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@@ -1,866 +1,875 b'' | |||
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1 | 1 | # scmutil.py - Mercurial core utility functions |
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2 | 2 | # |
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3 | 3 | # Copyright Matt Mackall <mpm@selenic.com> |
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4 | 4 | # |
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5 | 5 | # This software may be used and distributed according to the terms of the |
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6 | 6 | # GNU General Public License version 2 or any later version. |
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7 | 7 | |
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8 | 8 | from i18n import _ |
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9 | 9 | import util, error, osutil, revset, similar, encoding |
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10 | 10 | import match as matchmod |
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11 | 11 | import os, errno, re, stat, sys, glob |
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12 | 12 | |
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13 | 13 | def nochangesfound(ui, secretlist=None): |
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14 | 14 | '''report no changes for push/pull''' |
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15 | 15 | if secretlist: |
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16 | 16 | ui.status(_("no changes found (ignored %d secret changesets)\n") |
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17 | 17 | % len(secretlist)) |
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18 | 18 | else: |
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19 | 19 | ui.status(_("no changes found\n")) |
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20 | 20 | |
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21 | 21 | def checkfilename(f): |
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22 | 22 | '''Check that the filename f is an acceptable filename for a tracked file''' |
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23 | 23 | if '\r' in f or '\n' in f: |
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24 | 24 | raise util.Abort(_("'\\n' and '\\r' disallowed in filenames: %r") % f) |
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25 | 25 | |
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26 | 26 | def checkportable(ui, f): |
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27 | 27 | '''Check if filename f is portable and warn or abort depending on config''' |
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28 | 28 | checkfilename(f) |
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29 | 29 | abort, warn = checkportabilityalert(ui) |
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30 | 30 | if abort or warn: |
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31 | 31 | msg = util.checkwinfilename(f) |
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32 | 32 | if msg: |
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33 | 33 | msg = "%s: %r" % (msg, f) |
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34 | 34 | if abort: |
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35 | 35 | raise util.Abort(msg) |
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36 | 36 | ui.warn(_("warning: %s\n") % msg) |
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37 | 37 | |
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38 | 38 | def checkportabilityalert(ui): |
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39 | 39 | '''check if the user's config requests nothing, a warning, or abort for |
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40 | 40 | non-portable filenames''' |
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41 | 41 | val = ui.config('ui', 'portablefilenames', 'warn') |
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42 | 42 | lval = val.lower() |
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43 | 43 | bval = util.parsebool(val) |
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44 | 44 | abort = os.name == 'nt' or lval == 'abort' |
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45 | 45 | warn = bval or lval == 'warn' |
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46 | 46 | if bval is None and not (warn or abort or lval == 'ignore'): |
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47 | 47 | raise error.ConfigError( |
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48 | 48 | _("ui.portablefilenames value is invalid ('%s')") % val) |
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49 | 49 | return abort, warn |
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50 | 50 | |
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51 | 51 | class casecollisionauditor(object): |
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52 | 52 | def __init__(self, ui, abort, existingiter): |
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53 | 53 | self._ui = ui |
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54 | 54 | self._abort = abort |
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55 | 55 | self._map = {} |
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56 | 56 | for f in existingiter: |
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57 | 57 | self._map[encoding.lower(f)] = f |
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58 | 58 | |
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59 | 59 | def __call__(self, f): |
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60 | 60 | fl = encoding.lower(f) |
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61 | 61 | map = self._map |
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62 | 62 | if fl in map and map[fl] != f: |
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63 | 63 | msg = _('possible case-folding collision for %s') % f |
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64 | 64 | if self._abort: |
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65 | 65 | raise util.Abort(msg) |
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66 | 66 | self._ui.warn(_("warning: %s\n") % msg) |
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67 | 67 | map[fl] = f |
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68 | 68 | |
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69 | 69 | class pathauditor(object): |
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70 | 70 | '''ensure that a filesystem path contains no banned components. |
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71 | 71 | the following properties of a path are checked: |
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72 | 72 | |
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73 | 73 | - ends with a directory separator |
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74 | 74 | - under top-level .hg |
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75 | 75 | - starts at the root of a windows drive |
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76 | 76 | - contains ".." |
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77 | 77 | - traverses a symlink (e.g. a/symlink_here/b) |
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78 | 78 | - inside a nested repository (a callback can be used to approve |
