Mercurial > hg
annotate hgext/hgk.py @ 4688:39001f4b7d99
hgk: Use $HG instead of hg (see 849f011dbf79)
author | Thomas Arendsen Hein <thomas@intevation.de> |
---|---|
date | Sat, 23 Jun 2007 21:10:55 +0200 |
parents | cc08d2543593 |
children | eadfaa9ec487 |
rev | line source |
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267 | 1 # Minimal support for git commands on an hg repository |
2 # | |
2859 | 3 # Copyright 2005, 2006 Chris Mason <mason@suse.com> |
267 | 4 # |
5 # This software may be used and distributed according to the terms | |
6 # of the GNU General Public License, incorporated herein by reference. | |
7 | |
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8 import sys, os |
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9 from mercurial import hg, fancyopts, commands, ui, util, patch, revlog |
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10 |
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11 def difftree(ui, repo, node1=None, node2=None, *files, **opts): |
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12 """diff trees from two commits""" |
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13 def __difftree(repo, node1, node2, files=[]): |
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14 assert node2 is not None |
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15 mmap = repo.changectx(node1).manifest() |
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16 mmap2 = repo.changectx(node2).manifest() |
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17 status = repo.status(node1, node2, files=files)[:5] |
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18 modified, added, removed, deleted, unknown = status |
267 | 19 |
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20 empty = hg.short(hg.nullid) |
267 | 21 |
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22 for f in modified: |
334 | 23 # TODO get file permissions |
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24 print ":100664 100664 %s %s M\t%s\t%s" % (hg.short(mmap[f]), |
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25 hg.short(mmap2[f]), |
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26 f, f) |
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27 for f in added: |
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28 print ":000000 100664 %s %s N\t%s\t%s" % (empty, |
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29 hg.short(mmap2[f]), |
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30 f, f) |
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31 for f in removed: |
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32 print ":100664 000000 %s %s D\t%s\t%s" % (hg.short(mmap[f]), |
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33 empty, |
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34 f, f) |
267 | 35 ## |
36 | |
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37 while True: |
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38 if opts['stdin']: |
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39 try: |
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40 line = raw_input().split(' ') |
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41 node1 = line[0] |
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42 if len(line) > 1: |
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43 node2 = line[1] |
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44 else: |
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45 node2 = None |
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46 except EOFError: |
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47 break |
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48 node1 = repo.lookup(node1) |
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49 if node2: |
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50 node2 = repo.lookup(node2) |
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51 else: |
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52 node2 = node1 |
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53 node1 = repo.changelog.parents(node1)[0] |
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54 if opts['patch']: |
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55 if opts['pretty']: |
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56 catcommit(repo, node2, "") |
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57 patch.diff(repo, node1, node2, |
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58 files=files, |
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59 opts=patch.diffopts(ui, {'git': True})) |
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60 else: |
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61 __difftree(repo, node1, node2, files=files) |
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62 if not opts['stdin']: |
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63 break |
267 | 64 |
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65 def catcommit(repo, n, prefix, ctx=None): |
267 | 66 nlprefix = '\n' + prefix; |
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67 if ctx is None: |
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68 ctx = repo.changectx(n) |
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69 (p1, p2) = ctx.parents() |
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70 print "tree %s" % (hg.short(ctx.changeset()[0])) # use ctx.node() instead ?? |
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71 if p1: print "parent %s" % (hg.short(p1.node())) |
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72 if p2: print "parent %s" % (hg.short(p2.node())) |
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73 date = ctx.date() |
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74 description = ctx.description().replace("\0", "") |
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75 lines = description.splitlines() |
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76 if lines and lines[-1].startswith('committer:'): |
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77 committer = lines[-1].split(': ')[1].rstrip() |
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78 else: |
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79 committer = ctx.user() |
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80 |
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81 print "author %s %s %s" % (ctx.user(), int(date[0]), date[1]) |
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82 print "committer %s %s %s" % (committer, int(date[0]), date[1]) |
