X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Ftesting.h;h=2e4bf054b3855ea9717a6e08d8e3d1aa08b2991c;hb=72a76347831a848e6722d9147297a1e03c4c01d8;hp=0c415e48909f96db0d8844e3f422cdd7325d86a1;hpb=e20c6c14a4a72acad60705af1165519599175750;p=collectd.git

diff --git a/src/testing.h b/src/testing.h
index 0c415e48..2e4bf054 100644
--- a/src/testing.h
+++ b/src/testing.h
@@ -24,6 +24,9 @@
  *   Florian octo Forster <octo at collectd.org>
  */
 
+#ifndef TESTING_H
+#define TESTING_H 1
+
 #include <inttypes.h>
 
 static int fail_count__ = 0;
@@ -33,7 +36,7 @@ static int check_count__ = 0;
 # define DBL_PRECISION 1e-12
 #endif
 
-#define DEF_TEST(func) static int test_##func ()
+#define DEF_TEST(func) static int test_##func (void)
 
 #define RUN_TEST(func) do { \
   int status; \
@@ -109,3 +112,5 @@ static int check_count__ = 0;
   status_ = (long) (expr); \
   OK1(status_ == 0L, #expr); \
 } while (0)
+
+#endif /* TESTING_H */