876 | return NULL; | |
877 | } |
|
877 | } | |
878 | } |
|
878 | } | |
879 | else if (stoparg == Py_None) { |
|
879 | else if (stoparg == Py_None) { | |
880 | stoprev = -2; |
|
880 | stoprev = -2; | |
881 | } |
|
881 | } | |
882 | else { |
|
882 | else { | |
883 | PyErr_SetString(PyExc_ValueError, |
|
883 | PyErr_SetString(PyExc_ValueError, | |
884 | "stoprev must be integer or None"); |
|
884 | "stoprev must be integer or None"); | |
885 | return NULL; |
|
885 | return NULL; | |
886 | } |
|
886 | } | |
887 |
|
887 | |||
888 | if (rev < 0 || rev >= length) { |
|
888 | if (rev < 0 || rev >= length) { | |
889 | PyErr_SetString(PyExc_ValueError, "revlog index out of range"); |
|
889 | PyErr_SetString(PyExc_ValueError, "revlog index out of range"); | |
890 | return NULL; |
|
890 | return NULL; | |
891 | } |
|
891 | } | |
892 |
|
892 | |||
893 | chain = PyList_New(0); |
|
893 | chain = PyList_New(0); | |
894 | if (chain == NULL) { |
|
894 | if (chain == NULL) { | |
895 | return NULL; |
|
895 | return NULL; | |
896 | } |
|
896 | } | |
897 |
|
897 | |||
898 | baserev = index_baserev(self, rev); |
|
898 | baserev = index_baserev(self, rev); | |
899 |
|
899 | |||
900 | /* This should never happen. */ |
|
900 | /* This should never happen. */ | |
901 | if (baserev <= -2) { |
|
901 | if (baserev <= -2) { | |
902 | /* Error should be set by index_deref() */ |
|
902 | /* Error should be set by index_deref() */ | |
903 | assert(PyErr_Occurred()); |
|
903 | assert(PyErr_Occurred()); | |
904 | goto bail; |
|
904 | goto bail; | |
905 | } |
|
905 | } | |
906 |
|
906 | |||
907 | iterrev = rev; |
|
907 | iterrev = rev; | |
908 |
|
908 | |||
909 | while (iterrev != baserev && iterrev != stoprev) { |
|
909 | while (iterrev != baserev && iterrev != stoprev) { | |
910 | PyObject *value = PyInt_FromLong(iterrev); |
|
910 | PyObject *value = PyInt_FromLong(iterrev); | |
911 | if (value == NULL) { |
|
911 | if (value == NULL) { | |
912 | goto bail; |
|
912 | goto bail; | |
913 | } |
|
913 | } | |
914 | if (PyList_Append(chain, value)) { |
|
914 | if (PyList_Append(chain, value)) { | |
915 | Py_DECREF(value); |
|
915 | Py_DECREF(value); | |
916 | goto bail; |
|
916 | goto bail; | |
917 | } |
|
917 | } | |
918 | Py_DECREF(value); |
|
918 | Py_DECREF(value); | |
919 |
|
919 | |||
920 | if (generaldelta) { |
|
920 | if (generaldelta) { | |
921 | iterrev = baserev; |
|
921 | iterrev = baserev; | |
922 | } |
|
922 | } | |
923 | else { |
|
923 | else { | |
924 | iterrev--; |
|
924 | iterrev--; | |
925 | } |
|
925 | } | |
926 |
|
926 | |||
927 | if (iterrev < 0) { |
|
927 | if (iterrev < 0) { | |
928 | break; |
|
928 | break; | |
929 | } |
|
929 | } | |
930 |
|
930 | |||
931 | if (iterrev >= length) { |
|
931 | if (iterrev >= length) { | |
932 | PyErr_SetString(PyExc_IndexError, "revision outside index"); |
|
932 | PyErr_SetString(PyExc_IndexError, "revision outside index"); | |
933 | return NULL; |
|
933 | return NULL; | |
934 | } |
|
934 | } | |
935 |
|
935 | |||
936 | baserev = index_baserev(self, iterrev); |
|
936 | baserev = index_baserev(self, iterrev); | |
937 |
|
937 | |||
938 | /* This should never happen. */ |
|
938 | /* This should never happen. */ | |
939 | if (baserev <= -2) { |
|
939 | if (baserev <= -2) { | |
940 | /* Error should be set by index_deref() */ |
|
940 | /* Error should be set by index_deref() */ | |
941 | assert(PyErr_Occurred()); |
|
941 | assert(PyErr_Occurred()); | |
942 | goto bail; |
|
942 | goto bail; | |
943 | } |
|
943 | } | |
944 | } |
|
944 | } | |
945 |
|
945 | |||
946 | if (iterrev == stoprev) { |
|
946 | if (iterrev == stoprev) { | |
947 | stopped = 1; |
|
947 | stopped = 1; | |
948 | } |
|
948 | } | |
949 | else { |
|
949 | else { | |
950 | PyObject *value = PyInt_FromLong(iterrev); |
|
950 | PyObject *value = PyInt_FromLong(iterrev); | |
951 | if (value == NULL) { |
|
951 | if (value == NULL) { | |
952 | goto bail; |
|
952 | goto bail; | |
953 | } |
|
953 | } | |
954 | if (PyList_Append(chain, value)) { |
|
954 | if (PyList_Append(chain, value)) { | |
955 | Py_DECREF(value); |
|
955 | Py_DECREF(value); | |
956 | goto bail; |
|
956 | goto bail; | |
957 | } |
|
957 | } | |
958 | Py_DECREF(value); |
|
958 | Py_DECREF(value); | |
959 |
|
959 | |||
960 | stopped = 0; |
|
960 | stopped = 0; | |
961 | } |
|
961 | } | |
962 |
|
962 | |||
963 | if (PyList_Reverse(chain)) { |
|
963 | if (PyList_Reverse(chain)) { | |
964 | goto bail; |
|
964 | goto bail; | |
965 | } |
|
965 | } | |
966 |
|
966 | |||
967 | result = Py_BuildValue("OO", chain, stopped ? Py_True : Py_False); |
|
967 | result = Py_BuildValue("OO", chain, stopped ? Py_True : Py_False); | |
968 | Py_DECREF(chain); |
|
968 | Py_DECREF(chain); | |
969 | return result; |
|
969 | return result; | |
970 |
|
970 | |||
971 | bail: |
|
971 | bail: | |
972 | Py_DECREF(chain); |
|
972 | Py_DECREF(chain); | |
973 | return NULL; |
|
973 | return NULL; | |
974 | } |
|
974 | } | |
975 |
|
975 | |||
976 | static inline int nt_level(const char *node, Py_ssize_t level) |
|
976 | static inline int nt_level(const char *node, Py_ssize_t level) | |
977 | { |
|
977 | { | |
978 | int v = node[level>>1]; |
|
978 | int v = node[level>>1]; | |
979 | if (!(level & 1)) |
|
979 | if (!(level & 1)) | |
980 | v >>= 4; |
|
980 | v >>= 4; | |
981 | return v & 0xf; |
|
981 | return v & 0xf; | |
982 | } |
|
982 | } | |
983 |
|
983 | |||
984 | /* |
|
984 | /* | |
985 | * Return values: |
|
985 | * Return values: | |
986 | * |
|
986 | * | |
987 | * -4: match is ambiguous (multiple candidates) |
|
987 | * -4: match is ambiguous (multiple candidates) | |
988 | * -2: not found |
|
988 | * -2: not found | |
989 | * rest: valid rev |
|
989 | * rest: valid rev | |
990 | */ |
|
990 | */ | |
991 | static int nt_find(nodetree *self, const char *node, Py_ssize_t nodelen, |
|
991 | static int nt_find(nodetree *self, const char *node, Py_ssize_t nodelen, | |
992 | int hex) |
|
992 | int hex) | |
993 | { |
|
993 | { | |
994 | int (*getnybble)(const char *, Py_ssize_t) = hex ? hexdigit : nt_level; |
|
994 | int (*getnybble)(const char *, Py_ssize_t) = hex ? hexdigit : nt_level; | |
995 | int level, maxlevel, off; |
|
995 | int level, maxlevel, off; | |
996 |
|
996 | |||
997 | if (nodelen == 20 && node[0] == '\0' && memcmp(node, nullid, 20) == 0) |
|
997 | if (nodelen == 20 && node[0] == '\0' && memcmp(node, nullid, 20) == 0) | |
998 | return -1; |
|
998 | return -1; | |
999 |
|
999 | |||
1000 | if (hex) |
|
1000 | if (hex) | |
1001 | maxlevel = nodelen > 40 ? 40 : (int)nodelen; |
|
1001 | maxlevel = nodelen > 40 ? 40 : (int)nodelen; | |
1002 | else |
|
1002 | else | |
1003 | maxlevel = nodelen > 20 ? 40 : ((int)nodelen * 2); |
|
1003 | maxlevel = nodelen > 20 ? 40 : ((int)nodelen * 2); | |
1004 |
|
1004 | |||
1005 | for (level = off = 0; level < maxlevel; level++) { |
|
1005 | for (level = off = 0; level < maxlevel; level++) { | |
1006 | int k = getnybble(node, level); |
|
1006 | int k = getnybble(node, level); | |
1007 | nodetreenode *n = &self->nodes[off]; |
|
1007 | nodetreenode *n = &self->nodes[off]; | |
1008 | int v = n->children[k]; |
|
1008 | int v = n->children[k]; | |
1009 |
|
1009 | |||
1010 | if (v < 0) { |
|
1010 | if (v < 0) { | |
1011 | const char *n; |
|
1011 | const char *n; | |
1012 | Py_ssize_t i; |
|
1012 | Py_ssize_t i; | |
1013 |
|
1013 | |||
1014 | v = -(v + 2); |
|
1014 | v = -(v + 2); | |
1015 | n = index_node(self->index, v); |
|
1015 | n = index_node(self->index, v); | |
1016 | if (n == NULL) |
|
1016 | if (n == NULL) | |
1017 | return -2; |
|
1017 | return -2; | |
1018 | for (i = level; i < maxlevel; i++) |
|
1018 | for (i = level; i < maxlevel; i++) | |
1019 | if (getnybble(node, i) != nt_level(n, i)) |
|
1019 | if (getnybble(node, i) != nt_level(n, i)) | |
1020 | return -2; |
|
1020 | return -2; | |
1021 | return v; |
|
1021 | return v; | |
1022 | } |
|
1022 | } | |
1023 | if (v == 0) |
|
1023 | if (v == 0) | |
1024 | return -2; |
|
1024 | return -2; | |
1025 | off = v; |
|
1025 | off = v; | |
1026 | } |
|
1026 | } | |
1027 | /* multiple matches against an ambiguous prefix */ |
|
1027 | /* multiple matches against an ambiguous prefix */ | |
1028 | return -4; |
|
1028 | return -4; | |
1029 | } |
|
1029 | } | |
1030 |
|
1030 | |||
1031 | static int nt_new(nodetree *self) |
|
1031 | static int nt_new(nodetree *self) | |
1032 | { |
|
1032 | { | |
1033 | if (self->length == self->capacity) { |
|
1033 | if (self->length == self->capacity) { | |
1034 | unsigned newcapacity; |
|
1034 | unsigned newcapacity; | |
1035 | nodetreenode *newnodes; |
|
1035 | nodetreenode *newnodes; | |
1036 | newcapacity = self->capacity * 2; |
|
1036 | newcapacity = self->capacity * 2; | |
1037 | if (newcapacity >= INT_MAX / sizeof(nodetreenode)) { |
|
1037 | if (newcapacity >= INT_MAX / sizeof(nodetreenode)) { | |
1038 | PyErr_SetString(PyExc_MemoryError, "overflow in nt_new"); |
|
1038 | PyErr_SetString(PyExc_MemoryError, "overflow in nt_new"); | |
1039 | return -1; |
|
1039 | return -1; | |
1040 | } |
|
1040 | } | |
1041 | newnodes = realloc(self->nodes, newcapacity * sizeof(nodetreenode)); |
|
1041 | newnodes = realloc(self->nodes, newcapacity * sizeof(nodetreenode)); | |
1042 | if (newnodes == NULL) { |
|
1042 | if (newnodes == NULL) { | |
1043 | PyErr_SetString(PyExc_MemoryError, "out of memory"); |
|
1043 | PyErr_SetString(PyExc_MemoryError, "out of memory"); | |
1044 | return -1; |
|
1044 | return -1; | |
1045 | } |
|
1045 | } | |
1046 | self->capacity = newcapacity; |
|
1046 | self->capacity = newcapacity; | |
1047 | self->nodes = newnodes; |
|
1047 | self->nodes = newnodes; | |
1048 | memset(&self->nodes[self->length], 0, |
|
1048 | memset(&self->nodes[self->length], 0, | |
1049 | sizeof(nodetreenode) * (self->capacity - self->length)); |
|
1049 | sizeof(nodetreenode) * (self->capacity - self->length)); | |
1050 | } |
|
1050 | } | |
1051 | return self->length++; |
|
1051 | return self->length++; | |
1052 | } |
|
1052 | } | |
1053 |
|
1053 | |||
1054 | static int nt_insert(nodetree *self, const char *node, int rev) |
|
1054 | static int nt_insert(nodetree *self, const char *node, int rev) | |
1055 | { |
|
1055 | { | |
1056 | int level = 0; |
|
1056 | int level = 0; | |
1057 | int off = 0; |
|
1057 | int off = 0; | |
1058 |
|
1058 | |||
1059 | while (level < 40) { |
|
1059 | while (level < 40) { | |
1060 | int k = nt_level(node, level); |
|
1060 | int k = nt_level(node, level); | |
1061 | nodetreenode *n; |
|
1061 | nodetreenode *n; | |
1062 | int v; |
|
1062 | int v; | |
1063 |
|
1063 | |||
1064 | n = &self->nodes[off]; |
|
1064 | n = &self->nodes[off]; | |
1065 | v = n->children[k]; |
|
1065 | v = n->children[k]; | |
1066 |
|
1066 | |||
1067 | if (v == 0) { |
|
1067 | if (v == 0) { | |
1068 | n->children[k] = -rev - 2; |
|
1068 | n->children[k] = -rev - 2; | |
1069 | return 0; |
|
1069 | return 0; | |
1070 | } |
|
1070 | } | |
1071 | if (v < 0) { |
|
1071 | if (v < 0) { | |
1072 | const char *oldnode = index_node_existing(self->index, -(v + 2)); |
|
1072 | const char *oldnode = index_node_existing(self->index, -(v + 2)); | |
1073 | int noff; |
|
1073 | int noff; | |
1074 |
|
1074 | |||
1075 | if (oldnode == NULL) |
|
1075 | if (oldnode == NULL) | |
1076 | return -1; |
|
1076 | return -1; | |
1077 | if (!memcmp(oldnode, node, 20)) { |
|
1077 | if (!memcmp(oldnode, node, 20)) { | |
1078 | n->children[k] = -rev - 2; |
|
1078 | n->children[k] = -rev - 2; | |
1079 | return 0; |
|
1079 | return 0; | |
1080 | } |
|
1080 | } | |
1081 | noff = nt_new(self); |
|
1081 | noff = nt_new(self); | |
1082 | if (noff == -1) |
|
1082 | if (noff == -1) | |
1083 | return -1; |
|
1083 | return -1; | |
1084 | /* self->nodes may have been changed by realloc */ |
|
1084 | /* self->nodes may have been changed by realloc */ | |
1085 | self->nodes[off].children[k] = noff; |
|
1085 | self->nodes[off].children[k] = noff; | |
1086 | off = noff; |
|
1086 | off = noff; | |
1087 | n = &self->nodes[off]; |
|
1087 | n = &self->nodes[off]; | |
1088 | n->children[nt_level(oldnode, ++level)] = v; |
|
1088 | n->children[nt_level(oldnode, ++level)] = v; | |
1089 | if (level > self->depth) |
|
1089 | if (level > self->depth) | |
1090 | self->depth = level; |
|
1090 | self->depth = level; | |
1091 | self->splits += 1; |
|
1091 | self->splits += 1; | |
1092 | } else { |
|
1092 | } else { | |
1093 | level += 1; |
|
1093 | level += 1; | |
1094 | off = v; |
|
1094 | off = v; | |
1095 | } |
|
1095 | } | |
1096 | } |
|
1096 | } | |
1097 |
|
1097 | |||
1098 | return -1; |
|
1098 | return -1; | |
1099 | } |
|
1099 | } | |
1100 |
|
1100 | |||
1101 | static PyObject *ntobj_insert(nodetreeObject *self, PyObject *args) |
|
1101 | static PyObject *ntobj_insert(nodetreeObject *self, PyObject *args) | |
1102 | { |
|
1102 | { | |
1103 | Py_ssize_t rev; |
