Mark log callback format string const

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

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/libalpm/log.h b/lib/libalpm/log.h
index 5ce08e45..9a2961fb 100644
--- a/lib/libalpm/log.h
+++ b/lib/libalpm/log.h
@@ -29,7 +29,7 @@
 #define ALPM_LOG_FUNC
 #endif
 
-void _alpm_log(pmloglevel_t flag, char *fmt, ...) __attribute__((format(printf,2,3)));
+void _alpm_log(pmloglevel_t flag, const char *fmt, ...) __attribute__((format(printf,2,3)));
 
 #endif /* _ALPM_LOG_H */