From 43f7956422c34afd1996d1ed4738874e5d4470ff Mon Sep 17 00:00:00 2001
From: "Kevin P. Fleming" <kpfleming@digium.com>
Date: Wed, 7 Dec 2005 20:46:55 +0000
Subject: [PATCH] ensure that hints are allowed to use global variable
 references

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.2@7382 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
 pbx.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/pbx.c b/pbx.c
index 606ca06331..e89e7e6af4 100644
--- a/pbx.c
+++ b/pbx.c
@@ -4652,6 +4652,16 @@ int ast_add_extension2(struct ast_context *con,
 	int res;
 	int length;
 	char *p;
+	char expand_buf[VAR_BUF_SIZE];
+
+	/* if we are adding a hint, and there are global variables, and the hint
+	   contains variable references, then expand them
+	*/
+	if ((priority == PRIORITY_HINT) && AST_LIST_FIRST(&globals) && strstr(application, "${")) {
+		pbx_substitute_variables_varshead(&globals, application, expand_buf, sizeof(expand_buf));
+		application = expand_buf;
+	}
+
 	length = sizeof(struct ast_exten);
 	length += strlen(extension) + 1;
 	length += strlen(application) + 1;