|
1103 | Py_ssize_t rev; | |
1104 | const char *node; |
|
1104 | const char *node; | |
1105 | Py_ssize_t length; |
|
1105 | Py_ssize_t length; | |
1106 | if (!PyArg_ParseTuple(args, "n", &rev)) |
|
1106 | if (!PyArg_ParseTuple(args, "n", &rev)) | |
1107 | return NULL; |
|
1107 | return NULL; | |
1108 | length = index_length(self->nt.index); |
|
1108 | length = index_length(self->nt.index); | |
1109 | if (rev < 0 || rev >= length) { |
|
1109 | if (rev < 0 || rev >= length) { | |
1110 | PyErr_SetString(PyExc_ValueError, "revlog index out of range"); |
|
1110 | PyErr_SetString(PyExc_ValueError, "revlog index out of range"); | |
1111 | return NULL; |
|
1111 | return NULL; | |
1112 | } |
|
1112 | } | |
1113 | node = index_node_existing(self->nt.index, rev); |
|
1113 | node = index_node_existing(self->nt.index, rev); | |
1114 | if (nt_insert(&self->nt, node, (int)rev) == -1) |
|
1114 | if (nt_insert(&self->nt, node, (int)rev) == -1) | |
1115 | return NULL; |
|
1115 | return NULL; | |
1116 | Py_RETURN_NONE; |
|
1116 | Py_RETURN_NONE; | |
1117 | } |
|
1117 | } | |
1118 |
|
1118 | |||
1119 | static int nt_delete_node(nodetree *self, const char *node) |
|
1119 | static int nt_delete_node(nodetree *self, const char *node) | |
1120 | { |
|
1120 | { | |
1121 | /* rev==-2 happens to get encoded as 0, which is interpreted as not set */ |
|
1121 | /* rev==-2 happens to get encoded as 0, which is interpreted as not set */ | |
1122 | return nt_insert(self, node, -2); |
|
1122 | return nt_insert(self, node, -2); | |
1123 | } |
|
1123 | } | |
1124 |
|
1124 | |||
1125 | static int nt_init(nodetree *self, indexObject *index, unsigned capacity) |
|
1125 | static int nt_init(nodetree *self, indexObject *index, unsigned capacity) | |
1126 | { |
|
1126 | { | |
1127 | /* Initialize before overflow-checking to avoid nt_dealloc() crash. */ |
|
1127 | /* Initialize before overflow-checking to avoid nt_dealloc() crash. */ | |
1128 | self->nodes = NULL; |
|
1128 | self->nodes = NULL; | |
1129 |
|
1129 | |||
1130 | self->index = index; |
|
1130 | self->index = index; | |
1131 | /* The input capacity is in terms of revisions, while the field is in |
|
1131 | /* The input capacity is in terms of revisions, while the field is in | |
1132 | * terms of nodetree nodes. */ |
|
1132 | * terms of nodetree nodes. */ | |
1133 | self->capacity = (capacity < 4 ? 4 : capacity / 2); |
|
1133 | self->capacity = (capacity < 4 ? 4 : capacity / 2); | |
1134 | self->depth = 0; |
|
1134 | self->depth = 0; | |
1135 | self->splits = 0; |
|
1135 | self->splits = 0; | |
1136 | if ((size_t)self->capacity > INT_MAX / sizeof(nodetreenode)) { |
|
1136 | if ((size_t)self->capacity > INT_MAX / sizeof(nodetreenode)) { | |
1137 | PyErr_SetString(PyExc_ValueError, "overflow in init_nt"); |
|
1137 | PyErr_SetString(PyExc_ValueError, "overflow in init_nt"); | |
1138 | return -1; |
|
1138 | return -1; | |
1139 | } |
|
1139 | } | |
1140 | self->nodes = calloc(self->capacity, sizeof(nodetreenode)); |
|
1140 | self->nodes = calloc(self->capacity, sizeof(nodetreenode)); | |
1141 | if (self->nodes == NULL) { |
|
1141 | if (self->nodes == NULL) { | |
1142 | PyErr_NoMemory(); |
|
1142 | PyErr_NoMemory(); | |
1143 | return -1; |
|
1143 | return -1; | |
1144 | } |
|
1144 | } | |
1145 | self->length = 1; |
|
1145 | self->length = 1; | |
1146 | return 0; |
|
1146 | return 0; | |
1147 | } |
|
1147 | } | |
1148 |
|
1148 | |||
1149 | static PyTypeObject indexType; |
|
1149 | static PyTypeObject indexType; | |
1150 |
|
1150 | |||
1151 | static int ntobj_init(nodetreeObject *self, PyObject *args) |
|
1151 | static int ntobj_init(nodetreeObject *self, PyObject *args) | |
1152 | { |
|
1152 | { | |
1153 | PyObject *index; |
|
1153 | PyObject *index; | |
1154 | unsigned capacity; |
|
1154 | unsigned capacity; | |
1155 | if (!PyArg_ParseTuple(args, "O!I", &indexType, &index, &capacity)) |
|
1155 | if (!PyArg_ParseTuple(args, "O!I", &indexType, &index, &capacity)) | |
1156 | return -1; |
|
1156 | return -1; | |
1157 | Py_INCREF(index); |
|
1157 | Py_INCREF(index); | |
1158 | return nt_init(&self->nt, (indexObject*)index, capacity); |
|
1158 | return nt_init(&self->nt, (indexObject*)index, capacity); | |
1159 | } |
|
1159 | } | |
1160 |
|
1160 | |||
1161 | static int nt_partialmatch(nodetree *self, const char *node, |
|
1161 | static int nt_partialmatch(nodetree *self, const char *node, | |
1162 | Py_ssize_t nodelen) |
|
1162 | Py_ssize_t nodelen) | |
1163 | { |
|
1163 | { | |
1164 | return nt_find(self, node, nodelen, 1); |
|
1164 | return nt_find(self, node, nodelen, 1); | |
1165 | } |
|
1165 | } | |
1166 |
|
1166 | |||
1167 | /* |
|
1167 | /* | |
1168 | * Find the length of the shortest unique prefix of node. |
|
1168 | * Find the length of the shortest unique prefix of node. | |
1169 | * |
|
1169 | * | |
1170 | * Return values: |
|
1170 | * Return values: | |
1171 | * |
|
1171 | * | |
1172 | * -3: error (exception set) |
|
1172 | * -3: error (exception set) | |
1173 | * -2: not found (no exception set) |
|
1173 | * -2: not found (no exception set) | |
1174 | * rest: length of shortest prefix |
|
1174 | * rest: length of shortest prefix | |
1175 | */ |
|
1175 | */ | |
1176 | static int nt_shortest(nodetree *self, const char *node) |
|
1176 | static int nt_shortest(nodetree *self, const char *node) | |
1177 | { |
|
1177 | { | |
1178 | int level, off; |
|
1178 | int level, off; | |
1179 |
|
1179 | |||
1180 | for (level = off = 0; level < 40; level++) { |
|
1180 | for (level = off = 0; level < 40; level++) { | |
1181 | int k, v; |
|
1181 | int k, v; | |
1182 | nodetreenode *n = &self->nodes[off]; |
|
1182 | nodetreenode *n = &self->nodes[off]; | |
1183 | k = nt_level(node, level); |
|
1183 | k = nt_level(node, level); | |
1184 | v = n->children[k]; |
|
1184 | v = n->children[k]; | |
1185 | if (v < 0) { |
|
1185 | if (v < 0) { | |
1186 | const char *n; |
|
1186 | const char *n; | |
1187 | v = -(v + 2); |
|
1187 | v = -(v + 2); | |
1188 | n = index_node_existing(self->index, v); |
|
1188 | n = index_node_existing(self->index, v); | |
1189 | if (n == NULL) |
|
1189 | if (n == NULL) | |
1190 | return -3; |
|
1190 | return -3; | |
1191 | if (memcmp(node, n, 20) != 0) |
|
1191 | if (memcmp(node, n, 20) != 0) | |
1192 | /* |
|
1192 | /* | |
1193 | * Found a unique prefix, but it wasn't for the |
|
1193 | * Found a unique prefix, but it wasn't for the | |
1194 | * requested node (i.e the requested node does |
|
1194 | * requested node (i.e the requested node does | |
1195 | * not exist). |
|
1195 | * not exist). | |
1196 | */ |
|
1196 | */ | |
1197 | return -2; |
|
1197 | return -2; | |
1198 | return level + 1; |
|
1198 | return level + 1; | |
1199 | } |
|
1199 | } | |
1200 | if (v == 0) |
|
1200 | if (v == 0) | |
1201 | return -2; |
|
1201 | return -2; | |
1202 | off = v; |
|
1202 | off = v; | |
1203 | } |
|
1203 | } | |
1204 | /* |
|
1204 | /* | |
1205 | * The node was still not unique after 40 hex digits, so this won't |
|
1205 | * The node was still not unique after 40 hex digits, so this won't | |
1206 | * happen. Also, if we get here, then there's a programming error in |
|
1206 | * happen. Also, if we get here, then there's a programming error in | |
1207 | * this file that made us insert a node longer than 40 hex digits. |
|
1207 | * this file that made us insert a node longer than 40 hex digits. | |
1208 | */ |
|
1208 | */ | |
1209 | PyErr_SetString(PyExc_Exception, "broken node tree"); |
|
1209 | PyErr_SetString(PyExc_Exception, "broken node tree"); | |
1210 | return -3; |
|
1210 | return -3; | |
1211 | } |
|
1211 | } | |
1212 |
|
1212 | |||
1213 | static PyObject *ntobj_shortest(nodetreeObject *self, PyObject *args) |
|
1213 | static PyObject *ntobj_shortest(nodetreeObject *self, PyObject *args) | |
1214 | { |
|
1214 | { | |
1215 | PyObject *val; |
|
1215 | PyObject *val; | |
1216 | char *node; |
|
1216 | char *node; | |
1217 | int length; |
|
1217 | int length; | |
1218 |
|
1218 | |||
1219 | if (!PyArg_ParseTuple(args, "O", &val)) |
|
1219 | if (!PyArg_ParseTuple(args, "O", &val)) | |
1220 | return NULL; |
|
1220 | return NULL; | |
1221 | if (node_check(val, &node) == -1) |
|
1221 | if (node_check(val, &node) == -1) | |
1222 | return NULL; |
|
1222 | return NULL; | |
1223 |
|
1223 | |||
1224 | length = nt_shortest(&self->nt, node); |
|
1224 | length = nt_shortest(&self->nt, node); | |
1225 | if (length == -3) |
|
1225 | if (length == -3) | |
1226 | return NULL; |
|
1226 | return NULL; | |
1227 | if (length == -2) { |
|
1227 | if (length == -2) { | |
1228 | raise_revlog_error(); |
|
1228 | raise_revlog_error(); | |
1229 | return NULL; |
|
1229 | return NULL; | |
1230 | } |
|
1230 | } | |
1231 | return PyInt_FromLong(length); |
|
1231 | return PyInt_FromLong(length); | |
1232 | } |
|
1232 | } | |
1233 |
|
1233 | |||
1234 | static void nt_dealloc(nodetree *self) |
|
1234 | static void nt_dealloc(nodetree *self) | |
1235 | { |
|
1235 | { | |
1236 | free(self->nodes); |
|
1236 | free(self->nodes); | |
1237 | self->nodes = NULL; |
|
1237 | self->nodes = NULL; | |
1238 | } |
|
1238 | } | |
1239 |
|
1239 | |||
1240 | static void ntobj_dealloc(nodetreeObject *self) |
|
1240 | static void ntobj_dealloc(nodetreeObject *self) | |
1241 | { |
|
1241 | { | |
1242 | Py_XDECREF(self->nt.index); |
|
1242 | Py_XDECREF(self->nt.index); | |
1243 | nt_dealloc(&self->nt); |
|
1243 | nt_dealloc(&self->nt); | |
1244 | PyObject_Del(self); |
|
1244 | PyObject_Del(self); | |
1245 | } |
|
1245 | } | |
1246 |
|
1246 | |||
1247 | static PyMethodDef ntobj_methods[] = { |
|
1247 | static PyMethodDef ntobj_methods[] = { | |
1248 | {"insert", (PyCFunction)ntobj_insert, METH_VARARGS, |
|
1248 | {"insert", (PyCFunction)ntobj_insert, METH_VARARGS, | |
1249 | "insert an index entry"}, |
|
1249 | "insert an index entry"}, | |
1250 | {"shortest", (PyCFunction)ntobj_shortest, METH_VARARGS, |
|
1250 | {"shortest", (PyCFunction)ntobj_shortest, METH_VARARGS, | |
1251 | "find length of shortest hex nodeid of a binary ID"}, |
|
1251 | "find length of shortest hex nodeid of a binary ID"}, | |
1252 | {NULL} /* Sentinel */ |
|
1252 | {NULL} /* Sentinel */ | |
1253 | }; |
|
1253 | }; | |
1254 |
|
1254 | |||
1255 | static PyTypeObject nodetreeType = { |
|
1255 | static PyTypeObject nodetreeType = { | |
1256 | PyVarObject_HEAD_INIT(NULL, 0) /* header */ |
|
1256 | PyVarObject_HEAD_INIT(NULL, 0) /* header */ | |
1257 | "parsers.nodetree", /* tp_name */ |
|
1257 | "parsers.nodetree", /* tp_name */ | |
1258 | sizeof(nodetreeObject) , /* tp_basicsize */ |
|
1258 | sizeof(nodetreeObject) , /* tp_basicsize */ | |
1259 | 0, /* tp_itemsize */ |
|
1259 | 0, /* tp_itemsize */ | |
1260 | (destructor)ntobj_dealloc, /* tp_dealloc */ |
|
1260 | (destructor)ntobj_dealloc, /* tp_dealloc */ | |
1261 | 0, /* tp_print */ |
|
1261 | 0, /* tp_print */ | |
1262 | 0, /* tp_getattr */ |
|
1262 | 0, /* tp_getattr */ | |
1263 | 0, /* tp_setattr */ |
|
1263 | 0, /* tp_setattr */ | |
1264 | 0, /* tp_compare */ |
|
1264 | 0, /* tp_compare */ | |
1265 | 0, /* tp_repr */ |
|
1265 | 0, /* tp_repr */ | |
1266 | 0, /* tp_as_number */ |
|
1266 | 0, /* tp_as_number */ | |
1267 | 0, /* tp_as_sequence */ |
|
1267 | 0, /* tp_as_sequence */ | |
1268 | 0, /* tp_as_mapping */ |
|
1268 | 0, /* tp_as_mapping */ | |
1269 | 0, /* tp_hash */ |
|
1269 | 0, /* tp_hash */ | |
1270 | 0, /* tp_call */ |
|
1270 | 0, /* tp_call */ | |
1271 | 0, /* tp_str */ |
|
1271 | 0, /* tp_str */ | |
1272 | 0, /* tp_getattro */ |
|
1272 | 0, /* tp_getattro */ | |
1273 | 0, /* tp_setattro */ |
|
1273 | 0, /* tp_setattro */ | |
1274 | 0, /* tp_as_buffer */ |
|
1274 | 0, /* tp_as_buffer */ | |
1275 | Py_TPFLAGS_DEFAULT, /* tp_flags */ |
|
1275 | Py_TPFLAGS_DEFAULT, /* tp_flags */ | |
1276 | "nodetree", /* tp_doc */ |
|
1276 | "nodetree", /* tp_doc */ | |
1277 | 0, /* tp_traverse */ |
|
1277 | 0, /* tp_traverse */ | |
1278 | 0, /* tp_clear */ |
|
1278 | 0, /* tp_clear */ | |
1279 | 0, /* tp_richcompare */ |
|
1279 | 0, /* tp_richcompare */ | |
1280 | 0, /* tp_weaklistoffset */ |
|
1280 | 0, /* tp_weaklistoffset */ | |
1281 | 0, /* tp_iter */ |
|
1281 | 0, /* tp_iter */ | |
1282 | 0, /* tp_iternext */ |
|
1282 | 0, /* tp_iternext */ | |
1283 | ntobj_methods, /* tp_methods */ |
|
1283 | ntobj_methods, /* tp_methods */ | |
1284 | 0, /* tp_members */ |
|
1284 | 0, /* tp_members */ | |
1285 | 0, /* tp_getset */ |
|
1285 | 0, /* tp_getset */ | |
1286 | 0, /* tp_base */ |
|
1286 | 0, /* tp_base */ | |
1287 | 0, /* tp_dict */ |
|
1287 | 0, /* tp_dict */ | |
1288 | 0, /* tp_descr_get */ |
|
1288 | 0, /* tp_descr_get */ | |
1289 | 0, /* tp_descr_set */ |
|
1289 | 0, /* tp_descr_set */ | |
1290 | 0, /* tp_dictoffset */ |
|
1290 | 0, /* tp_dictoffset */ | |
1291 | (initproc)ntobj_init, /* tp_init */ |
|
