blockdev: Use GCC_FMT_ATTR (format checking)
Additional changes:
* Removed 'extern' from drive_add (avoids too long line).
* Removed 'extern' from other functions (makes declarations
consistent with others in same header file).
Cc: Blue Swirl <blauwirbel@gmail.com>
Cc: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Stefan Weil <weil@mail.berlios.de>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
diff --git a/blockdev.h b/blockdev.h
index 89dcd9a..653affc 100644
--- a/blockdev.h
+++ b/blockdev.h
@@ -34,14 +34,13 @@
#define MAX_IDE_DEVS 2
#define MAX_SCSI_DEVS 7
-extern DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit);
-extern int drive_get_max_bus(BlockInterfaceType type);
-extern void drive_uninit(DriveInfo *dinfo);
-extern DriveInfo *drive_get_by_blockdev(BlockDriverState *bs);
+DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit);
+int drive_get_max_bus(BlockInterfaceType type);
+void drive_uninit(DriveInfo *dinfo);
+DriveInfo *drive_get_by_blockdev(BlockDriverState *bs);
-extern QemuOpts *drive_add(const char *file, const char *fmt, ...);
-extern DriveInfo *drive_init(QemuOpts *arg, int default_to_scsi,
- int *fatal_error);
+QemuOpts *drive_add(const char *file, const char *fmt, ...) GCC_FMT_ATTR(2, 3);
+DriveInfo *drive_init(QemuOpts *arg, int default_to_scsi, int *fatal_error);
/* device-hotplug */
