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comparison mercurial/merge.py @ 2892:dd41ad984f71

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merge: factor out exec bit merge function
author Matt Mackall <mpm@selenic.com>
date Tue, 15 Aug 2006 15:58:10 -0500
parents 95cc73523983
children 3cef09d12010
comparison
equal deleted inserted replaced
2891:95cc73523983 2892:dd41ad984f71
7 7
8 from node import * 8 from node import *
9 from i18n import gettext as _ 9 from i18n import gettext as _
10 from demandload import * 10 from demandload import *
11 demandload(globals(), "util os tempfile") 11 demandload(globals(), "util os tempfile")
12
13 def fmerge(f, local, other, ancestor):
14 """merge executable flags"""
15 a, b, c = ancestor.execf(f), local.execf(f), other.execf(f)
16 return ((a^b) | (a^c)) ^ a
12 17
13 def merge3(repo, fn, my, other, p1, p2): 18 def merge3(repo, fn, my, other, p1, p2):
14 """perform a 3-way merge in the working directory""" 19 """perform a 3-way merge in the working directory"""
15 20
16 def temp(prefix, node): 21 def temp(prefix, node):
142 if n != m2[f]: 147 if n != m2[f]:
143 a = ma.get(f, nullid) 148 a = ma.get(f, nullid)
144 # are both different from the ancestor? 149 # are both different from the ancestor?
145 if n != a and m2[f] != a: 150 if n != a and m2[f] != a:
146 repo.ui.debug(_(" %s versions differ, resolve\n") % f) 151 repo.ui.debug(_(" %s versions differ, resolve\n") % f)
147 # merge executable bits 152 merge[f] = (fmerge(f, mw, m2, ma), m1.get(f, nullid), m2[f])
148 # "if we changed or they changed, change in merge"
149 a, b, c = ma.execf(f), mw.execf(f), m2.execf(f)
150 mode = ((a^b) | (a^c)) ^ a
151 merge[f] = (mode, m1.get(f, nullid), m2[f])
152 s = 1 153 s = 1
153 # are we clobbering? 154 # are we clobbering?
154 # is remote's version newer? 155 # is remote's version newer?
155 # or are we going back in time? 156 # or are we going back in time?
156 elif overwrite or m2[f] != a or (p2 == pa and mw[f] == m1[f]): 157 elif overwrite or m2[f] != a or (p2 == pa and mw[f] == m1[f]):
165 if not s and mw.execf(f) != m2.execf(f): 166 if not s and mw.execf(f) != m2.execf(f):
166 if overwrite: 167 if overwrite:
167 repo.ui.debug(_(" updating permissions for %s\n") % f) 168 repo.ui.debug(_(" updating permissions for %s\n") % f)
168 util.set_exec(repo.wjoin(f), m2.execf(f)) 169 util.set_exec(repo.wjoin(f), m2.execf(f))
169 else: 170 else:
170 a, b, c = ma.execf(f), mw.execf(f), m2.execf(f) 171 if fmerge(f, mw, m2, ma) != mw.execf(f):
171 mode = ((a^b) | (a^c)) ^ a
172 if mode != b:
173 repo.ui.debug(_(" updating permissions for %s\n") 172 repo.ui.debug(_(" updating permissions for %s\n")
174 % f) 173 % f)
175 util.set_exec(repo.wjoin(f), mode) 174 util.set_exec(repo.wjoin(f), mode)
176 del m2[f] 175 del m2[f]
177 elif f in ma: 176 elif f in ma: