Mercurial > hg
changeset 5708:f6bf89722e29
merge: add flag merging intelligence
- properly handle all 27 combinations of flags
- prompt on conflicts
| author | Matt Mackall <mpm@selenic.com> |
|---|---|
| date | Thu, 27 Dec 2007 22:47:44 -0600 |
| parents | 76dd039c2bad |
| children | 9dc26941020b |
| files | mercurial/merge.py |
| diffstat | 1 files changed, 29 insertions(+), 19 deletions(-) [+] |
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--- a/mercurial/merge.py Thu Dec 27 22:47:41 2007 -0600 +++ b/mercurial/merge.py Thu Dec 27 22:47:44 2007 -0600 @@ -356,13 +356,23 @@ if not f2: f2 = f fa = f - a, b, c = ma.execf(fa), m1.execf(f), m2.execf(f2) - if ((a^b) | (a^c)) ^ a: - return 'x' - a, b, c = ma.linkf(fa), m1.linkf(f), m2.linkf(f2) - if ((a^b) | (a^c)) ^ a: - return 'l' - return '' + a, m, n = ma.flags(fa), m1.flags(f), m2.flags(f2) + if m == n: # flags agree + return m # unchanged + if m and n: # flags are set but don't agree + if not a: # both differ from parent + r = repo.ui.prompt( + _(" conflicting flags for %s\n" + "(n)one, e(x)ec or sym(l)ink?") % f, "[nxl]", "n") + return r != "n" and r or '' + if m == a: + return n # changed from m to n + return m # changed from n to m + if m and m != a: # changed from a to m + return m + if n and n != a: # changed from a to n + return n + return '' # flag was cleared def act(msg, m, f, *args): repo.ui.debug(" %s: %s -> %s\n" % (f, msg, m)) @@ -386,31 +396,31 @@ if partial and not partial(f): continue if f in m2: + if overwrite or backwards: + rflags = m2.flags(f) + else: + rflags = fmerge(f) # are files different? if n != m2[f]: a = ma.get(f, nullid) # are we clobbering? if overwrite: - act("clobbering", "g", f, m2.flags(f)) + act("clobbering", "g", f, rflags) # or are we going back in time and clean? elif backwards and not n[20:]: - act("reverting", "g", f, m2.flags(f)) + act("reverting", "g", f, rflags) # are both different from the ancestor? elif n != a and m2[f] != a: - act("versions differ", "m", f, f, f, fmerge(f), False) + act("versions differ", "m", f, f, f, rflags, False) # is remote's version newer? elif m2[f] != a: - act("remote is newer", "g", f, fmerge(f)) + act("remote is newer", "g", f, rflags) # local is newer, not overwrite, check mode bits - elif fmerge(f) != m1.flags(f): - act("update permissions", "e", f, m2.flags(f)) + elif m1.flags(f) != rflags: + act("update permissions", "e", f, rflags) # contents same, check mode bits - elif m1.flags(f) != m2.flags(f): - # are we clobbering? - # is remote's version newer? - # or are we going back? - if overwrite or fmerge(f) != m1.flags(f) or backwards: - act("update permissions", "e", f, m2.flags(f)) + elif m1.flags(f) != rflags: + act("update permissions", "e", f, rflags) elif f in copied: continue elif f in copy: