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status: only touch path we may need to check

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This patch gets rid of whole-tree cache refresh and untracked file
search. Instead only specified path will be looked at.

Again some numbers on gentoo-x86, ~80k files:

Unmodified Git:

$ time git st eclass/
nothing to commit (working directory clean)

real    0m3.211s
user    0m1.977s
sys     0m1.135s

Modified Git:

$ time ~/w/git/git st eclass/
nothing to commit (working directory clean)

real    0m1.587s
user    0m1.426s
sys     0m0.111s

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Nguyễn Thái Ngọc Duy 2010-01-14 22:02:21 +07:00 committed by Junio C Hamano
parent 1f73566af5
commit 688cd6d2b9
2 changed files with 2 additions and 2 deletions
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2
builtin-commit.c
View File

@ -1023,7 +1023,7 @@ int cmd_status(int argc, const char **argv, const char *prefix)
s.pathspec = get_pathspec(prefix, argv);
read_cache();
refresh_cache(REFRESH_QUIET|REFRESH_UNMERGED);
refresh_index(&the_index, REFRESH_QUIET|REFRESH_UNMERGED, s.pathspec, NULL, NULL);
s.is_initial = get_sha1(s.reference, sha1) ? 1 : 0;
s.in_merge = in_merge;
wt_status_collect(&s);

2
wt-status.c
View File

@ -343,7 +343,7 @@ static void wt_status_collect_untracked(struct wt_status *s)
DIR_SHOW_OTHER_DIRECTORIES | DIR_HIDE_EMPTY_DIRECTORIES;
setup_standard_excludes(&dir);
fill_directory(&dir, NULL);
fill_directory(&dir, s->pathspec);
for (i = 0; i < dir.nr; i++) {
struct dir_entry *ent = dir.entries[i];
if (!cache_name_is_other(ent->name, ent->len))