mercurial-scm/hg: mercurial/merge.py annotate

annotate mercurial/merge.py @ 3153:c82ea81d6850

Add core copy detection algorithm This adds findcopies, which detects merge-relevant copies between files in a pair of manifests back to the merge ancestor. While the merge code invokes the copy detection routine, it does not yet use the result.

author	Matt Mackall <mpm@selenic.com>
date	Mon, 25 Sep 2006 16:45:31 -0500
parents	2ef0b3aae186
children	56c59ba7aa76

rev	line source
2775 b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	1 # merge.py - directory-level update/merge handling for Mercurial
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	2 #
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	3 # Copyright 2006 Matt Mackall <mpm@selenic.com>
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	4 #
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	5 # This software may be used and distributed according to the terms
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	6 # of the GNU General Public License, incorporated herein by reference.
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	7
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	8 from node import *
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	9 from i18n import gettext as _
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	10 from demandload import *
3018 db3f42261452 fix errors reported by pychecker Benoit Boissinot <benoit.boissinot@ens-lyon.org> parents: 2978 diff changeset	11 demandload(globals(), "errno util os tempfile")
2775 b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	12
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	13 def merge3(repo, fn, my, other, p1, p2):
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	14 """perform a 3-way merge in the working directory"""
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	15
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	16 def temp(prefix, node):
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	17 pre = "%s~%s." % (os.path.basename(fn), prefix)
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	18 (fd, name) = tempfile.mkstemp(prefix=pre)
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	19 f = os.fdopen(fd, "wb")
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	20 repo.wwrite(fn, fl.read(node), f)
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	21 f.close()
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	22 return name
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	23
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	24 fl = repo.file(fn)
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	25 base = fl.ancestor(my, other)
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	26 a = repo.wjoin(fn)
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	27 b = temp("base", base)
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	28 c = temp("other", other)
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	29
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	30 repo.ui.note(_("resolving %s\n") % fn)
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	31 repo.ui.debug(_("file %s: my %s other %s ancestor %s\n") %
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	32 (fn, short(my), short(other), short(base)))
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	33
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	34 cmd = (os.environ.get("HGMERGE") or repo.ui.config("ui", "merge")
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	35 or "hgmerge")
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	36 r = util.system('%s "%s" "%s" "%s"' % (cmd, a, b, c), cwd=repo.root,
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	37 environ={'HG_FILE': fn,
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	38 'HG_MY_NODE': p1,
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	39 'HG_OTHER_NODE': p2,
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	40 'HG_FILE_MY_NODE': hex(my),
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	41 'HG_FILE_OTHER_NODE': hex(other),
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	42 'HG_FILE_BASE_NODE': hex(base)})
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	43 if r:
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	44 repo.ui.warn(_("merging %s failed!\n") % fn)
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	45
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	46 os.unlink(b)
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	47 os.unlink(c)
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	48 return r
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	49
3107 3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	50 def checkunknown(repo, m2, status):
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	51 """
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	52 check for collisions between unknown files and files in m2
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	53 """
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	54 modified, added, removed, deleted, unknown = status[:5]
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	55 for f in unknown:
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	56 if f in m2:
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	57 if repo.file(f).cmp(m2[f], repo.wread(f)):
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	58 raise util.Abort(_("'%s' already exists in the working"
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	59 " dir and differs from remote") % f)
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	60
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	61 def workingmanifest(repo, man, status):
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	62 """
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	63 Update manifest to correspond to the working directory
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	64 """
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	65
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	66 modified, added, removed, deleted, unknown = status[:5]
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	67 for i,l in (("a", added), ("m", modified), ("u", unknown)):
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	68 for f in l:
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	69 man[f] = man.get(f, nullid) + i
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	70 man.set(f, util.is_exec(repo.wjoin(f), man.execf(f)))
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	71
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	72 for f in deleted + removed:
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	73 del man[f]
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	74
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	75 return man
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	76
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	77 def forgetremoved(m2, status):
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	78 """
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	79 Forget removed files
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	80
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	81 If we're jumping between revisions (as opposed to merging), and if
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	82 neither the working directory nor the target rev has the file,
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	83 then we need to remove it from the dirstate, to prevent the
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	84 dirstate from listing the file when it is no longer in the
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	85 manifest.
