From 85555f7cf7fcf7ae401fb98752018c85aa66377c Mon Sep 17 00:00:00 2001
From: Taco Hoekwater <taco@metatex.org>
Date: Tue, 1 Jul 2008 07:58:13 +0000
Subject: [PATCH] the output file has to be a strdup of name_of_file to prevent
 double free errors

git-svn-id: svn+ssh://scm.foundry.supelec.fr/svn/metapost/mplib/trunk@583 b0617d17-b707-0410-b22c-fd2634e05cc4
---
 src/texk/web2c/mpdir/mp.w | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/texk/web2c/mpdir/mp.w b/src/texk/web2c/mpdir/mp.w
index b0d0175..58999f1 100644
--- a/src/texk/web2c/mpdir/mp.w
+++ b/src/texk/web2c/mpdir/mp.w
@@ -25427,7 +25427,8 @@ char *mp_set_output_file_name (MP mp, integer c) {
     else 
       @<Use |c| to compute the file extension |s|@>;
     mp_pack_job_name(mp, s);
-    ss = mp->name_of_file ;
+    free(s);
+    ss = xstrdup(mp->name_of_file);
   } else { /* initializations */
     str_number s, n; /* a file extension derived from |c| */
     old_setting=mp->selector; 
-- 
2.32.0.93.g670b81a890