Mercurial > hg > mercurial-crew-with-dirclash
annotate mercurial/dirstate.py @ 2394:a8f1049d1d2d
hgweb: fix errors and warnings found by pychecker
- fix missing import
- use type_ instead of type
- remove unused variable
author | Benoit Boissinot <benoit.boissinot@ens-lyon.org> |
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date | Sun, 04 Jun 2006 12:19:51 +0200 |
parents | 5083cba2a777 |
children | be2fd6398d50 |
rev | line source |
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1089 | 1 """ |
2 dirstate.py - working directory tracking for mercurial | |
3 | |
4 Copyright 2005 Matt Mackall <mpm@selenic.com> | |
5 | |
6 This software may be used and distributed according to the terms | |
7 of the GNU General Public License, incorporated herein by reference. | |
8 """ | |
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9 |
1094 | 10 import struct, os |
11 from node import * | |
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12 from i18n import gettext as _ |
262 | 13 from demandload import * |
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14 demandload(globals(), "time bisect stat util re errno") |
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15 |
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16 class dirstate(object): |
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17 format = ">cllll" |
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18 |
244 | 19 def __init__(self, opener, ui, root): |
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20 self.opener = opener |
244 | 21 self.root = root |
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22 self.dirty = 0 |
20 | 23 self.ui = ui |
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24 self.map = None |
227 | 25 self.pl = None |
363 | 26 self.copies = {} |
723 | 27 self.ignorefunc = None |
1183 | 28 self.blockignore = False |
723 | 29 |
30 def wjoin(self, f): | |
31 return os.path.join(self.root, f) | |
32 | |
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33 def getcwd(self): |
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34 cwd = os.getcwd() |
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35 if cwd == self.root: return '' |
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36 return cwd[len(self.root) + 1:] |
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37 |
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38 def hgignore(self): |
2003 | 39 '''return the contents of .hgignore files as a list of patterns. |
40 | |
41 the files parsed for patterns include: | |
42 .hgignore in the repository root | |
43 any additional files specified in the [ui] section of ~/.hgrc | |
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44 |
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45 trailing white space is dropped. |
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46 the escape character is backslash. |
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47 comments start with #. |
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48 empty lines are skipped. |
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49 |
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50 lines can be of the following formats: |
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51 |
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52 syntax: regexp # defaults following lines to non-rooted regexps |
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53 syntax: glob # defaults following lines to non-rooted globs |
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54 re:pattern # non-rooted regular expression |
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55 glob:pattern # non-rooted glob |
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56 pattern # pattern of the current default type''' |
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57 syntaxes = {'re': 'relre:', 'regexp': 'relre:', 'glob': 'relglob:'} |
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58 def parselines(fp): |
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59 for line in fp: |
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60 escape = False |
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61 for i in xrange(len(line)): |
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62 if escape: escape = False |
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63 elif line[i] == '\\': escape = True |
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64 elif line[i] == '#': break |
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65 line = line[:i].rstrip() |
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66 if line: yield line |
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67 repoignore = self.wjoin('.hgignore') |
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68 files = [repoignore] |
2003 | 69 files.extend(self.ui.hgignorefiles()) |
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70 pats = {} |
2003 | 71 for f in files: |
72 try: | |
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73 pats[f] = [] |
2003 | 74 fp = open(f) |
75 syntax = 'relre:' | |
76 for line in parselines(fp): | |
77 if line.startswith('syntax:'): | |
78 s = line[7:].strip() | |
79 try: | |
80 syntax = syntaxes[s] | |
81 except KeyError: | |
82 self.ui.warn(_("%s: ignoring invalid " | |
83 "syntax '%s'\n") % (f, s)) | |
84 continue | |
85 pat = syntax + line | |
86 for s in syntaxes.values(): | |
87 if line.startswith(s): | |
88 pat = line | |
89 break | |
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90 pats[f].append(pat) |
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91 except IOError, inst: |
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92 if f != repoignore: |
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93 self.ui.warn(_("skipping unreadable ignore file" |
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94 " '%s': %s\n") % (f, inst.strerror)) |