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	86 """
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	87
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	88 modified, added, removed, deleted, unknown = status[:5]
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	89 action = []
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	90
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	91 for f in deleted + removed:
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	92 if f not in m2:
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	93 action.append((f, "f"))
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	94
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	95 return action
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	96
3153 c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	97 def nonoverlap(d1, d2):
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	98 """
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	99 Return list of elements in d1 not in d2
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	100 """
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	101
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	102 l = []
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	103 for d in d1:
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	104 if d not in d2:
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	105 l.append(d)
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	106
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	107 l.sort()
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	108 return l
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	109
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	110 def findold(fctx, limit):
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	111 """
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	112 find files that path was copied from, back to linkrev limit
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	113 """
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	114
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	115 old = {}
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	116 orig = fctx.path()
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	117 visit = [fctx]
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	118 while visit:
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	119 fc = visit.pop()
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	120 if fc.rev() < limit:
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	121 continue
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	122 if fc.path() != orig and fc.path() not in old:
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	123 old[fc.path()] = 1
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	124 visit += fc.parents()
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	125
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	126 old = old.keys()
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	127 old.sort()
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	128 return old
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	129
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	130 def findcopies(repo, m1, m2, limit):
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	131 """
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	132 Find moves and copies between m1 and m2 back to limit linkrev
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	133 """
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	134
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	135 copy = {}
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	136 match = {}
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	137 u1 = nonoverlap(m1, m2)
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	138 u2 = nonoverlap(m2, m1)
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	139 ctx = util.cachefunc(lambda f,n: repo.filectx(f, fileid=n[:20]))
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	140
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	141 def checkpair(c, f2, man):
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	142 ''' check if an apparent pair actually matches '''
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	143 c2 = ctx(f2, man[f2])
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	144 ca = c.ancestor(c2)
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	145 if ca:
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	146 copy[c.path()] = f2
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	147 copy[f2] = c.path()
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	148
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	149 for f in u1:
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	150 c = ctx(f, m1[f])
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	151 for of in findold(c, limit):
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	152 if of in m2:
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	153 checkpair(c, of, m2)
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	154 else:
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	155 match.setdefault(of, []).append(f)
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	156
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	157 for f in u2:
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	158 c = ctx(f, m2[f])
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	159 for of in findold(c, limit):
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	160 if of in m1:
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	161 checkpair(c, of, m1)
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	162 elif of in match:
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	163 for mf in match[of]:
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	164 checkpair(c, mf, m1)
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	165
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	166 return copy
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	167
3107 3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	168 def manifestmerge(ui, m1, m2, ma, overwrite, backwards, partial):
3105 7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	169 """
7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	170 Merge manifest m1 with m2 using ancestor ma and generate merge action list
7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	171 """
7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	172
3118 5644a05a608c merge: simplify exec flag handling Matt Mackall <mpm@selenic.com> parents: 3117 diff changeset	173 def fmerge(f):
5644a05a608c merge: simplify exec flag handling Matt Mackall <mpm@selenic.com> parents: 3117 diff changeset	174 """merge executable flags"""
5644a05a608c merge: simplify exec flag handling Matt Mackall <mpm@selenic.com> parents: 3117 diff changeset	175 a, b, c = ma.execf(f), m1.execf(f), m2.execf(f)
5644a05a608c merge: simplify exec flag handling Matt Mackall <mpm@selenic.com> parents: 3117 diff changeset	176 return ((a^b) \| (a^c)) ^ a
5644a05a608c merge: simplify exec flag handling Matt Mackall <mpm@selenic.com> parents: 3117 diff changeset	177
3105 7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	178 action = []
7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	179
3121 2ef0b3aae186 merge: simplify actions with helper function Matt Mackall <mpm@selenic.com> parents: 3120 diff changeset	180 def act(msg, f, m, *args):
2ef0b3aae186 merge: simplify actions with helper function Matt Mackall <mpm@selenic.com> parents: 3120 diff changeset	181 ui.debug(" %s: %s -> %s\n" % (f, msg, m))
2ef0b3aae186 merge: simplify actions with helper function Matt Mackall <mpm@selenic.com> parents: 3120 diff changeset	182 action.append((f, m) + args)
2ef0b3aae186 merge: simplify actions with helper function Matt Mackall <mpm@selenic.com> parents: 3120 diff changeset	183
3107 3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	184 # Filter manifests
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	185 if partial:
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	186 for f in m1.keys():
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	187 if not partial(f): del m1[f]
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	188 for f in m2.keys():
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	189 if not partial(f): del m2[f]
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	190
3105 7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	191 # Compare manifests
7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	192 for f, n in m1.iteritems():
7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	193 if f in m2:
7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	194 # are files different?
