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Optimize pbx_substitute_variables

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@87811 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Tilghman Lesher
2007-10-31 15:46:41 +00:00
parent 8c5bf67f4a
commit b6ec350910
1 changed files with 6 additions and 1 deletions
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main/pbx.c
+6 -1
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@@ -1819,10 +1819,15 @@ void pbx_substitute_variables_varshead(struct varshead *headp, const char *cp1,
static void pbx_substitute_variables(char *passdata, int datalen, struct ast_channel *c, struct ast_exten *e)
{
const char *tmp;
memset(passdata, 0, datalen);
/* Nothing more to do */
if (!e->data)
return;
/* No variables or expressions in e->data, so why scan it? */
if (e->data && !strchr(e->data, '$') && !strstr(e->data,"${") && !strstr(e->data,"$[") && !strstr(e->data,"$(")) {
if ((!(tmp = strchr(e->data, '$'))) || (!strstr(tmp, "${") && !strstr(tmp, "$["))) {
ast_copy_string(passdata, e->data, datalen);
return;
}