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fdc: always compile-check debug prints

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Coverity noticed that some variables are only used by debug prints, and
called them unused. Always compile the print statements. While we're
here, print to stderr as well.

Bonus: Fix a debug printf I broke in f31937aa8

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
[Touched up commit message. --js]
Message-id: 1454971529-14830-1-git-send-email-jsnow@redhat.com
This commit is contained in:
John Snow 2016-02-10 13:29:40 -05:00
parent f34ae00d6d
commit c691320faa
1 changed files with 8 additions and 7 deletions
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15
hw/block/fdc.c
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@ -41,14 +41,15 @@
/********************************************************/
/* debug Floppy devices */
//#define DEBUG_FLOPPY
#ifdef DEBUG_FLOPPY
#define DEBUG_FLOPPY 0
#define FLOPPY_DPRINTF(fmt, ...) \
do { printf("FLOPPY: " fmt , ## __VA_ARGS__); } while (0)
#else
#define FLOPPY_DPRINTF(fmt, ...)
#endif
do { \
if (DEBUG_FLOPPY) { \
fprintf(stderr, "FLOPPY: " fmt , ## __VA_ARGS__); \
} \
} while (0)
/********************************************************/
/* Floppy drive emulation */
@ -353,7 +354,7 @@ static int pick_geometry(FDrive *drv)
parse = &fd_formats[size_match];
FLOPPY_DPRINTF("User requested floppy drive type '%s', "
"but inserted medium appears to be a "
"%d sector '%s' type\n",
"%"PRId64" sector '%s' type\n",
FloppyDriveType_lookup[drv->drive],
nb_sectors,
FloppyDriveType_lookup[parse->drive]);