fixed dirs when using distcheck target

diff --git a/tests/test-cppcheck.sh b/tests/test-cppcheck.sh
index 607717d..561b871 100755 (executable)
--- a/tests/test-cppcheck.sh
+++ b/tests/test-cppcheck.sh
@@ -1,5 +1,6 @@
 #!/bin/sh
 
 EIDS=performance,portability,information,unusedFunction,missingInclude
- 
-cppcheck ../src -I../src/lib -I../src -I.. --enable=$EIDS --quiet --error-exitcode=1 || exit 1
+ROOTDIR=$srcdir/..
+
+cppcheck $ROOTDIR/src -I$ROOTDIR/src/lib -I$ROOTDIR/src -I$ROOTDIR --enable=$EIDS --quiet --error-exitcode=1 || exit 1