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@@ -1,848 +1,848 b'' | |||||
1 | /* |
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1 | /* | |
2 | osutil.c - native operating system services |
|
2 | osutil.c - native operating system services | |
3 |
|
3 | |||
4 | Copyright 2007 Matt Mackall and others |
|
4 | Copyright 2007 Matt Mackall and others | |
5 |
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5 | |||
6 | This software may be used and distributed according to the terms of |
|
6 | This software may be used and distributed according to the terms of | |
7 | the GNU General Public License, incorporated herein by reference. |
|
7 | the GNU General Public License, incorporated herein by reference. | |
8 | */ |
|
8 | */ | |
9 |
|
9 | |||
10 | #define _ATFILE_SOURCE |
|
10 | #define _ATFILE_SOURCE | |
11 | #include <Python.h> |
|
11 | #include <Python.h> | |
12 | #include <fcntl.h> |
|
12 | #include <fcntl.h> | |
13 | #include <stdio.h> |
|
13 | #include <stdio.h> | |
14 | #include <string.h> |
|
14 | #include <string.h> | |
15 | #include <errno.h> |
|
15 | #include <errno.h> | |
16 |
|
16 | |||
17 | #ifdef _WIN32 |
|
17 | #ifdef _WIN32 | |
18 | #include <windows.h> |
|
18 | #include <windows.h> | |
19 | #include <io.h> |
|
19 | #include <io.h> | |
20 | #else |
|
20 | #else | |
21 | #include <dirent.h> |
|
21 | #include <dirent.h> | |
22 | #include <sys/stat.h> |
|
22 | #include <sys/stat.h> | |
23 | #include <sys/types.h> |
|
23 | #include <sys/types.h> | |
24 | #include <unistd.h> |
|
24 | #include <unistd.h> | |
25 | #endif |
|
25 | #endif | |
26 |
|
26 | |||
27 | #ifdef __APPLE__ |
|
27 | #ifdef __APPLE__ | |
28 | #include <sys/attr.h> |
|
28 | #include <sys/attr.h> | |
29 | #include <sys/vnode.h> |
|
29 | #include <sys/vnode.h> | |
30 | #endif |
|
30 | #endif | |
31 |
|
31 | |||
32 | #include "util.h" |
|
32 | #include "util.h" | |
33 |
|
33 | |||
34 | /* some platforms lack the PATH_MAX definition (eg. GNU/Hurd) */ |
|
34 | /* some platforms lack the PATH_MAX definition (eg. GNU/Hurd) */ | |
35 | #ifndef PATH_MAX |
|
35 | #ifndef PATH_MAX | |
36 | #define PATH_MAX 4096 |
|
36 | #define PATH_MAX 4096 | |
37 | #endif |
|
37 | #endif | |
38 |
|
38 | |||
39 | #ifdef _WIN32 |
|
39 | #ifdef _WIN32 | |
40 | /* |
|
40 | /* | |
41 | stat struct compatible with hg expectations |
|
41 | stat struct compatible with hg expectations | |
42 | Mercurial only uses st_mode, st_size and st_mtime |
|
42 | Mercurial only uses st_mode, st_size and st_mtime | |
43 | the rest is kept to minimize changes between implementations |
|
43 | the rest is kept to minimize changes between implementations | |
44 | */ |
|
44 | */ | |
45 | struct hg_stat { |
|
45 | struct hg_stat { | |
46 | int st_dev; |
|
46 | int st_dev; | |
47 | int st_mode; |
|
47 | int st_mode; | |
48 | int st_nlink; |
|
48 | int st_nlink; | |
49 | __int64 st_size; |
|
49 | __int64 st_size; | |
50 | int st_mtime; |
|
50 | int st_mtime; | |
51 | int st_ctime; |
|
51 | int st_ctime; | |
52 | }; |
|
52 | }; | |
53 | struct listdir_stat { |
|
53 | struct listdir_stat { | |
54 | PyObject_HEAD |
|
54 | PyObject_HEAD | |
55 | struct hg_stat st; |
|
55 | struct hg_stat st; | |
56 | }; |
|
56 | }; | |
57 | #else |
|
57 | #else | |
58 | struct listdir_stat { |
|
58 | struct listdir_stat { | |
59 | PyObject_HEAD |
|
59 | PyObject_HEAD | |
60 | struct stat st; |
|
60 | struct stat st; | |
61 | }; |
|
61 | }; | |
62 | #endif |
|
62 | #endif | |
63 |
|
63 | |||
64 | #define listdir_slot(name) \ |
|
64 | #define listdir_slot(name) \ | |
65 | static PyObject *listdir_stat_##name(PyObject *self, void *x) \ |
|
65 | static PyObject *listdir_stat_##name(PyObject *self, void *x) \ | |
66 | { \ |
|
66 | { \ | |
67 | return PyInt_FromLong(((struct listdir_stat *)self)->st.name); \ |
|
67 | return PyInt_FromLong(((struct listdir_stat *)self)->st.name); \ | |
68 | } |
|
68 | } | |
69 |
|
69 | |||
70 | listdir_slot(st_dev) |
|
70 | listdir_slot(st_dev) | |
71 | listdir_slot(st_mode) |
|
71 | listdir_slot(st_mode) | |
72 | listdir_slot(st_nlink) |
|
72 | listdir_slot(st_nlink) | |
73 | #ifdef _WIN32 |
|
73 | #ifdef _WIN32 | |
74 | static PyObject *listdir_stat_st_size(PyObject *self, void *x) |
|
74 | static PyObject *listdir_stat_st_size(PyObject *self, void *x) | |
75 | { |
|
75 | { | |
76 | return PyLong_FromLongLong( |
|
76 | return PyLong_FromLongLong( | |
77 | (PY_LONG_LONG)((struct listdir_stat *)self)->st.st_size); |
|
77 | (PY_LONG_LONG)((struct listdir_stat *)self)->st.st_size); | |
78 | } |
|
78 | } | |
79 | #else |
|
79 | #else | |
80 | listdir_slot(st_size) |
|
80 | listdir_slot(st_size) | |
81 | #endif |
|
81 | #endif | |
82 | listdir_slot(st_mtime) |
|
82 | listdir_slot(st_mtime) | |
83 | listdir_slot(st_ctime) |
|
83 | listdir_slot(st_ctime) | |
84 |
|
84 | |||
85 | static struct PyGetSetDef listdir_stat_getsets[] = { |
|
85 | static struct PyGetSetDef listdir_stat_getsets[] = { | |
86 | {"st_dev", listdir_stat_st_dev, 0, 0, 0}, |
|
86 | {"st_dev", listdir_stat_st_dev, 0, 0, 0}, | |
87 | {"st_mode", listdir_stat_st_mode, 0, 0, 0}, |
|
87 | {"st_mode", listdir_stat_st_mode, 0, 0, 0}, | |
88 | {"st_nlink", listdir_stat_st_nlink, 0, 0, 0}, |
|
88 | {"st_nlink", listdir_stat_st_nlink, 0, 0, 0}, | |
89 | {"st_size", listdir_stat_st_size, 0, 0, 0}, |
|
89 | {"st_size", listdir_stat_st_size, 0, 0, 0}, | |
90 | {"st_mtime", listdir_stat_st_mtime, 0, 0, 0}, |
|
90 | {"st_mtime", listdir_stat_st_mtime, 0, 0, 0}, | |
91 | {"st_ctime", listdir_stat_st_ctime, 0, 0, 0}, |
|
91 | {"st_ctime", listdir_stat_st_ctime, 0, 0, 0}, | |
92 | {0, 0, 0, 0, 0} |
|
92 | {0, 0, 0, 0, 0} | |
93 | }; |
|
93 | }; | |
94 |
|
94 | |||
95 | static PyObject *listdir_stat_new(PyTypeObject *t, PyObject *a, PyObject *k) |
|
95 | static PyObject *listdir_stat_new(PyTypeObject *t, PyObject *a, PyObject *k) | |
96 | { |
|
96 | { | |
97 | return t->tp_alloc(t, 0); |
|
97 | return t->tp_alloc(t, 0); | |
98 | } |
|
98 | } | |
99 |
|
99 | |||
100 | static void listdir_stat_dealloc(PyObject *o) |
|
100 | static void listdir_stat_dealloc(PyObject *o) | |
101 | { |
|
101 | { | |
102 | o->ob_type->tp_free(o); |
|
102 | o->ob_type->tp_free(o); | |
103 | } |
|
103 | } | |
104 |
|
104 | |||
105 | static PyTypeObject listdir_stat_type = { |
|
105 | static PyTypeObject listdir_stat_type = { | |
106 | PyVarObject_HEAD_INIT(NULL, 0) |
|
106 | PyVarObject_HEAD_INIT(NULL, 0) | |
107 | "osutil.stat", /*tp_name*/ |
|
107 | "osutil.stat", /*tp_name*/ | |