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79 | 79 | some nested repositories, e.g., subrepositories) |
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80 | 80 | ''' |
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81 | 81 | |
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82 | 82 | def __init__(self, root, callback=None): |
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83 | 83 | self.audited = set() |
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84 | 84 | self.auditeddir = set() |
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85 | 85 | self.root = root |
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86 | 86 | self.callback = callback |
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87 | 87 | if os.path.lexists(root) and not util.checkcase(root): |
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88 | 88 | self.normcase = util.normcase |
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89 | 89 | else: |
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90 | 90 | self.normcase = lambda x: x |
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91 | 91 | |
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92 | 92 | def __call__(self, path): |
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93 | 93 | '''Check the relative path. |
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94 | 94 | path may contain a pattern (e.g. foodir/**.txt)''' |
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95 | 95 | |
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96 | 96 | path = util.localpath(path) |
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97 | 97 | normpath = self.normcase(path) |
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98 | 98 | if normpath in self.audited: |
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99 | 99 | return |
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100 | 100 | # AIX ignores "/" at end of path, others raise EISDIR. |
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101 | 101 | if util.endswithsep(path): |
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102 | 102 | raise util.Abort(_("path ends in directory separator: %s") % path) |
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103 | 103 | parts = util.splitpath(path) |
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104 | 104 | if (os.path.splitdrive(path)[0] |
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105 | 105 | or parts[0].lower() in ('.hg', '.hg.', '') |
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106 | 106 | or os.pardir in parts): |
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107 | 107 | raise util.Abort(_("path contains illegal component: %s") % path) |
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108 | 108 | if '.hg' in path.lower(): |
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109 | 109 | lparts = [p.lower() for p in parts] |
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110 | 110 | for p in '.hg', '.hg.': |
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111 | 111 | if p in lparts[1:]: |
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112 | 112 | pos = lparts.index(p) |
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113 | 113 | base = os.path.join(*parts[:pos]) |
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114 | 114 | raise util.Abort(_("path '%s' is inside nested repo %r") |
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115 | 115 | % (path, base)) |
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116 | 116 | |
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117 | 117 | normparts = util.splitpath(normpath) |
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118 | 118 | assert len(parts) == len(normparts) |
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119 | 119 | |
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120 | 120 | parts.pop() |
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121 | 121 | normparts.pop() |
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122 | 122 | prefixes = [] |
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123 | 123 | while parts: |
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124 | 124 | prefix = os.sep.join(parts) |
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125 | 125 | normprefix = os.sep.join(normparts) |
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126 | 126 | if normprefix in self.auditeddir: |
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127 | 127 | break |
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128 | 128 | curpath = os.path.join(self.root, prefix) |
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129 | 129 | try: |
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130 | 130 | st = os.lstat(curpath) |
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131 | 131 | except OSError, err: |
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132 | 132 | # EINVAL can be raised as invalid path syntax under win32. |
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133 | 133 | # They must be ignored for patterns can be checked too. |
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134 | 134 | if err.errno not in (errno.ENOENT, errno.ENOTDIR, errno.EINVAL): |
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135 | 135 | raise |
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136 | 136 | else: |
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137 | 137 | if stat.S_ISLNK(st.st_mode): |
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138 | 138 | raise util.Abort( |
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139 | 139 | _('path %r traverses symbolic link %r') |
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140 | 140 | % (path, prefix)) |
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141 | 141 | elif (stat.S_ISDIR(st.st_mode) and |
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142 | 142 | os.path.isdir(os.path.join(curpath, '.hg'))): |
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143 | 143 | if not self.callback or not self.callback(curpath): |
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144 | 144 | raise util.Abort(_("path '%s' is inside nested repo %r") % |
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145 | 145 | (path, prefix)) |
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146 | 146 | prefixes.append(normprefix) |
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147 | 147 | parts.pop() |
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148 | 148 | normparts.pop() |
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149 | 149 | |
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150 | 150 | self.audited.add(normpath) |
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151 | 151 | # only add prefixes to the cache after checking everything: we don't |
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152 | 152 | # want to add "foo/bar/baz" before checking if there's a "foo/.hg" |
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153 | 153 | self.auditeddir.update(prefixes) |
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154 | 154 | |
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155 | 155 | class abstractopener(object): |
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156 | 156 | """Abstract base class; cannot be instantiated""" |
