btrfs-progs: mkfs: help and usage now to to stdout

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2016-08-22 18:18:54 +02:00
parent b1ebc6df7b
commit e1c8514705

38
mkfs.c
View File

@ -344,31 +344,31 @@ static int create_data_reloc_tree(struct btrfs_trans_handle *trans,
static void print_usage(int ret)
{
fprintf(stderr, "usage: mkfs.btrfs [options] dev [ dev ... ]\n");
fprintf(stderr, "options:\n");
fprintf(stderr, "\t-A|--alloc-start START the offset to start the FS\n");
fprintf(stderr, "\t-b|--byte-count SIZE total number of bytes in the FS\n");
fprintf(stderr, "\t-d|--data PROFILE data profile, raid0, raid1, raid5, raid6, raid10, dup or single\n");
fprintf(stderr, "\t-f|--force force overwrite of existing filesystem\n");
fprintf(stderr, "\t-l|--leafsize SIZE deprecated, alias for nodesize\n");
fprintf(stderr, "\t-L|--label LABEL set a label\n");
fprintf(stderr, "\t-m|--metadata PROFILE metadata profile, values like data profile\n");
fprintf(stderr, "\t-M|--mixed mix metadata and data together\n");
fprintf(stderr, "\t-n|--nodesize SIZE size of btree nodes\n");
fprintf(stderr, "\t-s|--sectorsize SIZE min block allocation (may not mountable by current kernel)\n");
fprintf(stderr, "\t-r|--rootdir DIR the source directory\n");
fprintf(stderr, "\t-K|--nodiscard do not perform whole device TRIM\n");
fprintf(stderr, "\t-O|--features LIST comma separated list of filesystem features, use '-O list-all' to list features\n");
fprintf(stderr, "\t-U|--uuid UUID specify the filesystem UUID\n");
fprintf(stderr, "\t-q|--quiet no messages except errors\n");
fprintf(stderr, "\t-V|--version print the mkfs.btrfs version and exit\n");
printf("usage: mkfs.btrfs [options] dev [ dev ... ]\n");
printf("options:\n");
printf("\t-A|--alloc-start START the offset to start the FS\n");
printf("\t-b|--byte-count SIZE total number of bytes in the FS\n");
printf("\t-d|--data PROFILE data profile, raid0, raid1, raid5, raid6, raid10, dup or single\n");
printf("\t-f|--force force overwrite of existing filesystem\n");
printf("\t-l|--leafsize SIZE deprecated, alias for nodesize\n");
printf("\t-L|--label LABEL set a label\n");
printf("\t-m|--metadata PROFILE metadata profile, values like data profile\n");
printf("\t-M|--mixed mix metadata and data together\n");
printf("\t-n|--nodesize SIZE size of btree nodes\n");
printf("\t-s|--sectorsize SIZE min block allocation (may not mountable by current kernel)\n");
printf("\t-r|--rootdir DIR the source directory\n");
printf("\t-K|--nodiscard do not perform whole device TRIM\n");
printf("\t-O|--features LIST comma separated list of filesystem features, use '-O list-all' to list features\n");
printf("\t-U|--uuid UUID specify the filesystem UUID\n");
printf("\t-q|--quiet no messages except errors\n");
printf("\t-V|--version print the mkfs.btrfs version and exit\n");
exit(ret);
}
static void print_version(void) __attribute__((noreturn));
static void print_version(void)
{
fprintf(stderr, "mkfs.btrfs, part of %s\n", PACKAGE_STRING);
printf("mkfs.btrfs, part of %s\n", PACKAGE_STRING);
exit(0);
}