From 70696820f8e6300c3a857731362aee28e5d4cfad Mon Sep 17 00:00:00 2001 From: Karel Zak Date: Wed, 23 May 2012 11:09:49 +0200 Subject: [PATCH] fdisk: always use stderr for debug messages * add dbgprint() to provide standardized debug output * print initial debug message to stderr Signed-off-by: Karel Zak --- fdisk/fdisk.h | 10 ++++++++++ fdisk/utils.c | 2 +- 2 files changed, 11 insertions(+), 1 deletion(-) diff --git a/fdisk/fdisk.h b/fdisk/fdisk.h index 2471541b9d..bb210514cd 100644 --- a/fdisk/fdisk.h +++ b/fdisk/fdisk.h @@ -56,6 +56,16 @@ fflush(stderr); \ } while(0) +static inline void __attribute__ ((__format__ (__printf__, 1, 2))) +dbgprint(const char *mesg, ...) +{ + va_list ap; + va_start(ap, mesg); + vfprintf(stderr, mesg, ap); + va_end(ap); + fputc('\n', stderr); +} + extern int fdisk_debug_mask; extern void fdisk_init_debug(int mask); diff --git a/fdisk/utils.c b/fdisk/utils.c index f97aa4fe45..058fc64c5f 100644 --- a/fdisk/utils.c +++ b/fdisk/utils.c @@ -48,7 +48,7 @@ void fdisk_init_debug(int mask) fdisk_debug_mask = mask; if (fdisk_debug_mask) - printf("fdisk: debug mask set to 0x%04x.\n", + fprintf(stderr, "fdisk: debug mask set to 0x%04x.\n", fdisk_debug_mask); fdisk_debug_mask |= FDISK_DEBUG_INIT; } -- 2.47.3