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157 | 157 | |
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158 | 158 | def __init__(self, *args, **kwargs): |
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159 | 159 | '''Prevent instantiation; don't call this from subclasses.''' |
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160 | 160 | raise NotImplementedError('attempted instantiating ' + str(type(self))) |
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161 | 161 | |
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162 | 162 | def read(self, path): |
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163 | 163 | fp = self(path, 'rb') |
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164 | 164 | try: |
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165 | 165 | return fp.read() |
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166 | 166 | finally: |
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167 | 167 | fp.close() |
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168 | 168 | |
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169 | 169 | def write(self, path, data): |
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170 | 170 | fp = self(path, 'wb') |
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171 | 171 | try: |
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172 | 172 | return fp.write(data) |
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173 | 173 | finally: |
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174 | 174 | fp.close() |
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175 | 175 | |
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176 | 176 | def append(self, path, data): |
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177 | 177 | fp = self(path, 'ab') |
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178 | 178 | try: |
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179 | 179 | return fp.write(data) |
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180 | 180 | finally: |
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181 | 181 | fp.close() |
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182 | 182 | |
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183 | 183 | class opener(abstractopener): |
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184 | 184 | '''Open files relative to a base directory |
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185 | 185 | |
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186 | 186 | This class is used to hide the details of COW semantics and |
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187 | 187 | remote file access from higher level code. |
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188 | 188 | ''' |
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189 | 189 | def __init__(self, base, audit=True): |
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190 | 190 | self.base = base |
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191 | 191 | self._audit = audit |
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192 | 192 | if audit: |
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193 | 193 | self.auditor = pathauditor(base) |
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194 | 194 | else: |
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195 | 195 | self.auditor = util.always |
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196 | 196 | self.createmode = None |
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197 | 197 | self._trustnlink = None |
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198 | 198 | |
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199 | 199 | @util.propertycache |
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200 | 200 | def _cansymlink(self): |
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201 | 201 | return util.checklink(self.base) |
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202 | 202 | |
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203 | 203 | def _fixfilemode(self, name): |
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204 | 204 | if self.createmode is None: |
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205 | 205 | return |
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206 | 206 | os.chmod(name, self.createmode & 0666) |
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207 | 207 | |
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208 | 208 | def __call__(self, path, mode="r", text=False, atomictemp=False): |
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209 | 209 | if self._audit: |
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210 | 210 | r = util.checkosfilename(path) |
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211 | 211 | if r: |
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212 | 212 | raise util.Abort("%s: %r" % (r, path)) |
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213 | 213 | self.auditor(path) |
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214 | 214 | f = self.join(path) |
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215 | 215 | |
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216 | 216 | if not text and "b" not in mode: |
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217 | 217 | mode += "b" # for that other OS |
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218 | 218 | |
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219 | 219 | nlink = -1 |
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220 | 220 | dirname, basename = os.path.split(f) |
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221 | 221 | # If basename is empty, then the path is malformed because it points |
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222 | 222 | # to a directory. Let the posixfile() call below raise IOError. |
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223 | 223 | if basename and mode not in ('r', 'rb'): |
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224 | 224 | if atomictemp: |
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225 | 225 | if not os.path.isdir(dirname): |
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226 | 226 | util.makedirs(dirname, self.createmode) |
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227 | 227 | return util.atomictempfile(f, mode, self.createmode) |
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228 | 228 | try: |
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229 | 229 | if 'w' in mode: |
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230 | 230 | util.unlink(f) |
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231 | 231 | nlink = 0 |
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232 | 232 | else: |
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233 | 233 | # nlinks() may behave differently for files on Windows |
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234 | 234 | # shares if the file is open. |
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235 | 235 | fd = util.posixfile(f) |
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236 | 236 | nlink = util.nlinks(f) |
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237 | 237 | if nlink < 1: |
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238 | 238 | nlink = 2 # force mktempcopy (issue1922) |
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239 | 239 | fd.close() |
