Introduce new function real_path_if_valid()
authorMichael Haggerty <mhagger@alum.mit.edu>
Sun, 28 Oct 2012 16:16:22 +0000 (17:16 +0100)
committerJeff King <peff@peff.net>
Mon, 29 Oct 2012 06:34:58 +0000 (02:34 -0400)
The function is like real_path(), except that it returns NULL on error
instead of dying.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Jeff King <peff@peff.net>
No differences found