add count to 'show functions' CLI command (issue #4991)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6351 65c4cc65-6c06-0410-ace0-fbb531ad65f3

pbx.c

@@ -1124,12 +1124,14 @@ icky:
 static int handle_show_functions(int fd, int argc, char *argv[])
 {
 	struct ast_custom_function *acf;
+	int count_acf = 0;
 
 	ast_cli(fd, "Installed Custom Functions:\n--------------------------------------------------------------------------------\n");
 	for (acf = acf_root ; acf; acf = acf->next) {
 		ast_cli(fd, "%-20.20s  %-35.35s  %s\n", acf->name, acf->syntax, acf->synopsis);
+		count_acf++;
 	}
-	ast_cli(fd, "\n");
+	ast_cli(fd, "%d custom functions installed.\n", count_acf);
 	return 0;
 }