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@@ -1,842 +1,857 b'' | |||||
1 | from __future__ import absolute_import |
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1 | from __future__ import absolute_import | |
2 |
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2 | |||
3 | import collections |
|
3 | import collections | |
4 | import errno |
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4 | import errno | |
5 | import shutil |
|
5 | import shutil | |
6 | import struct |
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6 | import struct | |
7 |
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7 | |||
8 | from .i18n import _ |
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8 | from .i18n import _ | |
9 | from .node import ( |
|
9 | from .node import ( | |
10 | bin, |
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10 | bin, | |
11 | hex, |
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11 | hex, | |
12 | nullrev, |
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12 | nullrev, | |
13 | ) |
|
13 | ) | |
14 | from . import ( |
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14 | from . import ( | |
15 | error, |
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15 | error, | |
16 | filemerge, |
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16 | filemerge, | |
17 | pycompat, |
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17 | pycompat, | |
18 | util, |
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18 | util, | |
19 | ) |
|
19 | ) | |
20 | from .utils import hashutil |
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20 | from .utils import hashutil | |
21 |
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21 | |||
22 | _pack = struct.pack |
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22 | _pack = struct.pack | |
23 | _unpack = struct.unpack |
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23 | _unpack = struct.unpack | |
24 |
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24 | |||
25 |
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25 | |||
26 | def _droponode(data): |
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26 | def _droponode(data): | |
27 | # used for compatibility for v1 |
|
27 | # used for compatibility for v1 | |
28 | bits = data.split(b'\0') |
|
28 | bits = data.split(b'\0') | |
29 | bits = bits[:-2] + bits[-1:] |
|
29 | bits = bits[:-2] + bits[-1:] | |
30 | return b'\0'.join(bits) |
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30 | return b'\0'.join(bits) | |
31 |
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31 | |||
32 |
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32 | |||
33 | def _filectxorabsent(hexnode, ctx, f): |
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33 | def _filectxorabsent(hexnode, ctx, f): | |
34 | if hexnode == ctx.repo().nodeconstants.nullhex: |
|
34 | if hexnode == ctx.repo().nodeconstants.nullhex: | |
35 | return filemerge.absentfilectx(ctx, f) |
|
35 | return filemerge.absentfilectx(ctx, f) | |
36 | else: |
|
36 | else: | |
37 | return ctx[f] |
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37 | return ctx[f] | |
38 |
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38 | |||
39 |
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39 | |||
40 | # Merge state record types. See ``mergestate`` docs for more. |
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40 | # Merge state record types. See ``mergestate`` docs for more. | |
41 |
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41 | |||
42 | #### |
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42 | #### | |
43 | # merge records which records metadata about a current merge |
|
43 | # merge records which records metadata about a current merge | |
44 | # exists only once in a mergestate |
|
44 | # exists only once in a mergestate | |
45 | ##### |
|
45 | ##### | |
46 | RECORD_LOCAL = b'L' |
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46 | RECORD_LOCAL = b'L' | |
47 | RECORD_OTHER = b'O' |
|
47 | RECORD_OTHER = b'O' | |
48 | # record merge labels |
|
48 | # record merge labels | |
49 | RECORD_LABELS = b'l' |
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49 | RECORD_LABELS = b'l' | |
50 |
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50 | |||
51 | ##### |
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51 | ##### | |
52 | # record extra information about files, with one entry containing info about one |
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52 | # record extra information about files, with one entry containing info about one | |
53 | # file. Hence, multiple of them can exists |
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53 | # file. Hence, multiple of them can exists | |
54 | ##### |
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54 | ##### | |
55 | RECORD_FILE_VALUES = b'f' |
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55 | RECORD_FILE_VALUES = b'f' | |
56 |
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56 | |||
57 | ##### |
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57 | ##### | |
58 | # merge records which represents state of individual merges of files/folders |
|
58 | # merge records which represents state of individual merges of files/folders | |
59 | # These are top level records for each entry containing merge related info. |
|
59 | # These are top level records for each entry containing merge related info. | |
60 | # Each record of these has info about one file. Hence multiple of them can |
|
60 | # Each record of these has info about one file. Hence multiple of them can | |
61 | # exists |
|
61 | # exists | |
62 | ##### |
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62 | ##### | |
63 | RECORD_MERGED = b'F' |
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63 | RECORD_MERGED = b'F' | |
64 | RECORD_CHANGEDELETE_CONFLICT = b'C' |
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64 | RECORD_CHANGEDELETE_CONFLICT = b'C' | |
65 | # the path was dir on one side of merge and file on another |
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65 | # the path was dir on one side of merge and file on another | |
66 | RECORD_PATH_CONFLICT = b'P' |
|
66 | RECORD_PATH_CONFLICT = b'P' | |
67 |
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67 | |||
68 | ##### |
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68 | ##### | |
69 | # possible state which a merge entry can have. These are stored inside top-level |
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69 | # possible state which a merge entry can have. These are stored inside top-level | |
70 | # merge records mentioned just above. |
|
70 | # merge records mentioned just above. | |
71 | ##### |
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71 | ##### | |
72 | MERGE_RECORD_UNRESOLVED = b'u' |
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72 | MERGE_RECORD_UNRESOLVED = b'u' | |
73 | MERGE_RECORD_RESOLVED = b'r' |
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73 | MERGE_RECORD_RESOLVED = b'r' | |
74 | MERGE_RECORD_UNRESOLVED_PATH = b'pu' |
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74 | MERGE_RECORD_UNRESOLVED_PATH = b'pu' | |
75 | MERGE_RECORD_RESOLVED_PATH = b'pr' |
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75 | MERGE_RECORD_RESOLVED_PATH = b'pr' | |
76 | # represents that the file was automatically merged in favor |
|
76 | # represents that the file was automatically merged in favor | |
77 | # of other version. This info is used on commit. |
|
77 | # of other version. This info is used on commit. | |
78 | # This is now deprecated and commit related information is now |
|
78 | # This is now deprecated and commit related information is now | |
79 | # stored in RECORD_FILE_VALUES |
|
79 | # stored in RECORD_FILE_VALUES | |
80 | MERGE_RECORD_MERGED_OTHER = b'o' |
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80 | MERGE_RECORD_MERGED_OTHER = b'o' | |
81 |
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81 | |||
82 | ##### |
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82 | ##### | |
83 | # top level record which stores other unknown records. Multiple of these can |
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83 | # top level record which stores other unknown records. Multiple of these can | |
84 | # exists |
|
84 | # exists | |
85 | ##### |
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85 | ##### | |
86 | RECORD_OVERRIDE = b't' |
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86 | RECORD_OVERRIDE = b't' | |
87 |
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87 | |||
88 | ##### |
|
88 | ##### | |
89 | # legacy records which are no longer used but kept to prevent breaking BC |