108 | sizeof(struct listdir_stat), /*tp_basicsize*/ |
|
108 | sizeof(struct listdir_stat), /*tp_basicsize*/ | |
109 | 0, /*tp_itemsize*/ |
|
109 | 0, /*tp_itemsize*/ | |
110 | (destructor)listdir_stat_dealloc, /*tp_dealloc*/ |
|
110 | (destructor)listdir_stat_dealloc, /*tp_dealloc*/ | |
111 | 0, /*tp_print*/ |
|
111 | 0, /*tp_print*/ | |
112 | 0, /*tp_getattr*/ |
|
112 | 0, /*tp_getattr*/ | |
113 | 0, /*tp_setattr*/ |
|
113 | 0, /*tp_setattr*/ | |
114 | 0, /*tp_compare*/ |
|
114 | 0, /*tp_compare*/ | |
115 | 0, /*tp_repr*/ |
|
115 | 0, /*tp_repr*/ | |
116 | 0, /*tp_as_number*/ |
|
116 | 0, /*tp_as_number*/ | |
117 | 0, /*tp_as_sequence*/ |
|
117 | 0, /*tp_as_sequence*/ | |
118 | 0, /*tp_as_mapping*/ |
|
118 | 0, /*tp_as_mapping*/ | |
119 | 0, /*tp_hash */ |
|
119 | 0, /*tp_hash */ | |
120 | 0, /*tp_call*/ |
|
120 | 0, /*tp_call*/ | |
121 | 0, /*tp_str*/ |
|
121 | 0, /*tp_str*/ | |
122 | 0, /*tp_getattro*/ |
|
122 | 0, /*tp_getattro*/ | |
123 | 0, /*tp_setattro*/ |
|
123 | 0, /*tp_setattro*/ | |
124 | 0, /*tp_as_buffer*/ |
|
124 | 0, /*tp_as_buffer*/ | |
125 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /*tp_flags*/ |
|
125 | Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /*tp_flags*/ | |
126 | "stat objects", /* tp_doc */ |
|
126 | "stat objects", /* tp_doc */ | |
127 | 0, /* tp_traverse */ |
|
127 | 0, /* tp_traverse */ | |
128 | 0, /* tp_clear */ |
|
128 | 0, /* tp_clear */ | |
129 | 0, /* tp_richcompare */ |
|
129 | 0, /* tp_richcompare */ | |
130 | 0, /* tp_weaklistoffset */ |
|
130 | 0, /* tp_weaklistoffset */ | |
131 | 0, /* tp_iter */ |
|
131 | 0, /* tp_iter */ | |
132 | 0, /* tp_iternext */ |
|
132 | 0, /* tp_iternext */ | |
133 | 0, /* tp_methods */ |
|
133 | 0, /* tp_methods */ | |
134 | 0, /* tp_members */ |
|
134 | 0, /* tp_members */ | |
135 | listdir_stat_getsets, /* tp_getset */ |
|
135 | listdir_stat_getsets, /* tp_getset */ | |
136 | 0, /* tp_base */ |
|
136 | 0, /* tp_base */ | |
137 | 0, /* tp_dict */ |
|
137 | 0, /* tp_dict */ | |
138 | 0, /* tp_descr_get */ |
|
138 | 0, /* tp_descr_get */ | |
139 | 0, /* tp_descr_set */ |
|
139 | 0, /* tp_descr_set */ | |
140 | 0, /* tp_dictoffset */ |
|
140 | 0, /* tp_dictoffset */ | |
141 | 0, /* tp_init */ |
|
141 | 0, /* tp_init */ | |
142 | 0, /* tp_alloc */ |
|
142 | 0, /* tp_alloc */ | |
143 | listdir_stat_new, /* tp_new */ |
|
143 | listdir_stat_new, /* tp_new */ | |
144 | }; |
|
144 | }; | |
145 |
|
145 | |||
146 | #ifdef _WIN32 |
|
146 | #ifdef _WIN32 | |
147 |
|
147 | |||
148 | static int to_python_time(const FILETIME *tm) |
|
148 | static int to_python_time(const FILETIME *tm) | |
149 | { |
|
149 | { | |
150 | /* number of seconds between epoch and January 1 1601 */ |
|
150 | /* number of seconds between epoch and January 1 1601 */ | |
151 | const __int64 a0 = (__int64)134774L * (__int64)24L * (__int64)3600L; |
|
151 | const __int64 a0 = (__int64)134774L * (__int64)24L * (__int64)3600L; | |
152 | /* conversion factor from 100ns to 1s */ |
|
152 | /* conversion factor from 100ns to 1s */ | |
153 | const __int64 a1 = 10000000; |
|
153 | const __int64 a1 = 10000000; | |
154 | /* explicit (int) cast to suspend compiler warnings */ |
|
154 | /* explicit (int) cast to suspend compiler warnings */ | |
155 | return (int)((((__int64)tm->dwHighDateTime << 32) |
|
155 | return (int)((((__int64)tm->dwHighDateTime << 32) | |
156 | + tm->dwLowDateTime) / a1 - a0); |
|
156 | + tm->dwLowDateTime) / a1 - a0); | |
157 | } |
|
157 | } | |
158 |
|
158 | |||
159 | static PyObject *make_item(const WIN32_FIND_DATAA *fd, int wantstat) |
|
159 | static PyObject *make_item(const WIN32_FIND_DATAA *fd, int wantstat) | |
160 | { |
|
160 | { | |
161 | PyObject *py_st; |
|
161 | PyObject *py_st; | |
162 | struct hg_stat *stp; |
|
162 | struct hg_stat *stp; | |
163 |
|
163 | |||
164 | int kind = (fd->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) |
|
164 | int kind = (fd->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) | |
165 | ? _S_IFDIR : _S_IFREG; |
|
165 | ? _S_IFDIR : _S_IFREG; | |
166 |
|
166 | |||
167 | if (!wantstat) |
|
167 | if (!wantstat) | |
168 | return Py_BuildValue("si", fd->cFileName, kind); |
|
168 | return Py_BuildValue("si", fd->cFileName, kind); | |
169 |
|
169 | |||
170 | py_st = PyObject_CallObject((PyObject *)&listdir_stat_type, NULL); |
|
170 | py_st = PyObject_CallObject((PyObject *)&listdir_stat_type, NULL); | |
171 | if (!py_st) |
|
171 | if (!py_st) | |
172 | return NULL; |
|
172 | return NULL; | |
173 |
|
173 | |||
174 | stp = &((struct listdir_stat *)py_st)->st; |
|
174 | stp = &((struct listdir_stat *)py_st)->st; | |
175 | /* |
|
175 | /* | |
176 | use kind as st_mode |
|
176 | use kind as st_mode | |
177 | rwx bits on Win32 are meaningless |
|
177 | rwx bits on Win32 are meaningless | |
178 | and Hg does not use them anyway |
|
178 | and Hg does not use them anyway | |
179 | */ |
|
179 | */ | |
180 | stp->st_mode = kind; |
|
180 | stp->st_mode = kind; | |
181 | stp->st_mtime = to_python_time(&fd->ftLastWriteTime); |
|
181 | stp->st_mtime = to_python_time(&fd->ftLastWriteTime); | |
182 | stp->st_ctime = to_python_time(&fd->ftCreationTime); |
|
182 | stp->st_ctime = to_python_time(&fd->ftCreationTime); | |
183 | if (kind == _S_IFREG) |
|
183 | if (kind == _S_IFREG) | |
184 | stp->st_size = ((__int64)fd->nFileSizeHigh << 32) |
|
184 | stp->st_size = ((__int64)fd->nFileSizeHigh << 32) | |
185 | + fd->nFileSizeLow; |
|
185 | + fd->nFileSizeLow; | |
186 | return Py_BuildValue("siN", fd->cFileName, |
|
186 | return Py_BuildValue("siN", fd->cFileName, | |
187 | kind, py_st); |
|
187 | kind, py_st); | |
188 | } |
|
188 | } | |
189 |
|
189 | |||
190 | static PyObject *_listdir(char *path, int plen, int wantstat, char *skip) |
|
190 | static PyObject *_listdir(char *path, int plen, int wantstat, char *skip) | |
191 | { |
|
191 | { | |
192 | PyObject *rval = NULL; /* initialize - return value */ |
|
192 | PyObject *rval = NULL; /* initialize - return value */ | |
193 | PyObject *list; |
|
193 | PyObject *list; | |
194 | HANDLE fh; |
|
194 | HANDLE fh; | |
195 | WIN32_FIND_DATAA fd; |
|
195 | WIN32_FIND_DATAA fd; | |
196 | char *pattern; |
|
196 | char *pattern; | |
197 |
|
197 | |||
198 | /* build the path + \* pattern string */ |
|
198 | /* build the path + \* pattern string */ | |
199 | pattern = malloc(plen + 3); /* path + \* + \0 */ |
|
199 | pattern = malloc(plen + 3); /* path + \* + \0 */ | |
200 | if (!pattern) { |
|
