Revert commit 3163, fix in VRT_purge instead.

git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@3167 d4fa192b-c00b-0410-8231-f00ffab90ce4

bin/varnishd/cache_vrt.c

@@ -710,7 +710,8 @@ void
 VRT_purge(const char *regexp, int hash)
 {
 	
-	(void)BAN_Add(NULL, regexp, hash);
+	if (regexp != NULL)
+		(void)BAN_Add(NULL, regexp, hash);
 }
 
 /*--------------------------------------------------------------------

lib/libvcl/vcc_action.c

@@ -336,26 +336,22 @@ parse_unset(struct tokenlist *tl)
 static void
 parse_purge_url(struct tokenlist *tl)
 {
-	struct var *vp;
 
 	vcc_NextToken(tl);
 	
+	Fb(tl, 1, "VRT_purge(");
+	
 	Expect(tl, '(');
 	vcc_NextToken(tl);
 	
-	vp = vcc_FindVar(tl, tl->t, vcc_vars);
-	ERRCHK(tl);
-	assert(vp != NULL);
-	if (vp->fmt != STRING) {
+	if (!vcc_StringVal(tl)) {
 		vcc_ExpectedStringval(tl);
 		return;
 	}
 	
-	Fb(tl, 1, "if (%s) VRT_purge(%s, 0);\n", vp->rname, vp->rname);
-	vcc_NextToken(tl);
-
 	Expect(tl, ')');
 	vcc_NextToken(tl);
+	Fb(tl, 0, ", 0);\n");
 }