Cygwin: path.h: add comments to briefly explain path_types

Signed-off-by: Corinna Vinschen <corinna@vinschen.de>

diff --git a/winsup/cygwin/path.h b/winsup/cygwin/path.h
index 0b3e72fc16e944c8b9c4062e7989505cdd8c24a2..45a047ad3d73690012f334e4b2f19ebefecb3722 100644 (file)
--- a/winsup/cygwin/path.h
+++ b/winsup/cygwin/path.h
@@ -66,11 +66,11 @@ enum path_types
 {
   PATH_CTTY            = _BIT ( 0),    /* could later be used as ctty */
   PATH_OPEN            = _BIT ( 1),    /* use open semantics */
-  PATH_LNK             = _BIT ( 2),
-  PATH_REP             = _BIT ( 3),
-  PATH_SYMLINK         = _BIT ( 4),
-  PATH_SOCKET          = _BIT ( 5),
-  PATH_RESOLVE_PROCFD  = _BIT ( 6),
+  PATH_LNK             = _BIT ( 2),    /* *.lnk-type symlink */
+  PATH_REP             = _BIT ( 3),    /* reparse point known to Cygwin */
+  PATH_SYMLINK         = _BIT ( 4),    /* symlink understood by Cygwin */
+  PATH_SOCKET          = _BIT ( 5),    /* AF_UNIX socket file */
+  PATH_RESOLVE_PROCFD  = _BIT ( 6),    /* fd symlink via /proc */
   PATH_DONT_USE                = _BIT (31)     /* conversion to signed happens. */
 };