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240 | 240 | except (OSError, IOError), e: |
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241 | 241 | if e.errno != errno.ENOENT: |
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242 | 242 | raise |
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243 | 243 | nlink = 0 |
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244 | 244 | if not os.path.isdir(dirname): |
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245 | 245 | util.makedirs(dirname, self.createmode) |
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246 | 246 | if nlink > 0: |
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247 | 247 | if self._trustnlink is None: |
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248 | 248 | self._trustnlink = nlink > 1 or util.checknlink(f) |
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249 | 249 | if nlink > 1 or not self._trustnlink: |
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250 | 250 | util.rename(util.mktempcopy(f), f) |
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251 | 251 | fp = util.posixfile(f, mode) |
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252 | 252 | if nlink == 0: |
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253 | 253 | self._fixfilemode(f) |
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254 | 254 | return fp |
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255 | 255 | |
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256 | 256 | def symlink(self, src, dst): |
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257 | 257 | self.auditor(dst) |
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258 | 258 | linkname = self.join(dst) |
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259 | 259 | try: |
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260 | 260 | os.unlink(linkname) |
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261 | 261 | except OSError: |
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262 | 262 | pass |
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263 | 263 | |
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264 | 264 | dirname = os.path.dirname(linkname) |
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265 | 265 | if not os.path.exists(dirname): |
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266 | 266 | util.makedirs(dirname, self.createmode) |
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267 | 267 | |
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268 | 268 | if self._cansymlink: |
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269 | 269 | try: |
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270 | 270 | os.symlink(src, linkname) |
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271 | 271 | except OSError, err: |
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272 | 272 | raise OSError(err.errno, _('could not symlink to %r: %s') % |
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273 | 273 | (src, err.strerror), linkname) |
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274 | 274 | else: |
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275 | 275 | f = self(dst, "w") |
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276 | 276 | f.write(src) |
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277 | 277 | f.close() |
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278 | 278 | self._fixfilemode(dst) |
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279 | 279 | |
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280 | 280 | def audit(self, path): |
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281 | 281 | self.auditor(path) |
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282 | 282 | |
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283 | 283 | def join(self, path): |
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284 | 284 | return os.path.join(self.base, path) |
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285 | 285 | |
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286 | 286 | class filteropener(abstractopener): |
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287 | 287 | '''Wrapper opener for filtering filenames with a function.''' |
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288 | 288 | |
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289 | 289 | def __init__(self, opener, filter): |
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290 | 290 | self._filter = filter |
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291 | 291 | self._orig = opener |
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292 | 292 | |
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293 | 293 | def __call__(self, path, *args, **kwargs): |
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294 | 294 | return self._orig(self._filter(path), *args, **kwargs) |
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295 | 295 | |
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296 | 296 | def canonpath(root, cwd, myname, auditor=None): |
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297 | 297 | '''return the canonical path of myname, given cwd and root''' |
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298 | 298 | if util.endswithsep(root): |
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299 | 299 | rootsep = root |
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300 | 300 | else: |
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301 | 301 | rootsep = root + os.sep |
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302 | 302 | name = myname |
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303 | 303 | if not os.path.isabs(name): |
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304 | 304 | name = os.path.join(root, cwd, name) |
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305 | 305 | name = os.path.normpath(name) |
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306 | 306 | if auditor is None: |
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307 | 307 | auditor = pathauditor(root) |
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308 | 308 | if name != rootsep and name.startswith(rootsep): |
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309 | 309 | name = name[len(rootsep):] |
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310 | 310 | auditor(name) |
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311 | 311 | return util.pconvert(name) |
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312 | 312 | elif name == root: |
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313 | 313 | return '' |
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314 | 314 | else: |
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315 | 315 | # Determine whether `name' is in the hierarchy at or beneath `root', |
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316 | 316 | # by iterating name=dirname(name) until that causes no change (can't |
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317 | 317 | # check name == '/', because that doesn't work on windows). For each |
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318 | 318 | # `name', compare dev/inode numbers. If they match, the list `rel' |
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319 | 319 | # holds the reversed list of components making up the relative file |