1291 | (initproc)ntobj_init, /* tp_init */ | |
1292 | 0, /* tp_alloc */ |
|
1292 | 0, /* tp_alloc */ | |
1293 | }; |
|
1293 | }; | |
1294 |
|
1294 | |||
1295 | static int index_init_nt(indexObject *self) |
|
1295 | static int index_init_nt(indexObject *self) | |
1296 | { |
|
1296 | { | |
1297 | if (!self->ntinitialized) { |
|
1297 | if (!self->ntinitialized) { | |
1298 | if (nt_init(&self->nt, self, (int)self->raw_length) == -1) { |
|
1298 | if (nt_init(&self->nt, self, (int)self->raw_length) == -1) { | |
1299 | nt_dealloc(&self->nt); |
|
1299 | nt_dealloc(&self->nt); | |
1300 | return -1; |
|
1300 | return -1; | |
1301 | } |
|
1301 | } | |
1302 | if (nt_insert(&self->nt, nullid, -1) == -1) { |
|
1302 | if (nt_insert(&self->nt, nullid, -1) == -1) { | |
1303 | nt_dealloc(&self->nt); |
|
1303 | nt_dealloc(&self->nt); | |
1304 | return -1; |
|
1304 | return -1; | |
1305 | } |
|
1305 | } | |
1306 | self->ntinitialized = 1; |
|
1306 | self->ntinitialized = 1; | |
1307 | self->ntrev = (int)index_length(self); |
|
1307 | self->ntrev = (int)index_length(self); | |
1308 | self->ntlookups = 1; |
|
1308 | self->ntlookups = 1; | |
1309 | self->ntmisses = 0; |
|
1309 | self->ntmisses = 0; | |
1310 | } |
|
1310 | } | |
1311 | return 0; |
|
1311 | return 0; | |
1312 | } |
|
1312 | } | |
1313 |
|
1313 | |||
1314 | /* |
|
1314 | /* | |
1315 | * Return values: |
|
1315 | * Return values: | |
1316 | * |
|
1316 | * | |
1317 | * -3: error (exception set) |
|
1317 | * -3: error (exception set) | |
1318 | * -2: not found (no exception set) |
|
1318 | * -2: not found (no exception set) | |
1319 | * rest: valid rev |
|
1319 | * rest: valid rev | |
1320 | */ |
|
1320 | */ | |
1321 | static int index_find_node(indexObject *self, |
|
1321 | static int index_find_node(indexObject *self, | |
1322 | const char *node, Py_ssize_t nodelen) |
|
1322 | const char *node, Py_ssize_t nodelen) | |
1323 | { |
|
1323 | { | |
1324 | int rev; |
|
1324 | int rev; | |
1325 |
|
1325 | |||
1326 | if (index_init_nt(self) == -1) |
|
1326 | if (index_init_nt(self) == -1) | |
1327 | return -3; |
|
1327 | return -3; | |
1328 |
|
1328 | |||
1329 | self->ntlookups++; |
|
1329 | self->ntlookups++; | |
1330 | rev = nt_find(&self->nt, node, nodelen, 0); |
|
1330 | rev = nt_find(&self->nt, node, nodelen, 0); | |
1331 | if (rev >= -1) |
|
1331 | if (rev >= -1) | |
1332 | return rev; |
|
1332 | return rev; | |
1333 |
|
1333 | |||
1334 | /* |
|
1334 | /* | |
1335 | * For the first handful of lookups, we scan the entire index, |
|
1335 | * For the first handful of lookups, we scan the entire index, | |
1336 | * and cache only the matching nodes. This optimizes for cases |
|
1336 | * and cache only the matching nodes. This optimizes for cases | |
1337 | * like "hg tip", where only a few nodes are accessed. |
|
1337 | * like "hg tip", where only a few nodes are accessed. | |
1338 | * |
|
1338 | * | |
1339 | * After that, we cache every node we visit, using a single |
|
1339 | * After that, we cache every node we visit, using a single | |
1340 | * scan amortized over multiple lookups. This gives the best |
|
1340 | * scan amortized over multiple lookups. This gives the best | |
1341 | * bulk performance, e.g. for "hg log". |
|
1341 | * bulk performance, e.g. for "hg log". | |
1342 | */ |
|
1342 | */ | |
1343 | if (self->ntmisses++ < 4) { |
|
1343 | if (self->ntmisses++ < 4) { | |
1344 | for (rev = self->ntrev - 1; rev >= 0; rev--) { |
|
1344 | for (rev = self->ntrev - 1; rev >= 0; rev--) { | |
1345 | const char *n = index_node_existing(self, rev); |
|
1345 | const char *n = index_node_existing(self, rev); | |
1346 | if (n == NULL) |
|
1346 | if (n == NULL) | |
1347 | return -3; |
|
1347 | return -3; | |
1348 | if (memcmp(node, n, nodelen > 20 ? 20 : nodelen) == 0) { |
|
1348 | if (memcmp(node, n, nodelen > 20 ? 20 : nodelen) == 0) { | |
1349 | if (nt_insert(&self->nt, n, rev) == -1) |
|
1349 | if (nt_insert(&self->nt, n, rev) == -1) | |
1350 | return -3; |
|
1350 | return -3; | |
1351 | break; |
|
1351 | break; | |
1352 | } |
|
1352 | } | |
1353 | } |
|
1353 | } | |
1354 | } else { |
|
1354 | } else { | |
1355 | for (rev = self->ntrev - 1; rev >= 0; rev--) { |
|
1355 | for (rev = self->ntrev - 1; rev >= 0; rev--) { | |
1356 | const char *n = index_node_existing(self, rev); |
|
1356 | const char *n = index_node_existing(self, rev); | |
1357 | if (n == NULL) |
|
1357 | if (n == NULL) | |
1358 | return -3; |
|
1358 | return -3; | |
1359 | if (nt_insert(&self->nt, n, rev) == -1) { |
|
1359 | if (nt_insert(&self->nt, n, rev) == -1) { | |
1360 | self->ntrev = rev + 1; |
|
1360 | self->ntrev = rev + 1; | |
1361 | return -3; |
|
1361 | return -3; | |
1362 | } |
|
1362 | } | |
1363 | if (memcmp(node, n, nodelen > 20 ? 20 : nodelen) == 0) { |
|
1363 | if (memcmp(node, n, nodelen > 20 ? 20 : nodelen) == 0) { | |
1364 | break; |
|
1364 | break; | |
1365 | } |
|
1365 | } | |
1366 | } |
|
1366 | } | |
1367 | self->ntrev = rev; |
|
1367 | self->ntrev = rev; | |
1368 | } |
|
1368 | } | |
1369 |
|
1369 | |||
1370 | if (rev >= 0) |
|
1370 | if (rev >= 0) | |
1371 | return rev; |
|
1371 | return rev; | |
1372 | return -2; |
|
1372 | return -2; | |
1373 | } |
|
1373 | } | |
1374 |
|
1374 | |||
1375 | static PyObject *index_getitem(indexObject *self, PyObject *value) |
|
1375 | static PyObject *index_getitem(indexObject *self, PyObject *value) | |
1376 | { |
|
1376 | { | |
1377 | char *node; |
|
1377 | char *node; | |
1378 | int rev; |
|
1378 | int rev; | |
1379 |
|
1379 | |||
1380 | if (PyInt_Check(value)) |
|
1380 | if (PyInt_Check(value)) | |
1381 | return index_get(self, PyInt_AS_LONG(value)); |
|
1381 | return index_get(self, PyInt_AS_LONG(value)); | |
1382 |
|
1382 | |||
1383 | if (node_check(value, &node) == -1) |
|
1383 | if (node_check(value, &node) == -1) | |
1384 | return NULL; |
|
1384 | return NULL; | |
1385 | rev = index_find_node(self, node, 20); |
|
1385 | rev = index_find_node(self, node, 20); | |
1386 | if (rev >= -1) |
|
1386 | if (rev >= -1) | |
1387 | return PyInt_FromLong(rev); |
|
1387 | return PyInt_FromLong(rev); | |
1388 | if (rev == -2) |
|
1388 | if (rev == -2) | |
1389 | raise_revlog_error(); |
|
1389 | raise_revlog_error(); | |
1390 | return NULL; |
|
1390 | return NULL; | |
1391 | } |
|
1391 | } | |
1392 |
|
1392 | |||
1393 | /* |
|
1393 | /* | |
1394 | * Fully populate the radix tree. |
|
1394 | * Fully populate the radix tree. | |
1395 | */ |
|
1395 | */ | |
1396 | static int index_populate_nt(indexObject *self) { |
|
1396 | static int index_populate_nt(indexObject *self) { | |
1397 | int rev; |
|
1397 | int rev; | |
1398 | if (self->ntrev > 0) { |
|
1398 | if (self->ntrev > 0) { | |
1399 | for (rev = self->ntrev - 1; rev >= 0; rev--) { |
|
1399 | for (rev = self->ntrev - 1; rev >= 0; rev--) { | |
1400 | const char *n = index_node_existing(self, rev); |
|
1400 | const char *n = index_node_existing(self, rev); | |
1401 | if (n == NULL) |
|
1401 | if (n == NULL) | |
1402 | return -1; |
|
1402 | return -1; | |
1403 | if (nt_insert(&self->nt, n, rev) == -1) |
|
1403 | if (nt_insert(&self->nt, n, rev) == -1) | |
1404 | return -1; |
|
1404 | return -1; | |
1405 | } |
|
1405 | } | |
1406 | self->ntrev = -1; |
|
1406 | self->ntrev = -1; | |
1407 | } |
|
1407 | } | |
1408 | return 0; |
|
1408 | return 0; | |
1409 | } |
|
1409 | } | |
1410 |
|
1410 | |||
1411 | static PyObject *index_partialmatch(indexObject *self, PyObject *args) |
|
1411 | static PyObject *index_partialmatch(indexObject *self, PyObject *args) | |
1412 | { |
|
1412 | { | |
1413 | const char *fullnode; |
|
1413 | const char *fullnode; | |
1414 | int nodelen; |
|
1414 | int nodelen; | |
1415 | char *node; |
|
1415 | char *node; | |
1416 | int rev, i; |
|
1416 | int rev, i; | |
1417 |
|
1417 | |||
1418 | if (!PyArg_ParseTuple(args, PY23("s#", "y#"), &node, &nodelen)) |
|
1418 | if (!PyArg_ParseTuple(args, PY23("s#", "y#"), &node, &nodelen)) | |
1419 | return NULL; |
|
1419 | return NULL; | |
1420 |
|
1420 | |||
1421 | if (nodelen < 1) { |
|
1421 | if (nodelen < 1) { | |
1422 | PyErr_SetString(PyExc_ValueError, "key too short"); |
|
1422 | PyErr_SetString(PyExc_ValueError, "key too short"); | |
1423 | return NULL; |
|
1423 | return NULL; | |
1424 | } |
|
1424 | } | |
1425 |
|
1425 | |||
1426 | if (nodelen > 40) { |
|
1426 | if (nodelen > 40) { | |
1427 | PyErr_SetString(PyExc_ValueError, "key too long"); |
|
1427 | PyErr_SetString(PyExc_ValueError, "key too long"); | |
1428 | return NULL; |
|
1428 | return NULL; | |
1429 | } |
|
1429 | } | |
1430 |
|
1430 | |||
1431 | for (i = 0; i < nodelen; i++) |
|
1431 | for (i = 0; i < nodelen; i++) | |
1432 | hexdigit(node, i); |
|
1432 | hexdigit(node, i); | |
1433 | if (PyErr_Occurred()) { |
|
1433 | if (PyErr_Occurred()) { | |
1434 | /* input contains non-hex characters */ |
|
1434 | /* input contains non-hex characters */ | |
1435 | PyErr_Clear(); |
|
1435 | PyErr_Clear(); | |
1436 | Py_RETURN_NONE; |
|
1436 | Py_RETURN_NONE; | |
1437 | } |
|
1437 | } | |
1438 |
|
1438 | |||
1439 | if (index_init_nt(self) == -1) |
|
1439 | if (index_init_nt(self) == -1) | |
1440 | return NULL; |
|
1440 | return NULL; | |
1441 | if (index_populate_nt(self) == -1) |
|
1441 | if (index_populate_nt(self) == -1) | |
1442 | return NULL; |
|
1442 | return NULL; | |
1443 | rev = nt_partialmatch(&self->nt, node, nodelen); |
|
1443 | rev = nt_partialmatch(&self->nt, node, nodelen); | |
1444 |
|
1444 | |||
1445 | switch (rev) { |
|
1445 | switch (rev) { | |
1446 | case -4: |
|
1446 | case -4: | |
1447 | raise_revlog_error(); |
|
1447 | raise_revlog_error(); | |
1448 | return NULL; |
|
1448 | return NULL; | |
1449 | case -2: |
|
1449 | case -2: | |
1450 | Py_RETURN_NONE; |
|
1450 | Py_RETURN_NONE; | |
1451 | case -1: |
|
1451 | case -1: | |
1452 | return PyBytes_FromStringAndSize(nullid, 20); |
|
1452 | return PyBytes_FromStringAndSize(nullid, 20); | |
1453 | } |
|
1453 | } | |
1454 |
|
1454 | |||
1455 | fullnode = index_node_existing(self, rev); |
|
1455 | fullnode = index_node_existing(self, rev); | |
1456 | if (fullnode == NULL) { |
|
1456 | if (fullnode == NULL) { | |
1457 | return NULL; |
|
1457 | return NULL; | |
1458 | } |
|
1458 | } | |
1459 | return PyBytes_FromStringAndSize(fullnode, 20); |
|
1459 | return PyBytes_FromStringAndSize(fullnode, 20); | |
1460 | } |
|
1460 | } | |
1461 |
|
1461 | |||
1462 | static PyObject *index_shortest(indexObject *self, PyObject *args) |
|
1462 | static PyObject *index_shortest(indexObject *self, PyObject *args) | |
1463 | { |
|
1463 | { | |
1464 | PyObject *val; |
|
1464 | PyObject *val; | |
1465 | char *node; |
|
1465 | char *node; | |
1466 | int length; |
|
1466 | int length; | |
1467 |
|
1467 | |||
1468 | if (!PyArg_ParseTuple(args, "O", &val)) |
|
1468 | if (!PyArg_ParseTuple(args, "O", &val)) | |
1469 | return NULL; |
|
1469 | return NULL; | |
1470 | if (node_check(val, &node) == -1) |
|
1470 | if (node_check(val, &node) == -1) | |
1471 | return NULL; |
|
1471 | return NULL; | |
1472 |
|
1472 | |||
1473 | self->ntlookups++; |
|
1473 | self->ntlookups++; | |
1474 | if (index_init_nt(self) == -1) |
|
1474 | if (index_init_nt(self) == -1) | |
1475 | return NULL; |
|
1475 | return NULL; | |
1476 | if (index_populate_nt(self) == -1) |
|
1476 | if (index_populate_nt(self) == -1) | |
1477 | return NULL; |
|
1477 | return NULL; | |
1478 | length = nt_shortest(&self->nt, node); |
|
1478 | length = nt_shortest(&self->nt, node); | |
1479 | if (length == -3) |
|
1479 | if (length == -3) | |
1480 | return NULL; |
|
1480 | return NULL; | |
1481 | if (length == -2) { |
|
1481 | if (length == -2) { | |
1482 | raise_revlog_error(); |
|
1482 | raise_revlog_error(); | |
1483 | return NULL; |
|
1483 | return NULL; | |
1484 | } |
|
1484 | } | |
1485 | return PyInt_FromLong(length); |
|
1485 | return PyInt_FromLong(length); | |
1486 | } |
|
1486 | } | |
1487 |
|
1487 | |||
1488 | static PyObject *index_m_get(indexObject *self, PyObject *args) |
|
1488 | static PyObject *index_m_get(indexObject *self, PyObject *args) | |
1489 | { |
|
1489 | { | |
1490 | PyObject *val; |
|
1490 | PyObject *val; | |
1491 | char *node; |
|
1491 | char *node; | |
1492 | int rev; |
|
1492 | int rev; | |
1493 |
|
1493 | |||
1494 | if (!PyArg_ParseTuple(args, "O", &val)) |
|
1494 | if (!PyArg_ParseTuple(args, "O", &val)) | |
1495 | return NULL; |
|
1495 | return NULL; | |
1496 | if (node_check(val, &node) == -1) |
|
1496 | if (node_check(val, &node) == -1) | |
1497 | return NULL; |
|
1497 | return NULL; | |
1498 | rev = index_find_node(self, node, 20); |
|
1498 | rev = index_find_node(self, node, 20); | |
1499 | if (rev == -3) |
|
1499 | if (rev == -3) | |
1500 | return NULL; |
|
1500 | return NULL; | |
1501 | if (rev == -2) |
|
1501 | if (rev == -2) | |
1502 | Py_RETURN_NONE; |
|
