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>

1 files changed, 10 insertions, 0 deletions

diff --git a/cache.h b/cache.h
index 871c9844e8..f1e5ede021 100644
--- a/cache.h
+++ b/cache.h
@@ -744,7 +744,17 @@ struct checkout {
 };
 
 extern int checkout_entry(struct cache_entry *ce, const struct checkout *state, char *topath);
+
+struct cache_def {
+	char path[PATH_MAX + 1];
+	int len;
+	int flags;
+	int track_flags;
+	int prefix_len_stat_func;
+};
+
 extern int has_symlink_leading_path(const char *name, int len);
+extern int threaded_has_symlink_leading_path(struct cache_def *, const char *, int);
 extern int has_symlink_or_noent_leading_path(const char *name, int len);
 extern int has_dirs_only_path(const char *name, int len, int prefix_len);
 extern void invalidate_lstat_cache(const char *name, int len);