optionally read debug info for backtraces

1 files changed, 13 insertions, 1 deletions

diff --git a/matrace.in b/matrace.in
index 7d4d8c6..7ab078f 100755
--- a/matrace.in
+++ b/matrace.in
@@ -17,12 +17,14 @@
 # You should have received a copy of the GNU Lesser General Public
 # License along with mutrace. If not, see <http://www.gnu.org/licenses/>.
 
-if ! TEMP=`getopt -o +h --long frames:,help -n matrace -- "$@"` ; then
+if ! TEMP=`getopt -o +dh --long frames:,debug-info,help -n matrace -- "$@"` ; then
     exit 1
 fi
 
 eval set -- "$TEMP"
 
+debug_info=0
+
 while : ; do
         case $1 in
                 --frames)
@@ -30,6 +32,11 @@ while : ; do
                         shift 2
                         ;;
 
+                -d|--debug-info)
+                        debug_info=1
+                        shift 1
+                        ;;
+
                 -h|--help)
                         cat <<EOF
 @PACKAGE_STRING@
@@ -41,6 +48,7 @@ COMMANDS:
 
 OPTIONS:
       --frames=INTEGER            Set number of frames to show in stack traces
+  -d, --debug-info                Make use of debug information in stack traces
 EOF
                         exit 0
                         ;;
@@ -69,4 +77,8 @@ else
         export LD_PRELOAD="$LD_PRELOAD libmatrace.so"
 fi
 
+if [ x"$debug_info" = x1 ] ; then
+        export LD_PRELOAD="$LD_PRELOAD:libmutrace-backtrace-symbols.so"
+fi
+
 exec "$@"