From b431cb4e1ed060122fa300dc0008f74080d38f73 Mon Sep 17 00:00:00 2001 From: Khem Raj Date: Mon, 9 May 2016 22:03:57 +0000 Subject: [PATCH] mdadm.h: Undefine dprintf before redefining dprintf is also defined in libc see usr/include/bits/stdio2.h, this comes into play especially when fortify sources is enabled and compilers like clang reports the override In file included from policy.c:25: ./mdadm.h:1562:9: error: 'dprintf' macro redefined [-Werror,-Wmacro-redefined] ^ /mnt/oe/openembedded-core/build/tmp-glibc/sysroots/qemux86/usr/include/bits/stdio2.h:145:12: note: previous definition is here Signed-off-by: Khem Raj --- mdadm.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/mdadm.h b/mdadm.h index 387e681..bb943bf 100644 --- a/mdadm.h +++ b/mdadm.h @@ -1649,11 +1649,13 @@ static inline char *to_subarray(struct mdstat_ent *ent, char *container) } #ifdef DEBUG +#undef dprintf #define dprintf(fmt, arg...) \ fprintf(stderr, "%s: %s: "fmt, Name, __func__, ##arg) #define dprintf_cont(fmt, arg...) \ fprintf(stderr, fmt, ##arg) #else +#undef dprintf #define dprintf(fmt, arg...) \ ({ if (0) fprintf(stderr, "%s: %s: " fmt, Name, __func__, ##arg); 0; }) #define dprintf_cont(fmt, arg...) \