[PATCH] tests: backtrace-subr.sh add check_native_unsupported.

[Mark Wielaard <mjw at redhat dot com>]

The special arm check in check_unsupported should only trigger for native
tests, otherwise on arm various backtrace tests would be skipped that
should work just fine.

Signed-off-by: Mark Wielaard <mjw@redhat.com>
---
 tests/ChangeLog              |    7 +++++++
 tests/backtrace-subr.sh      |   13 ++++++++++---
 tests/run-backtrace-dwarf.sh |    2 +-
 3 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/tests/ChangeLog b/tests/ChangeLog
index cd8a8e7..7c46428 100644
--- a/tests/ChangeLog
+++ b/tests/ChangeLog
@@ -1,3 +1,10 @@
+2014-06-13  Mark Wielaard  <mjw@redhat.com>
+
+	* backtrace-subr.sh (check_native_unsupported): New function.
+	(check_native): Call it.
+	(check_native_core): Likewise.
+	* run-backtrace-dwarf.sh: Likewise.
+
 2014-06-11  Mark Wielaard  <mjw@redhat.com>
 
 	* backtrace.c (main): Check that Dwfl was attached by calling
diff --git a/tests/backtrace-subr.sh b/tests/backtrace-subr.sh
index 875e0b6..1d3d6d4 100644
--- a/tests/backtrace-subr.sh
+++ b/tests/backtrace-subr.sh
@@ -74,13 +74,20 @@ check_unsupported()
     echo >&2 $testname: arch not supported
     exit 77
   fi
+}
+
+check_native_unsupported()
+{
+  err=$1
+  testname=$2
+  check_unsupported $err $testname
 
   # ARM is special. It is supported, but it doesn't use .eh_frame by default
   # making the native tests fail unless debuginfo (for glibc) is installed
   # and we can fall back on .debug_frame for the CFI.
   case "`uname -m`" in
     arm* )
-      if grep 'dwfl_thread_getframes: No DWARF information found' $1; then
+      if grep 'dwfl_thread_getframes: No DWARF information found' $err; then
 	echo >&2 $testname: arm needs debuginfo installed for all libraries
 	exit 77
       fi
@@ -109,7 +116,7 @@ check_native()
   tempfiles $child.{bt,err}
   (set +ex; testrun ${abs_builddir}/backtrace --backtrace-exec=${abs_builddir}/$child 1>$child.bt 2>$child.err; true)
   cat $child.{bt,err}
-  check_unsupported $child.err $child
+  check_native_unsupported $child.err $child
   check_all $child.{bt,err} $child
 }
 
@@ -140,6 +147,6 @@ check_native_core()
   tempfiles $core{,.{bt,err}}
   (set +ex; testrun ${abs_builddir}/backtrace -e ${abs_builddir}/$child --core=$core 1>$core.bt 2>$core.err; true)
   cat $core.{bt,err}
-  check_unsupported $core.err $child-$core
+  check_native_unsupported $core.err $child-$core
   check_all $core.{bt,err} $child-$core
 }
diff --git a/tests/run-backtrace-dwarf.sh b/tests/run-backtrace-dwarf.sh
index a133b32..8834048 100755
--- a/tests/run-backtrace-dwarf.sh
+++ b/tests/run-backtrace-dwarf.sh
@@ -26,5 +26,5 @@ unset VALGRIND_CMD
 tempfiles dwarf.{bt,err}
 (set +ex; testrun ${abs_builddir}/backtrace-dwarf 1>dwarf.bt 2>dwarf.err; true)
 cat dwarf.{bt,err}
-check_unsupported dwarf.err dwarf
+check_native_unsupported dwarf.err dwarf
 check_main dwarf.bt dwarf
-- 
1.7.1