1502 | Py_RETURN_NONE; | |
1503 | return PyInt_FromLong(rev); |
|
1503 | return PyInt_FromLong(rev); | |
1504 | } |
|
1504 | } | |
1505 |
|
1505 | |||
1506 | static int index_contains(indexObject *self, PyObject *value) |
|
1506 | static int index_contains(indexObject *self, PyObject *value) | |
1507 | { |
|
1507 | { | |
1508 | char *node; |
|
1508 | char *node; | |
1509 |
|
1509 | |||
1510 | if (PyInt_Check(value)) { |
|
1510 | if (PyInt_Check(value)) { | |
1511 | long rev = PyInt_AS_LONG(value); |
|
1511 | long rev = PyInt_AS_LONG(value); | |
1512 | return rev >= -1 && rev < index_length(self); |
|
1512 | return rev >= -1 && rev < index_length(self); | |
1513 | } |
|
1513 | } | |
1514 |
|
1514 | |||
1515 | if (node_check(value, &node) == -1) |
|
1515 | if (node_check(value, &node) == -1) | |
1516 | return -1; |
|
1516 | return -1; | |
1517 |
|
1517 | |||
1518 | switch (index_find_node(self, node, 20)) { |
|
1518 | switch (index_find_node(self, node, 20)) { | |
1519 | case -3: |
|
1519 | case -3: | |
1520 | return -1; |
|
1520 | return -1; | |
1521 | case -2: |
|
1521 | case -2: | |
1522 | return 0; |
|
1522 | return 0; | |
1523 | default: |
|
1523 | default: | |
1524 | return 1; |
|
1524 | return 1; | |
1525 | } |
|
1525 | } | |
1526 | } |
|
1526 | } | |
1527 |
|
1527 | |||
1528 | typedef uint64_t bitmask; |
|
1528 | typedef uint64_t bitmask; | |
1529 |
|
1529 | |||
1530 | /* |
|
1530 | /* | |
1531 | * Given a disjoint set of revs, return all candidates for the |
|
1531 | * Given a disjoint set of revs, return all candidates for the | |
1532 | * greatest common ancestor. In revset notation, this is the set |
|
1532 | * greatest common ancestor. In revset notation, this is the set | |
1533 | * "heads(::a and ::b and ...)" |
|
1533 | * "heads(::a and ::b and ...)" | |
1534 | */ |
|
1534 | */ | |
1535 | static PyObject *find_gca_candidates(indexObject *self, const int *revs, |
|
1535 | static PyObject *find_gca_candidates(indexObject *self, const int *revs, | |
1536 | int revcount) |
|
1536 | int revcount) | |
1537 | { |
|
1537 | { | |
1538 | const bitmask allseen = (1ull << revcount) - 1; |
|
1538 | const bitmask allseen = (1ull << revcount) - 1; | |
1539 | const bitmask poison = 1ull << revcount; |
|
1539 | const bitmask poison = 1ull << revcount; | |
1540 | PyObject *gca = PyList_New(0); |
|
1540 | PyObject *gca = PyList_New(0); | |
1541 | int i, v, interesting; |
|
1541 | int i, v, interesting; | |
1542 | int maxrev = -1; |
|
1542 | int maxrev = -1; | |
1543 | bitmask sp; |
|
1543 | bitmask sp; | |
1544 | bitmask *seen; |
|
1544 | bitmask *seen; | |
1545 |
|
1545 | |||
1546 | if (gca == NULL) |
|
1546 | if (gca == NULL) | |
1547 | return PyErr_NoMemory(); |
|
1547 | return PyErr_NoMemory(); | |
1548 |
|
1548 | |||
1549 | for (i = 0; i < revcount; i++) { |
|
1549 | for (i = 0; i < revcount; i++) { | |
1550 | if (revs[i] > maxrev) |
|
1550 | if (revs[i] > maxrev) | |
1551 | maxrev = revs[i]; |
|
1551 | maxrev = revs[i]; | |
1552 | } |
|
1552 | } | |
1553 |
|
1553 | |||
1554 | seen = calloc(sizeof(*seen), maxrev + 1); |
|
1554 | seen = calloc(sizeof(*seen), maxrev + 1); | |
1555 | if (seen == NULL) { |
|
1555 | if (seen == NULL) { | |
1556 | Py_DECREF(gca); |
|
1556 | Py_DECREF(gca); | |
1557 | return PyErr_NoMemory(); |
|
1557 | return PyErr_NoMemory(); | |
1558 | } |
|
1558 | } | |
1559 |
|
1559 | |||
1560 | for (i = 0; i < revcount; i++) |
|
1560 | for (i = 0; i < revcount; i++) | |
1561 | seen[revs[i]] = 1ull << i; |
|
1561 | seen[revs[i]] = 1ull << i; | |
1562 |
|
1562 | |||
1563 | interesting = revcount; |
|
1563 | interesting = revcount; | |
1564 |
|
1564 | |||
1565 | for (v = maxrev; v >= 0 && interesting; v--) { |
|
1565 | for (v = maxrev; v >= 0 && interesting; v--) { | |
1566 | bitmask sv = seen[v]; |
|
1566 | bitmask sv = seen[v]; | |
1567 | int parents[2]; |
|
1567 | int parents[2]; | |
1568 |
|
1568 | |||
1569 | if (!sv) |
|
1569 | if (!sv) | |
1570 | continue; |
|
1570 | continue; | |
1571 |
|
1571 | |||
1572 | if (sv < poison) { |
|
1572 | if (sv < poison) { | |
1573 | interesting -= 1; |
|
1573 | interesting -= 1; | |
1574 | if (sv == allseen) { |
|
1574 | if (sv == allseen) { | |
1575 | PyObject *obj = PyInt_FromLong(v); |
|
1575 | PyObject *obj = PyInt_FromLong(v); | |
1576 | if (obj == NULL) |
|
1576 | if (obj == NULL) | |
1577 | goto bail; |
|
1577 | goto bail; | |
1578 | if (PyList_Append(gca, obj) == -1) { |
|
1578 | if (PyList_Append(gca, obj) == -1) { | |
1579 | Py_DECREF(obj); |
|
1579 | Py_DECREF(obj); | |
1580 | goto bail; |
|
1580 | goto bail; | |
1581 | } |
|
1581 | } | |
1582 | sv |= poison; |
|
1582 | sv |= poison; | |
1583 | for (i = 0; i < revcount; i++) { |
|
1583 | for (i = 0; i < revcount; i++) { | |
1584 | if (revs[i] == v) |
|
1584 | if (revs[i] == v) | |
1585 | goto done; |
|
1585 | goto done; | |
1586 | } |
|
1586 | } | |
1587 | } |
|
1587 | } | |
1588 | } |
|
1588 | } | |
1589 | if (index_get_parents(self, v, parents, maxrev) < 0) |
|
1589 | if (index_get_parents(self, v, parents, maxrev) < 0) | |
1590 | goto bail; |
|
1590 | goto bail; | |
1591 |
|
1591 | |||
1592 | for (i = 0; i < 2; i++) { |
|
1592 | for (i = 0; i < 2; i++) { | |
1593 | int p = parents[i]; |
|
1593 | int p = parents[i]; | |
1594 | if (p == -1) |
|
1594 | if (p == -1) | |
1595 | continue; |
|
1595 | continue; | |
1596 | sp = seen[p]; |
|
1596 | sp = seen[p]; | |
1597 | if (sv < poison) { |
|
1597 | if (sv < poison) { | |
1598 | if (sp == 0) { |
|
1598 | if (sp == 0) { | |
1599 | seen[p] = sv; |
|
1599 | seen[p] = sv; | |
1600 | interesting++; |
|
1600 | interesting++; | |
1601 | } |
|
1601 | } | |
1602 | else if (sp != sv) |
|
1602 | else if (sp != sv) | |
1603 | seen[p] |= sv; |
|
1603 | seen[p] |= sv; | |
1604 | } else { |
|
1604 | } else { | |
1605 | if (sp && sp < poison) |
|
1605 | if (sp && sp < poison) | |
1606 | interesting--; |
|
1606 | interesting--; | |
1607 | seen[p] = sv; |
|
1607 | seen[p] = sv; | |
1608 | } |
|
1608 | } | |
1609 | } |
|
1609 | } | |
1610 | } |
|
1610 | } | |
1611 |
|
1611 | |||
1612 | done: |
|
1612 | done: | |
1613 | free(seen); |
|
1613 | free(seen); | |
1614 | return gca; |
|
1614 | return gca; | |
1615 | bail: |
|
1615 | bail: | |
1616 | free(seen); |
|
1616 | free(seen); | |
1617 | Py_XDECREF(gca); |
|
1617 | Py_XDECREF(gca); | |
1618 | return NULL; |
|
1618 | return NULL; | |
1619 | } |
|
1619 | } | |
1620 |
|
1620 | |||
1621 | /* |
|
1621 | /* | |
1622 | * Given a disjoint set of revs, return the subset with the longest |
|
1622 | * Given a disjoint set of revs, return the subset with the longest | |
1623 | * path to the root. |
|
1623 | * path to the root. | |
1624 | */ |
|
1624 | */ | |
1625 | static PyObject *find_deepest(indexObject *self, PyObject *revs) |
|
1625 | static PyObject *find_deepest(indexObject *self, PyObject *revs) | |
1626 | { |
|
1626 | { | |
1627 | const Py_ssize_t revcount = PyList_GET_SIZE(revs); |
|
1627 | const Py_ssize_t revcount = PyList_GET_SIZE(revs); | |
1628 | static const Py_ssize_t capacity = 24; |
|
1628 | static const Py_ssize_t capacity = 24; | |
1629 | int *depth, *interesting = NULL; |
|
1629 | int *depth, *interesting = NULL; | |
1630 | int i, j, v, ninteresting; |
|
1630 | int i, j, v, ninteresting; | |
1631 | PyObject *dict = NULL, *keys = NULL; |
|
1631 | PyObject *dict = NULL, *keys = NULL; | |
1632 | long *seen = NULL; |
|
1632 | long *seen = NULL; | |
1633 | int maxrev = -1; |
|
1633 | int maxrev = -1; | |
1634 | long final; |
|
1634 | long final; | |
1635 |
|
1635 | |||
1636 | if (revcount > capacity) { |
|
1636 | if (revcount > capacity) { | |
1637 | PyErr_Format(PyExc_OverflowError, |
|
1637 | PyErr_Format(PyExc_OverflowError, | |
1638 | "bitset size (%ld) > capacity (%ld)", |
|
1638 | "bitset size (%ld) > capacity (%ld)", | |
1639 | (long)revcount, (long)capacity); |
|
1639 | (long)revcount, (long)capacity); | |
1640 | return NULL; |
|
1640 | return NULL; | |
1641 | } |
|
1641 | } | |
1642 |
|
1642 | |||
1643 | for (i = 0; i < revcount; i++) { |
|
1643 | for (i = 0; i < revcount; i++) { | |
1644 | int n = (int)PyInt_AsLong(PyList_GET_ITEM(revs, i)); |
|
1644 | int n = (int)PyInt_AsLong(PyList_GET_ITEM(revs, i)); | |
1645 | if (n > maxrev) |
|
1645 | if (n > maxrev) | |
1646 | maxrev = n; |
|
1646 | maxrev = n; | |
1647 | } |
|
1647 | } | |
1648 |
|
1648 | |||
1649 | depth = calloc(sizeof(*depth), maxrev + 1); |
|
1649 | depth = calloc(sizeof(*depth), maxrev + 1); | |
1650 | if (depth == NULL) |
|
1650 | if (depth == NULL) | |
1651 | return PyErr_NoMemory(); |
|
1651 | return PyErr_NoMemory(); | |
1652 |
|
1652 | |||
1653 | seen = calloc(sizeof(*seen), maxrev + 1); |
|
1653 | seen = calloc(sizeof(*seen), maxrev + 1); | |
1654 | if (seen == NULL) { |
|
1654 | if (seen == NULL) { | |
1655 | PyErr_NoMemory(); |
|
1655 | PyErr_NoMemory(); | |
1656 | goto bail; |
|
1656 | goto bail; | |
1657 | } |
|
1657 | } | |
1658 |
|
1658 | |||
1659 | interesting = calloc(sizeof(*interesting), ((size_t)1) << revcount); |
|
1659 | interesting = calloc(sizeof(*interesting), ((size_t)1) << revcount); | |
1660 | if (interesting == NULL) { |
|
1660 | if (interesting == NULL) { | |
1661 | PyErr_NoMemory(); |
|
1661 | PyErr_NoMemory(); | |
1662 | goto bail; |
|
1662 | goto bail; | |
1663 | } |
|
1663 | } | |
1664 |
|
1664 | |||
1665 | if (PyList_Sort(revs) == -1) |
|
1665 | if (PyList_Sort(revs) == -1) | |
1666 | goto bail; |
|
1666 | goto bail; | |
1667 |
|
1667 | |||
1668 | for (i = 0; i < revcount; i++) { |
|
1668 | for (i = 0; i < revcount; i++) { | |
1669 | int n = (int)PyInt_AsLong(PyList_GET_ITEM(revs, i)); |
|
1669 | int n = (int)PyInt_AsLong(PyList_GET_ITEM(revs, i)); | |
1670 | long b = 1l << i; |
|
1670 | long b = 1l << i; | |
1671 | depth[n] = 1; |
|
1671 | depth[n] = 1; | |
1672 | seen[n] = b; |
|
1672 | seen[n] = b; | |
1673 | interesting[b] = 1; |
|
1673 | interesting[b] = 1; | |
1674 | } |
|
1674 | } | |
1675 |
|
1675 | |||
1676 | /* invariant: ninteresting is the number of non-zero entries in |
|
1676 | /* invariant: ninteresting is the number of non-zero entries in | |
1677 | * interesting. */ |
|
1677 | * interesting. */ | |
1678 | ninteresting = (int)revcount; |
|
1678 | ninteresting = (int)revcount; | |
1679 |
|
1679 | |||
1680 | for (v = maxrev; v >= 0 && ninteresting > 1; v--) { |
|
1680 | for (v = maxrev; v >= 0 && ninteresting > 1; v--) { | |
1681 | int dv = depth[v]; |
|
1681 | int dv = depth[v]; | |
1682 | int parents[2]; |
|
1682 | int parents[2]; | |
1683 | long sv; |
|
1683 | long sv; | |
1684 |
|
1684 | |||
1685 | if (dv == 0) |
|
1685 | if (dv == 0) | |
1686 | continue; |
|
1686 | continue; | |
1687 |
|
1687 | |||
1688 | sv = seen[v]; |
|
1688 | sv = seen[v]; | |
1689 | if (index_get_parents(self, v, parents, maxrev) < 0) |
|
1689 | if (index_get_parents(self, v, parents, maxrev) < 0) | |
1690 | goto bail; |
|
1690 | goto bail; | |
1691 |
|
1691 | |||
1692 | for (i = 0; i < 2; i++) { |
|
1692 | for (i = 0; i < 2; i++) { | |
1693 | int p = parents[i]; |
|
1693 | int p = parents[i]; | |
1694 | long sp; |
|
1694 | long sp; | |
1695 | int dp; |
|
1695 | int dp; | |
1696 |
|
1696 | |||
1697 | if (p == -1) |
|
1697 | if (p == -1) | |
1698 | continue; |
|
1698 | continue; | |
1699 |
|
1699 | |||
1700 | dp = depth[p]; |
|
1700 | dp = depth[p]; | |
1701 | sp = seen[p]; |
|
1701 | sp = seen[p]; | |
1702 | if (dp <= dv) { |
|
1702 | if (dp <= dv) { | |
1703 | depth[p] = dv + 1; |
|
1703 | depth[p] = dv + 1; | |
1704 | if (sp != sv) { |
|
1704 | if (sp != sv) { | |
1705 | interesting[sv] += 1; |
|
1705 | interesting[sv] += 1; | |
1706 | seen[p] = sv; |
|
1706 | seen[p] = sv; | |
1707 | if (sp) { |
|
1707 | if (sp) { | |
1708 | interesting[sp] -= 1; |
|
1708 | interesting[sp] -= 1; | |
1709 | if (interesting[sp] == 0) |
|
1709 | if (interesting[sp] == 0) | |
1710 | ninteresting -= 1; |
|
1710 | ninteresting -= 1; | |
1711 | } |
|
1711 | } | |
1712 | } |
|
1712 | } | |
1713 | } |
|
1713 | } | |
1714 | else if (dv == dp - 1) { |
|
1714 | else if (dv == dp - 1) { | |
1715 | long nsp = sp | sv; |
|
1715 | long nsp = sp | sv; | |
1716 | if (nsp == sp) |
|
1716 | if (nsp == sp) | |
1717 | continue; |
|
1717 | continue; | |
1718 | seen[p] = nsp; |
|
1718 | seen[p] = nsp; | |
1719 | interesting[sp] -= 1; |
|
1719 | interesting[sp] -= 1; | |
1720 | if (interesting[sp] == 0) |
|
1720 | if (interesting[sp] == 0) | |
1721 | ninteresting -= 1; |
|
1721 | ninteresting -= 1; | |
1722 | if (interesting[nsp] == 0) |
|
1722 | if (interesting[nsp] == 0) | |
1723 | ninteresting += 1; |
|
1723 | ninteresting += 1; | |
1724 | interesting[nsp] += 1; |
|
1724 | interesting[nsp] += 1; | |
1725 | } |
|
1725 | } | |
1726 | } |
|
1726 | } | |
1727 | interesting[sv] -= 1; |
|
1727 | interesting[sv] -= 1; | |
1728 | if (interesting[sv] == 0) |
|