7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	195 if n != m2[f]:
7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	196 a = ma.get(f, nullid)
7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	197 # are both different from the ancestor?
7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	198 if not overwrite and n != a and m2[f] != a:
3121 2ef0b3aae186 merge: simplify actions with helper function Matt Mackall <mpm@selenic.com> parents: 3120 diff changeset	199 act("versions differ", f, "m", fmerge(f), n[:20], m2[f])
3105 7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	200 # are we clobbering?
7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	201 # is remote's version newer?
7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	202 # or are we going back in time and clean?
7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	203 elif overwrite or m2[f] != a or (backwards and not n[20:]):
3121 2ef0b3aae186 merge: simplify actions with helper function Matt Mackall <mpm@selenic.com> parents: 3120 diff changeset	204 act("remote is newer", f, "g", m2.execf(f), m2[f])
3113 d1d1cd5b9484 merge: eliminate confusing queued variable Matt Mackall <mpm@selenic.com> parents: 3112 diff changeset	205 # local is newer, not overwrite, check mode bits
3118 5644a05a608c merge: simplify exec flag handling Matt Mackall <mpm@selenic.com> parents: 3117 diff changeset	206 elif fmerge(f) != m1.execf(f):
3121 2ef0b3aae186 merge: simplify actions with helper function Matt Mackall <mpm@selenic.com> parents: 3120 diff changeset	207 act("update permissions", f, "e", m2.execf(f))
3113 d1d1cd5b9484 merge: eliminate confusing queued variable Matt Mackall <mpm@selenic.com> parents: 3112 diff changeset	208 # contents same, check mode bits
d1d1cd5b9484 merge: eliminate confusing queued variable Matt Mackall <mpm@selenic.com> parents: 3112 diff changeset	209 elif m1.execf(f) != m2.execf(f):
3120 1c1e59aac82a merge: simplify local created logic Matt Mackall <mpm@selenic.com> parents: 3119 diff changeset	210 if overwrite or fmerge(f) != m1.execf(f):
3121 2ef0b3aae186 merge: simplify actions with helper function Matt Mackall <mpm@selenic.com> parents: 3120 diff changeset	211 act("update permissions", f, "e", m2.execf(f))
3105 7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	212 del m2[f]
7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	213 elif f in ma:
3117 7a635ef25132 merge: simplify tests for local changed/remote deleted Matt Mackall <mpm@selenic.com> parents: 3116 diff changeset	214 if n != ma[f] and not overwrite:
3119 b1de36a4b4df merge: simplify prompt code Matt Mackall <mpm@selenic.com> parents: 3118 diff changeset	215 if ui.prompt(
3117 7a635ef25132 merge: simplify tests for local changed/remote deleted Matt Mackall <mpm@selenic.com> parents: 3116 diff changeset	216 (_(" local changed %s which remote deleted\n") % f) +
3119 b1de36a4b4df merge: simplify prompt code Matt Mackall <mpm@selenic.com> parents: 3118 diff changeset	217 _("(k)eep or (d)elete?"), _("[kd]"), _("k")) == _("d"):
3121 2ef0b3aae186 merge: simplify actions with helper function Matt Mackall <mpm@selenic.com> parents: 3120 diff changeset	218 act("prompt delete", f, "r")
3105 7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	219 else:
3121 2ef0b3aae186 merge: simplify actions with helper function Matt Mackall <mpm@selenic.com> parents: 3120 diff changeset	220 act("other deleted", f, "r")
3105 7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	221 else:
7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	222 # file is created on branch or in working directory
3120 1c1e59aac82a merge: simplify local created logic Matt Mackall <mpm@selenic.com> parents: 3119 diff changeset	223 if (overwrite and n[20:] != "u") or (backwards and not n[20:]):
3121 2ef0b3aae186 merge: simplify actions with helper function Matt Mackall <mpm@selenic.com> parents: 3120 diff changeset	224 act("remote deleted", f, "r")
3105 7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	225
7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	226 for f, n in m2.iteritems():
3115 bb74f809bc95 merge: reorder tests on m2 items in manifestmerge Matt Mackall <mpm@selenic.com> parents: 3114 diff changeset	227 if f in ma:
3116 920f54a2249e merge: more simplification of m2 manifest scanning Matt Mackall <mpm@selenic.com> parents: 3115 diff changeset	228 if overwrite or backwards:
3121 2ef0b3aae186 merge: simplify actions with helper function Matt Mackall <mpm@selenic.com> parents: 3120 diff changeset	229 act("recreating", f, "g", m2.execf(f), n)
3116 920f54a2249e merge: more simplification of m2 manifest scanning Matt Mackall <mpm@selenic.com> parents: 3115 diff changeset	230 elif n != ma[f]:
3119 b1de36a4b4df merge: simplify prompt code Matt Mackall <mpm@selenic.com> parents: 3118 diff changeset	231 if ui.prompt(
3116 920f54a2249e merge: more simplification of m2 manifest scanning Matt Mackall <mpm@selenic.com> parents: 3115 diff changeset	232 (_("remote changed %s which local deleted\n") % f) +
3119 b1de36a4b4df merge: simplify prompt code Matt Mackall <mpm@selenic.com> parents: 3118 diff changeset	233 _("(k)eep or (d)elete?"), _("[kd]"), _("k")) == _("k"):
3121 2ef0b3aae186 merge: simplify actions with helper function Matt Mackall <mpm@selenic.com> parents: 3120 diff changeset	234 act("prompt recreating", f, "g", m2.execf(f), n)
3115 bb74f809bc95 merge: reorder tests on m2 items in manifestmerge Matt Mackall <mpm@selenic.com> parents: 3114 diff changeset	235 else:
3121 2ef0b3aae186 merge: simplify actions with helper function Matt Mackall <mpm@selenic.com> parents: 3120 diff changeset	236 act("remote created", f, "g", m2.execf(f), n)