|
89 | # legacy records which are no longer used but kept to prevent breaking BC | |
90 | ##### |
|
90 | ##### | |
91 | # This record was release in 5.4 and usage was removed in 5.5 |
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91 | # This record was release in 5.4 and usage was removed in 5.5 | |
92 | LEGACY_RECORD_RESOLVED_OTHER = b'R' |
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92 | LEGACY_RECORD_RESOLVED_OTHER = b'R' | |
93 | # This record was release in 3.7 and usage was removed in 5.6 |
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93 | # This record was release in 3.7 and usage was removed in 5.6 | |
94 | LEGACY_RECORD_DRIVER_RESOLVED = b'd' |
|
94 | LEGACY_RECORD_DRIVER_RESOLVED = b'd' | |
95 | # This record was release in 3.7 and usage was removed in 5.6 |
|
95 | # This record was release in 3.7 and usage was removed in 5.6 | |
96 | LEGACY_MERGE_DRIVER_STATE = b'm' |
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96 | LEGACY_MERGE_DRIVER_STATE = b'm' | |
97 | # This record was release in 3.7 and usage was removed in 5.6 |
|
97 | # This record was release in 3.7 and usage was removed in 5.6 | |
98 | LEGACY_MERGE_DRIVER_MERGE = b'D' |
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98 | LEGACY_MERGE_DRIVER_MERGE = b'D' | |
99 |
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99 | |||
100 |
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100 | |||
101 | ACTION_FORGET = b'f' |
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101 | ACTION_FORGET = b'f' | |
102 | ACTION_REMOVE = b'r' |
|
102 | ACTION_REMOVE = b'r' | |
103 | ACTION_ADD = b'a' |
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103 | ACTION_ADD = b'a' | |
104 | ACTION_GET = b'g' |
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104 | ACTION_GET = b'g' | |
105 | ACTION_PATH_CONFLICT = b'p' |
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105 | ACTION_PATH_CONFLICT = b'p' | |
106 | ACTION_PATH_CONFLICT_RESOLVE = b'pr' |
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106 | ACTION_PATH_CONFLICT_RESOLVE = b'pr' | |
107 | ACTION_ADD_MODIFIED = b'am' |
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107 | ACTION_ADD_MODIFIED = b'am' | |
108 | ACTION_CREATED = b'c' |
|
108 | ACTION_CREATED = b'c' | |
109 | ACTION_DELETED_CHANGED = b'dc' |
|
109 | ACTION_DELETED_CHANGED = b'dc' | |
110 | ACTION_CHANGED_DELETED = b'cd' |
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110 | ACTION_CHANGED_DELETED = b'cd' | |
111 | ACTION_MERGE = b'm' |
|
111 | ACTION_MERGE = b'm' | |
112 | ACTION_LOCAL_DIR_RENAME_GET = b'dg' |
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112 | ACTION_LOCAL_DIR_RENAME_GET = b'dg' | |
113 | ACTION_DIR_RENAME_MOVE_LOCAL = b'dm' |
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113 | ACTION_DIR_RENAME_MOVE_LOCAL = b'dm' | |
114 | ACTION_KEEP = b'k' |
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114 | ACTION_KEEP = b'k' | |
115 | # the file was absent on local side before merge and we should |
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115 | # the file was absent on local side before merge and we should | |
116 | # keep it absent (absent means file not present, it can be a result |
|
116 | # keep it absent (absent means file not present, it can be a result | |
117 | # of file deletion, rename etc.) |
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117 | # of file deletion, rename etc.) | |
118 | ACTION_KEEP_ABSENT = b'ka' |
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118 | ACTION_KEEP_ABSENT = b'ka' | |
119 | # the file is absent on the ancestor and remote side of the merge |
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119 | # the file is absent on the ancestor and remote side of the merge | |
120 | # hence this file is new and we should keep it |
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120 | # hence this file is new and we should keep it | |
121 | ACTION_KEEP_NEW = b'kn' |
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121 | ACTION_KEEP_NEW = b'kn' | |
122 | ACTION_EXEC = b'e' |
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122 | ACTION_EXEC = b'e' | |
123 | ACTION_CREATED_MERGE = b'cm' |
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123 | ACTION_CREATED_MERGE = b'cm' | |
124 |
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124 | |||
125 | # actions which are no op |
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125 | # actions which are no op | |
126 | NO_OP_ACTIONS = ( |
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126 | NO_OP_ACTIONS = ( | |
127 | ACTION_KEEP, |
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127 | ACTION_KEEP, | |
128 | ACTION_KEEP_ABSENT, |
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128 | ACTION_KEEP_ABSENT, | |
129 | ACTION_KEEP_NEW, |
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129 | ACTION_KEEP_NEW, | |
130 | ) |
|
130 | ) | |
131 |
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131 | |||
132 |
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132 | |||
133 | class _mergestate_base(object): |
|
133 | class _mergestate_base(object): | |
134 | """track 3-way merge state of individual files |
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134 | """track 3-way merge state of individual files | |
135 |
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135 | |||
136 | The merge state is stored on disk when needed. Two files are used: one with |
|
136 | The merge state is stored on disk when needed. Two files are used: one with | |
137 | an old format (version 1), and one with a new format (version 2). Version 2 |
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137 | an old format (version 1), and one with a new format (version 2). Version 2 | |
138 | stores a superset of the data in version 1, including new kinds of records |
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138 | stores a superset of the data in version 1, including new kinds of records | |
139 | in the future. For more about the new format, see the documentation for |
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139 | in the future. For more about the new format, see the documentation for | |
140 | `_readrecordsv2`. |
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140 | `_readrecordsv2`. | |
141 |
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141 | |||
142 | Each record can contain arbitrary content, and has an associated type. This |
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142 | Each record can contain arbitrary content, and has an associated type. This | |
143 | `type` should be a letter. If `type` is uppercase, the record is mandatory: |
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143 | `type` should be a letter. If `type` is uppercase, the record is mandatory: | |
144 | versions of Mercurial that don't support it should abort. If `type` is |
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144 | versions of Mercurial that don't support it should abort. If `type` is | |
145 | lowercase, the record can be safely ignored. |
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145 | lowercase, the record can be safely ignored. | |
146 |
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146 | |||
147 | Currently known records: |
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147 | Currently known records: | |
148 |
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148 | |||
149 | L: the node of the "local" part of the merge (hexified version) |
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149 | L: the node of the "local" part of the merge (hexified version) | |
150 | O: the node of the "other" part of the merge (hexified version) |
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150 | O: the node of the "other" part of the merge (hexified version) | |
151 | F: a file to be merged entry |
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151 | F: a file to be merged entry | |
152 | C: a change/delete or delete/change conflict |
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152 | C: a change/delete or delete/change conflict | |
153 | P: a path conflict (file vs directory) |
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153 | P: a path conflict (file vs directory) | |
154 | f: a (filename, dictionary) tuple of optional values for a given file |
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154 | f: a (filename, dictionary) tuple of optional values for a given file | |
155 | l: the labels for the parts of the merge. |
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155 | l: the labels for the parts of the merge. | |
156 |
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156 | |||