200 | if (!pattern) { | |
201 | PyErr_NoMemory(); |
|
201 | PyErr_NoMemory(); | |
202 | goto error_nomem; |
|
202 | goto error_nomem; | |
203 | } |
|
203 | } | |
204 | strcpy(pattern, path); |
|
204 | strcpy(pattern, path); | |
205 |
|
205 | |||
206 | if (plen > 0) { |
|
206 | if (plen > 0) { | |
207 | char c = path[plen-1]; |
|
207 | char c = path[plen-1]; | |
208 | if (c != ':' && c != '/' && c != '\\') |
|
208 | if (c != ':' && c != '/' && c != '\\') | |
209 | pattern[plen++] = '\\'; |
|
209 | pattern[plen++] = '\\'; | |
210 | } |
|
210 | } | |
211 | strcpy(pattern + plen, "*"); |
|
211 | strcpy(pattern + plen, "*"); | |
212 |
|
212 | |||
213 | fh = FindFirstFileA(pattern, &fd); |
|
213 | fh = FindFirstFileA(pattern, &fd); | |
214 | if (fh == INVALID_HANDLE_VALUE) { |
|
214 | if (fh == INVALID_HANDLE_VALUE) { | |
215 | PyErr_SetFromWindowsErrWithFilename(GetLastError(), path); |
|
215 | PyErr_SetFromWindowsErrWithFilename(GetLastError(), path); | |
216 | goto error_file; |
|
216 | goto error_file; | |
217 | } |
|
217 | } | |
218 |
|
218 | |||
219 | list = PyList_New(0); |
|
219 | list = PyList_New(0); | |
220 | if (!list) |
|
220 | if (!list) | |
221 | goto error_list; |
|
221 | goto error_list; | |
222 |
|
222 | |||
223 | do { |
|
223 | do { | |
224 | PyObject *item; |
|
224 | PyObject *item; | |
225 |
|
225 | |||
226 | if (fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) { |
|
226 | if (fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) { | |
227 | if (!strcmp(fd.cFileName, ".") |
|
227 | if (!strcmp(fd.cFileName, ".") | |
228 | || !strcmp(fd.cFileName, "..")) |
|
228 | || !strcmp(fd.cFileName, "..")) | |
229 | continue; |
|
229 | continue; | |
230 |
|
230 | |||
231 | if (skip && !strcmp(fd.cFileName, skip)) { |
|
231 | if (skip && !strcmp(fd.cFileName, skip)) { | |
232 | rval = PyList_New(0); |
|
232 | rval = PyList_New(0); | |
233 | goto error; |
|
233 | goto error; | |
234 | } |
|
234 | } | |
235 | } |
|
235 | } | |
236 |
|
236 | |||
237 | item = make_item(&fd, wantstat); |
|
237 | item = make_item(&fd, wantstat); | |
238 | if (!item) |
|
238 | if (!item) | |
239 | goto error; |
|
239 | goto error; | |
240 |
|
240 | |||
241 | if (PyList_Append(list, item)) { |
|
241 | if (PyList_Append(list, item)) { | |
242 | Py_XDECREF(item); |
|
242 | Py_XDECREF(item); | |
243 | goto error; |
|
243 | goto error; | |
244 | } |
|
244 | } | |
245 |
|
245 | |||
246 | Py_XDECREF(item); |
|
246 | Py_XDECREF(item); | |
247 | } while (FindNextFileA(fh, &fd)); |
|
247 | } while (FindNextFileA(fh, &fd)); | |
248 |
|
248 | |||
249 | if (GetLastError() != ERROR_NO_MORE_FILES) { |
|
249 | if (GetLastError() != ERROR_NO_MORE_FILES) { | |
250 | PyErr_SetFromWindowsErrWithFilename(GetLastError(), path); |
|
250 | PyErr_SetFromWindowsErrWithFilename(GetLastError(), path); | |
251 | goto error; |
|
251 | goto error; | |
252 | } |
|
252 | } | |
253 |
|
253 | |||
254 | rval = list; |
|
254 | rval = list; | |
255 | Py_XINCREF(rval); |
|
255 | Py_XINCREF(rval); | |
256 | error: |
|
256 | error: | |
257 | Py_XDECREF(list); |
|
257 | Py_XDECREF(list); | |
258 | error_list: |
|
258 | error_list: | |
259 | FindClose(fh); |
|
259 | FindClose(fh); | |
260 | error_file: |
|
260 | error_file: | |
261 | free(pattern); |
|
261 | free(pattern); | |
262 | error_nomem: |
|
262 | error_nomem: | |
263 | return rval; |
|
263 | return rval; | |
264 | } |
|
264 | } | |
265 |
|
265 | |||
266 | #else |
|
266 | #else | |
267 |
|
267 | |||
268 | int entkind(struct dirent *ent) |
|
268 | int entkind(struct dirent *ent) | |
269 | { |
|
269 | { | |
270 | #ifdef DT_REG |
|
270 | #ifdef DT_REG | |
271 | switch (ent->d_type) { |
|
271 | switch (ent->d_type) { | |
272 | case DT_REG: return S_IFREG; |
|
272 | case DT_REG: return S_IFREG; | |
273 | case DT_DIR: return S_IFDIR; |
|
273 | case DT_DIR: return S_IFDIR; | |
274 | case DT_LNK: return S_IFLNK; |
|
274 | case DT_LNK: return S_IFLNK; | |
275 | case DT_BLK: return S_IFBLK; |
|
275 | case DT_BLK: return S_IFBLK; | |
276 | case DT_CHR: return S_IFCHR; |
|
276 | case DT_CHR: return S_IFCHR; | |
277 | case DT_FIFO: return S_IFIFO; |
|
277 | case DT_FIFO: return S_IFIFO; | |
278 | case DT_SOCK: return S_IFSOCK; |
|
278 | case DT_SOCK: return S_IFSOCK; | |
279 | } |
|
279 | } | |
280 | #endif |
|
280 | #endif | |
281 | return -1; |
|
281 | return -1; | |
282 | } |
|
282 | } | |
283 |
|
283 | |||
284 | static PyObject *makestat(const struct stat *st) |
|
284 | static PyObject *makestat(const struct stat *st) | |
285 | { |
|
285 | { | |
286 | PyObject *stat; |
|
286 | PyObject *stat; | |
287 |
|
287 | |||
288 | stat = PyObject_CallObject((PyObject *)&listdir_stat_type, NULL); |
|
288 | stat = PyObject_CallObject((PyObject *)&listdir_stat_type, NULL); | |
289 | if (stat) |
|
289 | if (stat) | |
290 | memcpy(&((struct listdir_stat *)stat)->st, st, sizeof(*st)); |
|
290 | memcpy(&((struct listdir_stat *)stat)->st, st, sizeof(*st)); | |
291 | return stat; |
|
291 | return stat; | |
292 | } |
|
292 | } | |
293 |
|
293 | |||
294 | static PyObject *_listdir_stat(char *path, int pathlen, int keepstat, |
|
294 | static PyObject *_listdir_stat(char *path, int pathlen, int keepstat, | |
295 | char *skip) |
|
295 | char *skip) | |
296 | { |
|
296 | { | |
297 | PyObject *list, *elem, *stat = NULL, *ret = NULL; |
|
297 | PyObject *list, *elem, *stat = NULL, *ret = NULL; | |
298 | char fullpath[PATH_MAX + 10]; |
|
298 | char fullpath[PATH_MAX + 10]; | |
299 | int kind, err; |
|
299 | int kind, err; | |
300 | struct stat st; |
|
300 | struct stat st; | |
301 | struct dirent *ent; |
|
301 | struct dirent *ent; | |
302 | DIR *dir; |
|
302 | DIR *dir; | |
303 | #ifdef AT_SYMLINK_NOFOLLOW |
|
303 | #ifdef AT_SYMLINK_NOFOLLOW | |
304 | int dfd = -1; |
|
304 | int dfd = -1; | |
305 | #endif |
|
305 | #endif | |
306 |
|
306 | |||
307 | if (pathlen >= PATH_MAX) { |
|
307 | if (pathlen >= PATH_MAX) { | |
308 | errno = ENAMETOOLONG; |
|
308 | errno = ENAMETOOLONG; | |
309 | PyErr_SetFromErrnoWithFilename(PyExc_OSError, path); |
|
309 | PyErr_SetFromErrnoWithFilename(PyExc_OSError, path); | |
310 | goto error_value; |
|
310 | goto error_value; | |
311 | } |
|
311 | } | |
312 | strncpy(fullpath, path, PATH_MAX); |
|
312 | strncpy(fullpath, path, PATH_MAX); | |
313 | fullpath[pathlen] = '/'; |
|
313 | fullpath[pathlen] = '/'; | |
314 |
|
314 | |||
315 | #ifdef AT_SYMLINK_NOFOLLOW |
|
315 | #ifdef AT_SYMLINK_NOFOLLOW | |
316 | dfd = open(path, O_RDONLY); |
|