3105 7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	237
7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	238 return action
7c7469d41ade merge: pull manifest comparison out into separate function Matt Mackall <mpm@selenic.com> parents: 3104 diff changeset	239
3111 5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	240 def applyupdates(repo, action, xp1, xp2):
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	241 updated, merged, removed, unresolved = 0, 0, 0, 0
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	242 action.sort()
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	243 for a in action:
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	244 f, m = a[:2]
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	245 if f[0] == "/":
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	246 continue
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	247 if m == "r": # remove
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	248 repo.ui.note(_("removing %s\n") % f)
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	249 util.audit_path(f)
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	250 try:
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	251 util.unlink(repo.wjoin(f))
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	252 except OSError, inst:
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	253 if inst.errno != errno.ENOENT:
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	254 repo.ui.warn(_("update failed to remove %s: %s!\n") %
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	255 (f, inst.strerror))
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	256 removed +=1
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	257 elif m == "m": # merge
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	258 flag, my, other = a[2:]
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	259 repo.ui.status(_("merging %s\n") % f)
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	260 if merge3(repo, f, my, other, xp1, xp2):
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	261 unresolved += 1
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	262 util.set_exec(repo.wjoin(f), flag)
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	263 merged += 1
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	264 elif m == "g": # get
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	265 flag, node = a[2:]
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	266 repo.ui.note(_("getting %s\n") % f)
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	267 t = repo.file(f).read(node)
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	268 repo.wwrite(f, t)
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	269 util.set_exec(repo.wjoin(f), flag)
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	270 updated += 1
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	271 elif m == "e": # exec
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	272 flag = a[2:]
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	273 util.set_exec(repo.wjoin(f), flag)
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	274
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	275 return updated, merged, removed, unresolved
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	276
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	277 def recordupdates(repo, action, branchmerge):
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	278 for a in action:
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	279 f, m = a[:2]
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	280 if m == "r": # remove
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	281 if branchmerge:
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	282 repo.dirstate.update([f], 'r')
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	283 else:
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	284 repo.dirstate.forget([f])
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	285 elif m == "f": # forget
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	286 repo.dirstate.forget([f])
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	287 elif m == "g": # get
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	288 if branchmerge:
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	289 repo.dirstate.update([f], 'n', st_mtime=-1)
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	290 else:
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	291 repo.dirstate.update([f], 'n')
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	292 elif m == "m": # merge
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	293 flag, my, other = a[2:]
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	294 if branchmerge:
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	295 # We've done a branch merge, mark this file as merged
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	296 # so that we properly record the merger later
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	297 repo.dirstate.update([f], 'm')
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	298 else:
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	299 # We've update-merged a locally modified file, so
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	300 # we set the dirstate to emulate a normal checkout
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	301 # of that file some time in the past. Thus our
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	302 # merge will appear as a normal local file
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	303 # modification.