157 | Merge record states (stored in self._state, indexed by filename): |
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157 | Merge record states (stored in self._state, indexed by filename): | |
158 | u: unresolved conflict |
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158 | u: unresolved conflict | |
159 | r: resolved conflict |
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159 | r: resolved conflict | |
160 | pu: unresolved path conflict (file conflicts with directory) |
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160 | pu: unresolved path conflict (file conflicts with directory) | |
161 | pr: resolved path conflict |
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161 | pr: resolved path conflict | |
162 | o: file was merged in favor of other parent of merge (DEPRECATED) |
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162 | o: file was merged in favor of other parent of merge (DEPRECATED) | |
163 |
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163 | |||
164 | The resolve command transitions between 'u' and 'r' for conflicts and |
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164 | The resolve command transitions between 'u' and 'r' for conflicts and | |
165 | 'pu' and 'pr' for path conflicts. |
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165 | 'pu' and 'pr' for path conflicts. | |
166 | """ |
|
166 | """ | |
167 |
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167 | |||
168 | def __init__(self, repo): |
|
168 | def __init__(self, repo): | |
169 | """Initialize the merge state. |
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169 | """Initialize the merge state. | |
170 |
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170 | |||
171 | Do not use this directly! Instead call read() or clean().""" |
|
171 | Do not use this directly! Instead call read() or clean().""" | |
172 | self._repo = repo |
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172 | self._repo = repo | |
173 | self._state = {} |
|
173 | self._state = {} | |
174 | self._stateextras = collections.defaultdict(dict) |
|
174 | self._stateextras = collections.defaultdict(dict) | |
175 | self._local = None |
|
175 | self._local = None | |
176 | self._other = None |
|
176 | self._other = None | |
177 | self._labels = None |
|
177 | self._labels = None | |
178 | # contains a mapping of form: |
|
178 | # contains a mapping of form: | |
179 | # {filename : (merge_return_value, action_to_be_performed} |
|
179 | # {filename : (merge_return_value, action_to_be_performed} | |
180 | # these are results of re-running merge process |
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180 | # these are results of re-running merge process | |
181 | # this dict is used to perform actions on dirstate caused by re-running |
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181 | # this dict is used to perform actions on dirstate caused by re-running | |
182 | # the merge |
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182 | # the merge | |
183 | self._results = {} |
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183 | self._results = {} | |
184 | self._dirty = False |
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184 | self._dirty = False | |
185 |
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185 | |||
186 | def reset(self): |
|
186 | def reset(self): | |
187 | pass |
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187 | pass | |
188 |
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188 | |||
189 | def start(self, node, other, labels=None): |
|
189 | def start(self, node, other, labels=None): | |
190 | self._local = node |
|
190 | self._local = node | |
191 | self._other = other |
|
191 | self._other = other | |
192 | self._labels = labels |
|
192 | self._labels = labels | |
193 |
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193 | |||
194 | @util.propertycache |
|
194 | @util.propertycache | |
195 | def local(self): |
|
195 | def local(self): | |
196 | if self._local is None: |
|
196 | if self._local is None: | |
197 | msg = b"local accessed but self._local isn't set" |
|
197 | msg = b"local accessed but self._local isn't set" | |
198 | raise error.ProgrammingError(msg) |
|
198 | raise error.ProgrammingError(msg) | |
199 | return self._local |
|
199 | return self._local | |
200 |
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200 | |||
201 | @util.propertycache |
|
201 | @util.propertycache | |
202 | def localctx(self): |
|
202 | def localctx(self): | |
203 | return self._repo[self.local] |
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203 | return self._repo[self.local] | |
204 |
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204 | |||
205 | @util.propertycache |
|
205 | @util.propertycache | |
206 | def other(self): |
|
206 | def other(self): | |
207 | if self._other is None: |
|
207 | if self._other is None: | |
208 | msg = b"other accessed but self._other isn't set" |
|
208 | msg = b"other accessed but self._other isn't set" | |
209 | raise error.ProgrammingError(msg) |
|
209 | raise error.ProgrammingError(msg) | |
210 | return self._other |
|
210 | return self._other | |
211 |
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211 | |||
212 | @util.propertycache |
|
212 | @util.propertycache | |
213 | def otherctx(self): |
|
213 | def otherctx(self): | |
214 | return self._repo[self.other] |
|
214 | return self._repo[self.other] | |
215 |
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215 | |||
216 | def active(self): |
|
216 | def active(self): | |
217 | """Whether mergestate is active. |
|
217 | """Whether mergestate is active. | |
218 |
|
218 | |||
219 | Returns True if there appears to be mergestate. This is a rough proxy |
|
219 | Returns True if there appears to be mergestate. This is a rough proxy | |
220 | for "is a merge in progress." |
|
220 | for "is a merge in progress." | |
221 | """ |
|
221 | """ | |
222 | return bool(self._local) or bool(self._state) |
|
222 | return bool(self._local) or bool(self._state) | |
223 |
|
223 | |||
224 | def commit(self): |
|
224 | def commit(self): | |
225 | """Write current state on disk (if necessary)""" |
|
225 | """Write current state on disk (if necessary)""" | |
226 |
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226 | |||
227 | @staticmethod |
|
227 | @staticmethod | |
228 | def getlocalkey(path): |
|
228 | def getlocalkey(path): | |
229 | """hash the path of a local file context for storage in the .hg/merge |
|
229 | """hash the path of a local file context for storage in the .hg/merge | |
230 | directory.""" |
|
230 | directory.""" | |
231 |
|
231 | |||
232 | return hex(hashutil.sha1(path).digest()) |
|
232 | return hex(hashutil.sha1(path).digest()) | |
233 |
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233 | |||
234 | def _make_backup(self, fctx, localkey): |
|
234 | def _make_backup(self, fctx, localkey): | |
235 | raise NotImplementedError() |
|
235 | raise NotImplementedError() | |
236 |
|
236 | |||
237 | def _restore_backup(self, fctx, localkey, flags): |
|
237 | def _restore_backup(self, fctx, localkey, flags): | |
238 | raise NotImplementedError() |
|
238 | raise NotImplementedError() | |
239 |
|
239 | |||
240 | def add(self, fcl, fco, fca, fd): |
|
240 | def add(self, fcl, fco, fca, fd): | |
241 | """add a new (potentially?) conflicting file the merge state |
|
241 | """add a new (potentially?) conflicting file the merge state | |
242 | fcl: file context for local, |
|
242 | fcl: file context for local, | |
243 | fco: file context for remote, |
|
243 | fco: file context for remote, | |
244 | fca: file context for ancestors, |
|
244 | fca: file context for ancestors, | |
245 | fd: file path of the resulting merge. |
|
245 | fd: file path of the resulting merge. | |
246 |
|
246 | |||
247 | note: also write the local version to the `.hg/merge` directory. |
|
247 | note: also write the local version to the `.hg/merge` directory. | |
248 | """ |
|
248 | """ | |
249 | if fcl.isabsent(): |
|
249 | if fcl.isabsent(): | |
250 | localkey = self._repo.nodeconstants.nullhex |
|
250 | localkey = self._repo.nodeconstants.nullhex | |
251 | else: |
|
251 | else: | |
252 | localkey = mergestate.getlocalkey(fcl.path()) |
|
252 | localkey = mergestate.getlocalkey(fcl.path()) | |
253 | self._make_backup(fcl, localkey) |
|
253 | self._make_backup(fcl, localkey) | |
254 | self._state[fd] = [ |
|
254 | self._state[fd] = [ | |
255 | MERGE_RECORD_UNRESOLVED, |
|
255 | MERGE_RECORD_UNRESOLVED, | |
256 | localkey, |
|
256 | localkey, | |
257 | fcl.path(), |
|
257 | fcl.path(), | |
258 | fca.path(), |
|
258 | fca.path(), | |
259 | hex(fca.filenode()), |
|
259 | hex(fca.filenode()), | |
260 | fco.path(), |
|
260 | fco.path(), | |
