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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-07-09 13:35:31 -0700 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2009-07-09 20:05:19 -0700 |
| commit | b9fd284657de3ec30922fb17c0baf243ae947fdd (patch) | |
| tree | db952a083002444b5c95af6f40a39f8b32d258e0 /symlinks.c | |
| parent | 867f72bf434a05b9eadf851a81564be5173fbba5 (diff) | |
| download | git-b9fd284657de3ec30922fb17c0baf243ae947fdd.tar.gz | |
Export thread-safe version of 'has_symlink_leading_path()'
The threaded index preloading will want it, so that it can avoid
locking by simply using a per-thread symlink/directory cache.
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'symlinks.c')
| -rw-r--r-- | symlinks.c | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/symlinks.c b/symlinks.c index 08ad35330f..4bdded39c5 100644 --- a/symlinks.c +++ b/symlinks.c @@ -32,13 +32,7 @@ static int longest_path_match(const char *name_a, int len_a, return match_len; } -static struct cache_def { - char path[PATH_MAX + 1]; - int len; - int flags; - int track_flags; - int prefix_len_stat_func; -} default_cache; +static struct cache_def default_cache; static inline void reset_lstat_cache(struct cache_def *cache) { @@ -217,12 +211,17 @@ void clear_lstat_cache(void) /* * Return non-zero if path 'name' has a leading symlink component */ +int threaded_has_symlink_leading_path(struct cache_def *cache, const char *name, int len) +{ + return lstat_cache(cache, name, len, FL_SYMLINK|FL_DIR, USE_ONLY_LSTAT) & FL_SYMLINK; +} + +/* + * Return non-zero if path 'name' has a leading symlink component + */ int has_symlink_leading_path(const char *name, int len) { - struct cache_def *cache = &default_cache; /* FIXME */ - return lstat_cache(cache, name, len, - FL_SYMLINK|FL_DIR, USE_ONLY_LSTAT) & - FL_SYMLINK; + return threaded_has_symlink_leading_path(&default_cache, name, len); } /* |