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	304 fl = repo.file(f)
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	305 f_len = fl.size(fl.rev(other))
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	306 repo.dirstate.update([f], 'n', st_size=f_len, st_mtime=-1)
5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	307
2811 1ea086bc2086 Merge: combine choose and moddirstate to partial Matt Mackall <mpm@selenic.com> parents: 2810 diff changeset	308 def update(repo, node, branchmerge=False, force=False, partial=None,
2815 4870f795f681 Merge: combine force and forcemerge arguments Matt Mackall <mpm@selenic.com> parents: 2814 diff changeset	309 wlock=None, show_stats=True, remind=True):
4870f795f681 Merge: combine force and forcemerge arguments Matt Mackall <mpm@selenic.com> parents: 2814 diff changeset	310
4870f795f681 Merge: combine force and forcemerge arguments Matt Mackall <mpm@selenic.com> parents: 2814 diff changeset	311 overwrite = force and not branchmerge
4870f795f681 Merge: combine force and forcemerge arguments Matt Mackall <mpm@selenic.com> parents: 2814 diff changeset	312 forcemerge = force and branchmerge
2812 3aeab7bb5adc Refactor update locking slightly Matt Mackall <mpm@selenic.com> parents: 2811 diff changeset	313
3aeab7bb5adc Refactor update locking slightly Matt Mackall <mpm@selenic.com> parents: 2811 diff changeset	314 if not wlock:
3aeab7bb5adc Refactor update locking slightly Matt Mackall <mpm@selenic.com> parents: 2811 diff changeset	315 wlock = repo.wlock()
3aeab7bb5adc Refactor update locking slightly Matt Mackall <mpm@selenic.com> parents: 2811 diff changeset	316
2814 0f787997e3c2 Merge: move most tests to the beginning Matt Mackall <mpm@selenic.com> parents: 2813 diff changeset	317 ### check phase
0f787997e3c2 Merge: move most tests to the beginning Matt Mackall <mpm@selenic.com> parents: 2813 diff changeset	318
2775 b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	319 pl = repo.dirstate.parents()
2815 4870f795f681 Merge: combine force and forcemerge arguments Matt Mackall <mpm@selenic.com> parents: 2814 diff changeset	320 if not overwrite and pl[1] != nullid:
2775 b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	321 raise util.Abort(_("outstanding uncommitted merges"))
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	322
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	323 p1, p2 = pl[0], node
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	324 pa = repo.changelog.ancestor(p1, p2)
2814 0f787997e3c2 Merge: move most tests to the beginning Matt Mackall <mpm@selenic.com> parents: 2813 diff changeset	325
2968 545d33aa3f82 merge: add backwards variable Matt Mackall <mpm@selenic.com> parents: 2899 diff changeset	326 # are we going backwards?
545d33aa3f82 merge: add backwards variable Matt Mackall <mpm@selenic.com> parents: 2899 diff changeset	327 backwards = (pa == p2)
545d33aa3f82 merge: add backwards variable Matt Mackall <mpm@selenic.com> parents: 2899 diff changeset	328
2814 0f787997e3c2 Merge: move most tests to the beginning Matt Mackall <mpm@selenic.com> parents: 2813 diff changeset	329 # is there a linear path from p1 to p2?
