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| author | Denys Vlasenko <vda.linux@googlemail.com> | 2010-02-01 23:48:27 +0100 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2010-02-01 23:48:27 +0100 |
| commit | 40e7d25aca1abbe080e00e2bed64b444a5ec7858 (patch) | |
| tree | 05cda08f66542aeb94d1ebb906a0f04b04a41d62 /util-linux/mkfs_vfat.c | |
| parent | 4875e7148b0512ee3c255526a484503da984935a (diff) | |
| download | busybox-40e7d25aca1abbe080e00e2bed64b444a5ec7858.tar.gz | |
mkXXXX: unify [KBYTES] parameter handling (added it to mkswap)
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'util-linux/mkfs_vfat.c')
| -rw-r--r-- | util-linux/mkfs_vfat.c | 14 |
1 files changed, 2 insertions, 12 deletions
diff --git a/util-linux/mkfs_vfat.c b/util-linux/mkfs_vfat.c index a9a65aa07..1363612f2 100644 --- a/util-linux/mkfs_vfat.c +++ b/util-linux/mkfs_vfat.c @@ -244,7 +244,7 @@ int mkfs_vfat_main(int argc UNUSED_PARAM, char **argv) // default volume ID = creation time volume_id = time(NULL); - dev = xopen(device_name, O_EXCL | O_RDWR); + dev = xopen(device_name, O_RDWR); if (fstat(dev, &st) < 0) bb_simple_perror_msg_and_die(device_name); @@ -252,7 +252,6 @@ int mkfs_vfat_main(int argc UNUSED_PARAM, char **argv) // Get image size and sector size // bytes_per_sect = SECTOR_SIZE; - volume_size_bytes = st.st_size; if (!S_ISBLK(st.st_mode)) { if (!S_ISREG(st.st_mode)) { if (!argv[1]) @@ -262,10 +261,6 @@ int mkfs_vfat_main(int argc UNUSED_PARAM, char **argv) opts &= ~OPT_c; } else { int min_bytes_per_sect; - - // more portable than BLKGETSIZE[64] - volume_size_bytes = xlseek(dev, 0, SEEK_END); - xlseek(dev, 0, SEEK_SET); #if 0 unsigned device_num; // for true block devices we do check sanity @@ -290,12 +285,7 @@ int mkfs_vfat_main(int argc UNUSED_PARAM, char **argv) bb_error_msg("for this device sector size is %u", min_bytes_per_sect); } } - if (argv[1]) { - volume_size_bytes = XATOOFF(argv[1]); - if (volume_size_bytes >= MAXINT(off_t) / 1024) - bb_error_msg_and_die("image size is too big"); - volume_size_bytes *= 1024; - } + volume_size_bytes = get_volume_size_in_bytes(dev, argv[1], 1024, /*extend:*/ 1); volume_size_sect = volume_size_bytes / bytes_per_sect; // |