261 | hex(fco.filenode()), |
|
261 | hex(fco.filenode()), | |
262 | fcl.flags(), |
|
262 | fcl.flags(), | |
263 | ] |
|
263 | ] | |
264 | self._stateextras[fd][b'ancestorlinknode'] = hex(fca.node()) |
|
264 | self._stateextras[fd][b'ancestorlinknode'] = hex(fca.node()) | |
265 | self._dirty = True |
|
265 | self._dirty = True | |
266 |
|
266 | |||
267 | def addpathconflict(self, path, frename, forigin): |
|
267 | def addpathconflict(self, path, frename, forigin): | |
268 | """add a new conflicting path to the merge state |
|
268 | """add a new conflicting path to the merge state | |
269 | path: the path that conflicts |
|
269 | path: the path that conflicts | |
270 | frename: the filename the conflicting file was renamed to |
|
270 | frename: the filename the conflicting file was renamed to | |
271 | forigin: origin of the file ('l' or 'r' for local/remote) |
|
271 | forigin: origin of the file ('l' or 'r' for local/remote) | |
272 | """ |
|
272 | """ | |
273 | self._state[path] = [MERGE_RECORD_UNRESOLVED_PATH, frename, forigin] |
|
273 | self._state[path] = [MERGE_RECORD_UNRESOLVED_PATH, frename, forigin] | |
274 | self._dirty = True |
|
274 | self._dirty = True | |
275 |
|
275 | |||
276 | def addcommitinfo(self, path, data): |
|
276 | def addcommitinfo(self, path, data): | |
277 | """stores information which is required at commit |
|
277 | """stores information which is required at commit | |
278 | into _stateextras""" |
|
278 | into _stateextras""" | |
279 | self._stateextras[path].update(data) |
|
279 | self._stateextras[path].update(data) | |
280 | self._dirty = True |
|
280 | self._dirty = True | |
281 |
|
281 | |||
282 | def __contains__(self, dfile): |
|
282 | def __contains__(self, dfile): | |
283 | return dfile in self._state |
|
283 | return dfile in self._state | |
284 |
|
284 | |||
285 | def __getitem__(self, dfile): |
|
285 | def __getitem__(self, dfile): | |
286 | return self._state[dfile][0] |
|
286 | return self._state[dfile][0] | |
287 |
|
287 | |||
288 | def __iter__(self): |
|
288 | def __iter__(self): | |
289 | return iter(sorted(self._state)) |
|
289 | return iter(sorted(self._state)) | |
290 |
|
290 | |||
291 | def files(self): |
|
291 | def files(self): | |
292 | return self._state.keys() |
|
292 | return self._state.keys() | |
293 |
|
293 | |||
294 | def mark(self, dfile, state): |
|
294 | def mark(self, dfile, state): | |
295 | self._state[dfile][0] = state |
|
295 | self._state[dfile][0] = state | |
296 | self._dirty = True |
|
296 | self._dirty = True | |
297 |
|
297 | |||
298 | def unresolved(self): |
|
298 | def unresolved(self): | |
299 | """Obtain the paths of unresolved files.""" |
|
299 | """Obtain the paths of unresolved files.""" | |
300 |
|
300 | |||
301 | for f, entry in pycompat.iteritems(self._state): |
|
301 | for f, entry in pycompat.iteritems(self._state): | |
302 | if entry[0] in ( |
|
302 | if entry[0] in ( | |
303 | MERGE_RECORD_UNRESOLVED, |
|
303 | MERGE_RECORD_UNRESOLVED, | |
304 | MERGE_RECORD_UNRESOLVED_PATH, |
|
304 | MERGE_RECORD_UNRESOLVED_PATH, | |
305 | ): |
|
305 | ): | |
306 | yield f |
|
306 | yield f | |
307 |
|
307 | |||
308 | def allextras(self): |
|
308 | def allextras(self): | |
309 | """return all extras information stored with the mergestate""" |
|
309 | """return all extras information stored with the mergestate""" | |
310 | return self._stateextras |
|
310 | return self._stateextras | |
311 |
|
311 | |||
312 | def extras(self, filename): |
|
312 | def extras(self, filename): | |
313 | """return extras stored with the mergestate for the given filename""" |
|
313 | """return extras stored with the mergestate for the given filename""" | |
314 | return self._stateextras[filename] |
|
314 | return self._stateextras[filename] | |
315 |
|
315 | |||
316 | def _resolve(self, preresolve, dfile, wctx): |
|
316 | def _resolve(self, preresolve, dfile, wctx): | |
317 | """rerun merge process for file path `dfile`. |
|
317 | """rerun merge process for file path `dfile`. | |
318 | Returns whether the merge was completed and the return value of merge |
|
318 | Returns whether the merge was completed and the return value of merge | |
319 | obtained from filemerge._filemerge(). |
|
319 | obtained from filemerge._filemerge(). | |
320 | """ |
|
320 | """ | |
321 | if self[dfile] in ( |
|
321 | if self[dfile] in ( | |
322 | MERGE_RECORD_RESOLVED, |
|
322 | MERGE_RECORD_RESOLVED, | |
323 | LEGACY_RECORD_DRIVER_RESOLVED, |
|
323 | LEGACY_RECORD_DRIVER_RESOLVED, | |
324 | ): |
|
324 | ): | |
325 | return True, 0 |
|
325 | return True, 0 | |
326 | stateentry = self._state[dfile] |
|
326 | stateentry = self._state[dfile] | |
327 | state, localkey, lfile, afile, anode, ofile, onode, flags = stateentry |
|
327 | state, localkey, lfile, afile, anode, ofile, onode, flags = stateentry | |
328 | octx = self._repo[self._other] |
|
328 | octx = self._repo[self._other] | |
329 | extras = self.extras(dfile) |
|
329 | extras = self.extras(dfile) | |
330 | anccommitnode = extras.get(b'ancestorlinknode') |
|
330 | anccommitnode = extras.get(b'ancestorlinknode') | |
331 | if anccommitnode: |
|
331 | if anccommitnode: | |
332 | actx = self._repo[anccommitnode] |
|
332 | actx = self._repo[anccommitnode] | |
333 | else: |
|
333 | else: | |
334 | actx = None |
|
334 | actx = None | |
335 | fcd = _filectxorabsent(localkey, wctx, dfile) |
|
335 | fcd = _filectxorabsent(localkey, wctx, dfile) | |
336 | fco = _filectxorabsent(onode, octx, ofile) |
|
336 | fco = _filectxorabsent(onode, octx, ofile) | |
337 | # TODO: move this to filectxorabsent |
|
337 | # TODO: move this to filectxorabsent | |
338 | fca = self._repo.filectx(afile, fileid=anode, changectx=actx) |
|
338 | fca = self._repo.filectx(afile, fileid=anode, changectx=actx) | |
339 | # "premerge" x flags |
|
339 | # "premerge" x flags | |
340 | flo = fco.flags() |
|
340 | flo = fco.flags() | |
341 | fla = fca.flags() |
|
341 | fla = fca.flags() | |
342 | if b'x' in flags + flo + fla and b'l' not in flags + flo + fla: |
|
342 | if b'x' in flags + flo + fla and b'l' not in flags + flo + fla: | |
343 | if fca.rev() == nullrev and flags != flo: |
|
343 | if fca.rev() == nullrev and flags != flo: | |
344 | if preresolve: |
|
344 | if preresolve: | |
345 | self._repo.ui.warn( |
|
345 | self._repo.ui.warn( | |
346 | _( |
|
346 | _( | |
347 | b'warning: cannot merge flags for %s ' |
|
347 | b'warning: cannot merge flags for %s ' | |
348 | b'without common ancestor - keeping local flags\n' |
|
348 | b'without common ancestor - keeping local flags\n' | |
349 | ) |
|
349 | ) | |
350 | % afile |
|
350 | % afile | |
351 | ) |
|
351 | ) | |
352 | elif flags == fla: |
|
352 | elif flags == fla: | |
353 | flags = flo |
|
353 | flags = flo | |
354 | if preresolve: |
|
354 | if preresolve: | |
355 | # restore local |
|
355 | # restore local | |
356 | if localkey != self._repo.nodeconstants.nullhex: |
|
356 | if localkey != self._repo.nodeconstants.nullhex: | |
357 | self._restore_backup(wctx[dfile], localkey, flags) |
|
357 | self._restore_backup(wctx[dfile], localkey, flags) | |
358 | else: |
|
358 | else: | |
359 | wctx[dfile].remove(ignoremissing=True) |
|
359 | wctx[dfile].remove(ignoremissing=True) | |
360 | complete, merge_ret, deleted = filemerge.premerge( |
|
360 | complete, merge_ret, deleted = filemerge.premerge( | |
361 | self._repo, |
|
361 | self._repo, | |
362 | wctx, |
|
362 | wctx, | |
363 | self._local, |
|
363 | self._local, | |
364 | lfile, |
|
364 | lfile, | |
365 | fcd, |
|
365 | fcd, | |
366 | fco, |
|
366 | fco, | |
367 | fca, |
|
367 | fca, | |
368 | labels=self._labels, |
|
368 | labels=self._labels, | |
369 | ) |
|
369 | ) | |
370 | else: |
|
370 | else: | |
371 | complete, merge_ret, deleted = filemerge.filemerge( |
|
371 | complete, merge_ret, deleted = filemerge.filemerge( | |
372 | self._repo, |
|
372 | self._repo, | |
373 | wctx, |
|
373 | wctx, | |
374 | self._local, |
|
374 | self._local, | |
375 | lfile, |
|
375 | lfile, | |
376 | fcd, |
|
376 | fcd, | |
377 | fco, |
|
377 | fco, | |
378 | fca, |
|
378 | fca, | |
379 | labels=self._labels, |
|
379 | labels=self._labels, | |
380 | ) |
|
380 | ) | |
381 | if merge_ret is None: |
|
381 | if merge_ret is None: | |
382 | # If return value of merge is None, then there are no real conflict |
|
382 | # If return value of merge is None, then there are no real conflict | |
383 | del self._state[dfile] |
|
383 | del self._state[dfile] | |
384 | self._dirty = True |
|
384 | self._dirty = True | |
385 | elif not merge_ret: |
|
385 | elif not merge_ret: | |
386 | self.mark(dfile, MERGE_RECORD_RESOLVED) |
|
386 | self.mark(dfile, MERGE_RECORD_RESOLVED) | |
387 |
|
387 | |||
388 | if complete: |
|
388 | if complete: | |
389 | action = None |
|
389 | action = None | |
