From: ceriel <none@none>
Date: Thu, 15 Nov 1990 17:00:39 +0000 (+0000)
Subject: don't allow empty format string
X-Git-Tag: release-5-5~1401
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=715dd4ef0f4941040478d9eac3412994769e89ac;p=ack.git

don't allow empty format string
---

diff --git a/util/grind/commands.g b/util/grind/commands.g
index f3078b249..e4b07f3c4 100644
--- a/util/grind/commands.g
+++ b/util/grind/commands.g
@@ -326,8 +326,7 @@ format_expression(p_tree *p;)
   { p_tree	p1; }
 :
   expression(p, 0)
-  [ '\\' 
-	[ name(&p1)	{ register char *c = p1->t_str;
+  [ '\\' name(&p1)	{ register char *c = p1->t_str;
 			  while (*c) {
 				if (! strindex("doshcax", *c)) {
 					error("illegal format: %c", *c);
@@ -337,8 +336,6 @@ format_expression(p_tree *p;)
 			  }
 			  *p = mknode(OP_FORMAT, *p, p1);
 			}
-	|
-	]
   |
   ]
 ;