add cat-testlogs.sh

Change-Id: I2d145cb9ca636ba42194f797b5f4d59437cea131

scripts/cat-testlogs.sh

@@ -0,0 +1,22 @@
+#!/bin/sh
+#
+# Intended for use in jenkins build jobs, like this:
+#    export PATH="$PATH:/usr/local/src/buildserver-commons"
+#    $MAKE check || cat-testlogs.sh
+#
+# In the jenkins console output, show the actual failures by printing the test
+# logs to the console output. This way we can see how exactly the test failed
+# even if a job is older and no workspace is available.
+
+set +x
+find . -path "*/testsuite.dir/*/testsuite.log" | while read testlog; do
+  echo
+  echo
+  echo
+  echo ======================== "$testlog"
+  echo
+  cat $testlog
+done
+
+# this will be called after a test failure, so make sure to return an error
+exit 1