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83 print "revision %d" % ctx.rev() |
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84 print "" |
267 | 85 if prefix != "": |
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86 print "%s%s" % (prefix, description.replace('\n', nlprefix).strip()) |
267 | 87 else: |
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88 print description |
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89 if prefix: |
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90 sys.stdout.write('\0') |
267 | 91 |
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92 def base(ui, repo, node1, node2): |
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93 """Output common ancestor information""" |
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94 node1 = repo.lookup(node1) |
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95 node2 = repo.lookup(node2) |
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96 n = repo.changelog.ancestor(node1, node2) |
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97 print hg.short(n) |
267 | 98 |
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99 def catfile(ui, repo, type=None, r=None, **opts): |
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100 """cat a specific revision""" |
267 | 101 # in stdin mode, every line except the commit is prefixed with two |
102 # spaces. This way the our caller can find the commit without magic | |
103 # strings | |
104 # | |
105 prefix = "" | |
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106 if opts['stdin']: |
334 | 107 try: |
108 (type, r) = raw_input().split(' '); | |
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109 prefix = " " |
334 | 110 except EOFError: |
111 return | |
267 | 112 |
113 else: | |
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114 if not type or not r: |
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115 ui.warn("cat-file: type or revision not supplied\n") |
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116 commands.help_(ui, 'cat-file') |
267 | 117 |
118 while r: | |
334 | 119 if type != "commit": |
120 sys.stderr.write("aborting hg cat-file only understands commits\n") | |
121 sys.exit(1); | |
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122 n = repo.lookup(r) |
334 | 123 catcommit(repo, n, prefix) |
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124 if opts['stdin']: |
334 | 125 try: |
126 (type, r) = raw_input().split(' '); | |
127 except EOFError: | |
128 break | |
129 else: | |
130 break | |
267 | 131 |
132 # git rev-tree is a confusing thing. You can supply a number of | |
133 # commit sha1s on the command line, and it walks the commit history | |
134 # telling you which commits are reachable from the supplied ones via | |
135 # a bitmask based on arg position. | |
136 # you can specify a commit to stop at by starting the sha1 with ^ | |
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137 def revtree(args, repo, full="tree", maxnr=0, parents=False): |
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138 def chlogwalk(): |
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139 count = repo.changelog.count() |
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140 i = count |
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141 l = [0] * 100 |
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142 chunk = 100 |
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143 while True: |
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144 if chunk > i: |
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145 chunk = i |
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146 i = 0 |
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147 else: |
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148 i -= chunk |
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149 |
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150 for x in xrange(0, chunk): |
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151 if i + x >= count: |
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152 l[chunk - x:] = [0] * (chunk - x) |
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153 break |
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154 if full != None: |
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155 l[x] = repo.changectx(i + x) |
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156 l[x].changeset() # force reading |
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157 else: |
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158 l[x] = 1 |
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159 for x in xrange(chunk-1, -1, -1): |
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160 if l[x] != 0: |
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161 yield (i + x, full != None and l[x] or None) |
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162 if i == 0: |
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163 break |
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164 |
267 | 165 # calculate and return the reachability bitmask for sha |
166 def is_reachable(ar, reachable, sha): | |
334 | 167 if len(ar) == 0: |
168 return 1 | |
169 mask = 0 | |
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170 for i in xrange(len(ar)): |
334 | 171 if sha in reachable[i]: |
172 mask |= 1 << i | |
267 | 173 |
334 | 174 return mask |
267 | 175 |
176 reachable = [] | |
177 stop_sha1 = [] | |
178 want_sha1 = [] | |
356 | 179 count = 0 |
267 | 180 |
181 # figure out which commits they are asking for and which ones they | |
182 # want us to stop on | |
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183 for i in xrange(len(args)): |
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184 if args[i].startswith('^'): |
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185 s = repo.lookup(args[i][1:]) |
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186 stop_sha1.append(s) |
334 | 187 want_sha1.append(s) |
188 elif args[i] != 'HEAD': | |
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189 want_sha1.append(repo.lookup(args[i])) |
356 | 190 |
267 | 191 # calculate the graph for the supplied commits |
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192 for i in xrange(len(want_sha1)): |
334 | 193 reachable.append({}); |
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194 n = want_sha1[i]; |
334 | 195 visit = [n]; |
196 reachable[i][n] = 1 | |
197 while visit: | |
198 n = visit.pop(0) | |
199 if n in stop_sha1: | |
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200 continue |
334 | 201 for p in repo.changelog.parents(n): |