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95 return pats |
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96 |
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97 def ignore(self, fn): |
2003 | 98 '''default match function used by dirstate and |
99 localrepository. this honours the repository .hgignore file | |
100 and any other files specified in the [ui] section of .hgrc.''' | |
1183 | 101 if self.blockignore: |
102 return False | |
723 | 103 if not self.ignorefunc: |
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104 ignore = self.hgignore() |
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105 allpats = [] |
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106 [allpats.extend(patlist) for patlist in ignore.values()] |
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107 if allpats: |
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108 try: |
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109 files, self.ignorefunc, anypats = ( |
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110 util.matcher(self.root, inc=allpats, src='.hgignore')) |
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111 except util.Abort: |
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112 # Re-raise an exception where the src is the right file |
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113 for f, patlist in ignore.items(): |
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114 files, self.ignorefunc, anypats = ( |
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115 util.matcher(self.root, inc=patlist, src=f)) |
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116 else: |
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117 self.ignorefunc = util.never |
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118 return self.ignorefunc(fn) |
220 | 119 |
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120 def __del__(self): |
220 | 121 if self.dirty: |
122 self.write() | |
123 | |
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124 def __getitem__(self, key): |
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125 try: |
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126 return self.map[key] |
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127 except TypeError: |
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128 self.lazyread() |
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129 return self[key] |
220 | 130 |
131 def __contains__(self, key): | |
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132 self.lazyread() |
220 | 133 return key in self.map |
134 | |
227 | 135 def parents(self): |
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136 self.lazyread() |
227 | 137 return self.pl |
138 | |
723 | 139 def markdirty(self): |
140 if not self.dirty: | |
141 self.dirty = 1 | |
142 | |
1062 | 143 def setparents(self, p1, p2=nullid): |
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144 self.lazyread() |
723 | 145 self.markdirty() |
227 | 146 self.pl = p1, p2 |
147 | |
220 | 148 def state(self, key): |
149 try: | |
150 return self[key][0] | |
151 except KeyError: | |
152 return "?" | |
153 | |
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154 def lazyread(self): |
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155 if self.map is None: |
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156 self.read() |
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157 |
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158 def read(self): |
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159 self.map = {} |
227 | 160 self.pl = [nullid, nullid] |
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161 try: |
220 | 162 st = self.opener("dirstate").read() |
311 | 163 if not st: return |
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164 except: return |
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165 |
227 | 166 self.pl = [st[:20], st[20: 40]] |
167 | |
168 pos = 40 | |
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169 e_size = struct.calcsize(self.format) |
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170 while pos < len(st): |
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171 e = struct.unpack(self.format, st[pos:pos+e_size]) |
220 | 172 l = e[4] |
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173 pos += e_size |
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174 f = st[pos:pos + l] |
515 | 175 if '\0' in f: |
363 | 176 f, c = f.split('\0') |
177 self.copies[f] = c | |
220 | 178 self.map[f] = e[:4] |
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179 pos += l |
363 | 180 |
181 def copy(self, source, dest): | |
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182 self.lazyread() |
723 | 183 self.markdirty() |
363 | 184 self.copies[dest] = source |
185 | |
186 def copied(self, file): | |
187 return self.copies.get(file, None) | |
515 | 188 |
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189 def update(self, files, state, **kw): |
220 | 190 ''' current states: |
191 n normal | |
231 | 192 m needs merging |
220 | 193 r marked for removal |
194 a marked for addition''' | |
195 | |
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196 if not files: return |
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197 self.lazyread() |
723 | 198 self.markdirty() |
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199 for f in files: |
220 | 200 if state == "r": |
201 self.map[f] = ('r', 0, 0, 0) | |
202 else: | |
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203 s = os.lstat(self.wjoin(f)) |
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204 st_size = kw.get('st_size', s.st_size) |
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205 st_mtime = kw.get('st_mtime', s.st_mtime) |
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206 self.map[f] = (state, s.st_mode, st_size, st_mtime) |
1117 | 207 if self.copies.has_key(f): |
208 del self.copies[f] | |
