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comparison mercurial/merge.py @ 5043:bf444a9a9c23

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Merge with stable
author Matt Mackall <mpm@selenic.com>
date Wed, 01 Aug 2007 14:03:48 -0500
parents 54ff1bb4b53a f191bc3916f7
children 2ef14e29e538
comparison
equal deleted inserted replaced
5041:49059086c634 5043:bf444a9a9c23
7 7
8 from node import * 8 from node import *
9 from i18n import _ 9 from i18n import _
10 import errno, util, os, tempfile, context 10 import errno, util, os, tempfile, context
11 11
12 def filemerge(repo, fw, fo, wctx, mctx): 12 def filemerge(repo, fw, fd, fo, wctx, mctx):
13 """perform a 3-way merge in the working directory 13 """perform a 3-way merge in the working directory
14 14
15 fw = filename in the working directory 15 fw = original filename in the working directory
16 fd = destination filename in the working directory
16 fo = filename in other parent 17 fo = filename in other parent
17 wctx, mctx = working and merge changecontexts 18 wctx, mctx = working and merge changecontexts
18 """ 19 """
19 20
20 def temp(prefix, ctx): 21 def temp(prefix, ctx):
25 f.write(data) 26 f.write(data)
26 f.close() 27 f.close()
27 return name 28 return name
28 29
29 fcm = wctx.filectx(fw) 30 fcm = wctx.filectx(fw)
31 fcmdata = wctx.filectx(fd).data()
30 fco = mctx.filectx(fo) 32 fco = mctx.filectx(fo)
31 33
32 if not fco.cmp(fcm.data()): # files identical? 34 if not fco.cmp(fcmdata): # files identical?
33 return None 35 return None
34 36
35 fca = fcm.ancestor(fco) 37 fca = fcm.ancestor(fco)
36 if not fca: 38 if not fca:
37 fca = repo.filectx(fw, fileid=nullrev) 39 fca = repo.filectx(fw, fileid=nullrev)
38 a = repo.wjoin(fw) 40 a = repo.wjoin(fd)
39 b = temp("base", fca) 41 b = temp("base", fca)
40 c = temp("other", fco) 42 c = temp("other", fco)
41 43
42 if fw != fo: 44 if fw != fo:
43 repo.ui.status(_("merging %s and %s\n") % (fw, fo)) 45 repo.ui.status(_("merging %s and %s\n") % (fw, fo))
47 repo.ui.debug(_("my %s other %s ancestor %s\n") % (fcm, fco, fca)) 49 repo.ui.debug(_("my %s other %s ancestor %s\n") % (fcm, fco, fca))
48 50
49 cmd = (os.environ.get("HGMERGE") or repo.ui.config("ui", "merge") 51 cmd = (os.environ.get("HGMERGE") or repo.ui.config("ui", "merge")
50 or "hgmerge") 52 or "hgmerge")
51 r = util.system('%s "%s" "%s" "%s"' % (cmd, a, b, c), cwd=repo.root, 53 r = util.system('%s "%s" "%s" "%s"' % (cmd, a, b, c), cwd=repo.root,
52 environ={'HG_FILE': fw, 54 environ={'HG_FILE': fd,
53 'HG_MY_NODE': str(wctx.parents()[0]), 55 'HG_MY_NODE': str(wctx.parents()[0]),
54 'HG_OTHER_NODE': str(mctx)}) 56 'HG_OTHER_NODE': str(mctx)})
55 if r: 57 if r:
56 repo.ui.warn(_("merging %s failed!\n") % fw) 58 repo.ui.warn(_("merging %s failed!\n") % fd)
57 59
58 os.unlink(b) 60 os.unlink(b)
59 os.unlink(c) 61 os.unlink(c)
60 return r 62 return r
61 63
378 def applyupdates(repo, action, wctx, mctx): 380 def applyupdates(repo, action, wctx, mctx):
379 "apply the merge action list to the working directory" 381 "apply the merge action list to the working directory"
380 382
381 updated, merged, removed, unresolved = 0, 0, 0, 0 383 updated, merged, removed, unresolved = 0, 0, 0, 0
382 action.sort() 384 action.sort()
385 # prescan for copy/renames
386 for a in action:
387 f, m = a[:2]
388 if m == 'm': # merge
389 f2, fd, flags, move = a[2:]
390 if f != fd:
391 repo.ui.debug(_("copying %s to %s\n") % (f, fd))
392 repo.wwrite(fd, repo.wread(f), flags)
393
383 for a in action: 394 for a in action:
384 f, m = a[:2] 395 f, m = a[:2]
385 if f and f[0] == "/": 396 if f and f[0] == "/":
386 continue 397 continue
387 if m == "r": # remove 398 if m == "r": # remove
394 repo.ui.warn(_("update failed to remove %s: %s!\n") % 405 repo.ui.warn(_("update failed to remove %s: %s!\n") %
395 (f, inst.strerror)) 406 (f, inst.strerror))
396 removed += 1 407 removed += 1
397 elif m == "m": # merge 408 elif m == "m": # merge
398 f2, fd, flags, move = a[2:] 409 f2, fd, flags, move = a[2:]
399 r = filemerge(repo, f, f2, wctx, mctx) 410 r = filemerge(repo, f, fd, f2, wctx, mctx)
400 if r > 0: 411 if r > 0:
401 unresolved += 1 412 unresolved += 1
402 else: 413 else:
403 if r is None: 414 if r is None:
404 updated += 1 415 updated += 1
405 else: 416 else:
406 merged += 1 417 merged += 1
407 if f != fd: 418 if f != fd and move:
408 repo.ui.debug(_("copying %s to %s\n") % (f, fd)) 419 repo.ui.debug(_("removing %s\n") % f)
409 repo.wwrite(fd, repo.wread(f), flags) 420 os.unlink(repo.wjoin(f))
410 if move:
411 repo.ui.debug(_("removing %s\n") % f)
412 os.unlink(repo.wjoin(f))
413 util.set_exec(repo.wjoin(fd), "x" in flags) 421 util.set_exec(repo.wjoin(fd), "x" in flags)
414 elif m == "g": # get 422 elif m == "g": # get
415 flags = a[2] 423 flags = a[2]
416 repo.ui.note(_("getting %s\n") % f) 424 repo.ui.note(_("getting %s\n") % f)
417 t = mctx.filectx(f).data() 425 t = mctx.filectx(f).data()