1728 | if (interesting[sv] == 0) | |
1729 | ninteresting -= 1; |
|
1729 | ninteresting -= 1; | |
1730 | } |
|
1730 | } | |
1731 |
|
1731 | |||
1732 | final = 0; |
|
1732 | final = 0; | |
1733 | j = ninteresting; |
|
1733 | j = ninteresting; | |
1734 | for (i = 0; i < (int)(2 << revcount) && j > 0; i++) { |
|
1734 | for (i = 0; i < (int)(2 << revcount) && j > 0; i++) { | |
1735 | if (interesting[i] == 0) |
|
1735 | if (interesting[i] == 0) | |
1736 | continue; |
|
1736 | continue; | |
1737 | final |= i; |
|
1737 | final |= i; | |
1738 | j -= 1; |
|
1738 | j -= 1; | |
1739 | } |
|
1739 | } | |
1740 | if (final == 0) { |
|
1740 | if (final == 0) { | |
1741 | keys = PyList_New(0); |
|
1741 | keys = PyList_New(0); | |
1742 | goto bail; |
|
1742 | goto bail; | |
1743 | } |
|
1743 | } | |
1744 |
|
1744 | |||
1745 | dict = PyDict_New(); |
|
1745 | dict = PyDict_New(); | |
1746 | if (dict == NULL) |
|
1746 | if (dict == NULL) | |
1747 | goto bail; |
|
1747 | goto bail; | |
1748 |
|
1748 | |||
1749 | for (i = 0; i < revcount; i++) { |
|
1749 | for (i = 0; i < revcount; i++) { | |
1750 | PyObject *key; |
|
1750 | PyObject *key; | |
1751 |
|
1751 | |||
1752 | if ((final & (1 << i)) == 0) |
|
1752 | if ((final & (1 << i)) == 0) | |
1753 | continue; |
|
1753 | continue; | |
1754 |
|
1754 | |||
1755 | key = PyList_GET_ITEM(revs, i); |
|
1755 | key = PyList_GET_ITEM(revs, i); | |
1756 | Py_INCREF(key); |
|
1756 | Py_INCREF(key); | |
1757 | Py_INCREF(Py_None); |
|
1757 | Py_INCREF(Py_None); | |
1758 | if (PyDict_SetItem(dict, key, Py_None) == -1) { |
|
1758 | if (PyDict_SetItem(dict, key, Py_None) == -1) { | |
1759 | Py_DECREF(key); |
|
1759 | Py_DECREF(key); | |
1760 | Py_DECREF(Py_None); |
|
1760 | Py_DECREF(Py_None); | |
1761 | goto bail; |
|
1761 | goto bail; | |
1762 | } |
|
1762 | } | |
1763 | } |
|
1763 | } | |
1764 |
|
1764 | |||
1765 | keys = PyDict_Keys(dict); |
|
1765 | keys = PyDict_Keys(dict); | |
1766 |
|
1766 | |||
1767 | bail: |
|
1767 | bail: | |
1768 | free(depth); |
|
1768 | free(depth); | |
1769 | free(seen); |
|
1769 | free(seen); | |
1770 | free(interesting); |
|
1770 | free(interesting); | |
1771 | Py_XDECREF(dict); |
|
1771 | Py_XDECREF(dict); | |
1772 |
|
1772 | |||
1773 | return keys; |
|
1773 | return keys; | |
1774 | } |
|
1774 | } | |
1775 |
|
1775 | |||
1776 | /* |
|
1776 | /* | |
1777 | * Given a (possibly overlapping) set of revs, return all the |
|
1777 | * Given a (possibly overlapping) set of revs, return all the | |
1778 | * common ancestors heads: heads(::args[0] and ::a[1] and ...) |
|
1778 | * common ancestors heads: heads(::args[0] and ::a[1] and ...) | |
1779 | */ |
|
1779 | */ | |
1780 | static PyObject *index_commonancestorsheads(indexObject *self, PyObject *args) |
|
1780 | static PyObject *index_commonancestorsheads(indexObject *self, PyObject *args) | |
1781 | { |
|
1781 | { | |
1782 | PyObject *ret = NULL; |
|
1782 | PyObject *ret = NULL; | |
1783 | Py_ssize_t argcount, i, len; |
|
1783 | Py_ssize_t argcount, i, len; | |
1784 | bitmask repeat = 0; |
|
1784 | bitmask repeat = 0; | |
1785 | int revcount = 0; |
|
1785 | int revcount = 0; | |
1786 | int *revs; |
|
1786 | int *revs; | |
1787 |
|
1787 | |||
1788 | argcount = PySequence_Length(args); |
|
1788 | argcount = PySequence_Length(args); | |
1789 | revs = PyMem_Malloc(argcount * sizeof(*revs)); |
|
1789 | revs = PyMem_Malloc(argcount * sizeof(*revs)); | |
1790 | if (argcount > 0 && revs == NULL) |
|
1790 | if (argcount > 0 && revs == NULL) | |
1791 | return PyErr_NoMemory(); |
|
1791 | return PyErr_NoMemory(); | |
1792 | len = index_length(self); |
|
1792 | len = index_length(self); | |
1793 |
|
1793 | |||
1794 | for (i = 0; i < argcount; i++) { |
|
1794 | for (i = 0; i < argcount; i++) { | |
1795 | static const int capacity = 24; |
|
1795 | static const int capacity = 24; | |
1796 | PyObject *obj = PySequence_GetItem(args, i); |
|
1796 | PyObject *obj = PySequence_GetItem(args, i); | |
1797 | bitmask x; |
|
1797 | bitmask x; | |
1798 | long val; |
|
1798 | long val; | |
1799 |
|
1799 | |||
1800 | if (!PyInt_Check(obj)) { |
|
1800 | if (!PyInt_Check(obj)) { | |
1801 | PyErr_SetString(PyExc_TypeError, |
|
1801 | PyErr_SetString(PyExc_TypeError, | |
1802 | "arguments must all be ints"); |
|
1802 | "arguments must all be ints"); | |
1803 | Py_DECREF(obj); |
|
1803 | Py_DECREF(obj); | |
1804 | goto bail; |
|
1804 | goto bail; | |
1805 | } |
|
1805 | } | |
1806 | val = PyInt_AsLong(obj); |
|
1806 | val = PyInt_AsLong(obj); | |
1807 | Py_DECREF(obj); |
|
1807 | Py_DECREF(obj); | |
1808 | if (val == -1) { |
|
1808 | if (val == -1) { | |
1809 | ret = PyList_New(0); |
|
1809 | ret = PyList_New(0); | |
1810 | goto done; |
|
1810 | goto done; | |
1811 | } |
|
1811 | } | |
1812 | if (val < 0 || val >= len) { |
|
1812 | if (val < 0 || val >= len) { | |
1813 | PyErr_SetString(PyExc_IndexError, |
|
1813 | PyErr_SetString(PyExc_IndexError, | |
1814 | "index out of range"); |
|
1814 | "index out of range"); | |
1815 | goto bail; |
|
1815 | goto bail; | |
1816 | } |
|
1816 | } | |
1817 | /* this cheesy bloom filter lets us avoid some more |
|
1817 | /* this cheesy bloom filter lets us avoid some more | |
1818 | * expensive duplicate checks in the common set-is-disjoint |
|
1818 | * expensive duplicate checks in the common set-is-disjoint | |
1819 | * case */ |
|
1819 | * case */ | |
1820 | x = 1ull << (val & 0x3f); |
|
1820 | x = 1ull << (val & 0x3f); | |
1821 | if (repeat & x) { |
|
1821 | if (repeat & x) { | |
1822 | int k; |
|
1822 | int k; | |
1823 | for (k = 0; k < revcount; k++) { |
|
1823 | for (k = 0; k < revcount; k++) { | |
1824 | if (val == revs[k]) |
|
1824 | if (val == revs[k]) | |
1825 | goto duplicate; |
|
1825 | goto duplicate; | |
1826 | } |
|
1826 | } | |
1827 | } |
|
1827 | } | |
1828 | else repeat |= x; |
|
1828 | else repeat |= x; | |
1829 | if (revcount >= capacity) { |
|
1829 | if (revcount >= capacity) { | |
1830 | PyErr_Format(PyExc_OverflowError, |
|
1830 | PyErr_Format(PyExc_OverflowError, | |
1831 | "bitset size (%d) > capacity (%d)", |
|
1831 | "bitset size (%d) > capacity (%d)", | |
1832 | revcount, capacity); |
|
1832 | revcount, capacity); | |
1833 | goto bail; |
|
1833 | goto bail; | |
1834 | } |
|
1834 | } | |
1835 | revs[revcount++] = (int)val; |
|
1835 | revs[revcount++] = (int)val; | |
1836 | duplicate:; |
|
1836 | duplicate:; | |
1837 | } |
|
1837 | } | |
1838 |
|
1838 | |||
1839 | if (revcount == 0) { |
|
1839 | if (revcount == 0) { | |
1840 | ret = PyList_New(0); |
|
1840 | ret = PyList_New(0); | |
1841 | goto done; |
|
1841 | goto done; | |
1842 | } |
|
1842 | } | |
1843 | if (revcount == 1) { |
|
1843 | if (revcount == 1) { | |
1844 | PyObject *obj; |
|
1844 | PyObject *obj; | |
1845 | ret = PyList_New(1); |
|
1845 | ret = PyList_New(1); | |
1846 | if (ret == NULL) |
|
1846 | if (ret == NULL) | |
1847 | goto bail; |
|
1847 | goto bail; | |
1848 | obj = PyInt_FromLong(revs[0]); |
|
1848 | obj = PyInt_FromLong(revs[0]); | |
1849 | if (obj == NULL) |
|
1849 | if (obj == NULL) | |
1850 | goto bail; |
|
1850 | goto bail; | |
1851 | PyList_SET_ITEM(ret, 0, obj); |
|
1851 | PyList_SET_ITEM(ret, 0, obj); | |
1852 | goto done; |
|
1852 | goto done; | |
1853 | } |
|
1853 | } | |
1854 |
|
1854 | |||
1855 | ret = find_gca_candidates(self, revs, revcount); |
|
1855 | ret = find_gca_candidates(self, revs, revcount); | |
1856 | if (ret == NULL) |
|
1856 | if (ret == NULL) | |
1857 | goto bail; |
|
1857 | goto bail; | |
1858 |
|
1858 | |||
1859 | done: |
|
1859 | done: | |
1860 | PyMem_Free(revs); |
|
1860 | PyMem_Free(revs); | |
1861 | return ret; |
|
1861 | return ret; | |
1862 |
|
1862 | |||
1863 | bail: |
|
1863 | bail: | |
1864 | PyMem_Free(revs); |
|
1864 | PyMem_Free(revs); | |
1865 | Py_XDECREF(ret); |
|
1865 | Py_XDECREF(ret); | |
1866 | return NULL; |
|
1866 | return NULL; | |
1867 | } |
|
1867 | } | |
1868 |
|
1868 | |||
1869 | /* |
|
1869 | /* | |
1870 | * Given a (possibly overlapping) set of revs, return the greatest |
|
1870 | * Given a (possibly overlapping) set of revs, return the greatest | |
1871 | * common ancestors: those with the longest path to the root. |
|
1871 | * common ancestors: those with the longest path to the root. | |
1872 | */ |
|
1872 | */ | |
1873 | static PyObject *index_ancestors(indexObject *self, PyObject *args) |
|
1873 | static PyObject *index_ancestors(indexObject *self, PyObject *args) | |
1874 | { |
|
1874 | { | |
1875 | PyObject *ret; |
|
1875 | PyObject *ret; | |
1876 | PyObject *gca = index_commonancestorsheads(self, args); |
|
1876 | PyObject *gca = index_commonancestorsheads(self, args); | |
1877 | if (gca == NULL) |
|
1877 | if (gca == NULL) | |
1878 | return NULL; |
|
1878 | return NULL; | |
1879 |
|
1879 | |||
1880 | if (PyList_GET_SIZE(gca) <= 1) { |
|
1880 | if (PyList_GET_SIZE(gca) <= 1) { | |
1881 | return gca; |
|
1881 | return gca; | |
1882 | } |
|
1882 | } | |
1883 |
|
1883 | |||
1884 | ret = find_deepest(self, gca); |
|
1884 | ret = find_deepest(self, gca); | |
1885 | Py_DECREF(gca); |
|
1885 | Py_DECREF(gca); | |
1886 | return ret; |
|
1886 | return ret; | |
1887 | } |
|
1887 | } | |
1888 |
|
1888 | |||
1889 | /* |
|
1889 | /* | |
1890 | * Invalidate any trie entries introduced by added revs. |
|
1890 | * Invalidate any trie entries introduced by added revs. | |
1891 | */ |
|
1891 | */ | |
1892 | static void index_invalidate_added(indexObject *self, Py_ssize_t start) |
|
1892 | static void index_invalidate_added(indexObject *self, Py_ssize_t start) | |
1893 | { |
|
1893 | { | |
1894 | Py_ssize_t i, len = PyList_GET_SIZE(self->added); |
|
1894 | Py_ssize_t i, len = PyList_GET_SIZE(self->added); | |
1895 |
|
1895 | |||
1896 | for (i = start; i < len; i++) { |
|
1896 | for (i = start; i < len; i++) { | |
1897 | PyObject *tuple = PyList_GET_ITEM(self->added, i); |
|
1897 | PyObject *tuple = PyList_GET_ITEM(self->added, i); | |
1898 | PyObject *node = PyTuple_GET_ITEM(tuple, 7); |
|
1898 | PyObject *node = PyTuple_GET_ITEM(tuple, 7); | |
1899 |
|
1899 | |||
1900 | nt_delete_node(&self->nt, PyBytes_AS_STRING(node)); |
|
1900 | nt_delete_node(&self->nt, PyBytes_AS_STRING(node)); | |
1901 | } |
|
1901 | } | |
1902 |
|
1902 | |||
1903 | if (start == 0) |
|
1903 | if (start == 0) | |
1904 | Py_CLEAR(self->added); |
|
1904 | Py_CLEAR(self->added); | |
1905 | } |
|
1905 | } | |
1906 |
|
1906 | |||
1907 | /* |
|
1907 | /* | |
1908 | * Delete a numeric range of revs, which must be at the end of the |
|
1908 | * Delete a numeric range of revs, which must be at the end of the | |
1909 | * range, but exclude the sentinel nullid entry. |
|
1909 | * range, but exclude the sentinel nullid entry. | |
1910 | */ |
|
1910 | */ | |
1911 | static int index_slice_del(indexObject *self, PyObject *item) |
|
1911 | static int index_slice_del(indexObject *self, PyObject *item) | |
1912 | { |
|
1912 | { | |
1913 | Py_ssize_t start, stop, step, slicelength; |
|
1913 | Py_ssize_t start, stop, step, slicelength; | |
1914 | Py_ssize_t length = index_length(self) + 1; |
|
1914 | Py_ssize_t length = index_length(self) + 1; | |
1915 | int ret = 0; |
|
1915 | int ret = 0; | |
1916 |
|
1916 | |||
1917 | /* Argument changed from PySliceObject* to PyObject* in Python 3. */ |
|
1917 | /* Argument changed from PySliceObject* to PyObject* in Python 3. */ | |
1918 | #ifdef IS_PY3K |
|
1918 | #ifdef IS_PY3K | |
1919 | if (PySlice_GetIndicesEx(item, length, |
|
1919 | if (PySlice_GetIndicesEx(item, length, | |
1920 | &start, &stop, &step, &slicelength) < 0) |
|
1920 | &start, &stop, &step, &slicelength) < 0) | |
1921 | #else |
|
1921 | #else | |
1922 | if (PySlice_GetIndicesEx((PySliceObject*)item, length, |
|
1922 | if (PySlice_GetIndicesEx((PySliceObject*)item, length, | |
1923 | &start, &stop, &step, &slicelength) < 0) |
|
1923 | &start, &stop, &step, &slicelength) < 0) | |
1924 | #endif |
|
1924 | #endif | |
1925 | return -1; |
|
1925 | return -1; | |
1926 |
|
1926 | |||
1927 | if (slicelength <= 0) |
|
1927 | if (slicelength <= 0) | |
1928 | return 0; |
|
1928 | return 0; | |
1929 |
|
1929 | |||
1930 | if ((step < 0 && start < stop) || (step > 0 && start > stop)) |
|
1930 | if ((step < 0 && start < stop) || (step > 0 && start > stop)) | |
1931 | stop = start; |
|
1931 | stop = start; | |
1932 |
|
1932 | |||
1933 | if (step < 0) { |
|
1933 | if (step < 0) { | |
1934 | stop = start + 1; |
|
1934 | stop = start + 1; | |
1935 | start = stop + step*(slicelength - 1) - 1; |
|
1935 | start = stop + step*(slicelength - 1) - 1; | |
1936 | step = -step; |
|
1936 | step = -step; | |
1937 | } |
|
1937 | } | |
1938 |
|
1938 | |||
1939 | if (step != 1) { |
|
1939 | if (step != 1) { | |
1940 | PyErr_SetString(PyExc_ValueError, |
|
1940 | PyErr_SetString(PyExc_ValueError, | |
1941 | "revlog index delete requires step size of 1"); |