316 | dfd = open(path, O_RDONLY); | |
317 | if (dfd == -1) { |
|
317 | if (dfd == -1) { | |
318 | PyErr_SetFromErrnoWithFilename(PyExc_OSError, path); |
|
318 | PyErr_SetFromErrnoWithFilename(PyExc_OSError, path); | |
319 | goto error_value; |
|
319 | goto error_value; | |
320 | } |
|
320 | } | |
321 | dir = fdopendir(dfd); |
|
321 | dir = fdopendir(dfd); | |
322 | #else |
|
322 | #else | |
323 | dir = opendir(path); |
|
323 | dir = opendir(path); | |
324 | #endif |
|
324 | #endif | |
325 | if (!dir) { |
|
325 | if (!dir) { | |
326 | PyErr_SetFromErrnoWithFilename(PyExc_OSError, path); |
|
326 | PyErr_SetFromErrnoWithFilename(PyExc_OSError, path); | |
327 | goto error_dir; |
|
327 | goto error_dir; | |
328 | } |
|
328 | } | |
329 |
|
329 | |||
330 | list = PyList_New(0); |
|
330 | list = PyList_New(0); | |
331 | if (!list) |
|
331 | if (!list) | |
332 | goto error_list; |
|
332 | goto error_list; | |
333 |
|
333 | |||
334 | while ((ent = readdir(dir))) { |
|
334 | while ((ent = readdir(dir))) { | |
335 | if (!strcmp(ent->d_name, ".") || !strcmp(ent->d_name, "..")) |
|
335 | if (!strcmp(ent->d_name, ".") || !strcmp(ent->d_name, "..")) | |
336 | continue; |
|
336 | continue; | |
337 |
|
337 | |||
338 | kind = entkind(ent); |
|
338 | kind = entkind(ent); | |
339 | if (kind == -1 || keepstat) { |
|
339 | if (kind == -1 || keepstat) { | |
340 | #ifdef AT_SYMLINK_NOFOLLOW |
|
340 | #ifdef AT_SYMLINK_NOFOLLOW | |
341 | err = fstatat(dfd, ent->d_name, &st, |
|
341 | err = fstatat(dfd, ent->d_name, &st, | |
342 | AT_SYMLINK_NOFOLLOW); |
|
342 | AT_SYMLINK_NOFOLLOW); | |
343 | #else |
|
343 | #else | |
344 | strncpy(fullpath + pathlen + 1, ent->d_name, |
|
344 | strncpy(fullpath + pathlen + 1, ent->d_name, | |
345 | PATH_MAX - pathlen); |
|
345 | PATH_MAX - pathlen); | |
346 | fullpath[PATH_MAX] = 0; |
|
346 | fullpath[PATH_MAX] = '\0'; | |
347 | err = lstat(fullpath, &st); |
|
347 | err = lstat(fullpath, &st); | |
348 | #endif |
|
348 | #endif | |
349 | if (err == -1) { |
|
349 | if (err == -1) { | |
350 | /* race with file deletion? */ |
|
350 | /* race with file deletion? */ | |
351 | if (errno == ENOENT) |
|
351 | if (errno == ENOENT) | |
352 | continue; |
|
352 | continue; | |
353 | strncpy(fullpath + pathlen + 1, ent->d_name, |
|
353 | strncpy(fullpath + pathlen + 1, ent->d_name, | |
354 | PATH_MAX - pathlen); |
|
354 | PATH_MAX - pathlen); | |
355 | fullpath[PATH_MAX] = 0; |
|
355 | fullpath[PATH_MAX] = 0; | |
356 | PyErr_SetFromErrnoWithFilename(PyExc_OSError, |
|
356 | PyErr_SetFromErrnoWithFilename(PyExc_OSError, | |
357 | fullpath); |
|
357 | fullpath); | |
358 | goto error; |
|
358 | goto error; | |
359 | } |
|
359 | } | |
360 | kind = st.st_mode & S_IFMT; |
|
360 | kind = st.st_mode & S_IFMT; | |
361 | } |
|
361 | } | |
362 |
|
362 | |||
363 | /* quit early? */ |
|
363 | /* quit early? */ | |
364 | if (skip && kind == S_IFDIR && !strcmp(ent->d_name, skip)) { |
|
364 | if (skip && kind == S_IFDIR && !strcmp(ent->d_name, skip)) { | |
365 | ret = PyList_New(0); |
|
365 | ret = PyList_New(0); | |
366 | goto error; |
|
366 | goto error; | |
367 | } |
|
367 | } | |
368 |
|
368 | |||
369 | if (keepstat) { |
|
369 | if (keepstat) { | |
370 | stat = makestat(&st); |
|
370 | stat = makestat(&st); | |
371 | if (!stat) |
|
371 | if (!stat) | |
372 | goto error; |
|
372 | goto error; | |
373 | elem = Py_BuildValue("siN", ent->d_name, kind, stat); |
|
373 | elem = Py_BuildValue("siN", ent->d_name, kind, stat); | |
374 | } else |
|
374 | } else | |
375 | elem = Py_BuildValue("si", ent->d_name, kind); |
|
375 | elem = Py_BuildValue("si", ent->d_name, kind); | |
376 | if (!elem) |
|
376 | if (!elem) | |
377 | goto error; |
|
377 | goto error; | |
378 | stat = NULL; |
|
378 | stat = NULL; | |
379 |
|
379 | |||
380 | PyList_Append(list, elem); |
|
380 | PyList_Append(list, elem); | |
381 | Py_DECREF(elem); |
|
381 | Py_DECREF(elem); | |
382 | } |
|
382 | } | |
383 |
|
383 | |||
384 | ret = list; |
|
384 | ret = list; | |
385 | Py_INCREF(ret); |
|
385 | Py_INCREF(ret); | |
386 |
|
386 | |||
387 | error: |
|
387 | error: | |
388 | Py_DECREF(list); |
|
388 | Py_DECREF(list); | |
389 | Py_XDECREF(stat); |
|
389 | Py_XDECREF(stat); | |
390 | error_list: |
|
390 | error_list: | |
391 | closedir(dir); |
|
391 | closedir(dir); | |
392 | error_dir: |
|
392 | error_dir: | |
393 | #ifdef AT_SYMLINK_NOFOLLOW |
|
393 | #ifdef AT_SYMLINK_NOFOLLOW | |
394 | close(dfd); |
|
394 | close(dfd); | |
395 | #endif |
|
395 | #endif | |
396 | error_value: |
|
396 | error_value: | |
397 | return ret; |
|
397 | return ret; | |
398 | } |
|
398 | } | |
399 |
|
399 | |||
400 | #ifdef __APPLE__ |
|
400 | #ifdef __APPLE__ | |
401 |
|
401 | |||
402 | typedef struct { |
|
402 | typedef struct { | |
403 | u_int32_t length; |
|
403 | u_int32_t length; | |
404 | attrreference_t name; |
|
404 | attrreference_t name; | |
405 | fsobj_type_t obj_type; |
|
405 | fsobj_type_t obj_type; | |
406 | struct timespec mtime; |
|
406 | struct timespec mtime; | |
407 | #if __LITTLE_ENDIAN__ |
|
407 | #if __LITTLE_ENDIAN__ | |
408 | mode_t access_mask; |
|
408 | mode_t access_mask; | |
409 | uint16_t padding; |
|
409 | uint16_t padding; | |
410 | #else |
|
410 | #else | |
411 | uint16_t padding; |
|
411 | uint16_t padding; | |
412 | mode_t access_mask; |
|
412 | mode_t access_mask; | |
413 | #endif |
|
413 | #endif | |
414 | off_t size; |
|
414 | off_t size; | |
415 | } __attribute__((packed)) attrbuf_entry; |
|
415 | } __attribute__((packed)) attrbuf_entry; | |
416 |
|
416 | |||
417 | int attrkind(attrbuf_entry *entry) |
|
417 | int attrkind(attrbuf_entry *entry) | |
418 | { |
|
418 | { | |
419 | switch (entry->obj_type) { |
|
419 | switch (entry->obj_type) { | |
420 | case VREG: return S_IFREG; |
|
420 | case VREG: return S_IFREG; | |
421 | case VDIR: return S_IFDIR; |
|
421 | case VDIR: return S_IFDIR; | |
422 | case VLNK: return S_IFLNK; |
|
422 | case VLNK: return S_IFLNK; | |
423 | case VBLK: return S_IFBLK; |
|
423 | case VBLK: return S_IFBLK; | |
424 | case VCHR: return S_IFCHR; |
|
424 | case VCHR: return S_IFCHR; | |
425 | case VFIFO: return S_IFIFO; |
|
425 | case VFIFO: return S_IFIFO; | |
426 | case VSOCK: return S_IFSOCK; |
|
426 | case VSOCK: return S_IFSOCK; | |
427 | } |
|
427 | } | |
428 | return -1; |
|
428 | return -1; | |
429 | } |
|
429 | } | |
430 |
|
430 | |||
431 | /* get these many entries at a time */ |
|
431 | /* get these many entries at a time */ | |
432 | #define LISTDIR_BATCH_SIZE 50 |