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320 | 320 | # name we want. |
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321 | 321 | root_st = os.stat(root) |
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322 | 322 | rel = [] |
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323 | 323 | while True: |
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324 | 324 | try: |
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325 | 325 | name_st = os.stat(name) |
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326 | 326 | except OSError: |
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327 | 327 | name_st = None |
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328 | 328 | if name_st and util.samestat(name_st, root_st): |
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329 | 329 | if not rel: |
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330 | 330 | # name was actually the same as root (maybe a symlink) |
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331 | 331 | return '' |
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332 | 332 | rel.reverse() |
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333 | 333 | name = os.path.join(*rel) |
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334 | 334 | auditor(name) |
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335 | 335 | return util.pconvert(name) |
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336 | 336 | dirname, basename = os.path.split(name) |
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337 | 337 | rel.append(basename) |
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338 | 338 | if dirname == name: |
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339 | 339 | break |
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340 | 340 | name = dirname |
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341 | 341 | |
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342 | 342 | raise util.Abort('%s not under root' % myname) |
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343 | 343 | |
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344 | 344 | def walkrepos(path, followsym=False, seen_dirs=None, recurse=False): |
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345 | 345 | '''yield every hg repository under path, recursively.''' |
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346 | 346 | def errhandler(err): |
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347 | 347 | if err.filename == path: |
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348 | 348 | raise err |
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349 | 349 | samestat = getattr(os.path, 'samestat', None) |
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350 | 350 | if followsym and samestat is not None: |
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351 | 351 | def adddir(dirlst, dirname): |
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352 | 352 | match = False |
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353 | 353 | dirstat = os.stat(dirname) |
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354 | 354 | for lstdirstat in dirlst: |
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355 | 355 | if samestat(dirstat, lstdirstat): |
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356 | 356 | match = True |
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357 | 357 | break |
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358 | 358 | if not match: |
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359 | 359 | dirlst.append(dirstat) |
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360 | 360 | return not match |
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361 | 361 | else: |
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362 | 362 | followsym = False |
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363 | 363 | |
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364 | 364 | if (seen_dirs is None) and followsym: |
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365 | 365 | seen_dirs = [] |
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366 | 366 | adddir(seen_dirs, path) |
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367 | 367 | for root, dirs, files in os.walk(path, topdown=True, onerror=errhandler): |
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368 | 368 | dirs.sort() |
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369 | 369 | if '.hg' in dirs: |
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370 | 370 | yield root # found a repository |
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371 | 371 | qroot = os.path.join(root, '.hg', 'patches') |
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372 | 372 | if os.path.isdir(os.path.join(qroot, '.hg')): |
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373 | 373 | yield qroot # we have a patch queue repo here |
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374 | 374 | if recurse: |
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375 | 375 | # avoid recursing inside the .hg directory |
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376 | 376 | dirs.remove('.hg') |
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377 | 377 | else: |
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378 | 378 | dirs[:] = [] # don't descend further |
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379 | 379 | elif followsym: |
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380 | 380 | newdirs = [] |
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381 | 381 | for d in dirs: |
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382 | 382 | fname = os.path.join(root, d) |
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383 | 383 | if adddir(seen_dirs, fname): |
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384 | 384 | if os.path.islink(fname): |
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385 | 385 | for hgname in walkrepos(fname, True, seen_dirs): |
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386 | 386 | yield hgname |
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387 | 387 | else: |
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388 | 388 | newdirs.append(d) |
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389 | 389 | dirs[:] = newdirs |
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390 | 390 | |
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391 | 391 | def osrcpath(): |
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392 | 392 | '''return default os-specific hgrc search path''' |
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393 | 393 | path = systemrcpath() |
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394 | 394 | path.extend(userrcpath()) |
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395 | 395 | path = [os.path.normpath(f) for f in path] |
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396 | 396 | return path |
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397 | 397 | |
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398 | 398 | _rcpath = None |
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399 | 399 | |
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400 | 400 | def rcpath(): |
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401 | 401 | '''return hgrc search path. if env var HGRCPATH is set, use it. |
