Deal with unused function parameters correctly

This started off removing the "(void)foo" hacks to work around
unused function parameters and ended up fixing every warning
generated by -Wunused-parameter.

Dan: rename to UNUSED.

Signed-off-by: Allan McRae <allan@archlinux.org>
Signed-off-by: Dan McGee <dan@archlinux.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/lib/libalpm/util.h b/lib/libalpm/util.h
index eb1cad36..776cee4d 100644
--- a/lib/libalpm/util.h
+++ b/lib/libalpm/util.h
@@ -117,6 +117,8 @@ char *strndup(const char *s, size_t n);
 #define SYMEXPORT __attribute__((visibility("default")))
 #define SYMHIDDEN __attribute__((visibility("internal")))
 
+#define UNUSED __attribute__((unused))
+
 #endif /* _ALPM_UTIL_H */
 
 /* vim: set ts=2 sw=2 noet: */