|
432 | #define LISTDIR_BATCH_SIZE 50 | |
433 |
|
433 | |||
434 | static PyObject *_listdir_batch(char *path, int pathlen, int keepstat, |
|
434 | static PyObject *_listdir_batch(char *path, int pathlen, int keepstat, | |
435 | char *skip, bool *fallback) |
|
435 | char *skip, bool *fallback) | |
436 | { |
|
436 | { | |
437 | PyObject *list, *elem, *stat = NULL, *ret = NULL; |
|
437 | PyObject *list, *elem, *stat = NULL, *ret = NULL; | |
438 | int kind, err; |
|
438 | int kind, err; | |
439 | unsigned long index; |
|
439 | unsigned long index; | |
440 | unsigned int count, old_state, new_state; |
|
440 | unsigned int count, old_state, new_state; | |
441 | bool state_seen = false; |
|
441 | bool state_seen = false; | |
442 | attrbuf_entry *entry; |
|
442 | attrbuf_entry *entry; | |
443 | /* from the getattrlist(2) man page: a path can be no longer than |
|
443 | /* from the getattrlist(2) man page: a path can be no longer than | |
444 | (NAME_MAX * 3 + 1) bytes. Also, "The getattrlist() function will |
|
444 | (NAME_MAX * 3 + 1) bytes. Also, "The getattrlist() function will | |
445 | silently truncate attribute data if attrBufSize is too small." So |
|
445 | silently truncate attribute data if attrBufSize is too small." So | |
446 | pass in a buffer big enough for the worst case. */ |
|
446 | pass in a buffer big enough for the worst case. */ | |
447 | char attrbuf[LISTDIR_BATCH_SIZE * (sizeof(attrbuf_entry) + NAME_MAX * 3 + 1)]; |
|
447 | char attrbuf[LISTDIR_BATCH_SIZE * (sizeof(attrbuf_entry) + NAME_MAX * 3 + 1)]; | |
448 | unsigned int basep_unused; |
|
448 | unsigned int basep_unused; | |
449 |
|
449 | |||
450 | struct stat st; |
|
450 | struct stat st; | |
451 | int dfd = -1; |
|
451 | int dfd = -1; | |
452 |
|
452 | |||
453 | /* these must match the attrbuf_entry struct, otherwise you'll end up |
|
453 | /* these must match the attrbuf_entry struct, otherwise you'll end up | |
454 | with garbage */ |
|
454 | with garbage */ | |
455 | struct attrlist requested_attr = {0}; |
|
455 | struct attrlist requested_attr = {0}; | |
456 | requested_attr.bitmapcount = ATTR_BIT_MAP_COUNT; |
|
456 | requested_attr.bitmapcount = ATTR_BIT_MAP_COUNT; | |
457 | requested_attr.commonattr = (ATTR_CMN_NAME | ATTR_CMN_OBJTYPE | |
|
457 | requested_attr.commonattr = (ATTR_CMN_NAME | ATTR_CMN_OBJTYPE | | |
458 | ATTR_CMN_MODTIME | ATTR_CMN_ACCESSMASK); |
|
458 | ATTR_CMN_MODTIME | ATTR_CMN_ACCESSMASK); | |
459 | requested_attr.fileattr = ATTR_FILE_TOTALSIZE; |
|
459 | requested_attr.fileattr = ATTR_FILE_TOTALSIZE; | |
460 |
|
460 | |||
461 | *fallback = false; |
|
461 | *fallback = false; | |
462 |
|
462 | |||
463 | if (pathlen >= PATH_MAX) { |
|
463 | if (pathlen >= PATH_MAX) { | |
464 | errno = ENAMETOOLONG; |
|
464 | errno = ENAMETOOLONG; | |
465 | PyErr_SetFromErrnoWithFilename(PyExc_OSError, path); |
|
465 | PyErr_SetFromErrnoWithFilename(PyExc_OSError, path); | |
466 | goto error_value; |
|
466 | goto error_value; | |
467 | } |
|
467 | } | |
468 |
|
468 | |||
469 | dfd = open(path, O_RDONLY); |
|
469 | dfd = open(path, O_RDONLY); | |
470 | if (dfd == -1) { |
|
470 | if (dfd == -1) { | |
471 | PyErr_SetFromErrnoWithFilename(PyExc_OSError, path); |
|
471 | PyErr_SetFromErrnoWithFilename(PyExc_OSError, path); | |
472 | goto error_value; |
|
472 | goto error_value; | |
473 | } |
|
473 | } | |
474 |
|
474 | |||
475 | list = PyList_New(0); |
|
475 | list = PyList_New(0); | |
476 | if (!list) |
|
476 | if (!list) | |
477 | goto error_dir; |
|
477 | goto error_dir; | |
478 |
|
478 | |||
479 | do { |
|
479 | do { | |
480 | count = LISTDIR_BATCH_SIZE; |
|
480 | count = LISTDIR_BATCH_SIZE; | |
481 | err = getdirentriesattr(dfd, &requested_attr, &attrbuf, |
|
481 | err = getdirentriesattr(dfd, &requested_attr, &attrbuf, | |
482 | sizeof(attrbuf), &count, &basep_unused, |
|
482 | sizeof(attrbuf), &count, &basep_unused, | |
483 | &new_state, 0); |
|
483 | &new_state, 0); | |
484 | if (err < 0) { |
|
484 | if (err < 0) { | |
485 | if (errno == ENOTSUP) { |
|
485 | if (errno == ENOTSUP) { | |
486 | /* We're on a filesystem that doesn't support |
|
486 | /* We're on a filesystem that doesn't support | |
487 | getdirentriesattr. Fall back to the |
|
487 | getdirentriesattr. Fall back to the | |
488 | stat-based implementation. */ |
|
488 | stat-based implementation. */ | |
489 | *fallback = true; |
|
489 | *fallback = true; | |
490 | } else |
|
490 | } else | |
491 | PyErr_SetFromErrnoWithFilename(PyExc_OSError, path); |
|
491 | PyErr_SetFromErrnoWithFilename(PyExc_OSError, path); | |
492 | goto error; |
|
492 | goto error; | |
493 | } |
|
493 | } | |
494 |
|
494 | |||
495 | if (!state_seen) { |
|
495 | if (!state_seen) { | |
496 | old_state = new_state; |
|
496 | old_state = new_state; | |
497 | state_seen = true; |
|
497 | state_seen = true; | |
498 | } else if (old_state != new_state) { |
|
498 | } else if (old_state != new_state) { | |
499 | /* There's an edge case with getdirentriesattr. Consider |
|
499 | /* There's an edge case with getdirentriesattr. Consider | |
500 | the following initial list of files: |
|
500 | the following initial list of files: | |
501 |
|
501 | |||
502 | a |
|
502 | a | |
503 | b |
|
503 | b | |
504 | <-- |
|
504 | <-- | |
505 | c |
|
505 | c | |
506 | d |
|
506 | d | |
507 |
|
507 | |||
508 | If the iteration is paused at the arrow, and b is |
|
508 | If the iteration is paused at the arrow, and b is | |
509 | deleted before it is resumed, getdirentriesattr will |
|
509 | deleted before it is resumed, getdirentriesattr will | |
510 | not return d at all! Ordinarily we're expected to |
|
510 | not return d at all! Ordinarily we're expected to | |
511 | restart the iteration from the beginning. To avoid |
|
511 | restart the iteration from the beginning. To avoid | |
512 | getting stuck in a retry loop here, fall back to |
|
512 | getting stuck in a retry loop here, fall back to | |
513 | stat. */ |
|
513 | stat. */ | |
514 | *fallback = true; |
|
514 | *fallback = true; | |
515 | goto error; |
|
515 | goto error; | |
516 | } |
|
516 | } | |
517 |
|
517 | |||
518 | entry = (attrbuf_entry *)attrbuf; |
|
518 | entry = (attrbuf_entry *)attrbuf; | |
519 |
|
519 | |||
520 | for (index = 0; index < count; index++) { |
|
520 | for (index = 0; index < count; index++) { | |
521 | char *filename = ((char *)&entry->name) + |
|
521 | char *filename = ((char *)&entry->name) + | |
522 | entry->name.attr_dataoffset; |
|