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209 |
220 | 210 def forget(self, files): |
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211 if not files: return |
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212 self.lazyread() |
723 | 213 self.markdirty() |
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214 for f in files: |
20 | 215 try: |
216 del self.map[f] | |
217 except KeyError: | |
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218 self.ui.warn(_("not in dirstate: %s!\n") % f) |
20 | 219 pass |
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220 |
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221 def clear(self): |
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222 self.map = {} |
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223 self.copies = {} |
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224 self.markdirty() |
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225 |
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226 def rebuild(self, parent, files): |
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227 self.clear() |
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228 umask = os.umask(0) |
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229 os.umask(umask) |
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230 for f, mode in files: |
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231 if mode: |
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232 self.map[f] = ('n', ~umask, -1, 0) |
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233 else: |
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234 self.map[f] = ('n', ~umask & 0666, -1, 0) |
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235 self.pl = (parent, nullid) |
723 | 236 self.markdirty() |
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237 |
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238 def write(self): |
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239 if not self.dirty: |
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240 return |
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241 st = self.opener("dirstate", "w", atomic=True) |
227 | 242 st.write("".join(self.pl)) |
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243 for f, e in self.map.items(): |
363 | 244 c = self.copied(f) |
245 if c: | |
246 f = f + "\0" + c | |
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247 e = struct.pack(self.format, e[0], e[1], e[2], e[3], len(f)) |
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248 st.write(e + f) |
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249 self.dirty = 0 |
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250 |
879 | 251 def filterfiles(self, files): |
252 ret = {} | |
253 unknown = [] | |
254 | |
255 for x in files: | |
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256 if x == '.': |
879 | 257 return self.map.copy() |
258 if x not in self.map: | |
259 unknown.append(x) | |
260 else: | |
261 ret[x] = self.map[x] | |
919 | 262 |
879 | 263 if not unknown: |
264 return ret | |
265 | |
266 b = self.map.keys() | |
267 b.sort() | |
268 blen = len(b) | |
269 | |
270 for x in unknown: | |
271 bs = bisect.bisect(b, x) | |
919 | 272 if bs != 0 and b[bs-1] == x: |
879 | 273 ret[x] = self.map[x] |
274 continue | |
275 while bs < blen: | |
276 s = b[bs] | |
277 if len(s) > len(x) and s.startswith(x) and s[len(x)] == '/': | |
278 ret[s] = self.map[s] | |
279 else: | |
280 break | |
281 bs += 1 | |
282 return ret | |
283 | |
1527
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284 def supported_type(self, f, st, verbose=False): |
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285 if stat.S_ISREG(st.st_mode): |
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286 return True |
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287 if verbose: |
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288 kind = 'unknown' |
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289 if stat.S_ISCHR(st.st_mode): kind = _('character device') |
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290 elif stat.S_ISBLK(st.st_mode): kind = _('block device') |
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291 elif stat.S_ISFIFO(st.st_mode): kind = _('fifo') |
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292 elif stat.S_ISLNK(st.st_mode): kind = _('symbolic link') |
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293 elif stat.S_ISSOCK(st.st_mode): kind = _('socket') |
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294 elif stat.S_ISDIR(st.st_mode): kind = _('directory') |
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295 self.ui.warn(_('%s: unsupported file type (type is %s)\n') % ( |
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296 util.pathto(self.getcwd(), f), |
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297 kind)) |
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298 return False |
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299 |
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300 def statwalk(self, files=None, match=util.always, dc=None, ignored=False, |
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301 badmatch=None): |
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302 self.lazyread() |
879 | 303 |
723 | 304 # walk all files by default |
879 | 305 if not files: |
306 files = [self.root] | |
307 if not dc: | |
308 dc = self.map.copy() | |
309 elif not dc: | |
310 dc = self.filterfiles(files) | |
919 | 311 |
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312 def statmatch(file_, stat): |
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313 file_ = util.pconvert(file_) |
2022
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314 if not ignored and file_ not in dc and self.ignore(file_): |
1183 | 315 return False |
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316 return match(file_) |