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402 | 402 | for each item in path, if directory, use files ending in .rc, |
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403 | 403 | else use item. |
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404 | 404 | make HGRCPATH empty to only look in .hg/hgrc of current repo. |
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405 | 405 | if no HGRCPATH, use default os-specific path.''' |
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406 | 406 | global _rcpath |
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407 | 407 | if _rcpath is None: |
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408 | 408 | if 'HGRCPATH' in os.environ: |
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409 | 409 | _rcpath = [] |
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410 | 410 | for p in os.environ['HGRCPATH'].split(os.pathsep): |
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411 | 411 | if not p: |
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412 | 412 | continue |
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413 | 413 | p = util.expandpath(p) |
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414 | 414 | if os.path.isdir(p): |
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415 | 415 | for f, kind in osutil.listdir(p): |
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416 | 416 | if f.endswith('.rc'): |
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417 | 417 | _rcpath.append(os.path.join(p, f)) |
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418 | 418 | else: |
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419 | 419 | _rcpath.append(p) |
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420 | 420 | else: |
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421 | 421 | _rcpath = osrcpath() |
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422 | 422 | return _rcpath |
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423 | 423 | |
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424 | 424 | if os.name != 'nt': |
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425 | 425 | |
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426 | 426 | def rcfiles(path): |
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427 | 427 | rcs = [os.path.join(path, 'hgrc')] |
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428 | 428 | rcdir = os.path.join(path, 'hgrc.d') |
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429 | 429 | try: |
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430 | 430 | rcs.extend([os.path.join(rcdir, f) |
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431 | 431 | for f, kind in osutil.listdir(rcdir) |
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432 | 432 | if f.endswith(".rc")]) |
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433 | 433 | except OSError: |
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434 | 434 | pass |
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435 | 435 | return rcs |
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436 | 436 | |
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437 | 437 | def systemrcpath(): |
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438 | 438 | path = [] |
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439 | 439 | if sys.platform == 'plan9': |
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440 | 440 | root = '/lib/mercurial' |
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441 | 441 | else: |
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442 | 442 | root = '/etc/mercurial' |
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443 | 443 | # old mod_python does not set sys.argv |
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444 | 444 | if len(getattr(sys, 'argv', [])) > 0: |
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445 | 445 | p = os.path.dirname(os.path.dirname(sys.argv[0])) |
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446 | 446 | path.extend(rcfiles(os.path.join(p, root))) |
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447 | 447 | path.extend(rcfiles(root)) |
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448 | 448 | return path |
|
449 | 449 | |
|
450 | 450 | def userrcpath(): |
|
451 | 451 | if sys.platform == 'plan9': |
|
452 | 452 | return [os.environ['home'] + '/lib/hgrc'] |
|
453 | 453 | else: |
|
454 | 454 | return [os.path.expanduser('~/.hgrc')] |
|
455 | 455 | |
|
456 | 456 | else: |
|
457 | 457 | |
|
458 | 458 | _HKEY_LOCAL_MACHINE = 0x80000002L |
|
459 | 459 | |
|
460 | 460 | def systemrcpath(): |
|
461 | 461 | '''return default os-specific hgrc search path''' |
|
462 | 462 | rcpath = [] |
|
463 | 463 | filename = util.executablepath() |
|
464 | 464 | # Use mercurial.ini found in directory with hg.exe |
|
465 | 465 | progrc = os.path.join(os.path.dirname(filename), 'mercurial.ini') |
|
466 | 466 | if os.path.isfile(progrc): |
|
467 | 467 | rcpath.append(progrc) |
|
468 | 468 | return rcpath |
|
469 | 469 | # Use hgrc.d found in directory with hg.exe |
|
470 | 470 | progrcd = os.path.join(os.path.dirname(filename), 'hgrc.d') |
|
471 | 471 | if os.path.isdir(progrcd): |
|
472 | 472 | for f, kind in osutil.listdir(progrcd): |
|
473 | 473 | if f.endswith('.rc'): |
|
474 | 474 | rcpath.append(os.path.join(progrcd, f)) |
|
475 | 475 | return rcpath |
|
476 | 476 | # else look for a system rcpath in the registry |
|
477 | 477 | value = util.lookupreg('SOFTWARE\\Mercurial', None, |
|
478 | 478 | _HKEY_LOCAL_MACHINE) |
|
479 | 479 | if not isinstance(value, str) or not value: |
|
480 | 480 | return rcpath |
|
481 | 481 | value = util.localpath(value) |
|
482 | 482 | for p in value.split(os.pathsep): |
|
483 | 483 | if p.lower().endswith('mercurial.ini'): |
|
484 | 484 | rcpath.append(p) |
|
485 | 485 | elif os.path.isdir(p): |
|
486 | 486 | for f, kind in osutil.listdir(p): |
|
487 | 487 | if f.endswith('.rc'): |
|
488 | 488 | rcpath.append(os.path.join(p, f)) |
|
489 | 489 | return rcpath |
|
490 | 490 | |
|
491 | 491 | def userrcpath(): |
|
492 | 492 | '''return os-specific hgrc search path to the user dir''' |
|
493 | 493 | home = os.path.expanduser('~') |
|
494 | 494 | path = [os.path.join(home, 'mercurial.ini'), |
|
495 | 495 | os.path.join(home, '.hgrc')] |
|
496 | 496 | userprofile = os.environ.get('USERPROFILE') |
|
497 | 497 | if userprofile: |
|
498 | 498 | path.append(os.path.join(userprofile, 'mercurial.ini')) |
|
499 | 499 | path.append(os.path.join(userprofile, '.hgrc')) |
|
500 | 500 | return path |
|
501 | 501 | |
|
502 | 502 | def revsingle(repo, revspec, default='.'): |
|
503 | 503 | if not revspec: |
|
504 | 504 | return repo[default] |
|
505 | 505 | |
|
506 | 506 | l = revrange(repo, [revspec]) |
|
507 | 507 | if len(l) < 1: |
|
508 | 508 | raise util.Abort(_('empty revision set')) |
|
509 | 509 | return repo[l[-1]] |
|
510 | 510 | |
|
511 | 511 | def revpair(repo, revs): |
|
512 | 512 | if not revs: |
|
513 | 513 | return repo.dirstate.p1(), None |
|
514 | 514 | |
|
515 | 515 | l = revrange(repo, revs) |
|
516 | 516 | |
|
517 | 517 | if len(l) == 0: |
|
518 | 518 | return repo.dirstate.p1(), None |
|
519 | 519 | |
|
520 | 520 | if len(l) == 1: |
|
521 | 521 | return repo.lookup(l[0]), None |
|
522 | 522 | |
|
523 | 523 | return repo.lookup(l[0]), repo.lookup(l[-1]) |
|
524 | 524 | |
|
525 | 525 | _revrangesep = ':' |
|
526 | 526 | |