522 | entry->name.attr_dataoffset; | |
523 |
|
523 | |||
524 | if (!strcmp(filename, ".") || !strcmp(filename, "..")) |
|
524 | if (!strcmp(filename, ".") || !strcmp(filename, "..")) | |
525 | continue; |
|
525 | continue; | |
526 |
|
526 | |||
527 | kind = attrkind(entry); |
|
527 | kind = attrkind(entry); | |
528 | if (kind == -1) { |
|
528 | if (kind == -1) { | |
529 | PyErr_Format(PyExc_OSError, |
|
529 | PyErr_Format(PyExc_OSError, | |
530 | "unknown object type %u for file " |
|
530 | "unknown object type %u for file " | |
531 | "%s%s!", |
|
531 | "%s%s!", | |
532 | entry->obj_type, path, filename); |
|
532 | entry->obj_type, path, filename); | |
533 | goto error; |
|
533 | goto error; | |
534 | } |
|
534 | } | |
535 |
|
535 | |||
536 | /* quit early? */ |
|
536 | /* quit early? */ | |
537 | if (skip && kind == S_IFDIR && !strcmp(filename, skip)) { |
|
537 | if (skip && kind == S_IFDIR && !strcmp(filename, skip)) { | |
538 | ret = PyList_New(0); |
|
538 | ret = PyList_New(0); | |
539 | goto error; |
|
539 | goto error; | |
540 | } |
|
540 | } | |
541 |
|
541 | |||
542 | if (keepstat) { |
|
542 | if (keepstat) { | |
543 | /* from the getattrlist(2) man page: "Only the |
|
543 | /* from the getattrlist(2) man page: "Only the | |
544 | permission bits ... are valid". */ |
|
544 | permission bits ... are valid". */ | |
545 | st.st_mode = (entry->access_mask & ~S_IFMT) | kind; |
|
545 | st.st_mode = (entry->access_mask & ~S_IFMT) | kind; | |
546 | st.st_mtime = entry->mtime.tv_sec; |
|
546 | st.st_mtime = entry->mtime.tv_sec; | |
547 | st.st_size = entry->size; |
|
547 | st.st_size = entry->size; | |
548 | stat = makestat(&st); |
|
548 | stat = makestat(&st); | |
549 | if (!stat) |
|
549 | if (!stat) | |
550 | goto error; |
|
550 | goto error; | |
551 | elem = Py_BuildValue("siN", filename, kind, stat); |
|
551 | elem = Py_BuildValue("siN", filename, kind, stat); | |
552 | } else |
|
552 | } else | |
553 | elem = Py_BuildValue("si", filename, kind); |
|
553 | elem = Py_BuildValue("si", filename, kind); | |
554 | if (!elem) |
|
554 | if (!elem) | |
555 | goto error; |
|
555 | goto error; | |
556 | stat = NULL; |
|
556 | stat = NULL; | |
557 |
|
557 | |||
558 | PyList_Append(list, elem); |
|
558 | PyList_Append(list, elem); | |
559 | Py_DECREF(elem); |
|
559 | Py_DECREF(elem); | |
560 |
|
560 | |||
561 | entry = (attrbuf_entry *)((char *)entry + entry->length); |
|
561 | entry = (attrbuf_entry *)((char *)entry + entry->length); | |
562 | } |
|
562 | } | |
563 | } while (err == 0); |
|
563 | } while (err == 0); | |
564 |
|
564 | |||
565 | ret = list; |
|
565 | ret = list; | |
566 | Py_INCREF(ret); |
|
566 | Py_INCREF(ret); | |
567 |
|
567 | |||
568 | error: |
|
568 | error: | |
569 | Py_DECREF(list); |
|
569 | Py_DECREF(list); | |
570 | Py_XDECREF(stat); |
|
570 | Py_XDECREF(stat); | |
571 | error_dir: |
|
571 | error_dir: | |
572 | close(dfd); |
|
572 | close(dfd); | |
573 | error_value: |
|
573 | error_value: | |
574 | return ret; |
|
574 | return ret; | |
575 | } |
|
575 | } | |
576 |
|
576 | |||
577 | #endif /* __APPLE__ */ |
|
577 | #endif /* __APPLE__ */ | |
578 |
|
578 | |||
579 | static PyObject *_listdir(char *path, int pathlen, int keepstat, char *skip) |
|
579 | static PyObject *_listdir(char *path, int pathlen, int keepstat, char *skip) | |
580 | { |
|
580 | { | |
581 | #ifdef __APPLE__ |
|
581 | #ifdef __APPLE__ | |
582 | PyObject *ret; |
|
582 | PyObject *ret; | |
583 | bool fallback = false; |
|
583 | bool fallback = false; | |
584 |
|
584 | |||
585 | ret = _listdir_batch(path, pathlen, keepstat, skip, &fallback); |
|
585 | ret = _listdir_batch(path, pathlen, keepstat, skip, &fallback); | |
586 | if (ret != NULL || !fallback) |
|
586 | if (ret != NULL || !fallback) | |
587 | return ret; |
|
587 | return ret; | |
588 | #endif |
|
588 | #endif | |
589 | return _listdir_stat(path, pathlen, keepstat, skip); |
|
589 | return _listdir_stat(path, pathlen, keepstat, skip); | |
590 | } |
|
590 | } | |
591 |
|
591 | |||
592 | static PyObject *statfiles(PyObject *self, PyObject *args) |
|
592 | static PyObject *statfiles(PyObject *self, PyObject *args) | |
593 | { |
|
593 | { | |
594 | PyObject *names, *stats; |
|
594 | PyObject *names, *stats; | |
595 | Py_ssize_t i, count; |
|
595 | Py_ssize_t i, count; | |
596 |
|
596 | |||
597 | if (!PyArg_ParseTuple(args, "O:statfiles", &names)) |
|
597 | if (!PyArg_ParseTuple(args, "O:statfiles", &names)) | |
598 | return NULL; |
|
598 | return NULL; | |
599 |
|
599 | |||
600 | count = PySequence_Length(names); |
|
600 | count = PySequence_Length(names); | |
601 | if (count == -1) { |
|
601 | if (count == -1) { | |
602 | PyErr_SetString(PyExc_TypeError, "not a sequence"); |
|
602 | PyErr_SetString(PyExc_TypeError, "not a sequence"); | |
603 | return NULL; |
|
603 | return NULL; | |
604 | } |
|
604 | } | |
605 |
|
605 | |||
606 | stats = PyList_New(count); |
|
606 | stats = PyList_New(count); | |
607 | if (stats == NULL) |
|
607 | if (stats == NULL) | |
608 | return NULL; |
|
608 | return NULL; | |
609 |
|
609 | |||
610 | for (i = 0; i < count; i++) { |
|
610 | for (i = 0; i < count; i++) { | |
611 | PyObject *stat, *pypath; |
|
611 | PyObject *stat, *pypath; | |
612 | struct stat st; |
|
612 | struct stat st; | |
613 | int ret, kind; |
|
613 | int ret, kind; | |
614 | char *path; |
|
614 | char *path; | |
615 |
|
615 | |||
616 | pypath = PySequence_GetItem(names, i); |
|
616 | pypath = PySequence_GetItem(names, i); | |
617 | if (!pypath) |
|
617 | if (!pypath) | |
618 | return NULL; |
|
618 | return NULL; | |
619 | path = PyString_AsString(pypath); |
|
619 | path = PyString_AsString(pypath); | |
620 | if (path == NULL) { |
|
620 | if (path == NULL) { | |
621 | Py_DECREF(pypath); |
|
621 | Py_DECREF(pypath); | |
622 | PyErr_SetString(PyExc_TypeError, "not a string"); |
|
622 | PyErr_SetString(PyExc_TypeError, "not a string"); | |
623 | goto bail; |
|
623 | goto bail; | |
624 | } |
|
624 | } | |
625 | ret = lstat(path, &st); |
|
625 | ret = lstat(path, &st); | |
626 | Py_DECREF(pypath); |
|
626 | Py_DECREF(pypath); | |
627 | kind = st.st_mode & S_IFMT; |
|
627 | kind = st.st_mode & S_IFMT; | |
628 | if (ret != -1 && (kind == S_IFREG || kind == S_IFLNK)) { |
|
628 | if (ret != -1 && (kind == S_IFREG || kind == S_IFLNK)) { | |
629 | stat = makestat(&st); |
|
629 | stat = makestat(&st); | |
630 | if (stat == NULL) |
|
630 | if (stat == NULL) | |
631 | goto bail; |
|
631 | goto bail; | |
632 | PyList_SET_ITEM(stats, i, stat); |