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317 |
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318 return self.walkhelper(files=files, statmatch=statmatch, dc=dc, |
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319 badmatch=badmatch) |
1183 | 320 |
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321 def walk(self, files=None, match=util.always, dc=None, badmatch=None): |
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322 # filter out the stat |
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323 for src, f, st in self.statwalk(files, match, dc, badmatch=badmatch): |
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324 yield src, f |
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325 |
1183 | 326 # walk recursively through the directory tree, finding all files |
327 # matched by the statmatch function | |
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328 # |
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329 # results are yielded in a tuple (src, filename, st), where src |
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330 # is one of: |
1183 | 331 # 'f' the file was found in the directory tree |
332 # 'm' the file was only in the dirstate and not in the tree | |
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333 # and st is the stat result if the file was found in the directory. |
1183 | 334 # |
335 # dc is an optional arg for the current dirstate. dc is not modified | |
336 # directly by this function, but might be modified by your statmatch call. | |
337 # | |
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338 def walkhelper(self, files, statmatch, dc, badmatch=None): |
1183 | 339 # recursion free walker, faster than os.walk. |
340 def findfiles(s): | |
341 work = [s] | |
342 while work: | |
343 top = work.pop() | |
344 names = os.listdir(top) | |
345 names.sort() | |
346 # nd is the top of the repository dir tree | |
347 nd = util.normpath(top[len(self.root) + 1:]) | |
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348 if nd == '.': |
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349 nd = '' |
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350 else: |
2063
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351 # do not recurse into a repo contained in this |
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352 # one. use bisect to find .hg directory so speed |
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353 # is good on big directory. |
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354 hg = bisect.bisect_left(names, '.hg') |
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355 if hg < len(names) and names[hg] == '.hg': |
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356 if os.path.isdir(os.path.join(top, '.hg')): |
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357 continue |
1183 | 358 for f in names: |
1562 | 359 np = util.pconvert(os.path.join(nd, f)) |
1183 | 360 if seen(np): |
361 continue | |
362 p = os.path.join(top, f) | |
1228
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Fix dangling symlink bug in dirstate walk code
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363 # don't trip over symlinks |
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364 st = os.lstat(p) |
1183 | 365 if stat.S_ISDIR(st.st_mode): |
366 ds = os.path.join(nd, f +'/') | |
367 if statmatch(ds, st): | |
368 work.append(p) | |
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369 if statmatch(np, st) and np in dc: |
1562 | 370 yield 'm', np, st |
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371 elif statmatch(np, st): |
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372 if self.supported_type(np, st): |
1562 | 373 yield 'f', np, st |
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374 elif np in dc: |
1562 | 375 yield 'm', np, st |
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376 |
821
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Ensure that dirstate.walk only yields names once.
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377 known = {'.hg': 1} |
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378 def seen(fn): |
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379 if fn in known: return True |
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380 known[fn] = 1 |
1183 | 381 |
382 # step one, find all files that match our criteria | |
383 files.sort() | |
384 for ff in util.unique(files): | |
1510
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385 f = self.wjoin(ff) |
1183 | 386 try: |
1230 | 387 st = os.lstat(f) |
1183 | 388 except OSError, inst: |
1564
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Re: [PATCH 2 of 3] remove walk warning about nonexistent files
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389 nf = util.normpath(ff) |
34579a67fa71
Re: [PATCH 2 of 3] remove walk warning about nonexistent files
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390 found = False |
34579a67fa71
Re: [PATCH 2 of 3] remove walk warning about nonexistent files
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parents:
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391 for fn in dc: |
34579a67fa71
Re: [PATCH 2 of 3] remove walk warning about nonexistent files
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392 if nf == fn or (fn.startswith(nf) and fn[len(nf)] == '/'): |
34579a67fa71
Re: [PATCH 2 of 3] remove walk warning about nonexistent files
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393 found = True |
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Re: [PATCH 2 of 3] remove walk warning about nonexistent files
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394 break |
34579a67fa71
Re: [PATCH 2 of 3] remove walk warning about nonexistent files
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395 if not found: |
2042
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small changes to revert command.
