From: Wolfgang Bumiller <blub@speed.at>
Date: Wed, 2 Jan 2013 09:44:39 +0000 (+0100)
Subject: update old_string on failure in ftepp_macro_expand to not segfault on a preprocessor... 
X-Git-Tag: before-library~396
X-Git-Url: https://git.rm.cloudns.org/?a=commitdiff_plain;h=dce7a0c72b9855dc81fb8dc78d1d62aa4330b8f7;p=xonotic%2Fgmqcc.git

update old_string on failure in ftepp_macro_expand to not segfault on a preprocessor-error inside recursive preprocessor calls
---

diff --git a/ftepp.c b/ftepp.c
index 21669a8..d9197e5 100644
--- a/ftepp.c
+++ b/ftepp.c
@@ -652,6 +652,7 @@ static bool ftepp_macro_expand(ftepp_t *ftepp, ppmacro *macro, macroparam *param
     ftepp->lex = inlex;
     ftepp_recursion_header(ftepp);
     if (!ftepp_preprocess(ftepp)) {
+        old_string = ftepp->output_string;
         lex_close(ftepp->lex);
         retval = false;
         goto cleanup;