|
632 | PyList_SET_ITEM(stats, i, stat); | |
633 | } else { |
|
633 | } else { | |
634 | Py_INCREF(Py_None); |
|
634 | Py_INCREF(Py_None); | |
635 | PyList_SET_ITEM(stats, i, Py_None); |
|
635 | PyList_SET_ITEM(stats, i, Py_None); | |
636 | } |
|
636 | } | |
637 | } |
|
637 | } | |
638 |
|
638 | |||
639 | return stats; |
|
639 | return stats; | |
640 |
|
640 | |||
641 | bail: |
|
641 | bail: | |
642 | Py_DECREF(stats); |
|
642 | Py_DECREF(stats); | |
643 | return NULL; |
|
643 | return NULL; | |
644 | } |
|
644 | } | |
645 |
|
645 | |||
646 | #endif /* ndef _WIN32 */ |
|
646 | #endif /* ndef _WIN32 */ | |
647 |
|
647 | |||
648 | static PyObject *listdir(PyObject *self, PyObject *args, PyObject *kwargs) |
|
648 | static PyObject *listdir(PyObject *self, PyObject *args, PyObject *kwargs) | |
649 | { |
|
649 | { | |
650 | PyObject *statobj = NULL; /* initialize - optional arg */ |
|
650 | PyObject *statobj = NULL; /* initialize - optional arg */ | |
651 | PyObject *skipobj = NULL; /* initialize - optional arg */ |
|
651 | PyObject *skipobj = NULL; /* initialize - optional arg */ | |
652 | char *path, *skip = NULL; |
|
652 | char *path, *skip = NULL; | |
653 | int wantstat, plen; |
|
653 | int wantstat, plen; | |
654 |
|
654 | |||
655 | static char *kwlist[] = {"path", "stat", "skip", NULL}; |
|
655 | static char *kwlist[] = {"path", "stat", "skip", NULL}; | |
656 |
|
656 | |||
657 | if (!PyArg_ParseTupleAndKeywords(args, kwargs, "s#|OO:listdir", |
|
657 | if (!PyArg_ParseTupleAndKeywords(args, kwargs, "s#|OO:listdir", | |
658 | kwlist, &path, &plen, &statobj, &skipobj)) |
|
658 | kwlist, &path, &plen, &statobj, &skipobj)) | |
659 | return NULL; |
|
659 | return NULL; | |
660 |
|
660 | |||
661 | wantstat = statobj && PyObject_IsTrue(statobj); |
|
661 | wantstat = statobj && PyObject_IsTrue(statobj); | |
662 |
|
662 | |||
663 | if (skipobj && skipobj != Py_None) { |
|
663 | if (skipobj && skipobj != Py_None) { | |
664 | skip = PyBytes_AsString(skipobj); |
|
664 | skip = PyBytes_AsString(skipobj); | |
665 | if (!skip) |
|
665 | if (!skip) | |
666 | return NULL; |
|
666 | return NULL; | |
667 | } |
|
667 | } | |
668 |
|
668 | |||
669 | return _listdir(path, plen, wantstat, skip); |
|
669 | return _listdir(path, plen, wantstat, skip); | |
670 | } |
|
670 | } | |
671 |
|
671 | |||
672 | #ifdef _WIN32 |
|
672 | #ifdef _WIN32 | |
673 | static PyObject *posixfile(PyObject *self, PyObject *args, PyObject *kwds) |
|
673 | static PyObject *posixfile(PyObject *self, PyObject *args, PyObject *kwds) | |
674 | { |
|
674 | { | |
675 | static char *kwlist[] = {"name", "mode", "buffering", NULL}; |
|
675 | static char *kwlist[] = {"name", "mode", "buffering", NULL}; | |
676 | PyObject *file_obj = NULL; |
|
676 | PyObject *file_obj = NULL; | |
677 | char *name = NULL; |
|
677 | char *name = NULL; | |
678 | char *mode = "rb"; |
|
678 | char *mode = "rb"; | |
679 | DWORD access = 0; |
|
679 | DWORD access = 0; | |
680 | DWORD creation; |
|
680 | DWORD creation; | |
681 | HANDLE handle; |
|
681 | HANDLE handle; | |
682 | int fd, flags = 0; |
|
682 | int fd, flags = 0; | |
683 | int bufsize = -1; |
|
683 | int bufsize = -1; | |
684 | char m0, m1, m2; |
|
684 | char m0, m1, m2; | |
685 | char fpmode[4]; |
|
685 | char fpmode[4]; | |
686 | int fppos = 0; |
|
686 | int fppos = 0; | |
687 | int plus; |
|
687 | int plus; | |
688 | FILE *fp; |
|
688 | FILE *fp; | |
689 |
|
689 | |||
690 | if (!PyArg_ParseTupleAndKeywords(args, kwds, "et|si:posixfile", kwlist, |
|
690 | if (!PyArg_ParseTupleAndKeywords(args, kwds, "et|si:posixfile", kwlist, | |
691 | Py_FileSystemDefaultEncoding, |
|
691 | Py_FileSystemDefaultEncoding, | |
692 | &name, &mode, &bufsize)) |
|
692 | &name, &mode, &bufsize)) | |
693 | return NULL; |
|
693 | return NULL; | |
694 |
|
694 | |||
695 | m0 = mode[0]; |
|
695 | m0 = mode[0]; | |
696 | m1 = m0 ? mode[1] : '\0'; |
|
696 | m1 = m0 ? mode[1] : '\0'; | |
697 | m2 = m1 ? mode[2] : '\0'; |
|
697 | m2 = m1 ? mode[2] : '\0'; | |
698 | plus = m1 == '+' || m2 == '+'; |
|
698 | plus = m1 == '+' || m2 == '+'; | |
699 |
|
699 | |||
700 | fpmode[fppos++] = m0; |
|
700 | fpmode[fppos++] = m0; | |
701 | if (m1 == 'b' || m2 == 'b') { |
|
701 | if (m1 == 'b' || m2 == 'b') { | |
702 | flags = _O_BINARY; |
|
702 | flags = _O_BINARY; | |
703 | fpmode[fppos++] = 'b'; |
|
703 | fpmode[fppos++] = 'b'; | |
704 | } |
|
704 | } | |
705 | else |
|
705 | else | |
706 | flags = _O_TEXT; |
|
706 | flags = _O_TEXT; | |
707 | if (m0 == 'r' && !plus) { |
|
707 | if (m0 == 'r' && !plus) { | |
708 | flags |= _O_RDONLY; |
|
708 | flags |= _O_RDONLY; | |
709 | access = GENERIC_READ; |
|
709 | access = GENERIC_READ; | |
710 | } else { |
|
710 | } else { | |
711 | /* |
|
711 | /* | |
712 | work around http://support.microsoft.com/kb/899149 and |
|
712 | work around http://support.microsoft.com/kb/899149 and | |
713 | set _O_RDWR for 'w' and 'a', even if mode has no '+' |
|
713 | set _O_RDWR for 'w' and 'a', even if mode has no '+' | |
714 | */ |
|
714 | */ | |
715 | flags |= _O_RDWR; |
|
715 | flags |= _O_RDWR; | |
716 | access = GENERIC_READ | GENERIC_WRITE; |
|
716 | access = GENERIC_READ | GENERIC_WRITE; | |
717 | fpmode[fppos++] = '+'; |
|
717 | fpmode[fppos++] = '+'; | |
718 | } |
|
718 | } | |
719 | fpmode[fppos++] = '\0'; |
|
719 | fpmode[fppos++] = '\0'; | |
720 |
|
720 | |||
721 | switch (m0) { |
|
721 | switch (m0) { | |
722 | case 'r': |
|
722 | case 'r': | |
723 | creation = OPEN_EXISTING; |
|
723 | creation = OPEN_EXISTING; | |
724 | break; |
|
724 | break; | |
725 | case 'w': |
|
725 | case 'w': | |
726 | creation = CREATE_ALWAYS; |
|
726 | creation = CREATE_ALWAYS; | |
727 | break; |
|
727 | break; | |
728 | case 'a': |
|
728 | case 'a': | |
729 | creation = OPEN_ALWAYS; |
|
729 | creation = OPEN_ALWAYS; | |
730 | flags |= _O_APPEND; |
|
730 | flags |= _O_APPEND; | |
731 | break; |
|
731 | break; | |
732 | default: |
|
732 | default: | |
733 | PyErr_Format(PyExc_ValueError, |
|
733 | PyErr_Format(PyExc_ValueError, | |
734 | "mode string must begin with one of 'r', 'w', " |
|
734 | "mode string must begin with one of 'r', 'w', " | |
735 | "or 'a', not '%c'", m0); |
|
735 | "or 'a', not '%c'", m0); | |
736 | goto bail; |
|
736 | goto bail; | |
737 | } |
|
737 | } | |
738 |
|
738 | |||
739 | handle = CreateFile(name, access, |
|
739 | handle = CreateFile(name, access, | |
740 | FILE_SHARE_READ | FILE_SHARE_WRITE | |
|
740 | FILE_SHARE_READ | FILE_SHARE_WRITE | | |