390 | if deleted: |
|
390 | if deleted: | |
391 | if fcd.isabsent(): |
|
391 | if fcd.isabsent(): | |
392 | # dc: local picked. Need to drop if present, which may |
|
392 | # dc: local picked. Need to drop if present, which may | |
393 | # happen on re-resolves. |
|
393 | # happen on re-resolves. | |
394 | action = ACTION_FORGET |
|
394 | action = ACTION_FORGET | |
395 | else: |
|
395 | else: | |
396 | # cd: remote picked (or otherwise deleted) |
|
396 | # cd: remote picked (or otherwise deleted) | |
397 | action = ACTION_REMOVE |
|
397 | action = ACTION_REMOVE | |
398 | else: |
|
398 | else: | |
399 | if fcd.isabsent(): # dc: remote picked |
|
399 | if fcd.isabsent(): # dc: remote picked | |
400 | action = ACTION_GET |
|
400 | action = ACTION_GET | |
401 | elif fco.isabsent(): # cd: local picked |
|
401 | elif fco.isabsent(): # cd: local picked | |
402 | if dfile in self.localctx: |
|
402 | if dfile in self.localctx: | |
403 | action = ACTION_ADD_MODIFIED |
|
403 | action = ACTION_ADD_MODIFIED | |
404 | else: |
|
404 | else: | |
405 | action = ACTION_ADD |
|
405 | action = ACTION_ADD | |
406 | # else: regular merges (no action necessary) |
|
406 | # else: regular merges (no action necessary) | |
407 | self._results[dfile] = merge_ret, action |
|
407 | self._results[dfile] = merge_ret, action | |
408 |
|
408 | |||
409 | return complete, merge_ret |
|
409 | return complete, merge_ret | |
410 |
|
410 | |||
411 | def preresolve(self, dfile, wctx): |
|
411 | def preresolve(self, dfile, wctx): | |
412 | """run premerge process for dfile |
|
412 | """run premerge process for dfile | |
413 |
|
413 | |||
414 | Returns whether the merge is complete, and the exit code.""" |
|
414 | Returns whether the merge is complete, and the exit code.""" | |
415 | return self._resolve(True, dfile, wctx) |
|
415 | return self._resolve(True, dfile, wctx) | |
416 |
|
416 | |||
417 | def resolve(self, dfile, wctx): |
|
417 | def resolve(self, dfile, wctx): | |
418 | """run merge process (assuming premerge was run) for dfile |
|
418 | """run merge process (assuming premerge was run) for dfile | |
419 |
|
419 | |||
420 | Returns the exit code of the merge.""" |
|
420 | Returns the exit code of the merge.""" | |
421 | return self._resolve(False, dfile, wctx)[1] |
|
421 | return self._resolve(False, dfile, wctx)[1] | |
422 |
|
422 | |||
423 | def counts(self): |
|
423 | def counts(self): | |
424 | """return counts for updated, merged and removed files in this |
|
424 | """return counts for updated, merged and removed files in this | |
425 | session""" |
|
425 | session""" | |
426 | updated, merged, removed = 0, 0, 0 |
|
426 | updated, merged, removed = 0, 0, 0 | |
427 | for r, action in pycompat.itervalues(self._results): |
|
427 | for r, action in pycompat.itervalues(self._results): | |
428 | if r is None: |
|
428 | if r is None: | |
429 | updated += 1 |
|
429 | updated += 1 | |
430 | elif r == 0: |
|
430 | elif r == 0: | |
431 | if action == ACTION_REMOVE: |
|
431 | if action == ACTION_REMOVE: | |
432 | removed += 1 |
|
432 | removed += 1 | |
433 | else: |
|
433 | else: | |
434 | merged += 1 |
|
434 | merged += 1 | |
435 | return updated, merged, removed |
|
435 | return updated, merged, removed | |
436 |
|
436 | |||
437 | def unresolvedcount(self): |
|
437 | def unresolvedcount(self): | |
438 | """get unresolved count for this merge (persistent)""" |
|
438 | """get unresolved count for this merge (persistent)""" | |
439 | return len(list(self.unresolved())) |
|
439 | return len(list(self.unresolved())) | |
440 |
|
440 | |||
441 | def actions(self): |
|
441 | def actions(self): | |
442 | """return lists of actions to perform on the dirstate""" |
|
442 | """return lists of actions to perform on the dirstate""" | |
443 | actions = { |
|
443 | actions = { | |
444 | ACTION_REMOVE: [], |
|
444 | ACTION_REMOVE: [], | |
445 | ACTION_FORGET: [], |
|
445 | ACTION_FORGET: [], | |
446 | ACTION_ADD: [], |
|
446 | ACTION_ADD: [], | |
447 | ACTION_ADD_MODIFIED: [], |
|
447 | ACTION_ADD_MODIFIED: [], | |
448 | ACTION_GET: [], |
|
448 | ACTION_GET: [], | |
449 | } |
|
449 | } | |
450 | for f, (r, action) in pycompat.iteritems(self._results): |
|
450 | for f, (r, action) in pycompat.iteritems(self._results): | |
451 | if action is not None: |
|
451 | if action is not None: | |
452 | actions[action].append((f, None, b"merge result")) |
|
452 | actions[action].append((f, None, b"merge result")) | |
453 | return actions |
|
453 | return actions | |
454 |
|
454 | |||
455 |
|
455 | |||
456 | class mergestate(_mergestate_base): |
|
456 | class mergestate(_mergestate_base): | |
457 |
|
457 | |||
458 | statepathv1 = b'merge/state' |
|
458 | statepathv1 = b'merge/state' | |
459 | statepathv2 = b'merge/state2' |
|
459 | statepathv2 = b'merge/state2' | |
460 |
|
460 | |||
461 | @staticmethod |
|
461 | @staticmethod | |
462 | def clean(repo): |
|
462 | def clean(repo): | |
463 | """Initialize a brand new merge state, removing any existing state on |
|
463 | """Initialize a brand new merge state, removing any existing state on | |
464 | disk.""" |
|
464 | disk.""" | |
465 | ms = mergestate(repo) |
|
465 | ms = mergestate(repo) | |
466 | ms.reset() |
|
466 | ms.reset() | |
467 | return ms |
|
467 | return ms | |
468 |
|
468 | |||
469 | @staticmethod |
|
469 | @staticmethod | |
470 | def read(repo): |
|
470 | def read(repo): | |
471 | """Initialize the merge state, reading it from disk.""" |
|
471 | """Initialize the merge state, reading it from disk.""" | |
472 | ms = mergestate(repo) |
|
472 | ms = mergestate(repo) | |
473 | ms._read() |
|
473 | ms._read() | |
474 | return ms |
|
474 | return ms | |
475 |
|
475 | |||
476 | def _read(self): |
|
476 | def _read(self): | |
477 | """Analyse each record content to restore a serialized state from disk |
|
477 | """Analyse each record content to restore a serialized state from disk | |
478 |
|
478 | |||
479 | This function process "record" entry produced by the de-serialization |
|
479 | This function process "record" entry produced by the de-serialization | |
480 | of on disk file. |
|
480 | of on disk file. | |
481 | """ |
|
481 | """ | |
482 | unsupported = set() |
|
482 | unsupported = set() | |
483 | records = self._readrecords() |
|
483 | records = self._readrecords() | |
484 | for rtype, record in records: |
|
484 | for rtype, record in records: | |
485 | if rtype == RECORD_LOCAL: |
|
485 | if rtype == RECORD_LOCAL: | |
486 | self._local = bin(record) |
|
486 | self._local = bin(record) | |
487 | elif rtype == RECORD_OTHER: |
|
487 | elif rtype == RECORD_OTHER: | |
488 | self._other = bin(record) |
|
488 | self._other = bin(record) | |
489 | elif rtype == LEGACY_MERGE_DRIVER_STATE: |
|
489 | elif rtype == LEGACY_MERGE_DRIVER_STATE: | |
490 | pass |
|
490 | pass | |
491 | elif rtype in ( |
|
491 | elif rtype in ( | |
492 | RECORD_MERGED, |
|
492 | RECORD_MERGED, | |
493 | RECORD_CHANGEDELETE_CONFLICT, |
|
493 | RECORD_CHANGEDELETE_CONFLICT, | |
494 | RECORD_PATH_CONFLICT, |
|
494 | RECORD_PATH_CONFLICT, | |
495 | LEGACY_MERGE_DRIVER_MERGE, |
|
495 | LEGACY_MERGE_DRIVER_MERGE, | |
496 | LEGACY_RECORD_RESOLVED_OTHER, |
|
496 | LEGACY_RECORD_RESOLVED_OTHER, | |
497 | ): |
|
497 | ): | |
498 | bits = record.split(b'\0') |
|
498 | bits = record.split(b'\0') | |
499 | # merge entry type MERGE_RECORD_MERGED_OTHER is deprecated |
|
499 | # merge entry type MERGE_RECORD_MERGED_OTHER is deprecated | |
500 | # and we now store related information in _stateextras, so |
|
500 | # and we now store related information in _stateextras, so | |
501 | # lets write to _stateextras directly |
|
501 | # lets write to _stateextras directly | |
502 | if bits[1] == MERGE_RECORD_MERGED_OTHER: |
|
502 | if bits[1] == MERGE_RECORD_MERGED_OTHER: | |
503 | self._stateextras[bits[0]][b'filenode-source'] = b'other' |
|
503 | self._stateextras[bits[0]][b'filenode-source'] = b'other' | |
504 | else: |
|
504 | else: | |
505 | self._state[bits[0]] = bits[1:] |
|
505 | self._state[bits[0]] = bits[1:] | |
506 | elif rtype == RECORD_FILE_VALUES: |
|
506 | elif rtype == RECORD_FILE_VALUES: | |
507 | filename, rawextras = record.split(b'\0', 1) |
|
507 | filename, rawextras = record.split(b'\0', 1) | |
508 | extraparts = rawextras.split(b'\0') |
|
508 | extraparts = rawextras.split(b'\0') | |
509 | extras = {} |
|
509 | extras = {} | |
510 | i = 0 |
|
510 | i = 0 | |
511 | while i < len(extraparts): |
|
511 | while i < len(extraparts): | |
512 | extras[extraparts[i]] = extraparts[i + 1] |
|
512 | extras[extraparts[i]] = extraparts[i + 1] | |
513 | i += 2 |
|
513 | i += 2 | |
514 |
|
514 | |||
515 | self._stateextras[filename] = extras |
|
515 | self._stateextras[filename] = extras | |
516 | elif rtype == RECORD_LABELS: |
|
