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Fix truth of strings

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6817 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer
2005-10-18 16:51:28 +00:00
parent 50d20994f8
commit 68c2c01b1c
1 changed files with 15 additions and 1 deletions
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16
pbx.c
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@@ -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)