Add SAFEPATH_NOTIDIR error code.

* safepath.h (SAFEPATH_NOTDIR): New enum.

* safepath.c (safepath_err, set_errno): Handle conversion
between SAFEPATH_NOTDIR and ENOTDIR.
(safepath_strerr): Map SAFEPATH_NOTDIR to message.

1 files changed, 1 insertions, 0 deletions

diff --git a/safepath.h b/safepath.h
index db83d4c..766a163 100644
--- a/safepath.h
+++ b/safepath.h
@@ -41,6 +41,7 @@ enum {
   SAFEPATH_UNSAFE,              /* path traversible, unsafe */
   SAFEPATH_PERM,                /* path not traversible due to perms */
   SAFEPATH_NOENT,               /* component other than last doesn't exist */
+  SAFEPATH_NOTDIR,              /* interior path component isn't a directory */
   SAFEPATH_INVAL,               /* path is invalid */
   SAFEPATH_NOMEM,               /* out of memory */
   SAFEPATH_LOOP,                /* more than 8 levels of symlink */