516 | elif rtype == RECORD_LABELS: | |
517 | labels = record.split(b'\0', 2) |
|
517 | labels = record.split(b'\0', 2) | |
518 | self._labels = [l for l in labels if len(l) > 0] |
|
518 | self._labels = [l for l in labels if len(l) > 0] | |
519 | elif not rtype.islower(): |
|
519 | elif not rtype.islower(): | |
520 | unsupported.add(rtype) |
|
520 | unsupported.add(rtype) | |
521 |
|
521 | |||
522 | if unsupported: |
|
522 | if unsupported: | |
523 | raise error.UnsupportedMergeRecords(unsupported) |
|
523 | raise error.UnsupportedMergeRecords(unsupported) | |
524 |
|
524 | |||
525 | def _readrecords(self): |
|
525 | def _readrecords(self): | |
526 | """Read merge state from disk and return a list of record (TYPE, data) |
|
526 | """Read merge state from disk and return a list of record (TYPE, data) | |
527 |
|
527 | |||
528 | We read data from both v1 and v2 files and decide which one to use. |
|
528 | We read data from both v1 and v2 files and decide which one to use. | |
529 |
|
529 | |||
530 | V1 has been used by version prior to 2.9.1 and contains less data than |
|
530 | V1 has been used by version prior to 2.9.1 and contains less data than | |
531 | v2. We read both versions and check if no data in v2 contradicts |
|
531 | v2. We read both versions and check if no data in v2 contradicts | |
532 | v1. If there is not contradiction we can safely assume that both v1 |
|
532 | v1. If there is not contradiction we can safely assume that both v1 | |
533 | and v2 were written at the same time and use the extract data in v2. If |
|
533 | and v2 were written at the same time and use the extract data in v2. If | |
534 | there is contradiction we ignore v2 content as we assume an old version |
|
534 | there is contradiction we ignore v2 content as we assume an old version | |
535 | of Mercurial has overwritten the mergestate file and left an old v2 |
|
535 | of Mercurial has overwritten the mergestate file and left an old v2 | |
536 | file around. |
|
536 | file around. | |
537 |
|
537 | |||
538 | returns list of record [(TYPE, data), ...]""" |
|
538 | returns list of record [(TYPE, data), ...]""" | |
539 | v1records = self._readrecordsv1() |
|
539 | v1records = self._readrecordsv1() | |
540 | v2records = self._readrecordsv2() |
|
540 | v2records = self._readrecordsv2() | |
541 | if self._v1v2match(v1records, v2records): |
|
541 | if self._v1v2match(v1records, v2records): | |
542 | return v2records |
|
542 | return v2records | |
543 | else: |
|
543 | else: | |
544 | # v1 file is newer than v2 file, use it |
|
544 | # v1 file is newer than v2 file, use it | |
545 | # we have to infer the "other" changeset of the merge |
|
545 | # we have to infer the "other" changeset of the merge | |
546 | # we cannot do better than that with v1 of the format |
|
546 | # we cannot do better than that with v1 of the format | |
547 | mctx = self._repo[None].parents()[-1] |
|
547 | mctx = self._repo[None].parents()[-1] | |
548 | v1records.append((RECORD_OTHER, mctx.hex())) |
|
548 | v1records.append((RECORD_OTHER, mctx.hex())) | |
549 | # add place holder "other" file node information |
|
549 | # add place holder "other" file node information | |
550 | # nobody is using it yet so we do no need to fetch the data |
|
550 | # nobody is using it yet so we do no need to fetch the data | |
551 | # if mctx was wrong `mctx[bits[-2]]` may fails. |
|
551 | # if mctx was wrong `mctx[bits[-2]]` may fails. | |
552 | for idx, r in enumerate(v1records): |
|
552 | for idx, r in enumerate(v1records): | |
553 | if r[0] == RECORD_MERGED: |
|
553 | if r[0] == RECORD_MERGED: | |
554 | bits = r[1].split(b'\0') |
|
554 | bits = r[1].split(b'\0') | |
555 | bits.insert(-2, b'') |
|
555 | bits.insert(-2, b'') | |
556 | v1records[idx] = (r[0], b'\0'.join(bits)) |
|
556 | v1records[idx] = (r[0], b'\0'.join(bits)) | |
557 | return v1records |
|
557 | return v1records | |
558 |
|
558 | |||
559 | def _v1v2match(self, v1records, v2records): |
|
559 | def _v1v2match(self, v1records, v2records): | |
560 | oldv2 = set() # old format version of v2 record |
|
560 | oldv2 = set() # old format version of v2 record | |
561 | for rec in v2records: |
|
561 | for rec in v2records: | |
562 | if rec[0] == RECORD_LOCAL: |
|
562 | if rec[0] == RECORD_LOCAL: | |
563 | oldv2.add(rec) |
|
563 | oldv2.add(rec) | |
564 | elif rec[0] == RECORD_MERGED: |
|
564 | elif rec[0] == RECORD_MERGED: | |
565 | # drop the onode data (not contained in v1) |
|
565 | # drop the onode data (not contained in v1) | |
566 | oldv2.add((RECORD_MERGED, _droponode(rec[1]))) |
|
566 | oldv2.add((RECORD_MERGED, _droponode(rec[1]))) | |
567 | for rec in v1records: |
|
567 | for rec in v1records: | |
568 | if rec not in oldv2: |
|
568 | if rec not in oldv2: | |
569 | return False |
|
569 | return False | |
570 | else: |
|
570 | else: | |
571 | return True |
|
571 | return True | |
572 |
|
572 | |||
573 | def _readrecordsv1(self): |
|
573 | def _readrecordsv1(self): | |
574 | """read on disk merge state for version 1 file |
|
574 | """read on disk merge state for version 1 file | |
575 |
|
575 | |||
576 | returns list of record [(TYPE, data), ...] |
|
576 | returns list of record [(TYPE, data), ...] | |
577 |
|
577 | |||
578 | Note: the "F" data from this file are one entry short |
|
578 | Note: the "F" data from this file are one entry short | |
579 | (no "other file node" entry) |
|
579 | (no "other file node" entry) | |
580 | """ |
|
580 | """ | |
581 | records = [] |
|
581 | records = [] | |
582 | try: |
|
582 | try: | |
583 | f = self._repo.vfs(self.statepathv1) |
|
583 | f = self._repo.vfs(self.statepathv1) | |
584 | for i, l in enumerate(f): |
|
584 | for i, l in enumerate(f): | |
585 | if i == 0: |
|
585 | if i == 0: | |
586 | records.append((RECORD_LOCAL, l[:-1])) |
|
586 | records.append((RECORD_LOCAL, l[:-1])) | |
587 | else: |
|
587 | else: | |
588 | records.append((RECORD_MERGED, l[:-1])) |
|
588 | records.append((RECORD_MERGED, l[:-1])) | |
589 | f.close() |
|
589 | f.close() | |
590 | except IOError as err: |
|
590 | except IOError as err: | |
591 | if err.errno != errno.ENOENT: |
|
591 | if err.errno != errno.ENOENT: | |
592 | raise |
|
592 | raise | |
593 | return records |
|
593 | return records | |
594 |
|
594 | |||
595 | def _readrecordsv2(self): |
|
595 | def _readrecordsv2(self): | |
596 | """read on disk merge state for version 2 file |
|
596 | """read on disk merge state for version 2 file | |
597 |
|
597 | |||
598 | This format is a list of arbitrary records of the form: |
|
598 | This format is a list of arbitrary records of the form: | |
599 |
|
599 | |||
600 | [type][length][content] |
|
600 | [type][length][content] | |
601 |
|
601 | |||
602 | `type` is a single character, `length` is a 4 byte integer, and |
|
602 | `type` is a single character, `length` is a 4 byte integer, and | |
603 | `content` is an arbitrary byte sequence of length `length`. |
|
603 | `content` is an arbitrary byte sequence of length `length`. | |
604 |
|
604 | |||
605 | Mercurial versions prior to 3.7 have a bug where if there are |
|
605 | Mercurial versions prior to 3.7 have a bug where if there are | |
606 | unsupported mandatory merge records, attempting to clear out the merge |
|
606 | unsupported mandatory merge records, attempting to clear out the merge | |
607 | state with hg update --clean or similar aborts. The 't' record type |
|
607 | state with hg update --clean or similar aborts. The 't' record type | |
608 | works around that by writing out what those versions treat as an |
|
608 | works around that by writing out what those versions treat as an | |
609 | advisory record, but later versions interpret as special: the first |
|
609 | advisory record, but later versions interpret as special: the first | |
610 | character is the 'real' record type and everything onwards is the data. |
|
610 | character is the 'real' record type and everything onwards is the data. | |
611 |
|
611 | |||
612 | Returns list of records [(TYPE, data), ...].""" |
|
612 | Returns list of records [(TYPE, data), ...].""" | |
613 | records = [] |
|
613 | records = [] | |
614 | try: |
|
614 | try: | |
615 | f = self._repo.vfs(self.statepathv2) |
|
615 | f = self._repo.vfs(self.statepathv2) | |
616 | data = f.read() |
|
616 | data = f.read() | |
617 | off = 0 |
|
617 | off = 0 | |
618 | end = len(data) |
|
618 | end = len(data) | |
619 | while off < end: |
|
619 | while off < end: | |
620 | rtype = data[off : off + 1] |
|
620 | rtype = data[off : off + 1] | |
621 | off += 1 |
|
621 | off += 1 | |
622 | length = _unpack(b'>I', data[off : (off + 4)])[0] |
|
622 | length = _unpack(b'>I', data[off : (off + 4)])[0] | |
623 | off += 4 |
|
623 | off += 4 | |
624 | record = data[off : (off + length)] |
|
