lib: COMPILE_ERROR_IF_TRUE() - Return FALSE instead of 0

This will be needed for the following changes to avoid warnings with
-Wstrict-bool.

diff --git a/src/lib/macros.h b/src/lib/macros.h
index 879880d7dc13cd0382e9fb9984a91a9edab9be2a..e93ce6352d2695ec16a46e6d2de9256bfaf1d764 100644 (file)
--- a/src/lib/macros.h
+++ b/src/lib/macros.h
@@ -152,9 +152,9 @@
 
 #if (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ > 0)) && !defined(__cplusplus)
 #  define COMPILE_ERROR_IF_TRUE(condition) \
-       (sizeof(char[1 - 2 * ((condition) ? 1 : 0)]) - 1)
+       (sizeof(char[1 - 2 * ((condition) ? 1 : 0)]) > 0 ? FALSE : FALSE)
 #else
-#  define COMPILE_ERROR_IF_TRUE(condition) 0
+#  define COMPILE_ERROR_IF_TRUE(condition) FALSE
 #endif
 
 #ifdef HAVE_TYPE_CHECKS