From dbae22571e5cba8f85ca4264b349c4c01ac84f77 Mon Sep 17 00:00:00 2001
From: tg <tg@mirbsd.org>
Date: Sat, 1 Mar 2008 22:49:37 +0000
Subject: [PATCH] a better way to check for empty patterns (not quite how bash
 handles it - they do a count limit)

---
 eval.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/eval.c b/eval.c
index 39a4d30..9217c6a 100644
--- a/eval.c
+++ b/eval.c
@@ -2,7 +2,7 @@
 
 #include "sh.h"
 
-__RCSID("$MirOS: src/bin/mksh/eval.c,v 1.44 2008/03/01 21:24:58 tg Exp $");
+__RCSID("$MirOS: src/bin/mksh/eval.c,v 1.45 2008/03/01 22:49:37 tg Exp $");
 
 #ifdef MKSH_SMALL
 #define MKSH_NOPWNAM
@@ -421,7 +421,7 @@ expand(const char *cp,	/* input word */
 						afree(tpat0, ATEMP);
 
 						/* reject empty pattern */
-						if (!*pat)
+						if (!*pat || gmatchx("", pat, false))
 							goto no_repl;
 
 						/* prepare string on which to work */