741 | FILE_SHARE_DELETE, |
|
741 | FILE_SHARE_DELETE, | |
742 | NULL, |
|
742 | NULL, | |
743 | creation, |
|
743 | creation, | |
744 | FILE_ATTRIBUTE_NORMAL, |
|
744 | FILE_ATTRIBUTE_NORMAL, | |
745 | 0); |
|
745 | 0); | |
746 |
|
746 | |||
747 | if (handle == INVALID_HANDLE_VALUE) { |
|
747 | if (handle == INVALID_HANDLE_VALUE) { | |
748 | PyErr_SetFromWindowsErrWithFilename(GetLastError(), name); |
|
748 | PyErr_SetFromWindowsErrWithFilename(GetLastError(), name); | |
749 | goto bail; |
|
749 | goto bail; | |
750 | } |
|
750 | } | |
751 |
|
751 | |||
752 | fd = _open_osfhandle((intptr_t)handle, flags); |
|
752 | fd = _open_osfhandle((intptr_t)handle, flags); | |
753 |
|
753 | |||
754 | if (fd == -1) { |
|
754 | if (fd == -1) { | |
755 | CloseHandle(handle); |
|
755 | CloseHandle(handle); | |
756 | PyErr_SetFromErrnoWithFilename(PyExc_IOError, name); |
|
756 | PyErr_SetFromErrnoWithFilename(PyExc_IOError, name); | |
757 | goto bail; |
|
757 | goto bail; | |
758 | } |
|
758 | } | |
759 | #ifndef IS_PY3K |
|
759 | #ifndef IS_PY3K | |
760 | fp = _fdopen(fd, fpmode); |
|
760 | fp = _fdopen(fd, fpmode); | |
761 | if (fp == NULL) { |
|
761 | if (fp == NULL) { | |
762 | _close(fd); |
|
762 | _close(fd); | |
763 | PyErr_SetFromErrnoWithFilename(PyExc_IOError, name); |
|
763 | PyErr_SetFromErrnoWithFilename(PyExc_IOError, name); | |
764 | goto bail; |
|
764 | goto bail; | |
765 | } |
|
765 | } | |
766 |
|
766 | |||
767 | file_obj = PyFile_FromFile(fp, name, mode, fclose); |
|
767 | file_obj = PyFile_FromFile(fp, name, mode, fclose); | |
768 | if (file_obj == NULL) { |
|
768 | if (file_obj == NULL) { | |
769 | fclose(fp); |
|
769 | fclose(fp); | |
770 | goto bail; |
|
770 | goto bail; | |
771 | } |
|
771 | } | |
772 |
|
772 | |||
773 | PyFile_SetBufSize(file_obj, bufsize); |
|
773 | PyFile_SetBufSize(file_obj, bufsize); | |
774 | #else |
|
774 | #else | |
775 | file_obj = PyFile_FromFd(fd, name, mode, bufsize, NULL, NULL, NULL, 1); |
|
775 | file_obj = PyFile_FromFd(fd, name, mode, bufsize, NULL, NULL, NULL, 1); | |
776 | if (file_obj == NULL) |
|
776 | if (file_obj == NULL) | |
777 | goto bail; |
|
777 | goto bail; | |
778 | #endif |
|
778 | #endif | |
779 | bail: |
|
779 | bail: | |
780 | PyMem_Free(name); |
|
780 | PyMem_Free(name); | |
781 | return file_obj; |
|
781 | return file_obj; | |
782 | } |
|
782 | } | |
783 | #endif |
|
783 | #endif | |
784 |
|
784 | |||
785 | #ifdef __APPLE__ |
|
785 | #ifdef __APPLE__ | |
786 | #include <ApplicationServices/ApplicationServices.h> |
|
786 | #include <ApplicationServices/ApplicationServices.h> | |
787 |
|
787 | |||
788 | static PyObject *isgui(PyObject *self) |
|
788 | static PyObject *isgui(PyObject *self) | |
789 | { |
|
789 | { | |
790 | CFDictionaryRef dict = CGSessionCopyCurrentDictionary(); |
|
790 | CFDictionaryRef dict = CGSessionCopyCurrentDictionary(); | |
791 |
|
791 | |||
792 | if (dict != NULL) { |
|
792 | if (dict != NULL) { | |
793 | CFRelease(dict); |
|
793 | CFRelease(dict); | |
794 | Py_RETURN_TRUE; |
|
794 | Py_RETURN_TRUE; | |
795 | } else { |
|
795 | } else { | |
796 | Py_RETURN_FALSE; |
|
796 | Py_RETURN_FALSE; | |
797 | } |
|
797 | } | |
798 | } |
|
798 | } | |
799 | #endif |
|
799 | #endif | |
800 |
|
800 | |||
801 | static char osutil_doc[] = "Native operating system services."; |
|
801 | static char osutil_doc[] = "Native operating system services."; | |
802 |
|
802 | |||
803 | static PyMethodDef methods[] = { |
|
803 | static PyMethodDef methods[] = { | |
804 | {"listdir", (PyCFunction)listdir, METH_VARARGS | METH_KEYWORDS, |
|
804 | {"listdir", (PyCFunction)listdir, METH_VARARGS | METH_KEYWORDS, | |
805 | "list a directory\n"}, |
|
805 | "list a directory\n"}, | |
806 | #ifdef _WIN32 |
|
806 | #ifdef _WIN32 | |
807 | {"posixfile", (PyCFunction)posixfile, METH_VARARGS | METH_KEYWORDS, |
|
807 | {"posixfile", (PyCFunction)posixfile, METH_VARARGS | METH_KEYWORDS, | |
808 | "Open a file with POSIX-like semantics.\n" |
|
808 | "Open a file with POSIX-like semantics.\n" | |
809 | "On error, this function may raise either a WindowsError or an IOError."}, |
|
809 | "On error, this function may raise either a WindowsError or an IOError."}, | |
810 | #else |
|
810 | #else | |
811 | {"statfiles", (PyCFunction)statfiles, METH_VARARGS | METH_KEYWORDS, |
|
811 | {"statfiles", (PyCFunction)statfiles, METH_VARARGS | METH_KEYWORDS, | |
812 | "stat a series of files or symlinks\n" |
|
812 | "stat a series of files or symlinks\n" | |
813 | "Returns None for non-existent entries and entries of other types.\n"}, |
|
813 | "Returns None for non-existent entries and entries of other types.\n"}, | |
814 | #endif |
|
814 | #endif | |
815 | #ifdef __APPLE__ |
|
815 | #ifdef __APPLE__ | |
816 | { |
|
816 | { | |
817 | "isgui", (PyCFunction)isgui, METH_NOARGS, |
|
817 | "isgui", (PyCFunction)isgui, METH_NOARGS, | |
818 | "Is a CoreGraphics session available?" |
|
818 | "Is a CoreGraphics session available?" | |
819 | }, |
|
819 | }, | |
820 | #endif |
|
820 | #endif | |
821 | {NULL, NULL} |
|
821 | {NULL, NULL} | |
822 | }; |
|
822 | }; | |
823 |
|
823 | |||
824 | #ifdef IS_PY3K |
|
824 | #ifdef IS_PY3K | |
825 | static struct PyModuleDef osutil_module = { |
|
825 | static struct PyModuleDef osutil_module = { | |
826 | PyModuleDef_HEAD_INIT, |
|
826 | PyModuleDef_HEAD_INIT, | |
827 | "osutil", |
|
827 | "osutil", | |
828 | osutil_doc, |
|
828 | osutil_doc, | |
829 | -1, |
|
829 | -1, | |
830 | methods |
|
830 | methods | |
831 | }; |
|
831 | }; | |
832 |
|
832 | |||
833 | PyMODINIT_FUNC PyInit_osutil(void) |
|
833 | PyMODINIT_FUNC PyInit_osutil(void) | |
834 | { |
|
834 | { | |
835 | if (PyType_Ready(&listdir_stat_type) < 0) |
|
835 | if (PyType_Ready(&listdir_stat_type) < 0) | |
836 | return NULL; |
|
836 | return NULL; | |
837 |
|
837 | |||
838 | return PyModule_Create(&osutil_module); |
|
838 | return PyModule_Create(&osutil_module); | |
839 | } |
|
839 | } | |
840 | #else |
|
840 | #else | |
841 | PyMODINIT_FUNC initosutil(void) |
|
841 | PyMODINIT_FUNC initosutil(void) | |
842 | { |
|
842 | { | |
843 | if (PyType_Ready(&listdir_stat_type) == -1) |
|
843 | if (PyType_Ready(&listdir_stat_type) == -1) | |
844 | return; |
|
844 | return; | |
845 |
|
845 | |||
846 | Py_InitModule3("osutil", methods, osutil_doc); |
|
846 | Py_InitModule3("osutil", methods, osutil_doc); | |
847 | } |
|
847 | } | |
848 | #endif |
|
848 | #endif |
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