202 if p not in reachable[i]: | |
203 reachable[i][p] = 1 | |
204 visit.append(p) | |
205 if p in stop_sha1: | |
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206 continue |
356 | 207 |
267 | 208 # walk the repository looking for commits that are in our |
209 # reachability graph | |
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210 for i, ctx in chlogwalk(): |
334 | 211 n = repo.changelog.node(i) |
212 mask = is_reachable(want_sha1, reachable, n) | |
213 if mask: | |
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214 parentstr = "" |
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215 if parents: |
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216 pp = repo.changelog.parents(n) |
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217 if pp[0] != hg.nullid: |
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218 parentstr += " " + hg.short(pp[0]) |
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219 if pp[1] != hg.nullid: |
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220 parentstr += " " + hg.short(pp[1]) |
356 | 221 if not full: |
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222 print hg.short(n) + parentstr |
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223 elif full == "commit": |
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224 print hg.short(n) + parentstr |
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225 catcommit(repo, n, ' ', ctx) |
356 | 226 else: |
227 (p1, p2) = repo.changelog.parents(n) | |
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228 (h, h1, h2) = map(hg.short, (n, p1, p2)) |
356 | 229 (i1, i2) = map(repo.changelog.rev, (p1, p2)) |
267 | 230 |
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231 date = ctx.date()[0] |
356 | 232 print "%s %s:%s" % (date, h, mask), |
233 mask = is_reachable(want_sha1, reachable, p1) | |
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234 if i1 != hg.nullrev and mask > 0: |
356 | 235 print "%s:%s " % (h1, mask), |
236 mask = is_reachable(want_sha1, reachable, p2) | |
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237 if i2 != hg.nullrev and mask > 0: |
356 | 238 print "%s:%s " % (h2, mask), |
239 print "" | |
240 if maxnr and count >= maxnr: | |
241 break | |
242 count += 1 | |
267 | 243 |
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244 def revparse(ui, repo, *revs, **opts): |
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245 """Parse given revisions""" |
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246 def revstr(rev): |
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247 if rev == 'HEAD': |
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248 rev = 'tip' |
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249 return revlog.hex(repo.lookup(rev)) |
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250 |
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251 for r in revs: |
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252 revrange = r.split(':', 1) |
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253 ui.write('%s\n' % revstr(revrange[0])) |
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254 if len(revrange) == 2: |
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255 ui.write('^%s\n' % revstr(revrange[1])) |
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256 |
267 | 257 # git rev-list tries to order things by date, and has the ability to stop |
258 # at a given commit without walking the whole repo. TODO add the stop | |
259 # parameter | |
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260 def revlist(ui, repo, *revs, **opts): |
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261 """print revisions""" |
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262 if opts['header']: |
356 | 263 full = "commit" |
264 else: | |
265 full = None | |
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266 copy = [x for x in revs] |
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267 revtree(copy, repo, full, opts['max_count'], opts['parents']) |
267 | 268 |
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269 def view(ui, repo, *etc, **opts): |
1278 | 270 "start interactive history viewer" |
271 os.chdir(repo.root) | |
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272 optstr = ' '.join(['--%s %s' % (k, v) for k, v in opts.iteritems() if v]) |
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273 cmd = ui.config("hgk", "path", "hgk") + " %s %s" % (optstr, " ".join(etc)) |
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274 ui.debug("running %s\n" % cmd) |
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275 util.system(cmd) |
1278 | 276 |
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277 cmdtable = { |
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278 "^view": (view, |
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279 [('l', 'limit', '', 'limit number of changes displayed')], |
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280 'hg view [-l LIMIT] [REVRANGE]'), |
1278 | 281 "debug-diff-tree": (difftree, [('p', 'patch', None, 'generate patch'), |
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282 ('r', 'recursive', None, 'recursive'), |
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283 ('P', 'pretty', None, 'pretty'), |
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284 ('s', 'stdin', None, 'stdin'), |
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285 ('C', 'copy', None, 'detect copies'), |
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286 ('S', 'search', "", 'search')], |
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287 "hg git-diff-tree [options] node1 node2 [files...]"), |
1278 | 288 "debug-cat-file": (catfile, [('s', 'stdin', None, 'stdin')], |
289 "hg debug-cat-file [options] type file"), | |
290 "debug-merge-base": (base, [], "hg debug-merge-base node node"), | |
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291 'debug-rev-parse': (revparse, |
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292 [('', 'default', '', 'ignored')], |
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293 "hg debug-rev-parse rev"), |
1278 | 294 "debug-rev-list": (revlist, [('H', 'header', None, 'header'), |
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295 ('t', 'topo-order', None, 'topo-order'), |
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296 ('p', 'parents', None, 'parents'), |
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297 ('n', 'max-count', 0, 'max-count')], |
1278 | 298 "hg debug-rev-list [options] revs"), |
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299 } |