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From: Matthias Klose <doko@ubuntu.com>
Date: Tue, 7 Jan 2014 10:25:29 +0100
Subject: [PATCH] tests: backtrace-subr.sh (check_native_core) should check
 core file name.

Needed when /proc/sys/kernel/core_uses_pid is set to 0. Try to rename
the core file, and if it does still fail, skip the test.

diff --git a/tests/backtrace-subr.sh b/tests/backtrace-subr.sh
index e7ece91..62b873c 100644
--- a/tests/backtrace-subr.sh
+++ b/tests/backtrace-subr.sh
@@ -111,6 +111,11 @@ check_native_core()
 
   # Skip the test if we cannot adjust core ulimit.
   core="core.`ulimit -c unlimited || exit 77; set +ex; testrun ${abs_builddir}/$child --gencore; true`"
+  # see if /proc/sys/kernel/core_uses_pid is set to 0
+  if [ -f core ]; then
+    mv core "$core"
+  fi
+  if [ ! -f "$core" ]; then exit 77; fi
 
   if [ "x$SAVED_VALGRIND_CMD" != "x" ]; then
     VALGRIND_CMD="$SAVED_VALGRIND_CMD"
-- 
1.9.2