do not call make from libapt/run-tests if its called by make

If we are called by make everything is build already and
so this is just a noise nop we can just skip.
(Noisy as it complains about being unable to communicate with
 the other makes to coordinate with the jobserver)

Git-Dch: Ignore

diff --git a/test/libapt/run-tests b/test/libapt/run-tests
index f18be6d2b1688e48f59a4aba8769a38d4e48e938..4f34b03e8081ad650ea43947aa804ef0257edc5c 100755 (executable)
--- a/test/libapt/run-tests
+++ b/test/libapt/run-tests
@@ -2,9 +2,11 @@
 set -e
 
 DIR=$(readlink -f $(dirname $0))
-echo "Compiling the tests …"
-(cd $DIR && make)
-echo "Running all testcases …"
+if [ -z "$MAKELEVEL" ]; then
+       echo 'Compiling the tests …'
+       (cd $DIR && make)
+       echo 'Running all testcases …'
+fi
 LDPATH="$DIR/../../build/bin"
 EXT="_libapt_test"
 EXIT_CODE=0