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Author: Steve Capper
Last-Update: 2017-07-29 13:26:08 +0100
Description: Enhance debugging
--- /dev/null
+++ b/build/gdb_shell.sh
@@ -0,0 +1,39 @@
+#!/bin/sh
+
+# Run some tests through gdb, we rely on a hack to detect whether or
+# or not the run completed successfully. $_exitcode will be set if the
+# test finishes without breaking.
+#
+# If the test breaks, we dump a full backtrace. Then return with an
+# error to ensure that the build stops.
+
+programname=$1
+shift
+args=$@
+
+$programname $args
+rc=$?
+if [ "$rc" -eq "0" ]; then
+ exit 0
+fi
+
+echo "Unit test failed: rc=$rc, attempting to re-run with gdb and post-mortem."
+
+temp_file=$(mktemp)
+
+cat >$temp_file <<EOF
+set pagination off
+set \$_exitcode=3142
+r $args
+if \$_exitcode==3142
+ bt full
+ info proc mappings
+ quit -1
+end
+quit
+EOF
+
+gdb $programname -x $temp_file
+rc=$?
+rm $temp_file
+exit $rc
--- a/build/Makefile.tbbmalloc
+++ b/build/Makefile.tbbmalloc
@@ -39,6 +39,8 @@
ORIG_INCLUDES:=$(INCLUDES)
ORIG_LINK_MALLOC.LIB:=$(LINK_MALLOC.LIB)
+run_cmd = sh ../gdb_shell.sh
+
#------------------------------------------------------
# Define rules for making the TBBMalloc shared library.
#------------------------------------------------------
|
