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diff-files: mark an index entry we know is up-to-date as such

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This does not make any difference when running diff-files alone, but if
you internally run run_diff_files() and then run other operations further
on the index, we do not have to run lstat(2) again on entries we already
have checked.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Junio C Hamano
2008-03-30 12:39:25 -07:00
parent e06c43c795
commit 8fa29602d4
1 changed files with 5 additions and 2 deletions
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7
diff-lib.c
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@ -476,8 +476,11 @@ int run_diff_files(struct rev_info *revs, unsigned int option)
continue; continue;
} }
changed = ce_match_stat(ce, &st, ce_option); changed = ce_match_stat(ce, &st, ce_option);
if (!changed && !DIFF_OPT_TST(&revs->diffopt, FIND_COPIES_HARDER)) if (!changed) {
continue; ce_mark_uptodate(ce);
if (!DIFF_OPT_TST(&revs->diffopt, FIND_COPIES_HARDER))
continue;
}
oldmode = ce->ce_mode; oldmode = ce->ce_mode;
newmode = ce_mode_from_stat(ce, st.st_mode); newmode = ce_mode_from_stat(ce, st.st_mode);
diff_change(&revs->diffopt, oldmode, newmode, diff_change(&revs->diffopt, oldmode, newmode,