From 68c2c01b1ca70e63ca3d6c4e1639af1a33ecdcea Mon Sep 17 00:00:00 2001
From: Mark Spencer <markster@digium.com>
Date: Tue, 18 Oct 2005 16:51:28 +0000
Subject: [PATCH] Fix truth of strings
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6817 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
pbx.c | 16 +++++++++++++++-
1 file changed, 15 insertions(+), 1 deletion(-)
diff --git a/pbx.c b/pbx.c
index 51b3370187..d8747d5724 100755
--- a/pbx.c
+++ b/pbx.c
@@ -6029,7 +6029,21 @@ void pbx_builtin_clear_globals(void)
static int pbx_checkcondition(char *condition)
{
- return condition ? atoi(condition) : 0;
+ if (condition) {
+ if (*condition == '\0') {
+ /* Empty strings are false */
+ return 0;
+ } else if (*condition >= '0' && *condition <= '9') {
+ /* Numbers are evaluated for truth */
+ return atoi(condition);
+ } else {
+ /* Strings are true */
+ return 1;
+ }
+ } else {
+ /* NULL is also false */
+ return 0;
+ }
}
static int pbx_builtin_gotoif(struct ast_channel *chan, void *data)
--
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