3110 40e777bda455 merge: remove linear variable Matt Mackall <mpm@selenic.com> parents: 3109 diff changeset	330 if pa == p1 or pa == p2:
40e777bda455 merge: remove linear variable Matt Mackall <mpm@selenic.com> parents: 3109 diff changeset	331 if branchmerge:
40e777bda455 merge: remove linear variable Matt Mackall <mpm@selenic.com> parents: 3109 diff changeset	332 raise util.Abort(_("there is nothing to merge, just use "
40e777bda455 merge: remove linear variable Matt Mackall <mpm@selenic.com> parents: 3109 diff changeset	333 "'hg update' or look at 'hg heads'"))
40e777bda455 merge: remove linear variable Matt Mackall <mpm@selenic.com> parents: 3109 diff changeset	334 elif not (overwrite or branchmerge):
2815 4870f795f681 Merge: combine force and forcemerge arguments Matt Mackall <mpm@selenic.com> parents: 2814 diff changeset	335 raise util.Abort(_("update spans branches, use 'hg merge' "
2814 0f787997e3c2 Merge: move most tests to the beginning Matt Mackall <mpm@selenic.com> parents: 2813 diff changeset	336 "or 'hg update -C' to lose changes"))
0f787997e3c2 Merge: move most tests to the beginning Matt Mackall <mpm@selenic.com> parents: 2813 diff changeset	337
3107 3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	338 status = repo.status()
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	339 modified, added, removed, deleted, unknown = status[:5]
2814 0f787997e3c2 Merge: move most tests to the beginning Matt Mackall <mpm@selenic.com> parents: 2813 diff changeset	340 if branchmerge and not forcemerge:
0f787997e3c2 Merge: move most tests to the beginning Matt Mackall <mpm@selenic.com> parents: 2813 diff changeset	341 if modified or added or removed:
0f787997e3c2 Merge: move most tests to the beginning Matt Mackall <mpm@selenic.com> parents: 2813 diff changeset	342 raise util.Abort(_("outstanding uncommitted changes"))
0f787997e3c2 Merge: move most tests to the beginning Matt Mackall <mpm@selenic.com> parents: 2813 diff changeset	343
2979 92a0c2200e41 merge: use context code to retrieve manifests Matt Mackall <mpm@selenic.com> parents: 2978 diff changeset	344 m1 = repo.changectx(p1).manifest().copy()
92a0c2200e41 merge: use context code to retrieve manifests Matt Mackall <mpm@selenic.com> parents: 2978 diff changeset	345 m2 = repo.changectx(p2).manifest().copy()
92a0c2200e41 merge: use context code to retrieve manifests Matt Mackall <mpm@selenic.com> parents: 2978 diff changeset	346 ma = repo.changectx(pa).manifest()
2775 b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	347
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	348 # resolve the manifest to determine which files
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	349 # we care about merging
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	350 repo.ui.note(_("resolving manifests\n"))
3110 40e777bda455 merge: remove linear variable Matt Mackall <mpm@selenic.com> parents: 3109 diff changeset	351 repo.ui.debug(_(" overwrite %s branchmerge %s partial %s\n") %
40e777bda455 merge: remove linear variable Matt Mackall <mpm@selenic.com> parents: 3109 diff changeset	352 (overwrite, branchmerge, bool(partial)))
2775 b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	353 repo.ui.debug(_(" ancestor %s local %s remote %s\n") %
2979 92a0c2200e41 merge: use context code to retrieve manifests Matt Mackall <mpm@selenic.com> parents: 2978 diff changeset	354 (short(p1), short(p2), short(pa)))
2775 b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	355
3100 87ea5a71f7b9 merge: convert actions to list Matt Mackall <mpm@selenic.com> parents: 2981 diff changeset	356 action = []
3107 3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	357 m1 = workingmanifest(repo, m1, status)
2775 b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	358
3107 3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	359 if not force:
3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	360 checkunknown(repo, m2, status)
3110 40e777bda455 merge: remove linear variable Matt Mackall <mpm@selenic.com> parents: 3109 diff changeset	361 if not branchmerge:
3107 3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	362 action += forgetremoved(m2, status)
3153 c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	363
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	364 copy = {}
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	365 if not (backwards or overwrite):
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	366 copy = findcopies(repo, m1, m2, repo.changelog.rev(pa))
c82ea81d6850 Add core copy detection algorithm Matt Mackall <mpm@selenic.com> parents: 3121 diff changeset	367
3107 3bd05ad67f45 merge: pull manifest checks and updates into separate functions Matt Mackall <mpm@selenic.com> parents: 3106 diff changeset	368 action += manifestmerge(repo.ui, m1, m2, ma, overwrite, backwards, partial)
2975 31011730f9bd merge: eliminate mw manifestdict, do everything with m1 Matt Mackall <mpm@selenic.com> parents: 2974 diff changeset	369 del m1, m2, ma
2775 b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	370