|
1941 | "revlog index delete requires step size of 1"); | |
1942 | return -1; |
|
1942 | return -1; | |
1943 | } |
|
1943 | } | |
1944 |
|
1944 | |||
1945 | if (stop != length - 1) { |
|
1945 | if (stop != length - 1) { | |
1946 | PyErr_SetString(PyExc_IndexError, |
|
1946 | PyErr_SetString(PyExc_IndexError, | |
1947 | "revlog index deletion indices are invalid"); |
|
1947 | "revlog index deletion indices are invalid"); | |
1948 | return -1; |
|
1948 | return -1; | |
1949 | } |
|
1949 | } | |
1950 |
|
1950 | |||
1951 | if (start < self->length) { |
|
1951 | if (start < self->length) { | |
1952 | if (self->ntinitialized) { |
|
1952 | if (self->ntinitialized) { | |
1953 | Py_ssize_t i; |
|
1953 | Py_ssize_t i; | |
1954 |
|
1954 | |||
1955 | for (i = start + 1; i < self->length; i++) { |
|
1955 | for (i = start + 1; i < self->length; i++) { | |
1956 | const char *node = index_node_existing(self, i); |
|
1956 | const char *node = index_node_existing(self, i); | |
1957 | if (node == NULL) |
|
1957 | if (node == NULL) | |
1958 | return -1; |
|
1958 | return -1; | |
1959 |
|
1959 | |||
1960 | nt_delete_node(&self->nt, node); |
|
1960 | nt_delete_node(&self->nt, node); | |
1961 | } |
|
1961 | } | |
1962 | if (self->added) |
|
1962 | if (self->added) | |
1963 | index_invalidate_added(self, 0); |
|
1963 | index_invalidate_added(self, 0); | |
1964 | if (self->ntrev > start) |
|
1964 | if (self->ntrev > start) | |
1965 | self->ntrev = (int)start; |
|
1965 | self->ntrev = (int)start; | |
1966 | } |
|
1966 | } | |
1967 | self->length = start; |
|
1967 | self->length = start; | |
1968 | if (start < self->raw_length) { |
|
1968 | if (start < self->raw_length) { | |
1969 | if (self->cache) { |
|
1969 | if (self->cache) { | |
1970 | Py_ssize_t i; |
|
1970 | Py_ssize_t i; | |
1971 | for (i = start; i < self->raw_length; i++) |
|
1971 | for (i = start; i < self->raw_length; i++) | |
1972 | Py_CLEAR(self->cache[i]); |
|
1972 | Py_CLEAR(self->cache[i]); | |
1973 | } |
|
1973 | } | |
1974 | self->raw_length = start; |
|
1974 | self->raw_length = start; | |
1975 | } |
|
1975 | } | |
1976 | goto done; |
|
1976 | goto done; | |
1977 | } |
|
1977 | } | |
1978 |
|
1978 | |||
1979 | if (self->ntinitialized) { |
|
1979 | if (self->ntinitialized) { | |
1980 | index_invalidate_added(self, start - self->length); |
|
1980 | index_invalidate_added(self, start - self->length); | |
1981 | if (self->ntrev > start) |
|
1981 | if (self->ntrev > start) | |
1982 | self->ntrev = (int)start; |
|
1982 | self->ntrev = (int)start; | |
1983 | } |
|
1983 | } | |
1984 | if (self->added) |
|
1984 | if (self->added) | |
1985 | ret = PyList_SetSlice(self->added, start - self->length, |
|
1985 | ret = PyList_SetSlice(self->added, start - self->length, | |
1986 | PyList_GET_SIZE(self->added), NULL); |
|
1986 | PyList_GET_SIZE(self->added), NULL); | |
1987 | done: |
|
1987 | done: | |
1988 | Py_CLEAR(self->headrevs); |
|
1988 | Py_CLEAR(self->headrevs); | |
1989 | return ret; |
|
1989 | return ret; | |
1990 | } |
|
1990 | } | |
1991 |
|
1991 | |||
1992 | /* |
|
1992 | /* | |
1993 | * Supported ops: |
|
1993 | * Supported ops: | |
1994 | * |
|
1994 | * | |
1995 | * slice deletion |
|
1995 | * slice deletion | |
1996 | * string assignment (extend node->rev mapping) |
|
1996 | * string assignment (extend node->rev mapping) | |
1997 | * string deletion (shrink node->rev mapping) |
|
1997 | * string deletion (shrink node->rev mapping) | |
1998 | */ |
|
1998 | */ | |
1999 | static int index_assign_subscript(indexObject *self, PyObject *item, |
|
1999 | static int index_assign_subscript(indexObject *self, PyObject *item, | |
2000 | PyObject *value) |
|
2000 | PyObject *value) | |
2001 | { |
|
2001 | { | |
2002 | char *node; |
|
2002 | char *node; | |
2003 | long rev; |
|
2003 | long rev; | |
2004 |
|
2004 | |||
2005 | if (PySlice_Check(item) && value == NULL) |
|
2005 | if (PySlice_Check(item) && value == NULL) | |
2006 | return index_slice_del(self, item); |
|
2006 | return index_slice_del(self, item); | |
2007 |
|
2007 | |||
2008 | if (node_check(item, &node) == -1) |
|
2008 | if (node_check(item, &node) == -1) | |
2009 | return -1; |
|
2009 | return -1; | |
2010 |
|
2010 | |||
2011 | if (value == NULL) |
|
2011 | if (value == NULL) | |
2012 | return self->ntinitialized ? nt_delete_node(&self->nt, node) : 0; |
|
2012 | return self->ntinitialized ? nt_delete_node(&self->nt, node) : 0; | |
2013 | rev = PyInt_AsLong(value); |
|
2013 | rev = PyInt_AsLong(value); | |
2014 | if (rev > INT_MAX || rev < 0) { |
|
2014 | if (rev > INT_MAX || rev < 0) { | |
2015 | if (!PyErr_Occurred()) |
|
2015 | if (!PyErr_Occurred()) | |
2016 | PyErr_SetString(PyExc_ValueError, "rev out of range"); |
|
2016 | PyErr_SetString(PyExc_ValueError, "rev out of range"); | |
2017 | return -1; |
|
2017 | return -1; | |
2018 | } |
|
2018 | } | |
2019 |
|
2019 | |||
2020 | if (index_init_nt(self) == -1) |
|
2020 | if (index_init_nt(self) == -1) | |
2021 | return -1; |
|
2021 | return -1; | |
2022 | return nt_insert(&self->nt, node, (int)rev); |
|
2022 | return nt_insert(&self->nt, node, (int)rev); | |
2023 | } |
|
2023 | } | |
2024 |
|
2024 | |||
2025 | /* |
|
2025 | /* | |
2026 | * Find all RevlogNG entries in an index that has inline data. Update |
|
2026 | * Find all RevlogNG entries in an index that has inline data. Update | |
2027 | * the optional "offsets" table with those entries. |
|
2027 | * the optional "offsets" table with those entries. | |
2028 | */ |
|
2028 | */ | |
2029 | static Py_ssize_t inline_scan(indexObject *self, const char **offsets) |
|
2029 | static Py_ssize_t inline_scan(indexObject *self, const char **offsets) | |
2030 | { |
|
2030 | { | |
2031 | const char *data = (const char *)self->buf.buf; |
|
2031 | const char *data = (const char *)self->buf.buf; | |
2032 | Py_ssize_t pos = 0; |
|
2032 | Py_ssize_t pos = 0; | |
2033 | Py_ssize_t end = self->buf.len; |
|
2033 | Py_ssize_t end = self->buf.len; | |
2034 | long incr = v1_hdrsize; |
|
2034 | long incr = v1_hdrsize; | |
2035 | Py_ssize_t len = 0; |
|
2035 | Py_ssize_t len = 0; | |
2036 |
|
2036 | |||
2037 | while (pos + v1_hdrsize <= end && pos >= 0) { |
|
2037 | while (pos + v1_hdrsize <= end && pos >= 0) { | |
2038 | uint32_t comp_len; |
|
2038 | uint32_t comp_len; | |
2039 | /* 3rd element of header is length of compressed inline data */ |
|
2039 | /* 3rd element of header is length of compressed inline data */ | |
2040 | comp_len = getbe32(data + pos + 8); |
|
2040 | comp_len = getbe32(data + pos + 8); | |
2041 | incr = v1_hdrsize + comp_len; |
|
2041 | incr = v1_hdrsize + comp_len; | |
2042 | if (offsets) |
|
2042 | if (offsets) | |
2043 | offsets[len] = data + pos; |
|
2043 | offsets[len] = data + pos; | |
2044 | len++; |
|
2044 | len++; | |
2045 | pos += incr; |
|
2045 | pos += incr; | |
2046 | } |
|
2046 | } | |
2047 |
|
2047 | |||
2048 | if (pos != end) { |
|
2048 | if (pos != end) { | |
2049 | if (!PyErr_Occurred()) |
|
2049 | if (!PyErr_Occurred()) | |
2050 | PyErr_SetString(PyExc_ValueError, "corrupt index file"); |
|
2050 | PyErr_SetString(PyExc_ValueError, "corrupt index file"); | |
2051 | return -1; |
|
2051 | return -1; | |
2052 | } |
|
2052 | } | |
2053 |
|
2053 | |||
2054 | return len; |
|
2054 | return len; | |
2055 | } |
|
2055 | } | |
2056 |
|
2056 | |||
2057 | static int index_init(indexObject *self, PyObject *args) |
|
2057 | static int index_init(indexObject *self, PyObject *args) | |
2058 | { |
|
2058 | { | |
2059 | PyObject *data_obj, *inlined_obj; |
|
2059 | PyObject *data_obj, *inlined_obj; | |
2060 | Py_ssize_t size; |
|
2060 | Py_ssize_t size; | |
2061 |
|
2061 | |||
2062 | /* Initialize before argument-checking to avoid index_dealloc() crash. */ |
|
2062 | /* Initialize before argument-checking to avoid index_dealloc() crash. */ | |
2063 | self->raw_length = 0; |
|
2063 | self->raw_length = 0; | |
2064 | self->added = NULL; |
|
2064 | self->added = NULL; | |
2065 | self->cache = NULL; |
|
2065 | self->cache = NULL; | |
2066 | self->data = NULL; |
|
2066 | self->data = NULL; | |
2067 | memset(&self->buf, 0, sizeof(self->buf)); |
|
2067 | memset(&self->buf, 0, sizeof(self->buf)); | |
2068 | self->headrevs = NULL; |
|
2068 | self->headrevs = NULL; | |
2069 | self->filteredrevs = Py_None; |
|
2069 | self->filteredrevs = Py_None; | |
2070 | Py_INCREF(Py_None); |
|
2070 | Py_INCREF(Py_None); | |
2071 | self->ntinitialized = 0; |
|
2071 | self->ntinitialized = 0; | |
2072 | self->offsets = NULL; |
|
2072 | self->offsets = NULL; | |
2073 |
|
2073 | |||
2074 | if (!PyArg_ParseTuple(args, "OO", &data_obj, &inlined_obj)) |
|
2074 | if (!PyArg_ParseTuple(args, "OO", &data_obj, &inlined_obj)) | |
2075 | return -1; |
|
2075 | return -1; | |
2076 | if (!PyObject_CheckBuffer(data_obj)) { |
|
2076 | if (!PyObject_CheckBuffer(data_obj)) { | |
2077 | PyErr_SetString(PyExc_TypeError, |
|
2077 | PyErr_SetString(PyExc_TypeError, | |
2078 | "data does not support buffer interface"); |
|
2078 | "data does not support buffer interface"); | |
2079 | return -1; |
|
2079 | return -1; | |
2080 | } |
|
2080 | } | |
2081 |
|
2081 | |||
2082 | if (PyObject_GetBuffer(data_obj, &self->buf, PyBUF_SIMPLE) == -1) |
|
2082 | if (PyObject_GetBuffer(data_obj, &self->buf, PyBUF_SIMPLE) == -1) | |
2083 | return -1; |
|
2083 | return -1; | |
2084 | size = self->buf.len; |
|
2084 | size = self->buf.len; | |
2085 |
|
2085 | |||
2086 | self->inlined = inlined_obj && PyObject_IsTrue(inlined_obj); |
|
2086 | self->inlined = inlined_obj && PyObject_IsTrue(inlined_obj); | |
2087 | self->data = data_obj; |
|
2087 | self->data = data_obj; | |
2088 |
|
2088 | |||
2089 | self->ntlookups = self->ntmisses = 0; |
|
2089 | self->ntlookups = self->ntmisses = 0; | |
2090 | self->ntrev = -1; |
|
2090 | self->ntrev = -1; | |
2091 | Py_INCREF(self->data); |
|
2091 | Py_INCREF(self->data); | |
2092 |
|
2092 | |||
2093 | if (self->inlined) { |
|
2093 | if (self->inlined) { | |
2094 | Py_ssize_t len = inline_scan(self, NULL); |
|
2094 | Py_ssize_t len = inline_scan(self, NULL); | |
2095 | if (len == -1) |
|
2095 | if (len == -1) | |
2096 | goto bail; |
|
2096 | goto bail; | |
2097 | self->raw_length = len; |
|
2097 | self->raw_length = len; | |
2098 | self->length = len; |
|
2098 | self->length = len; | |
2099 | } else { |
|
2099 | } else { | |
2100 | if (size % v1_hdrsize) { |
|
2100 | if (size % v1_hdrsize) { | |
2101 | PyErr_SetString(PyExc_ValueError, "corrupt index file"); |
|
2101 | PyErr_SetString(PyExc_ValueError, "corrupt index file"); | |
2102 | goto bail; |
|
2102 | goto bail; | |
2103 | } |
|
2103 | } | |
2104 | self->raw_length = size / v1_hdrsize; |
|
2104 | self->raw_length = size / v1_hdrsize; | |
2105 | self->length = self->raw_length; |
|
2105 | self->length = self->raw_length; | |
2106 | } |
|
2106 | } | |
2107 |
|
2107 | |||
2108 | return 0; |
|
2108 | return 0; | |
2109 | bail: |
|
2109 | bail: | |
2110 | return -1; |
|
2110 | return -1; | |
2111 | } |
|
2111 | } | |
2112 |
|
2112 | |||
2113 | static PyObject *index_nodemap(indexObject *self) |
|
2113 | static PyObject *index_nodemap(indexObject *self) | |
2114 | { |
|
2114 | { | |
2115 | Py_INCREF(self); |
|
2115 | Py_INCREF(self); | |
2116 | return (PyObject *)self; |
|
2116 | return (PyObject *)self; | |
2117 | } |
|
2117 | } | |
2118 |
|
2118 | |||
2119 | static void _index_clearcaches(indexObject *self) |
|
2119 | static void _index_clearcaches(indexObject *self) | |
2120 | { |
|
2120 | { | |
2121 | if (self->cache) { |
|
2121 | if (self->cache) { | |
2122 | Py_ssize_t i; |
|
2122 | Py_ssize_t i; | |
2123 |
|
2123 | |||
2124 | for (i = 0; i < self->raw_length; i++) |
|
2124 | for (i = 0; i < self->raw_length; i++) | |
2125 | Py_CLEAR(self->cache[i]); |
|
2125 | Py_CLEAR(self->cache[i]); | |
2126 | free(self->cache); |
|
2126 | free(self->cache); | |
2127 | self->cache = NULL; |
|
2127 | self->cache = NULL; | |
2128 | } |
|
2128 | } | |
2129 | if (self->offsets) { |
|
2129 | if (self->offsets) { | |
2130 | PyMem_Free((void *)self->offsets); |
|
2130 | PyMem_Free((void *)self->offsets); | |
2131 | self->offsets = NULL; |
|
2131 | self->offsets = NULL; | |
2132 | } |
|
2132 | } | |
2133 | if (self->ntinitialized) { |
|
2133 | if (self->ntinitialized) { | |
2134 | nt_dealloc(&self->nt); |
|
2134 | nt_dealloc(&self->nt); | |
2135 | } |
|
2135 | } | |
2136 | self->ntinitialized = 0; |
|
2136 | self->ntinitialized = 0; | |
2137 | Py_CLEAR(self->headrevs); |
|
2137 | Py_CLEAR(self->headrevs); | |
2138 | } |
|
2138 | } | |
2139 |
|
2139 | |||
2140 | static PyObject *index_clearcaches(indexObject *self) |
|
2140 | static PyObject *index_clearcaches(indexObject *self) | |
2141 | { |
|
2141 | { | |
2142 | _index_clearcaches(self); |
|
2142 | _index_clearcaches(self); | |