|
527 | 527 | def revrange(repo, revs): |
|
528 | 528 | """Yield revision as strings from a list of revision specifications.""" |
|
529 | 529 | |
|
530 | 530 | def revfix(repo, val, defval): |
|
531 | 531 | if not val and val != 0 and defval is not None: |
|
532 | 532 | return defval |
|
533 | 533 | return repo[val].rev() |
|
534 | 534 | |
|
535 | 535 | seen, l = set(), [] |
|
536 | 536 | for spec in revs: |
|
537 | if l and not seen: | |
|
538 | seen = set(l) | |
|
537 | 539 | # attempt to parse old-style ranges first to deal with |
|
538 | 540 | # things like old-tag which contain query metacharacters |
|
539 | 541 | try: |
|
540 | 542 | if isinstance(spec, int): |
|
541 | 543 | seen.add(spec) |
|
542 | 544 | l.append(spec) |
|
543 | 545 | continue |
|
544 | 546 | |
|
545 | 547 | if _revrangesep in spec: |
|
546 | 548 | start, end = spec.split(_revrangesep, 1) |
|
547 | 549 | start = revfix(repo, start, 0) |
|
548 | 550 | end = revfix(repo, end, len(repo) - 1) |
|
549 | 551 | step = start > end and -1 or 1 |
|
550 | for rev in xrange(start, end + step, step): | |
|
551 | if rev in seen: | |
|
552 |
|
|
|
553 | seen.add(rev) | |
|
554 |
|
|
|
552 | if not seen and not l: | |
|
553 | # by far the most common case: revs = ["-1:0"] | |
|
554 | l = range(start, end + step, step) | |
|
555 | # defer syncing seen until next iteration | |
|
556 | continue | |
|
557 | newrevs = set(xrange(start, end + step, step)) | |
|
558 | if seen: | |
|
559 | newrevs.difference_update(seen) | |
|
560 | seen.union(newrevs) | |
|
561 | else: | |
|
562 | seen = newrevs | |
|
563 | l.extend(sorted(newrevs, reverse=start > end)) | |
|
555 | 564 | continue |
|
556 | 565 | elif spec and spec in repo: # single unquoted rev |
|
557 | 566 | rev = revfix(repo, spec, None) |
|
558 | 567 | if rev in seen: |
|
559 | 568 | continue |
|
560 | 569 | seen.add(rev) |
|
561 | 570 | l.append(rev) |
|
562 | 571 | continue |
|
563 | 572 | except error.RepoLookupError: |
|
564 | 573 | pass |
|
565 | 574 | |
|
566 | 575 | # fall through to new-style queries if old-style fails |
|
567 | 576 | m = revset.match(repo.ui, spec) |
|
568 | 577 | for r in m(repo, range(len(repo))): |
|
569 | 578 | if r not in seen: |
|
570 | 579 | l.append(r) |
|
571 | 580 | seen.update(l) |
|
572 | 581 | |
|
573 | 582 | return l |
|
574 | 583 | |
|
575 | 584 | def expandpats(pats): |
|
576 | 585 | if not util.expandglobs: |
|
577 | 586 | return list(pats) |
|
578 | 587 | ret = [] |
|
579 | 588 | for p in pats: |
|
580 | 589 | kind, name = matchmod._patsplit(p, None) |
|
581 | 590 | if kind is None: |
|
582 | 591 | try: |
|
583 | 592 | globbed = glob.glob(name) |
|
584 | 593 | except re.error: |
|
585 | 594 | globbed = [name] |
|
586 | 595 | if globbed: |
|
587 | 596 | ret.extend(globbed) |
|
588 | 597 | continue |
|
589 | 598 | ret.append(p) |
|
590 | 599 | return ret |
|
591 | 600 | |
|
592 | 601 | def matchandpats(ctx, pats=[], opts={}, globbed=False, default='relpath'): |
|
593 | 602 | if pats == ("",): |
|
594 | 603 | pats = [] |
|
595 | 604 | if not globbed and default == 'relpath': |
|
596 | 605 | pats = expandpats(pats or []) |
|
597 | 606 | |
|
598 | 607 | m = ctx.match(pats, opts.get('include'), opts.get('exclude'), |
|
599 | 608 | default) |
|
600 | 609 | def badfn(f, msg): |
|
601 | 610 | ctx._repo.ui.warn("%s: %s\n" % (m.rel(f), msg)) |
|
602 | 611 | m.bad = badfn |
|
603 | 612 | return m, pats |
|
604 | 613 | |
|
605 | 614 | def match(ctx, pats=[], opts={}, globbed=False, default='relpath'): |
|
606 | 615 | return matchandpats(ctx, pats, opts, globbed, default)[0] |
|
607 | 616 | |
|
608 | 617 | def matchall(repo): |
|
609 | 618 | return matchmod.always(repo.root, repo.getcwd()) |
|
610 | 619 | |
|
611 | 620 | def matchfiles(repo, files): |
|
612 | 621 | return matchmod.exact(repo.root, repo.getcwd(), files) |
|
613 | 622 | |
|
614 | 623 | def addremove(repo, pats=[], opts={}, dry_run=None, similarity=None): |
|
615 | 624 | if dry_run is None: |
|
616 | 625 | dry_run = opts.get('dry_run') |
|
617 | 626 | if similarity is None: |
|
618 | 627 | similarity = float(opts.get('similarity') or 0) |
|
619 | 628 | # we'd use status here, except handling of symlinks and ignore is tricky |
|
620 | 629 | added, unknown, deleted, removed = [], [], [], [] |
|
621 | 630 | audit_path = pathauditor(repo.root) |
|
622 | 631 | m = match(repo[None], pats, opts) |
|
623 | 632 | rejected = [] |
|
624 | 633 | m.bad = lambda x, y: rejected.append(x) |
|
625 | 634 | |
|
626 | 635 | for abs in repo.walk(m): |
|
627 | 636 | target = repo.wjoin(abs) |
|
628 | 637 | good = True |
|
629 | 638 | try: |
|
630 | 639 | audit_path(abs) |
|
631 | 640 | except (OSError, util.Abort): |
|
632 | 641 | good = False |
|
633 | 642 | rel = m.rel(abs) |
|
634 | 643 | exact = m.exact(abs) |
|
635 | 644 | if good and abs not in repo.dirstate: |
|
636 | 645 | unknown.append(abs) |
|
637 | 646 | if repo.ui.verbose or not exact: |
|
638 | 647 | repo.ui.status(_('adding %s\n') % ((pats and rel) or abs)) |
|
639 | 648 | elif repo.dirstate[abs] != 'r' and (not good or not os.path.lexists(target) |
|
640 | 649 | or (os.path.isdir(target) and not os.path.islink(target))): |
|
641 | 650 | deleted.append(abs) |
|
642 | 651 | if repo.ui.verbose or not exact: |
|
643 | 652 | repo.ui.status(_('removing %s\n') % ((pats and rel) or abs)) |
|
644 | 653 | # for finding renames |
|
645 | 654 | elif repo.dirstate[abs] == 'r': |
|
646 | 655 | removed.append(abs) |
|
647 | 656 | elif repo.dirstate[abs] == 'a': |
|
648 | 657 | added.append(abs) |
|
649 | 658 | copies = {} |
|
650 | 659 | if similarity > 0: |
|
651 | 660 | for old, new, score in similar.findrenames(repo, |
|
652 | 661 | added + unknown, removed + deleted, similarity): |
|
653 | 662 | if repo.ui.verbose or not m.exact(old) or not m.exact(new): |
|
654 | 663 | repo.ui.status(_('recording removal of %s as rename to %s ' |
|
655 | 664 | '(%d%% similar)\n') % |
|
656 | 665 | (m.rel(old), m.rel(new), score * 100)) |
|
657 | 666 | copies[new] = old |
|
658 | 667 | |
|
659 | 668 | if not dry_run: |
|
660 | 669 | wctx = repo[None] |
|
661 | 670 | wlock = repo.wlock() |
|
662 | 671 | try: |
|
663 | 672 | wctx.forget(deleted) |
|
664 | 673 | wctx.add(unknown) |
|
665 | 674 | for new, old in copies.iteritems(): |
|
666 | 675 | wctx.copy(old, new) |
|
667 | 676 | finally: |
|
668 | 677 | wlock.release() |
|
669 | 678 | |
|
670 | 679 | for f in rejected: |
|
671 | 680 | if f in m.files(): |
|
672 | 681 | return 1 |
|
673 | 682 | return 0 |
|
674 | 683 | |
|
675 | 684 | def updatedir(ui, repo, patches, similarity=0): |
|
676 | 685 | '''Update dirstate after patch application according to metadata''' |
|
677 | 686 | if not patches: |
|
678 | 687 | return [] |
|
679 | 688 | copies = [] |
|
680 | 689 | removes = set() |
|
681 | 690 | cfiles = patches.keys() |
|
682 | 691 | cwd = repo.getcwd() |
|
683 | 692 | if cwd: |
|
684 | 693 | cfiles = [util.pathto(repo.root, cwd, f) for f in patches.keys()] |
|
685 | 694 | for f in patches: |
|
686 | 695 | gp = patches[f] |
|
687 | 696 | if not gp: |
|
688 | 697 | continue |
|
689 | 698 | if gp.op == 'RENAME': |
|
690 | 699 | copies.append((gp.oldpath, gp.path)) |
|
691 | 700 | removes.add(gp.oldpath) |
|
692 | 701 | elif gp.op == 'COPY': |
|
693 | 702 | copies.append((gp.oldpath, gp.path)) |
|
694 | 703 | elif gp.op == 'DELETE': |
|
695 | 704 | removes.add(gp.path) |
|
696 | 705 | |
|
697 | 706 | wctx = repo[None] |
|
