From: Julian Seward <jseward@acm.org>
Date: Wed, 4 Jun 2008 09:07:36 +0000 (+0000)
Subject: Followup to r8178: don't segfault if VG_(clo_log_name) is NULL.
X-Git-Tag: svn/VALGRIND_3_4_0~521
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=dfc08e58d241f0ad416e33ba9886e894fb8e14bd;p=thirdparty%2Fvalgrind.git

Followup to r8178: don't segfault if VG_(clo_log_name) is NULL.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@8181
---

diff --git a/coregrind/m_main.c b/coregrind/m_main.c
index 7717470965..e637f7a056 100644
--- a/coregrind/m_main.c
+++ b/coregrind/m_main.c
@@ -854,7 +854,8 @@ static void print_preamble(Bool logging_to_fd, const char* toolname)
       VG_(message)(Vg_UserMsg, "<pid>%d</pid>", VG_(getpid)());
       VG_(message)(Vg_UserMsg, "<ppid>%d</ppid>", VG_(getppid)());
       VG_(message)(Vg_UserMsg, "<tool>%t</tool>", toolname);
-      print_file_vars(VG_(clo_log_name));
+      if (VG_(clo_log_name))
+         print_file_vars(VG_(clo_log_name));
       if (VG_(clo_xml_user_comment)) {
          /* Note: the user comment itself is XML and is therefore to
             be passed through verbatim (%s) rather than escaped