2897 dd032b0f02ac merge: move forgets to the apply stage Matt Mackall <mpm@selenic.com> parents: 2896 diff changeset	371 ### apply phase
dd032b0f02ac merge: move forgets to the apply stage Matt Mackall <mpm@selenic.com> parents: 2896 diff changeset	372
3110 40e777bda455 merge: remove linear variable Matt Mackall <mpm@selenic.com> parents: 3109 diff changeset	373 if not branchmerge:
2775 b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	374 # we don't need to do any magic, just jump to the new rev
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	375 p1, p2 = p2, nullid
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	376
3109 62044d161470 merge: simplify hook code Matt Mackall <mpm@selenic.com> parents: 3108 diff changeset	377 xp1, xp2 = hex(p1), hex(p2)
62044d161470 merge: simplify hook code Matt Mackall <mpm@selenic.com> parents: 3108 diff changeset	378 if p2 == nullid: xp2 = ''
2775 b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	379
3109 62044d161470 merge: simplify hook code Matt Mackall <mpm@selenic.com> parents: 3108 diff changeset	380 repo.hook('preupdate', throw=True, parent1=xp1, parent2=xp2)
2775 b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	381
3111 5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	382 updated, merged, removed, unresolved = applyupdates(repo, action, xp1, xp2)
2899 8743188f4d2e merge: consolidate dirstate updates Matt Mackall <mpm@selenic.com> parents: 2898 diff changeset	383
8743188f4d2e merge: consolidate dirstate updates Matt Mackall <mpm@selenic.com> parents: 2898 diff changeset	384 # update dirstate
8743188f4d2e merge: consolidate dirstate updates Matt Mackall <mpm@selenic.com> parents: 2898 diff changeset	385 if not partial:
8743188f4d2e merge: consolidate dirstate updates Matt Mackall <mpm@selenic.com> parents: 2898 diff changeset	386 repo.dirstate.setparents(p1, p2)
3111 5cc62d99b785 merge: move apply and dirstate code into separate functions Matt Mackall <mpm@selenic.com> parents: 3110 diff changeset	387 recordupdates(repo, action, branchmerge)
2775 b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	388
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	389 if show_stats:
2977 87a0332ab58b merge: combine merge and get lists Matt Mackall <mpm@selenic.com> parents: 2976 diff changeset	390 stats = ((updated, _("updated")),
2980 54d85098fb82 merge: make unresolved a counter Matt Mackall <mpm@selenic.com> parents: 2979 diff changeset	391 (merged - unresolved, _("merged")),
2978 962b9c7df641 merge: add remove to the action hash Matt Mackall <mpm@selenic.com> parents: 2977 diff changeset	392 (removed, _("removed")),
2980 54d85098fb82 merge: make unresolved a counter Matt Mackall <mpm@selenic.com> parents: 2979 diff changeset	393 (unresolved, _("unresolved")))
2775 b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	394 note = ", ".join([_("%d files %s") % s for s in stats])
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	395 repo.ui.status("%s\n" % note)
2811 1ea086bc2086 Merge: combine choose and moddirstate to partial Matt Mackall <mpm@selenic.com> parents: 2810 diff changeset	396 if not partial:
2810 ca06d35af65e Rename merge.allow -> merge.branchmerge Matt Mackall <mpm@selenic.com> parents: 2803 diff changeset	397 if branchmerge:
2813 56f99f5aab34 Merge: refactor err and failedmerge -> unresolved Matt Mackall <mpm@selenic.com> parents: 2812 diff changeset	398 if unresolved:
2775 b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	399 repo.ui.status(_("There are unresolved merges,"
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	400 " you can redo the full merge using:\n"
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	401 " hg update -C %s\n"
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	402 " hg merge %s\n"
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	403 % (repo.changelog.rev(p1),
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	404 repo.changelog.rev(p2))))
2803 987c31e2a08c Merge with crew Matt Mackall <mpm@selenic.com> parents: 2775 diff changeset	405 elif remind:
2775 b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	406 repo.ui.status(_("(branch merge, don't forget to commit)\n"))
2813 56f99f5aab34 Merge: refactor err and failedmerge -> unresolved Matt Mackall <mpm@selenic.com> parents: 2812 diff changeset	407 elif unresolved:
2775 b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	408 repo.ui.status(_("There are unresolved merges with"
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	409 " locally modified files.\n"))
b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	410
3109 62044d161470 merge: simplify hook code Matt Mackall <mpm@selenic.com> parents: 3108 diff changeset	411 repo.hook('update', parent1=xp1, parent2=xp2, error=unresolved)
2980 54d85098fb82 merge: make unresolved a counter Matt Mackall <mpm@selenic.com> parents: 2979 diff changeset	412 return unresolved
2775 b550cd82f92a Move merge code to its own module Matt Mackall <mpm@selenic.com> parents: diff changeset	413

Mercurial > public > mercurial-scm > hg

annotate mercurial/merge.py @ 3153:c82ea81d6850