emo/busybox
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

mkXXXX: unify [KBYTES] parameter handling (added it to mkswap)

Browse Source 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2010-02-01 23:48:27 +01:00
parent 4875e7148b
commit 40e7d25aca
8 changed files with 66 additions and 49 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
util-linux/mkfs_reiser.c
View File

@ -175,23 +175,12 @@ int mkfs_reiser_main(int argc UNUSED_PARAM, char **argv)
// check if it is mounted
// N.B. what if we format a file? find_mount_point will return false negative since
// it is loop block device which mounted!
// it is loop block device which is mounted!
if (find_mount_point(argv[0], 0))
bb_error_msg_and_die("can't format mounted filesystem");
// open the device, get size in blocks
if (argv[1]) {
blocks = xatoull(argv[1]);
// seek past end fails on block devices but works on files
if (lseek(fd, blocks * blocksize - 1, SEEK_SET) != (off_t)-1) {
xwrite(fd, "", 1); // file grows if needed
}
//else {
// bb_error_msg("warning, block device is smaller");
//}
} else {
blocks = (uoff_t)xlseek(fd, 0, SEEK_END) / blocksize;
}
blocks = get_volume_size_in_bytes(fd, argv[1], blocksize, /*extend:*/ 1) / blocksize;
// block number sanity check
// we have a limit: skipped area, super block, journal and root block