r8680: try harder to find the binary for gdb in the backtrace

(This used to be commit e84871dd3232de73104bee81dd877cc329cd1970)

diff --git a/source4/script/gdb_backtrace b/source4/script/gdb_backtrace
index 0ba8c0eaad1b3923b4bbc0a2159beedf255a88e3..72d1f75be994a6f51159a781defa6d9c8e9d12c6 100755 (executable)
--- a/source4/script/gdb_backtrace
+++ b/source4/script/gdb_backtrace
@@ -13,5 +13,16 @@ bt full
 quit
 EOF
 
+if [ ! -f $PROG ]; then
+    PROG=`which $PROG`
+fi
+if [ ! -f $PROG ]; then
+    PROG=/proc/$PID/exe
+fi
+if [ ! -f $PROG ]; then
+    echo "Unable to find binary"
+    exit 1
+fi
+
 gdb -batch -x $TMPFILE $PROG $PID < /dev/null 
 /bin/rm -f $TMPFILE