624 | record = data[off : (off + length)] | |
625 | off += length |
|
625 | off += length | |
626 | if rtype == RECORD_OVERRIDE: |
|
626 | if rtype == RECORD_OVERRIDE: | |
627 | rtype, record = record[0:1], record[1:] |
|
627 | rtype, record = record[0:1], record[1:] | |
628 | records.append((rtype, record)) |
|
628 | records.append((rtype, record)) | |
629 | f.close() |
|
629 | f.close() | |
630 | except IOError as err: |
|
630 | except IOError as err: | |
631 | if err.errno != errno.ENOENT: |
|
631 | if err.errno != errno.ENOENT: | |
632 | raise |
|
632 | raise | |
633 | return records |
|
633 | return records | |
634 |
|
634 | |||
635 | def commit(self): |
|
635 | def commit(self): | |
636 | if self._dirty: |
|
636 | if self._dirty: | |
637 | records = self._makerecords() |
|
637 | records = self._makerecords() | |
638 | self._writerecords(records) |
|
638 | self._writerecords(records) | |
639 | self._dirty = False |
|
639 | self._dirty = False | |
640 |
|
640 | |||
641 | def _makerecords(self): |
|
641 | def _makerecords(self): | |
642 | records = [] |
|
642 | records = [] | |
643 | records.append((RECORD_LOCAL, hex(self._local))) |
|
643 | records.append((RECORD_LOCAL, hex(self._local))) | |
644 | records.append((RECORD_OTHER, hex(self._other))) |
|
644 | records.append((RECORD_OTHER, hex(self._other))) | |
645 | # Write out state items. In all cases, the value of the state map entry |
|
645 | # Write out state items. In all cases, the value of the state map entry | |
646 | # is written as the contents of the record. The record type depends on |
|
646 | # is written as the contents of the record. The record type depends on | |
647 | # the type of state that is stored, and capital-letter records are used |
|
647 | # the type of state that is stored, and capital-letter records are used | |
648 | # to prevent older versions of Mercurial that do not support the feature |
|
648 | # to prevent older versions of Mercurial that do not support the feature | |
649 | # from loading them. |
|
649 | # from loading them. | |
650 | for filename, v in pycompat.iteritems(self._state): |
|
650 | for filename, v in pycompat.iteritems(self._state): | |
651 | if v[0] in ( |
|
651 | if v[0] in ( | |
652 | MERGE_RECORD_UNRESOLVED_PATH, |
|
652 | MERGE_RECORD_UNRESOLVED_PATH, | |
653 | MERGE_RECORD_RESOLVED_PATH, |
|
653 | MERGE_RECORD_RESOLVED_PATH, | |
654 | ): |
|
654 | ): | |
655 | # Path conflicts. These are stored in 'P' records. The current |
|
655 | # Path conflicts. These are stored in 'P' records. The current | |
656 | # resolution state ('pu' or 'pr') is stored within the record. |
|
656 | # resolution state ('pu' or 'pr') is stored within the record. | |
657 | records.append( |
|
657 | records.append( | |
658 | (RECORD_PATH_CONFLICT, b'\0'.join([filename] + v)) |
|
658 | (RECORD_PATH_CONFLICT, b'\0'.join([filename] + v)) | |
659 | ) |
|
659 | ) | |
660 | elif ( |
|
660 | elif ( | |
661 | v[1] == self._repo.nodeconstants.nullhex |
|
661 | v[1] == self._repo.nodeconstants.nullhex | |
662 | or v[6] == self._repo.nodeconstants.nullhex |
|
662 | or v[6] == self._repo.nodeconstants.nullhex | |
663 | ): |
|
663 | ): | |
664 | # Change/Delete or Delete/Change conflicts. These are stored in |
|
664 | # Change/Delete or Delete/Change conflicts. These are stored in | |
665 | # 'C' records. v[1] is the local file, and is nullhex when the |
|
665 | # 'C' records. v[1] is the local file, and is nullhex when the | |
666 | # file is deleted locally ('dc'). v[6] is the remote file, and |
|
666 | # file is deleted locally ('dc'). v[6] is the remote file, and | |
667 | # is nullhex when the file is deleted remotely ('cd'). |
|
667 | # is nullhex when the file is deleted remotely ('cd'). | |
668 | records.append( |
|
668 | records.append( | |
669 | (RECORD_CHANGEDELETE_CONFLICT, b'\0'.join([filename] + v)) |
|
669 | (RECORD_CHANGEDELETE_CONFLICT, b'\0'.join([filename] + v)) | |
670 | ) |
|
670 | ) | |
671 | else: |
|
671 | else: | |
672 | # Normal files. These are stored in 'F' records. |
|
672 | # Normal files. These are stored in 'F' records. | |
673 | records.append((RECORD_MERGED, b'\0'.join([filename] + v))) |
|
673 | records.append((RECORD_MERGED, b'\0'.join([filename] + v))) | |
674 | for filename, extras in sorted(pycompat.iteritems(self._stateextras)): |
|
674 | for filename, extras in sorted(pycompat.iteritems(self._stateextras)): | |
675 | rawextras = b'\0'.join( |
|
675 | rawextras = b'\0'.join( | |
676 | b'%s\0%s' % (k, v) for k, v in pycompat.iteritems(extras) |
|
676 | b'%s\0%s' % (k, v) for k, v in pycompat.iteritems(extras) | |
677 | ) |
|
677 | ) | |
678 | records.append( |
|
678 | records.append( | |
679 | (RECORD_FILE_VALUES, b'%s\0%s' % (filename, rawextras)) |
|
679 | (RECORD_FILE_VALUES, b'%s\0%s' % (filename, rawextras)) | |
680 | ) |
|
680 | ) | |
681 | if self._labels is not None: |
|
681 | if self._labels is not None: | |
682 | labels = b'\0'.join(self._labels) |
|
682 | labels = b'\0'.join(self._labels) | |
683 | records.append((RECORD_LABELS, labels)) |
|
683 | records.append((RECORD_LABELS, labels)) | |
684 | return records |
|
684 | return records | |
685 |
|
685 | |||
686 | def _writerecords(self, records): |
|
686 | def _writerecords(self, records): | |
687 | """Write current state on disk (both v1 and v2)""" |
|
687 | """Write current state on disk (both v1 and v2)""" | |
688 | self._writerecordsv1(records) |
|
688 | self._writerecordsv1(records) | |
689 | self._writerecordsv2(records) |
|
689 | self._writerecordsv2(records) | |
690 |
|
690 | |||
691 | def _writerecordsv1(self, records): |
|
691 | def _writerecordsv1(self, records): | |
692 | """Write current state on disk in a version 1 file""" |
|
692 | """Write current state on disk in a version 1 file""" | |
693 | f = self._repo.vfs(self.statepathv1, b'wb') |
|
693 | f = self._repo.vfs(self.statepathv1, b'wb') | |
694 | irecords = iter(records) |
|
694 | irecords = iter(records) | |
695 | lrecords = next(irecords) |
|
695 | lrecords = next(irecords) | |
696 | assert lrecords[0] == RECORD_LOCAL |
|
696 | assert lrecords[0] == RECORD_LOCAL | |
697 | f.write(hex(self._local) + b'\n') |
|
697 | f.write(hex(self._local) + b'\n') | |
698 | for rtype, data in irecords: |
|
698 | for rtype, data in irecords: | |
699 | if rtype == RECORD_MERGED: |
|
699 | if rtype == RECORD_MERGED: | |
700 | f.write(b'%s\n' % _droponode(data)) |
|
700 | f.write(b'%s\n' % _droponode(data)) | |
701 | f.close() |
|
701 | f.close() | |
702 |
|
702 | |||
703 | def _writerecordsv2(self, records): |
|
703 | def _writerecordsv2(self, records): | |
704 | """Write current state on disk in a version 2 file |
|
704 | """Write current state on disk in a version 2 file | |
705 |
|
705 | |||
706 | See the docstring for _readrecordsv2 for why we use 't'.""" |
|
706 | See the docstring for _readrecordsv2 for why we use 't'.""" | |
707 | # these are the records that all version 2 clients can read |
|
707 | # these are the records that all version 2 clients can read | |
708 | allowlist = (RECORD_LOCAL, RECORD_OTHER, RECORD_MERGED) |
|
708 | allowlist = (RECORD_LOCAL, RECORD_OTHER, RECORD_MERGED) | |
709 | f = self._repo.vfs(self.statepathv2, b'wb') |
|
709 | f = self._repo.vfs(self.statepathv2, b'wb') | |
710 | for key, data in records: |
|
710 | for key, data in records: | |
711 | assert len(key) == 1 |
|
711 | assert len(key) == 1 | |
712 | if key not in allowlist: |
|
712 | if key not in allowlist: | |
713 | key, data = RECORD_OVERRIDE, b'%s%s' % (key, data) |
|
713 | key, data = RECORD_OVERRIDE, b'%s%s' % (key, data) | |
714 | format = b'>sI%is' % len(data) |
|
714 | format = b'>sI%is' % len(data) | |
715 | f.write(_pack(format, key, len(data), data)) |
|
715 | f.write(_pack(format, key, len(data), data)) | |
716 | f.close() |
|
716 | f.close() | |
717 |
|
717 | |||
718 | def _make_backup(self, fctx, localkey): |
|
718 | def _make_backup(self, fctx, localkey): | |
719 | self._repo.vfs.write(b'merge/' + localkey, fctx.data()) |
|
719 | self._repo.vfs.write(b'merge/' + localkey, fctx.data()) | |
720 |
|
720 | |||
721 | def _restore_backup(self, fctx, localkey, flags): |
|
721 | def _restore_backup(self, fctx, localkey, flags): | |
722 | with self._repo.vfs(b'merge/' + localkey) as f: |
|
722 | with self._repo.vfs(b'merge/' + localkey) as f: | |
723 | fctx.write(f.read(), flags) |
|
723 | fctx.write(f.read(), flags) | |
724 |
|
724 | |||
725 | def reset(self): |
|
725 | def reset(self): | |
726 | shutil.rmtree(self._repo.vfs.join(b'merge'), True) |
|
726 | shutil.rmtree(self._repo.vfs.join(b'merge'), True) | |
727 |
|
727 | |||
728 |
|
728 | |||
729 | class memmergestate(_mergestate_base): |
|
729 | class memmergestate(_mergestate_base): | |
730 | def __init__(self, repo): |
|