Vadim Gelfer <vadim.gelfer@gmail.com>
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2022
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396 if inst.errno != errno.ENOENT or not badmatch: |
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397 self.ui.warn('%s: %s\n' % ( |
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398 util.pathto(self.getcwd(), ff), |
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399 inst.strerror)) |
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400 elif badmatch and badmatch(ff) and statmatch(ff, None): |
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401 yield 'b', ff, None |
1183 | 402 continue |
403 if stat.S_ISDIR(st.st_mode): | |
1487
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404 cmp1 = (lambda x, y: cmp(x[1], y[1])) |
1749
d457fec76ab0
fix warnings from pychecker (unused variables and shadowing)
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405 sorted_ = [ x for x in findfiles(f) ] |
d457fec76ab0
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406 sorted_.sort(cmp1) |
d457fec76ab0
fix warnings from pychecker (unused variables and shadowing)
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407 for e in sorted_: |
1487
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408 yield e |
1392
32d8068b3e36
add a check for filetype when walking
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409 else: |
1183 | 410 ff = util.normpath(ff) |
411 if seen(ff): | |
884
087771ebe2e6
Fix walk code for files that do not exist anywhere, and unhandled types.
Bryan O'Sullivan <bos@serpentine.com>
parents:
883
diff
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412 continue |
1183 | 413 self.blockignore = True |
1487
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414 if statmatch(ff, st): |
1527
c13fce7167c2
don't print anything about file of unsupported type unless
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415 if self.supported_type(ff, st, verbose=True): |
1487
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416 yield 'f', ff, st |
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417 elif ff in dc: |
2bc6cd62a29c
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418 yield 'm', ff, st |
1183 | 419 self.blockignore = False |
536 | 420 |
1183 | 421 # step two run through anything left in the dc hash and yield |
422 # if we haven't already seen it | |
423 ks = dc.keys() | |
424 ks.sort() | |
425 for k in ks: | |
426 if not seen(k) and (statmatch(k, None)): | |
1471
f56f38a1a85f
rewrote changes function in dirstate to use generic walk code
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427 yield 'm', k, None |
669
8aa2a282eda4
.hgignore speedups patch incorporating Matt's feedback.
mwilli2@localhost.localdomain
parents:
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diff
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428 |
2022
a59da8cc35e4
New option -i/--ignored for 'hg status' to show ignored files.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
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429 def changes(self, files=None, match=util.always, show_ignored=None): |
a59da8cc35e4
New option -i/--ignored for 'hg status' to show ignored files.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
2008
diff
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430 lookup, modified, added, unknown, ignored = [], [], [], [], [] |
861
cbe5c4d016b7
dirstate.changes() now distinguishes 'hg remove'd or just deleted files.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
856
diff
changeset
|
431 removed, deleted = [], [] |
723 | 432 |
2022
a59da8cc35e4
New option -i/--ignored for 'hg status' to show ignored files.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
2008
diff
changeset
|
433 for src, fn, st in self.statwalk(files, match, ignored=show_ignored): |
1471
f56f38a1a85f
rewrote changes function in dirstate to use generic walk code
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
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434 try: |
1749
d457fec76ab0
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Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
1617
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changeset
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435 type_, mode, size, time = self[fn] |
1471
f56f38a1a85f
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parents:
1402
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436 except KeyError: |
2022
a59da8cc35e4
New option -i/--ignored for 'hg status' to show ignored files.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
2008
diff
changeset
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437 if show_ignored and self.ignore(fn): |
a59da8cc35e4
New option -i/--ignored for 'hg status' to show ignored files.