698 | 707 | for src, dst in copies: |
|
699 | 708 | dirstatecopy(ui, repo, wctx, src, dst, cwd=cwd) |
|
700 | 709 | if (not similarity) and removes: |
|
701 | 710 | wctx.remove(sorted(removes), True) |
|
702 | 711 | |
|
703 | 712 | for f in patches: |
|
704 | 713 | gp = patches[f] |
|
705 | 714 | if gp and gp.mode: |
|
706 | 715 | islink, isexec = gp.mode |
|
707 | 716 | dst = repo.wjoin(gp.path) |
|
708 | 717 | # patch won't create empty files |
|
709 | 718 | if gp.op == 'ADD' and not os.path.lexists(dst): |
|
710 | 719 | flags = (isexec and 'x' or '') + (islink and 'l' or '') |
|
711 | 720 | repo.wwrite(gp.path, '', flags) |
|
712 | 721 | util.setflags(dst, islink, isexec) |
|
713 | 722 | addremove(repo, cfiles, similarity=similarity) |
|
714 | 723 | files = patches.keys() |
|
715 | 724 | files.extend([r for r in removes if r not in files]) |
|
716 | 725 | return sorted(files) |
|
717 | 726 | |
|
718 | 727 | def dirstatecopy(ui, repo, wctx, src, dst, dryrun=False, cwd=None): |
|
719 | 728 | """Update the dirstate to reflect the intent of copying src to dst. For |
|
720 | 729 | different reasons it might not end with dst being marked as copied from src. |
|
721 | 730 | """ |
|
722 | 731 | origsrc = repo.dirstate.copied(src) or src |
|
723 | 732 | if dst == origsrc: # copying back a copy? |
|
724 | 733 | if repo.dirstate[dst] not in 'mn' and not dryrun: |
|
725 | 734 | repo.dirstate.normallookup(dst) |
|
726 | 735 | else: |
|
727 | 736 | if repo.dirstate[origsrc] == 'a' and origsrc == src: |
|
728 | 737 | if not ui.quiet: |
|
729 | 738 | ui.warn(_("%s has not been committed yet, so no copy " |
|
730 | 739 | "data will be stored for %s.\n") |
|
731 | 740 | % (repo.pathto(origsrc, cwd), repo.pathto(dst, cwd))) |
|
732 | 741 | if repo.dirstate[dst] in '?r' and not dryrun: |
|
733 | 742 | wctx.add([dst]) |
|
734 | 743 | elif not dryrun: |
|
735 | 744 | wctx.copy(origsrc, dst) |
|
736 | 745 | |
|
737 | 746 | def readrequires(opener, supported): |
|
738 | 747 | '''Reads and parses .hg/requires and checks if all entries found |
|
739 | 748 | are in the list of supported features.''' |
|
740 | 749 | requirements = set(opener.read("requires").splitlines()) |
|
741 | 750 | missings = [] |
|
742 | 751 | for r in requirements: |
|
743 | 752 | if r not in supported: |
|
744 | 753 | if not r or not r[0].isalnum(): |
|
745 | 754 | raise error.RequirementError(_(".hg/requires file is corrupt")) |
|
746 | 755 | missings.append(r) |
|
747 | 756 | missings.sort() |
|
748 | 757 | if missings: |
|
749 | 758 | raise error.RequirementError(_("unknown repository format: " |
|
750 | 759 | "requires features '%s' (upgrade Mercurial)") % "', '".join(missings)) |
|
751 | 760 | return requirements |
|
752 | 761 | |
|
753 | 762 | class filecacheentry(object): |
|
754 | 763 | def __init__(self, path): |
|
755 | 764 | self.path = path |
|
756 | 765 | self.cachestat = filecacheentry.stat(self.path) |
|
757 | 766 | |
|
758 | 767 | if self.cachestat: |
|
759 | 768 | self._cacheable = self.cachestat.cacheable() |
|
760 | 769 | else: |
|
761 | 770 | # None means we don't know yet |
|
762 | 771 | self._cacheable = None |
|
763 | 772 | |
|
764 | 773 | def refresh(self): |
|
765 | 774 | if self.cacheable(): |
|
766 | 775 | self.cachestat = filecacheentry.stat(self.path) |
|
767 | 776 | |
|
768 | 777 | def cacheable(self): |
|
769 | 778 | if self._cacheable is not None: |
|
770 | 779 | return self._cacheable |
|
771 | 780 | |
|
772 | 781 | # we don't know yet, assume it is for now |
|
773 | 782 | return True |
|
774 | 783 | |
|
775 | 784 | def changed(self): |
|
776 | 785 | # no point in going further if we can't cache it |
|
777 | 786 | if not self.cacheable(): |
|
778 | 787 | return True |
|
779 | 788 | |
|
780 | 789 | newstat = filecacheentry.stat(self.path) |
|
781 | 790 | |
|
782 | 791 | # we may not know if it's cacheable yet, check again now |
|
783 | 792 | if newstat and self._cacheable is None: |
|
784 | 793 | self._cacheable = newstat.cacheable() |
|
785 | 794 | |
|
786 | 795 | # check again |
|
787 | 796 | if not self._cacheable: |
|
788 | 797 | return True |
|
789 | 798 | |
|
790 | 799 | if self.cachestat != newstat: |
|
791 | 800 | self.cachestat = newstat |
|
792 | 801 | return True |
|
793 | 802 | else: |
|
794 | 803 | return False |
|
795 | 804 | |
|
796 | 805 | @staticmethod |
|
797 | 806 | def stat(path): |
|
798 | 807 | try: |
|
799 | 808 | return util.cachestat(path) |
|
800 | 809 | except OSError, e: |
|
801 | 810 | if e.errno != errno.ENOENT: |
|
802 | 811 | raise |
|
803 | 812 | |
|
804 | 813 | class filecache(object): |
|
805 | 814 | '''A property like decorator that tracks a file under .hg/ for updates. |
|
806 | 815 | |
|
807 | 816 | Records stat info when called in _filecache. |
|
808 | 817 | |
|
809 | 818 | On subsequent calls, compares old stat info with new info, and recreates |
|
810 | 819 | the object when needed, updating the new stat info in _filecache. |
|
811 | 820 | |
|
812 | 821 | Mercurial either atomic renames or appends for files under .hg, |
|
813 | 822 | so to ensure the cache is reliable we need the filesystem to be able |
|
814 | 823 | to tell us if a file has been replaced. If it can't, we fallback to |
|
815 | 824 | recreating the object on every call (essentially the same behaviour as |
|
816 | 825 | propertycache).''' |
|
817 | 826 | def __init__(self, path): |
|
818 | 827 | self.path = path |
|
819 | 828 | |
|
820 | 829 | def join(self, obj, fname): |
|
821 | 830 | """Used to compute the runtime path of the cached file. |
|
822 | 831 | |
|
823 | 832 | Users should subclass filecache and provide their own version of this |
|
824 | 833 | function to call the appropriate join function on 'obj' (an instance |
|
825 | 834 | of the class that its member function was decorated). |
|
826 | 835 | """ |
|
827 | 836 | return obj.join(fname) |
|
828 | 837 | |
|
829 | 838 | def __call__(self, func): |
|
830 | 839 | self.func = func |
|
831 | 840 | self.name = func.__name__ |
|
832 | 841 | return self |
|
833 | 842 | |
|
834 | 843 | def __get__(self, obj, type=None): |
|
835 | 844 | # do we need to check if the file changed? |
|
836 | 845 | if self.name in obj.__dict__: |
|
837 | 846 | return obj.__dict__[self.name] |
|
838 | 847 | |
|
839 | 848 | entry = obj._filecache.get(self.name) |
|
840 | 849 | |
|
841 | 850 | if entry: |
|
842 | 851 | if entry.changed(): |
|
843 | 852 | entry.obj = self.func(obj) |
|
844 | 853 | else: |
|
845 | 854 | path = self.join(obj, self.path) |
|
846 | 855 | |
|
847 | 856 | # We stat -before- creating the object so our cache doesn't lie if |
|
848 | 857 | # a writer modified between the time we read and stat |
|
849 | 858 | entry = filecacheentry(path) |
|
850 | 859 | entry.obj = self.func(obj) |
|
851 | 860 | |
|
852 | 861 | obj._filecache[self.name] = entry |
|
853 | 862 | |
|
854 | 863 | obj.__dict__[self.name] = entry.obj |
|
855 | 864 | return entry.obj |
|
856 | 865 | |
|
857 | 866 | def __set__(self, obj, value): |
|
858 | 867 | if self.name in obj._filecache: |
|
859 | 868 | obj._filecache[self.name].obj = value # update cached copy |
|
860 | 869 | obj.__dict__[self.name] = value # update copy returned by obj.x |
|
861 | 870 | |
|
862 | 871 | def __delete__(self, obj): |
|
863 | 872 | try: |
|
864 | 873 | del obj.__dict__[self.name] |
|
865 | 874 | except KeyError: |
|
866 | 875 | raise AttributeError, self.name |
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