730 | def __init__(self, repo): | |
731 | super(memmergestate, self).__init__(repo) |
|
731 | super(memmergestate, self).__init__(repo) | |
732 | self._backups = {} |
|
732 | self._backups = {} | |
733 |
|
733 | |||
734 | def _make_backup(self, fctx, localkey): |
|
734 | def _make_backup(self, fctx, localkey): | |
735 | self._backups[localkey] = fctx.data() |
|
735 | self._backups[localkey] = fctx.data() | |
736 |
|
736 | |||
737 | def _restore_backup(self, fctx, localkey, flags): |
|
737 | def _restore_backup(self, fctx, localkey, flags): | |
738 | fctx.write(self._backups[localkey], flags) |
|
738 | fctx.write(self._backups[localkey], flags) | |
739 |
|
739 | |||
740 |
|
740 | |||
741 | def recordupdates(repo, actions, branchmerge, getfiledata): |
|
741 | def recordupdates(repo, actions, branchmerge, getfiledata): | |
742 | """record merge actions to the dirstate""" |
|
742 | """record merge actions to the dirstate""" | |
743 | # remove (must come first) |
|
743 | # remove (must come first) | |
744 | for f, args, msg in actions.get(ACTION_REMOVE, []): |
|
744 | for f, args, msg in actions.get(ACTION_REMOVE, []): | |
745 | if branchmerge: |
|
745 | if branchmerge: | |
746 | repo.dirstate.remove(f) |
|
746 | repo.dirstate.update_file(f, p1_tracked=True, wc_tracked=False) | |
747 | else: |
|
747 | else: | |
748 | repo.dirstate.drop(f) |
|
748 | repo.dirstate.update_file(f, p1_tracked=False, wc_tracked=False) | |
749 |
|
749 | |||
750 | # forget (must come first) |
|
750 | # forget (must come first) | |
751 | for f, args, msg in actions.get(ACTION_FORGET, []): |
|
751 | for f, args, msg in actions.get(ACTION_FORGET, []): | |
752 | repo.dirstate.drop(f) |
|
752 | repo.dirstate.update_file(f, p1_tracked=False, wc_tracked=False) | |
753 |
|
753 | |||
754 | # resolve path conflicts |
|
754 | # resolve path conflicts | |
755 | for f, args, msg in actions.get(ACTION_PATH_CONFLICT_RESOLVE, []): |
|
755 | for f, args, msg in actions.get(ACTION_PATH_CONFLICT_RESOLVE, []): | |
756 | (f0, origf0) = args |
|
756 | (f0, origf0) = args | |
757 | repo.dirstate.add(f) |
|
757 | repo.dirstate.update_file(f, p1_tracked=False, wc_tracked=True) | |
758 | repo.dirstate.copy(origf0, f) |
|
758 | repo.dirstate.copy(origf0, f) | |
759 | if f0 == origf0: |
|
759 | if f0 == origf0: | |
760 | repo.dirstate.remove(f0) |
|
760 | repo.dirstate.update_file(f0, p1_tracked=True, wc_tracked=False) | |
761 | else: |
|
761 | else: | |
762 | repo.dirstate.drop(f0) |
|
762 | repo.dirstate.update_file(f0, p1_tracked=False, wc_tracked=False) | |
763 |
|
763 | |||
764 | # re-add |
|
764 | # re-add | |
765 | for f, args, msg in actions.get(ACTION_ADD, []): |
|
765 | for f, args, msg in actions.get(ACTION_ADD, []): | |
766 | repo.dirstate.add(f) |
|
766 | repo.dirstate.update_file(f, p1_tracked=False, wc_tracked=True) | |
767 |
|
767 | |||
768 | # re-add/mark as modified |
|
768 | # re-add/mark as modified | |
769 | for f, args, msg in actions.get(ACTION_ADD_MODIFIED, []): |
|
769 | for f, args, msg in actions.get(ACTION_ADD_MODIFIED, []): | |
770 | if branchmerge: |
|
770 | if branchmerge: | |
771 | repo.dirstate.normallookup(f) |
|
771 | repo.dirstate.normallookup(f) | |
772 | else: |
|
772 | else: | |
773 | repo.dirstate.add(f) |
|
773 | repo.dirstate.update_file(f, p1_tracked=False, wc_tracked=True) | |
774 |
|
774 | |||
775 | # exec change |
|
775 | # exec change | |
776 | for f, args, msg in actions.get(ACTION_EXEC, []): |
|
776 | for f, args, msg in actions.get(ACTION_EXEC, []): | |
777 | repo.dirstate.normallookup(f) |
|
777 | repo.dirstate.normallookup(f) | |
778 |
|
778 | |||
779 | # keep |
|
779 | # keep | |
780 | for f, args, msg in actions.get(ACTION_KEEP, []): |
|
780 | for f, args, msg in actions.get(ACTION_KEEP, []): | |
781 | pass |
|
781 | pass | |
782 |
|
782 | |||
783 | # keep deleted |
|
783 | # keep deleted | |
784 | for f, args, msg in actions.get(ACTION_KEEP_ABSENT, []): |
|
784 | for f, args, msg in actions.get(ACTION_KEEP_ABSENT, []): | |
785 | pass |
|
785 | pass | |
786 |
|
786 | |||
787 | # keep new |
|
787 | # keep new | |
788 | for f, args, msg in actions.get(ACTION_KEEP_NEW, []): |
|
788 | for f, args, msg in actions.get(ACTION_KEEP_NEW, []): | |
789 | pass |
|
789 | pass | |
790 |
|
790 | |||
791 | # get |
|
791 | # get | |
792 | for f, args, msg in actions.get(ACTION_GET, []): |
|
792 | for f, args, msg in actions.get(ACTION_GET, []): | |
793 | if branchmerge: |
|
793 | if branchmerge: | |
794 | repo.dirstate.otherparent(f) |
|
794 | # tracked in p1 can be True also but update_file should not care | |
|
795 | repo.dirstate.update_file( | |||
|
796 | f, | |||
|
797 | p1_tracked=False, | |||
|
798 | p2_tracked=True, | |||
|
799 | wc_tracked=True, | |||
|
800 | clean_p2=True, | |||
|
801 | ) | |||
795 | else: |
|
802 | else: | |
796 | parentfiledata = getfiledata[f] if getfiledata else None |
|
803 | parentfiledata = getfiledata[f] if getfiledata else None | |
797 |
repo.dirstate. |
|
804 | repo.dirstate.update_parent_file_data(f, parentfiledata) | |
798 |
|
805 | |||
799 | # merge |
|
806 | # merge | |
800 | for f, args, msg in actions.get(ACTION_MERGE, []): |
|
807 | for f, args, msg in actions.get(ACTION_MERGE, []): | |
801 | f1, f2, fa, move, anc = args |
|
808 | f1, f2, fa, move, anc = args | |
802 | if branchmerge: |
|
809 | if branchmerge: | |
803 | # We've done a branch merge, mark this file as merged |
|
810 | # We've done a branch merge, mark this file as merged | |
804 | # so that we properly record the merger later |
|
811 | # so that we properly record the merger later | |
805 |
repo.dirstate. |
|
812 | repo.dirstate.update_file( | |
|
813 | f, p1_tracked=True, wc_tracked=True, merged=True | |||
|
814 | ) | |||
806 | if f1 != f2: # copy/rename |
|
815 | if f1 != f2: # copy/rename | |
807 | if move: |
|
816 | if move: | |
808 |
repo.dirstate. |
|
817 | repo.dirstate.update_file( | |
|
818 | f1, p1_tracked=True, wc_tracked=False | |||
|
819 | ) | |||
809 | if f1 != f: |
|
820 | if f1 != f: | |
810 | repo.dirstate.copy(f1, f) |
|
821 | repo.dirstate.copy(f1, f) | |
811 | else: |
|
822 | else: | |
812 | repo.dirstate.copy(f2, f) |
|
823 | repo.dirstate.copy(f2, f) | |
813 | else: |
|
824 | else: | |
814 | # We've update-merged a locally modified file, so |
|
825 | # We've update-merged a locally modified file, so | |
815 | # we set the dirstate to emulate a normal checkout |
|
826 | # we set the dirstate to emulate a normal checkout | |
816 | # of that file some time in the past. Thus our |
|
827 | # of that file some time in the past. Thus our | |
817 | # merge will appear as a normal local file |
|
828 | # merge will appear as a normal local file | |
818 | # modification. |
|
829 | # modification. | |
819 | if f2 == f: # file not locally copied/moved |
|
830 | if f2 == f: # file not locally copied/moved | |
820 |
repo.dirstate. |
|
831 | repo.dirstate.update_file( | |
|
832 | f, p1_tracked=True, wc_tracked=True, possibly_dirty=True | |||
|
833 | ) | |||
821 | if move: |
|
834 | if move: | |
822 |
repo.dirstate. |
|
835 | repo.dirstate.update_file( | |
|
836 | f1, p1_tracked=False, wc_tracked=False | |||
|
837 | ) | |||
823 |
|
838 | |||
824 | # directory rename, move local |
|
839 | # directory rename, move local | |
825 | for f, args, msg in actions.get(ACTION_DIR_RENAME_MOVE_LOCAL, []): |
|
840 | for f, args, msg in actions.get(ACTION_DIR_RENAME_MOVE_LOCAL, []): | |
826 | f0, flag = args |
|
841 | f0, flag = args | |
827 | if branchmerge: |
|
842 | if branchmerge: | |
828 | repo.dirstate.add(f) |
|
843 | repo.dirstate.update_file(f, p1_tracked=False, wc_tracked=True) | |
829 | repo.dirstate.remove(f0) |
|
844 | repo.dirstate.update_file(f0, p1_tracked=True, wc_tracked=False) | |
830 | repo.dirstate.copy(f0, f) |
|
845 | repo.dirstate.copy(f0, f) | |
831 | else: |
|
846 | else: | |
832 | repo.dirstate.normal(f) |
|
847 | repo.dirstate.update_file(f, p1_tracked=True, wc_tracked=True) | |
833 | repo.dirstate.drop(f0) |
|
848 | repo.dirstate.update_file(f0, p1_tracked=False, wc_tracked=False) | |
834 |
|
849 | |||
835 | # directory rename, get |
|
850 | # directory rename, get | |
836 | for f, args, msg in actions.get(ACTION_LOCAL_DIR_RENAME_GET, []): |
|
851 | for f, args, msg in actions.get(ACTION_LOCAL_DIR_RENAME_GET, []): | |
837 | f0, flag = args |
|
852 | f0, flag = args | |
838 | if branchmerge: |
|
853 | if branchmerge: | |
839 | repo.dirstate.add(f) |
|
854 | repo.dirstate.update_file(f, p1_tracked=False, wc_tracked=True) | |
840 | repo.dirstate.copy(f0, f) |
|
855 | repo.dirstate.copy(f0, f) | |
841 | else: |
|
856 | else: | |
842 | repo.dirstate.normal(f) |
|
857 | repo.dirstate.update_file(f, p1_tracked=True, wc_tracked=True) |
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