2143 | self->ntrev = -1; |
|
2143 | self->ntrev = -1; | |
2144 | self->ntlookups = self->ntmisses = 0; |
|
2144 | self->ntlookups = self->ntmisses = 0; | |
2145 | Py_RETURN_NONE; |
|
2145 | Py_RETURN_NONE; | |
2146 | } |
|
2146 | } | |
2147 |
|
2147 | |||
2148 | static void index_dealloc(indexObject *self) |
|
2148 | static void index_dealloc(indexObject *self) | |
2149 | { |
|
2149 | { | |
2150 | _index_clearcaches(self); |
|
2150 | _index_clearcaches(self); | |
2151 | Py_XDECREF(self->filteredrevs); |
|
2151 | Py_XDECREF(self->filteredrevs); | |
2152 | if (self->buf.buf) { |
|
2152 | if (self->buf.buf) { | |
2153 | PyBuffer_Release(&self->buf); |
|
2153 | PyBuffer_Release(&self->buf); | |
2154 | memset(&self->buf, 0, sizeof(self->buf)); |
|
2154 | memset(&self->buf, 0, sizeof(self->buf)); | |
2155 | } |
|
2155 | } | |
2156 | Py_XDECREF(self->data); |
|
2156 | Py_XDECREF(self->data); | |
2157 | Py_XDECREF(self->added); |
|
2157 | Py_XDECREF(self->added); | |
2158 | PyObject_Del(self); |
|
2158 | PyObject_Del(self); | |
2159 | } |
|
2159 | } | |
2160 |
|
2160 | |||
2161 | static PySequenceMethods index_sequence_methods = { |
|
2161 | static PySequenceMethods index_sequence_methods = { | |
2162 | (lenfunc)index_length, /* sq_length */ |
|
2162 | (lenfunc)index_length, /* sq_length */ | |
2163 | 0, /* sq_concat */ |
|
2163 | 0, /* sq_concat */ | |
2164 | 0, /* sq_repeat */ |
|
2164 | 0, /* sq_repeat */ | |
2165 | (ssizeargfunc)index_get, /* sq_item */ |
|
2165 | (ssizeargfunc)index_get, /* sq_item */ | |
2166 | 0, /* sq_slice */ |
|
2166 | 0, /* sq_slice */ | |
2167 | 0, /* sq_ass_item */ |
|
2167 | 0, /* sq_ass_item */ | |
2168 | 0, /* sq_ass_slice */ |
|
2168 | 0, /* sq_ass_slice */ | |
2169 | (objobjproc)index_contains, /* sq_contains */ |
|
2169 | (objobjproc)index_contains, /* sq_contains */ | |
2170 | }; |
|
2170 | }; | |
2171 |
|
2171 | |||
2172 | static PyMappingMethods index_mapping_methods = { |
|
2172 | static PyMappingMethods index_mapping_methods = { | |
2173 | (lenfunc)index_length, /* mp_length */ |
|
2173 | (lenfunc)index_length, /* mp_length */ | |
2174 | (binaryfunc)index_getitem, /* mp_subscript */ |
|
2174 | (binaryfunc)index_getitem, /* mp_subscript */ | |
2175 | (objobjargproc)index_assign_subscript, /* mp_ass_subscript */ |
|
2175 | (objobjargproc)index_assign_subscript, /* mp_ass_subscript */ | |
2176 | }; |
|
2176 | }; | |
2177 |
|
2177 | |||
2178 | static PyMethodDef index_methods[] = { |
|
2178 | static PyMethodDef index_methods[] = { | |
2179 | {"ancestors", (PyCFunction)index_ancestors, METH_VARARGS, |
|
2179 | {"ancestors", (PyCFunction)index_ancestors, METH_VARARGS, | |
2180 | "return the gca set of the given revs"}, |
|
2180 | "return the gca set of the given revs"}, | |
2181 | {"commonancestorsheads", (PyCFunction)index_commonancestorsheads, |
|
2181 | {"commonancestorsheads", (PyCFunction)index_commonancestorsheads, | |
2182 | METH_VARARGS, |
|
2182 | METH_VARARGS, | |
2183 | "return the heads of the common ancestors of the given revs"}, |
|
2183 | "return the heads of the common ancestors of the given revs"}, | |
2184 | {"clearcaches", (PyCFunction)index_clearcaches, METH_NOARGS, |
|
2184 | {"clearcaches", (PyCFunction)index_clearcaches, METH_NOARGS, | |
2185 | "clear the index caches"}, |
|
2185 | "clear the index caches"}, | |
2186 | {"get", (PyCFunction)index_m_get, METH_VARARGS, |
|
2186 | {"get", (PyCFunction)index_m_get, METH_VARARGS, | |
2187 | "get an index entry"}, |
|
2187 | "get an index entry"}, | |
2188 | {"computephasesmapsets", (PyCFunction)compute_phases_map_sets, |
|
2188 | {"computephasesmapsets", (PyCFunction)compute_phases_map_sets, | |
2189 | METH_VARARGS, "compute phases"}, |
|
2189 | METH_VARARGS, "compute phases"}, | |
2190 | {"reachableroots2", (PyCFunction)reachableroots2, METH_VARARGS, |
|
2190 | {"reachableroots2", (PyCFunction)reachableroots2, METH_VARARGS, | |
2191 | "reachableroots"}, |
|
2191 | "reachableroots"}, | |
2192 | {"headrevs", (PyCFunction)index_headrevs, METH_VARARGS, |
|
2192 | {"headrevs", (PyCFunction)index_headrevs, METH_VARARGS, | |
2193 | "get head revisions"}, /* Can do filtering since 3.2 */ |
|
2193 | "get head revisions"}, /* Can do filtering since 3.2 */ | |
2194 | {"headrevsfiltered", (PyCFunction)index_headrevs, METH_VARARGS, |
|
2194 | {"headrevsfiltered", (PyCFunction)index_headrevs, METH_VARARGS, | |
2195 | "get filtered head revisions"}, /* Can always do filtering */ |
|
2195 | "get filtered head revisions"}, /* Can always do filtering */ | |
2196 | {"deltachain", (PyCFunction)index_deltachain, METH_VARARGS, |
|
2196 | {"deltachain", (PyCFunction)index_deltachain, METH_VARARGS, | |
2197 | "determine revisions with deltas to reconstruct fulltext"}, |
|
2197 | "determine revisions with deltas to reconstruct fulltext"}, | |
2198 | {"append", (PyCFunction)index_append, METH_O, |
|
2198 | {"append", (PyCFunction)index_append, METH_O, | |
2199 | "append an index entry"}, |
|
2199 | "append an index entry"}, | |
2200 | {"partialmatch", (PyCFunction)index_partialmatch, METH_VARARGS, |
|
2200 | {"partialmatch", (PyCFunction)index_partialmatch, METH_VARARGS, | |
2201 | "match a potentially ambiguous node ID"}, |
|
2201 | "match a potentially ambiguous node ID"}, | |
2202 | {"shortest", (PyCFunction)index_shortest, METH_VARARGS, |
|
2202 | {"shortest", (PyCFunction)index_shortest, METH_VARARGS, | |
2203 | "find length of shortest hex nodeid of a binary ID"}, |
|
2203 | "find length of shortest hex nodeid of a binary ID"}, | |
2204 | {"stats", (PyCFunction)index_stats, METH_NOARGS, |
|
2204 | {"stats", (PyCFunction)index_stats, METH_NOARGS, | |
2205 | "stats for the index"}, |
|
2205 | "stats for the index"}, | |
2206 | {NULL} /* Sentinel */ |
|
2206 | {NULL} /* Sentinel */ | |
2207 | }; |
|
2207 | }; | |
2208 |
|
2208 | |||
2209 | static PyGetSetDef index_getset[] = { |
|
2209 | static PyGetSetDef index_getset[] = { | |
2210 | {"nodemap", (getter)index_nodemap, NULL, "nodemap", NULL}, |
|
2210 | {"nodemap", (getter)index_nodemap, NULL, "nodemap", NULL}, | |
2211 | {NULL} /* Sentinel */ |
|
2211 | {NULL} /* Sentinel */ | |
2212 | }; |
|
2212 | }; | |
2213 |
|
2213 | |||
2214 | static PyTypeObject indexType = { |
|
2214 | static PyTypeObject indexType = { | |
2215 | PyVarObject_HEAD_INIT(NULL, 0) /* header */ |
|
2215 | PyVarObject_HEAD_INIT(NULL, 0) /* header */ | |
2216 | "parsers.index", /* tp_name */ |
|
2216 | "parsers.index", /* tp_name */ | |
2217 | sizeof(indexObject), /* tp_basicsize */ |
|
2217 | sizeof(indexObject), /* tp_basicsize */ | |
2218 | 0, /* tp_itemsize */ |
|
2218 | 0, /* tp_itemsize */ | |
2219 | (destructor)index_dealloc, /* tp_dealloc */ |
|
2219 | (destructor)index_dealloc, /* tp_dealloc */ | |
2220 | 0, /* tp_print */ |
|
2220 | 0, /* tp_print */ | |
2221 | 0, /* tp_getattr */ |
|
2221 | 0, /* tp_getattr */ | |
2222 | 0, /* tp_setattr */ |
|
2222 | 0, /* tp_setattr */ | |
2223 | 0, /* tp_compare */ |
|
2223 | 0, /* tp_compare */ | |
2224 | 0, /* tp_repr */ |
|
2224 | 0, /* tp_repr */ | |
2225 | 0, /* tp_as_number */ |
|
2225 | 0, /* tp_as_number */ | |
2226 | &index_sequence_methods, /* tp_as_sequence */ |
|
2226 | &index_sequence_methods, /* tp_as_sequence */ | |
2227 | &index_mapping_methods, /* tp_as_mapping */ |
|
2227 | &index_mapping_methods, /* tp_as_mapping */ | |
2228 | 0, /* tp_hash */ |
|
2228 | 0, /* tp_hash */ | |
2229 | 0, /* tp_call */ |
|
2229 | 0, /* tp_call */ | |
2230 | 0, /* tp_str */ |
|
2230 | 0, /* tp_str */ | |
2231 | 0, /* tp_getattro */ |
|
2231 | 0, /* tp_getattro */ | |
2232 | 0, /* tp_setattro */ |
|
2232 | 0, /* tp_setattro */ | |
2233 | 0, /* tp_as_buffer */ |
|
2233 | 0, /* tp_as_buffer */ | |
2234 | Py_TPFLAGS_DEFAULT, /* tp_flags */ |
|
2234 | Py_TPFLAGS_DEFAULT, /* tp_flags */ | |
2235 | "revlog index", /* tp_doc */ |
|
2235 | "revlog index", /* tp_doc */ | |
2236 | 0, /* tp_traverse */ |
|
2236 | 0, /* tp_traverse */ | |
2237 | 0, /* tp_clear */ |
|
2237 | 0, /* tp_clear */ | |
2238 | 0, /* tp_richcompare */ |
|
2238 | 0, /* tp_richcompare */ | |
2239 | 0, /* tp_weaklistoffset */ |
|
2239 | 0, /* tp_weaklistoffset */ | |
2240 | 0, /* tp_iter */ |
|
2240 | 0, /* tp_iter */ | |
2241 | 0, /* tp_iternext */ |
|
2241 | 0, /* tp_iternext */ | |
2242 | index_methods, /* tp_methods */ |
|
2242 | index_methods, /* tp_methods */ | |
2243 | 0, /* tp_members */ |
|
2243 | 0, /* tp_members */ | |
2244 | index_getset, /* tp_getset */ |
|
2244 | index_getset, /* tp_getset */ | |
2245 | 0, /* tp_base */ |
|
2245 | 0, /* tp_base */ | |
2246 | 0, /* tp_dict */ |
|
2246 | 0, /* tp_dict */ | |
2247 | 0, /* tp_descr_get */ |
|
2247 | 0, /* tp_descr_get */ | |
2248 | 0, /* tp_descr_set */ |
|
2248 | 0, /* tp_descr_set */ | |
2249 | 0, /* tp_dictoffset */ |
|
2249 | 0, /* tp_dictoffset */ | |
2250 | (initproc)index_init, /* tp_init */ |
|
2250 | (initproc)index_init, /* tp_init */ | |
2251 | 0, /* tp_alloc */ |
|
2251 | 0, /* tp_alloc */ | |
2252 | }; |
|
2252 | }; | |
2253 |
|
2253 | |||
2254 | /* |
|
2254 | /* | |
2255 | * returns a tuple of the form (index, index, cache) with elements as |
|
2255 | * returns a tuple of the form (index, index, cache) with elements as | |
2256 | * follows: |
|
2256 | * follows: | |
2257 | * |
|
2257 | * | |
2258 | * index: an index object that lazily parses RevlogNG records |
|
2258 | * index: an index object that lazily parses RevlogNG records | |
2259 | * cache: if data is inlined, a tuple (0, index_file_content), else None |
|
2259 | * cache: if data is inlined, a tuple (0, index_file_content), else None | |
2260 | * index_file_content could be a string, or a buffer |
|
2260 | * index_file_content could be a string, or a buffer | |
2261 | * |
|
2261 | * | |
2262 | * added complications are for backwards compatibility |
|
2262 | * added complications are for backwards compatibility | |
2263 | */ |
|
2263 | */ | |
2264 | PyObject *parse_index2(PyObject *self, PyObject *args) |
|
2264 | PyObject *parse_index2(PyObject *self, PyObject *args) | |
2265 | { |
|
2265 | { | |
2266 | PyObject *tuple = NULL, *cache = NULL; |
|
2266 | PyObject *tuple = NULL, *cache = NULL; | |
2267 | indexObject *idx; |
|
2267 | indexObject *idx; | |
2268 | int ret; |
|
2268 | int ret; | |
2269 |
|
2269 | |||
2270 | idx = PyObject_New(indexObject, &indexType); |
|
2270 | idx = PyObject_New(indexObject, &indexType); | |
2271 | if (idx == NULL) |
|
2271 | if (idx == NULL) | |
2272 | goto bail; |
|
2272 | goto bail; | |
2273 |
|
2273 | |||
2274 | ret = index_init(idx, args); |
|
2274 | ret = index_init(idx, args); | |
2275 | if (ret == -1) |
|
2275 | if (ret == -1) | |
2276 | goto bail; |
|
2276 | goto bail; | |
2277 |
|
2277 | |||
2278 | if (idx->inlined) { |
|
2278 | if (idx->inlined) { | |
2279 | cache = Py_BuildValue("iO", 0, idx->data); |
|
2279 | cache = Py_BuildValue("iO", 0, idx->data); | |
2280 | if (cache == NULL) |
|
2280 | if (cache == NULL) | |
2281 | goto bail; |
|
2281 | goto bail; | |
2282 | } else { |
|
2282 | } else { | |
2283 | cache = Py_None; |
|
2283 | cache = Py_None; | |
2284 | Py_INCREF(cache); |
|
2284 | Py_INCREF(cache); | |
2285 | } |
|
2285 | } | |
2286 |
|
2286 | |||
2287 | tuple = Py_BuildValue("NN", idx, cache); |
|
2287 | tuple = Py_BuildValue("NN", idx, cache); | |
2288 | if (!tuple) |
|
2288 | if (!tuple) | |
2289 | goto bail; |
|
2289 | goto bail; | |
2290 | return tuple; |
|
2290 | return tuple; | |
2291 |
|
2291 | |||
2292 | bail: |
|
2292 | bail: | |
2293 | Py_XDECREF(idx); |
|
2293 | Py_XDECREF(idx); | |
2294 | Py_XDECREF(cache); |
|
2294 | Py_XDECREF(cache); | |
2295 | Py_XDECREF(tuple); |
|
2295 | Py_XDECREF(tuple); | |
2296 | return NULL; |
|
2296 | return NULL; | |
2297 | } |
|
2297 | } | |
2298 |
|
2298 | |||
2299 | #ifdef WITH_RUST |
|
2299 | #ifdef WITH_RUST | |
2300 |
|
2300 | |||
2301 | /* rustlazyancestors: iteration over ancestors implemented in Rust |
|
2301 | /* rustlazyancestors: iteration over ancestors implemented in Rust | |
2302 | * |
|
2302 | * | |
2303 | * This class holds a reference to an index and to the Rust iterator. |
|
2303 | * This class holds a reference to an index and to the Rust iterator. | |
2304 | */ |
|
2304 | */ | |
2305 | typedef struct rustlazyancestorsObjectStruct rustlazyancestorsObject; |
|
2305 | typedef struct rustlazyancestorsObjectStruct rustlazyancestorsObject; | |
2306 |
|
2306 | |||
2307 | struct rustlazyancestorsObjectStruct { |
|
2307 | struct rustlazyancestorsObjectStruct { | |
2308 | PyObject_HEAD |
|
2308 | PyObject_HEAD | |
2309 | /* Type-specific fields go here. */ |
|
2309 | /* Type-specific fields go here. */ | |
2310 | indexObject *index; /* Ref kept to avoid GC'ing the index */ |
|
2310 | indexObject *index; /* Ref kept to avoid GC'ing the index */ | |
2311 | void *iter; /* Rust iterator */ |