Thomas Arendsen Hein <thomas@intevation.de>
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438 ignored.append(fn) |
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parents:
2008
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439 else: |
a59da8cc35e4
New option -i/--ignored for 'hg status' to show ignored files.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
2008
diff
changeset
|
440 unknown.append(fn) |
1471
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rewrote changes function in dirstate to use generic walk code
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441 continue |
1476
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fix dirstate.change: it should walk ignored files
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442 if src == 'm': |
1487
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443 nonexistent = True |
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444 if not st: |
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445 try: |
1510
755e7ac351ef
use self.{w,}join when possible
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diff
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446 f = self.wjoin(fn) |
1491
91c0e8d7ddcf
fix a bug in dirstate.changes when cwd != repo.root
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
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1488
diff
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447 st = os.lstat(f) |
1487
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448 except OSError, inst: |
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449 if inst.errno != errno.ENOENT: |
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450 raise |
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451 st = None |
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452 # We need to re-check that it is a valid file |
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453 if st and self.supported_type(fn, st): |
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454 nonexistent = False |
1476
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1471
diff
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455 # XXX: what to do with file no longer present in the fs |
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parents:
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456 # who are not removed in the dirstate ? |
1749
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457 if nonexistent and type_ in "nm": |
1476
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fix dirstate.change: it should walk ignored files
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parents:
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diff
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458 deleted.append(fn) |
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diff
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459 continue |
1471
f56f38a1a85f
rewrote changes function in dirstate to use generic walk code
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diff
changeset
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460 # check the common case first |
1749
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fix warnings from pychecker (unused variables and shadowing)
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1617
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changeset
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461 if type_ == 'n': |
1471
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1402
diff
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462 if not st: |
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rewrote changes function in dirstate to use generic walk code
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parents:
1402
diff
changeset
|
463 st = os.stat(fn) |
1755
a8f7791e3680
add 'debugrebuildstate' to rebuild the dirstate from a given revision
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
1749
diff
changeset
|
464 if size >= 0 and (size != st.st_size |
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add 'debugrebuildstate' to rebuild the dirstate from a given revision
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diff
changeset
|
465 or (mode ^ st.st_mode) & 0100): |
1471
f56f38a1a85f
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1402
diff
changeset
|
466 modified.append(fn) |
f56f38a1a85f
rewrote changes function in dirstate to use generic walk code
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diff
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|
467 elif time != st.st_mtime: |
f56f38a1a85f
rewrote changes function in dirstate to use generic walk code
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1402
diff
changeset
|
468 lookup.append(fn) |
1749
d457fec76ab0
fix warnings from pychecker (unused variables and shadowing)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
1617
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changeset
|
469 elif type_ == 'm': |
1471
f56f38a1a85f
rewrote changes function in dirstate to use generic walk code
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1402
diff
changeset
|
470 modified.append(fn) |
1749
d457fec76ab0
fix warnings from pychecker (unused variables and shadowing)
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parents:
1617
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changeset
|
471 elif type_ == 'a': |
1471
f56f38a1a85f
rewrote changes function in dirstate to use generic walk code
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|
472 added.append(fn) |
1749
d457fec76ab0
fix warnings from pychecker (unused variables and shadowing)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
1617
diff
changeset
|
473 elif type_ == 'r': |
1471
f56f38a1a85f
rewrote changes function in dirstate to use generic walk code
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
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diff
changeset
|
474 removed.append(fn) |
1183 | 475 |
2022
a59da8cc35e4
New option -i/--ignored for 'hg status' to show ignored files.
Thomas Arendsen Hein <thomas@intevation.de>
parents:
2008
diff
changeset
|
476 return (lookup, modified, added, removed, deleted, unknown, ignored) |