Remove extra parenthesis from Makefile

Cygwin had trouble running the tests

diff --git a/Makefile b/Makefile
index aa33c40f1ffcc5089bb7f42234b8a8c3b4dcafd6..9e81b1d49cdb576438e8cb485ff481e766eaf292 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -473,7 +473,7 @@ if [ $$error_occured -gt 0 ]; then echo $$error_occured > $(ERROR_FILE); fi;
 endef
 define RUN_TEST
 +error_occured=0;\
-$($(TEST)_COMMAND))\
+$($(TEST)_COMMAND)\
 if [ $$error_occured -gt 0 ]; then echo $$error_occured > $(ERROR_FILE); fi;
 
 endef