|
2311 | void *iter; /* Rust iterator */ | |
2312 | }; |
|
2312 | }; | |
2313 |
|
2313 | |||
2314 | /* FFI exposed from Rust code */ |
|
2314 | /* FFI exposed from Rust code */ | |
2315 | rustlazyancestorsObject *rustlazyancestors_init( |
|
2315 | rustlazyancestorsObject *rustlazyancestors_init( | |
2316 | indexObject *index, |
|
2316 | indexObject *index, | |
2317 | /* to pass index_get_parents() */ |
|
2317 | /* to pass index_get_parents() */ | |
2318 | int (*)(indexObject *, Py_ssize_t, int*, int), |
|
2318 | int (*)(indexObject *, Py_ssize_t, int*, int), | |
2319 | /* intrevs vector */ |
|
2319 | /* intrevs vector */ | |
2320 | Py_ssize_t initrevslen, long *initrevs, |
|
2320 | Py_ssize_t initrevslen, long *initrevs, | |
2321 | long stoprev, |
|
2321 | long stoprev, | |
2322 | int inclusive); |
|
2322 | int inclusive); | |
2323 | void rustlazyancestors_drop(rustlazyancestorsObject *self); |
|
2323 | void rustlazyancestors_drop(rustlazyancestorsObject *self); | |
2324 | int rustlazyancestors_next(rustlazyancestorsObject *self); |
|
2324 | int rustlazyancestors_next(rustlazyancestorsObject *self); | |
2325 | int rustlazyancestors_contains(rustlazyancestorsObject *self, long rev); |
|
2325 | int rustlazyancestors_contains(rustlazyancestorsObject *self, long rev); | |
2326 |
|
2326 | |||
2327 | /* CPython instance methods */ |
|
2327 | /* CPython instance methods */ | |
2328 | static int rustla_init(rustlazyancestorsObject *self, |
|
2328 | static int rustla_init(rustlazyancestorsObject *self, | |
2329 | PyObject *args) { |
|
2329 | PyObject *args) { | |
2330 | PyObject *initrevsarg = NULL; |
|
2330 | PyObject *initrevsarg = NULL; | |
2331 | PyObject *inclusivearg = NULL; |
|
2331 | PyObject *inclusivearg = NULL; | |
2332 | long stoprev = 0; |
|
2332 | long stoprev = 0; | |
2333 | long *initrevs = NULL; |
|
2333 | long *initrevs = NULL; | |
2334 | int inclusive = 0; |
|
2334 | int inclusive = 0; | |
2335 | Py_ssize_t i; |
|
2335 | Py_ssize_t i; | |
2336 |
|
2336 | |||
2337 | indexObject *index; |
|
2337 | indexObject *index; | |
2338 | if (!PyArg_ParseTuple(args, "O!O!lO!", |
|
2338 | if (!PyArg_ParseTuple(args, "O!O!lO!", | |
2339 | &indexType, &index, |
|
2339 | &indexType, &index, | |
2340 | &PyList_Type, &initrevsarg, |
|
2340 | &PyList_Type, &initrevsarg, | |
2341 | &stoprev, |
|
2341 | &stoprev, | |
2342 | &PyBool_Type, &inclusivearg)) |
|
2342 | &PyBool_Type, &inclusivearg)) | |
2343 | return -1; |
|
2343 | return -1; | |
2344 |
|
2344 | |||
2345 | Py_INCREF(index); |
|
2345 | Py_INCREF(index); | |
2346 | self->index = index; |
|
2346 | self->index = index; | |
2347 |
|
2347 | |||
2348 | if (inclusivearg == Py_True) |
|
2348 | if (inclusivearg == Py_True) | |
2349 | inclusive = 1; |
|
2349 | inclusive = 1; | |
2350 |
|
2350 | |||
2351 | Py_ssize_t linit = PyList_GET_SIZE(initrevsarg); |
|
2351 | Py_ssize_t linit = PyList_GET_SIZE(initrevsarg); | |
2352 |
|
2352 | |||
2353 | initrevs = (long*)calloc(linit, sizeof(long)); |
|
2353 | initrevs = (long*)calloc(linit, sizeof(long)); | |
2354 |
|
2354 | |||
2355 | if (initrevs == NULL) { |
|
2355 | if (initrevs == NULL) { | |
2356 | PyErr_NoMemory(); |
|
2356 | PyErr_NoMemory(); | |
2357 | goto bail; |
|
2357 | goto bail; | |
2358 | } |
|
2358 | } | |
2359 |
|
2359 | |||
2360 | for (i=0; i<linit; i++) { |
|
2360 | for (i=0; i<linit; i++) { | |
2361 | initrevs[i] = PyInt_AsLong(PyList_GET_ITEM(initrevsarg, i)); |
|
2361 | initrevs[i] = PyInt_AsLong(PyList_GET_ITEM(initrevsarg, i)); | |
2362 | } |
|
2362 | } | |
2363 | if (PyErr_Occurred()) |
|
2363 | if (PyErr_Occurred()) | |
2364 | goto bail; |
|
2364 | goto bail; | |
2365 |
|
2365 | |||
2366 | self->iter = rustlazyancestors_init(index, |
|
2366 | self->iter = rustlazyancestors_init(index, | |
2367 | index_get_parents, |
|
2367 | index_get_parents, | |
2368 | linit, initrevs, |
|
2368 | linit, initrevs, | |
2369 | stoprev, inclusive); |
|
2369 | stoprev, inclusive); | |
2370 | if (self->iter == NULL) { |
|
2370 | if (self->iter == NULL) { | |
2371 | /* if this is because of GraphError::ParentOutOfRange |
|
2371 | /* if this is because of GraphError::ParentOutOfRange | |
2372 | * index_get_parents() has already set the proper ValueError */ |
|
2372 | * index_get_parents() has already set the proper ValueError */ | |
2373 | goto bail; |
|
2373 | goto bail; | |
2374 | } |
|
2374 | } | |
2375 |
|
2375 | |||
2376 | free(initrevs); |
|
2376 | free(initrevs); | |
2377 | return 0; |
|
2377 | return 0; | |
2378 |
|
2378 | |||
2379 | bail: |
|
2379 | bail: | |
2380 | free(initrevs); |
|
2380 | free(initrevs); | |
2381 | return -1; |
|
2381 | return -1; | |
2382 | }; |
|
2382 | }; | |
2383 |
|
2383 | |||
2384 | static void rustla_dealloc(rustlazyancestorsObject *self) |
|
2384 | static void rustla_dealloc(rustlazyancestorsObject *self) | |
2385 | { |
|
2385 | { | |
2386 | Py_XDECREF(self->index); |
|
2386 | Py_XDECREF(self->index); | |
2387 | if (self->iter != NULL) { /* can happen if rustla_init failed */ |
|
2387 | if (self->iter != NULL) { /* can happen if rustla_init failed */ | |
2388 | rustlazyancestors_drop(self->iter); |
|
2388 | rustlazyancestors_drop(self->iter); | |
2389 | } |
|
2389 | } | |
2390 | PyObject_Del(self); |
|
2390 | PyObject_Del(self); | |
2391 | } |
|
2391 | } | |
2392 |
|
2392 | |||
2393 | static PyObject *rustla_next(rustlazyancestorsObject *self) { |
|
2393 | static PyObject *rustla_next(rustlazyancestorsObject *self) { | |
2394 | int res = rustlazyancestors_next(self->iter); |
|
2394 | int res = rustlazyancestors_next(self->iter); | |
2395 | if (res == -1) { |
|
2395 | if (res == -1) { | |
2396 | /* Setting an explicit exception seems unnecessary |
|
2396 | /* Setting an explicit exception seems unnecessary | |
2397 | * as examples from Python source code (Objects/rangeobjets.c and |
|
2397 | * as examples from Python source code (Objects/rangeobjets.c and | |
2398 | * Modules/_io/stringio.c) seem to demonstrate. |
|
2398 | * Modules/_io/stringio.c) seem to demonstrate. | |
2399 | */ |
|
2399 | */ | |
2400 | return NULL; |
|
2400 | return NULL; | |
2401 | } |
|
2401 | } | |
2402 | return PyInt_FromLong(res); |
|
2402 | return PyInt_FromLong(res); | |
2403 | } |
|
2403 | } | |
2404 |
|
2404 | |||
2405 | static int rustla_contains(rustlazyancestorsObject *self, PyObject *rev) { |
|
2405 | static int rustla_contains(rustlazyancestorsObject *self, PyObject *rev) { | |
2406 | if (!(PyInt_Check(rev))) { |
|
2406 | if (!(PyInt_Check(rev))) { | |
2407 | return 0; |
|
2407 | return 0; | |
2408 | } |
|
2408 | } | |
2409 | return rustlazyancestors_contains(self->iter, PyInt_AS_LONG(rev)); |
|
2409 | return rustlazyancestors_contains(self->iter, PyInt_AS_LONG(rev)); | |
2410 | } |
|
2410 | } | |
2411 |
|
2411 | |||
2412 | static PySequenceMethods rustla_sequence_methods = { |
|
2412 | static PySequenceMethods rustla_sequence_methods = { | |
2413 | 0, /* sq_length */ |
|
2413 | 0, /* sq_length */ | |
2414 | 0, /* sq_concat */ |
|
2414 | 0, /* sq_concat */ | |
2415 | 0, /* sq_repeat */ |
|
2415 | 0, /* sq_repeat */ | |
2416 | 0, /* sq_item */ |
|
2416 | 0, /* sq_item */ | |
2417 | 0, /* sq_slice */ |
|
2417 | 0, /* sq_slice */ | |
2418 | 0, /* sq_ass_item */ |
|
2418 | 0, /* sq_ass_item */ | |
2419 | 0, /* sq_ass_slice */ |
|
2419 | 0, /* sq_ass_slice */ | |
2420 | (objobjproc)rustla_contains, /* sq_contains */ |
|
2420 | (objobjproc)rustla_contains, /* sq_contains */ | |
2421 | }; |
|
2421 | }; | |
2422 |
|
2422 | |||
2423 | static PyTypeObject rustlazyancestorsType = { |
|
2423 | static PyTypeObject rustlazyancestorsType = { | |
2424 | PyVarObject_HEAD_INIT(NULL, 0) /* header */ |
|
2424 | PyVarObject_HEAD_INIT(NULL, 0) /* header */ | |
2425 | "parsers.rustlazyancestors", /* tp_name */ |
|
2425 | "parsers.rustlazyancestors", /* tp_name */ | |
2426 | sizeof(rustlazyancestorsObject), /* tp_basicsize */ |
|
2426 | sizeof(rustlazyancestorsObject), /* tp_basicsize */ | |
2427 | 0, /* tp_itemsize */ |
|
2427 | 0, /* tp_itemsize */ | |
2428 | (destructor)rustla_dealloc, /* tp_dealloc */ |
|
2428 | (destructor)rustla_dealloc, /* tp_dealloc */ | |
2429 | 0, /* tp_print */ |
|
2429 | 0, /* tp_print */ | |
2430 | 0, /* tp_getattr */ |
|
2430 | 0, /* tp_getattr */ | |
2431 | 0, /* tp_setattr */ |
|
2431 | 0, /* tp_setattr */ | |
2432 | 0, /* tp_compare */ |
|
2432 | 0, /* tp_compare */ | |
2433 | 0, /* tp_repr */ |
|
2433 | 0, /* tp_repr */ | |
2434 | 0, /* tp_as_number */ |
|
2434 | 0, /* tp_as_number */ | |
2435 | &rustla_sequence_methods, /* tp_as_sequence */ |
|
2435 | &rustla_sequence_methods, /* tp_as_sequence */ | |
2436 | 0, /* tp_as_mapping */ |
|
2436 | 0, /* tp_as_mapping */ | |
2437 | 0, /* tp_hash */ |
|
2437 | 0, /* tp_hash */ | |
2438 | 0, /* tp_call */ |
|
2438 | 0, /* tp_call */ | |
2439 | 0, /* tp_str */ |
|
2439 | 0, /* tp_str */ | |
2440 | 0, /* tp_getattro */ |
|
2440 | 0, /* tp_getattro */ | |
2441 | 0, /* tp_setattro */ |
|
2441 | 0, /* tp_setattro */ | |
2442 | 0, /* tp_as_buffer */ |
|
2442 | 0, /* tp_as_buffer */ | |
2443 | Py_TPFLAGS_DEFAULT, /* tp_flags */ |
|
2443 | Py_TPFLAGS_DEFAULT, /* tp_flags */ | |
2444 | "Iterator over ancestors, implemented in Rust", /* tp_doc */ |
|
2444 | "Iterator over ancestors, implemented in Rust", /* tp_doc */ | |
2445 | 0, /* tp_traverse */ |
|
2445 | 0, /* tp_traverse */ | |
2446 | 0, /* tp_clear */ |
|
2446 | 0, /* tp_clear */ | |
2447 | 0, /* tp_richcompare */ |
|
2447 | 0, /* tp_richcompare */ | |
2448 | 0, /* tp_weaklistoffset */ |
|
2448 | 0, /* tp_weaklistoffset */ | |
2449 | 0, /* tp_iter */ |
|
2449 | 0, /* tp_iter */ | |
2450 | (iternextfunc)rustla_next, /* tp_iternext */ |
|
2450 | (iternextfunc)rustla_next, /* tp_iternext */ | |
2451 | 0, /* tp_methods */ |
|
2451 | 0, /* tp_methods */ | |
2452 | 0, /* tp_members */ |
|
2452 | 0, /* tp_members */ | |
2453 | 0, /* tp_getset */ |
|
2453 | 0, /* tp_getset */ | |
2454 | 0, /* tp_base */ |
|
2454 | 0, /* tp_base */ | |
2455 | 0, /* tp_dict */ |
|
2455 | 0, /* tp_dict */ | |
2456 | 0, /* tp_descr_get */ |
|
2456 | 0, /* tp_descr_get */ | |
2457 | 0, /* tp_descr_set */ |
|
2457 | 0, /* tp_descr_set */ | |
2458 | 0, /* tp_dictoffset */ |
|
2458 | 0, /* tp_dictoffset */ | |
2459 | (initproc)rustla_init, /* tp_init */ |
|
2459 | (initproc)rustla_init, /* tp_init */ | |
2460 | 0, /* tp_alloc */ |
|
2460 | 0, /* tp_alloc */ | |
2461 | }; |
|
2461 | }; | |
2462 | #endif /* WITH_RUST */ |
|
2462 | #endif /* WITH_RUST */ | |
2463 |
|
2463 | |||
2464 | void revlog_module_init(PyObject *mod) |
|
2464 | void revlog_module_init(PyObject *mod) | |
2465 | { |
|
2465 | { | |
2466 | indexType.tp_new = PyType_GenericNew; |
|
2466 | indexType.tp_new = PyType_GenericNew; | |
2467 | if (PyType_Ready(&indexType) < 0) |
|
2467 | if (PyType_Ready(&indexType) < 0) | |
2468 | return; |
|
2468 | return; | |
2469 | Py_INCREF(&indexType); |
|
2469 | Py_INCREF(&indexType); | |
2470 | PyModule_AddObject(mod, "index", (PyObject *)&indexType); |
|
2470 | PyModule_AddObject(mod, "index", (PyObject *)&indexType); | |
2471 |
|
2471 | |||
2472 | nodetreeType.tp_new = PyType_GenericNew; |
|
2472 | nodetreeType.tp_new = PyType_GenericNew; | |
2473 | if (PyType_Ready(&nodetreeType) < 0) |
|
2473 | if (PyType_Ready(&nodetreeType) < 0) | |
2474 | return; |
|
2474 | return; | |
2475 | Py_INCREF(&nodetreeType); |
|
2475 | Py_INCREF(&nodetreeType); | |
2476 | PyModule_AddObject(mod, "nodetree", (PyObject *)&nodetreeType); |
|
2476 | PyModule_AddObject(mod, "nodetree", (PyObject *)&nodetreeType); | |
2477 |
|
2477 | |||
2478 | if (!nullentry) { |
|
2478 | if (!nullentry) { | |
2479 | nullentry = Py_BuildValue(PY23("iiiiiiis#", "iiiiiiiy#"), 0, 0, 0, |
|
2479 | nullentry = Py_BuildValue(PY23("iiiiiiis#", "iiiiiiiy#"), 0, 0, 0, | |
2480 | -1, -1, -1, -1, nullid, 20); |
|
2480 | -1, -1, -1, -1, nullid, 20); | |
2481 | } |
|
2481 | } | |
2482 | if (nullentry) |
|
2482 | if (nullentry) | |
2483 | PyObject_GC_UnTrack(nullentry); |
|
2483 | PyObject_GC_UnTrack(nullentry); | |
2484 |
|
2484 | |||
2485 | #ifdef WITH_RUST |
|
2485 | #ifdef WITH_RUST | |
2486 | rustlazyancestorsType.tp_new = PyType_GenericNew; |
|
2486 | rustlazyancestorsType.tp_new = PyType_GenericNew; | |
2487 | if (PyType_Ready(&rustlazyancestorsType) < 0) |
|
2487 | if (PyType_Ready(&rustlazyancestorsType) < 0) | |
2488 | return; |
|
2488 | return; | |
2489 | Py_INCREF(&rustlazyancestorsType); |
|
2489 | Py_INCREF(&rustlazyancestorsType); | |
2490 | PyModule_AddObject(mod, "rustlazyancestors", |
|
2490 | PyModule_AddObject(mod, "rustlazyancestors", | |
2491 | (PyObject *)&rustlazyancestorsType); |
|
2491 | (PyObject *)&rustlazyancestorsType); | |
2492 | #endif |
|
2492 | #endif | |
2493 |
|
2493 | |||
2494 | } |
|
2494 | } |
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