don't make expression evaluator allocate a memory buffer for each result

to
be returned; use the buffers already present in the PBX for this purpose
update testexpr2/check_expr to allocate buffers for expression
evaluation


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6440 65c4cc65-6c06-0410-ace0-fbb531ad65f3

include/asterisk/ast_expr.h

@@ -1 +1,25 @@
-extern char *ast_expr (char *arg);
+/*
+ * Asterisk -- A telephony toolkit for Linux.
+ *
+ * Copyright (C) 2005, Digium, Inc.
+ *
+ * Mark Spencer <markster@digium.com>
+ *
+ * This program is free software, distributed under the terms of
+ * the GNU General Public License Version 2
+ */
+
+#ifndef _ASTERISK_EXPR_H
+#define _ASTERISK_EXPR_H
+
+#if defined(__cplusplus) || defined(c_plusplus)
+extern "C" {
+#endif
+
+int ast_expr(char *expr, char *buf, int length);
+
+#if defined(__cplusplus) || defined(c_plusplus)
+}
+#endif
+
+#endif /* _ASTERISK_EXPR_H */