[PATCH] Export relative path handling "prefix_path()" function

Not all programs necessarily have a pathspec array of pathnames, some of
them (like git-update-cache) want to do things one file at a time.  So
export the single-path interface too.

Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>

1 files changed, 1 insertions, 0 deletions

diff --git a/cache.h b/cache.h
index 6365381c17..742378f40f 100644
--- a/cache.h
+++ b/cache.h
@@ -142,6 +142,7 @@ extern char *get_graft_file(void);
 
 extern const char **get_pathspec(const char *prefix, char **pathspec);
 extern const char *setup_git_directory(void);
+extern char *prefix_path(const char *prefix, int len, char *path);
 
 #define alloc_nr(x) (((x)+16)*3/2)