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Diffstat (limited to 'cmds-filesystem.c')
-rw-r--r--cmds-filesystem.c121
1 files changed, 12 insertions, 109 deletions
diff --git a/cmds-filesystem.c b/cmds-filesystem.c
index fa555b07..8822695e 100644
--- a/cmds-filesystem.c
+++ b/cmds-filesystem.c
@@ -121,19 +121,10 @@ static const char * const filesystem_cmd_group_usage[] = {
};
static const char * const cmd_filesystem_df_usage[] = {
- "btrfs filesystem df [options] <path>",
- "Show space usage information for a mount point",
- "-b|--raw raw numbers in bytes",
- "-h|--human-readable",
- " human friendly numbers, base 1024 (default)",
- "-H human friendly numbers, base 1000",
- "--iec use 1024 as a base (KiB, MiB, GiB, TiB)",
- "--si use 1000 as a base (kB, MB, GB, TB)",
- "-k|--kbytes show sizes in KiB, or kB with --si",
- "-m|--mbytes show sizes in MiB, or MB with --si",
- "-g|--gbytes show sizes in GiB, or GB with --si",
- "-t|--tbytes show sizes in TiB, or TB with --si",
- NULL
+ "btrfs filesystem df [options] <path>",
+ "Show space usage information for a mount point",
+ HELPINFO_OUTPUT_UNIT_DF,
+ NULL
};
static int get_df(int fd, struct btrfs_ioctl_space_args **sargs_ret)
@@ -205,64 +196,14 @@ static int cmd_filesystem_df(int argc, char **argv)
int fd;
char *path;
DIR *dirstream = NULL;
- unsigned unit_mode = UNITS_DEFAULT;
+ unsigned unit_mode;
- while (1) {
- int c;
- static const struct option long_options[] = {
- { "raw", no_argument, NULL, 'b'},
- { "kbytes", no_argument, NULL, 'k'},
- { "mbytes", no_argument, NULL, 'm'},
- { "gbytes", no_argument, NULL, 'g'},
- { "tbytes", no_argument, NULL, 't'},
- { "si", no_argument, NULL, GETOPT_VAL_SI},
- { "iec", no_argument, NULL, GETOPT_VAL_IEC},
- { "human-readable", no_argument, NULL,
- GETOPT_VAL_HUMAN_READABLE},
- { NULL, 0, NULL, 0 }
- };
-
- c = getopt_long(argc, argv, "bhHkmgt", long_options, NULL);
- if (c < 0)
- break;
- switch (c) {
- case 'b':
- unit_mode = UNITS_RAW;
- break;
- case 'k':
- units_set_base(&unit_mode, UNITS_KBYTES);
- break;
- case 'm':
- units_set_base(&unit_mode, UNITS_MBYTES);
- break;
- case 'g':
- units_set_base(&unit_mode, UNITS_GBYTES);
- break;
- case 't':
- units_set_base(&unit_mode, UNITS_TBYTES);
- break;
- case GETOPT_VAL_HUMAN_READABLE:
- case 'h':
- unit_mode = UNITS_HUMAN_BINARY;
- break;
- case 'H':
- unit_mode = UNITS_HUMAN_DECIMAL;
- break;
- case GETOPT_VAL_SI:
- units_set_mode(&unit_mode, UNITS_DECIMAL);
- break;
- case GETOPT_VAL_IEC:
- units_set_mode(&unit_mode, UNITS_BINARY);
- break;
- default:
- usage(cmd_filesystem_df_usage);
- }
- }
+ unit_mode = get_unit_mode_from_arg(&argc, argv, 1);
- if (check_argc_exact(argc, optind + 1))
+ if (argc != 2 || argv[1][0] == '-')
usage(cmd_filesystem_df_usage);
- path = argv[optind];
+ path = argv[1];
fd = open_file_or_dir(path, &dirstream);
if (fd < 0) {
@@ -820,14 +761,7 @@ static const char * const cmd_filesystem_show_usage[] = {
"Show the structure of a filesystem",
"-d|--all-devices show only disks under /dev containing btrfs filesystem",
"-m|--mounted show only mounted btrfs",
- "--raw raw numbers in bytes",
- "--human-readable human friendly numbers, base 1024 (default)",
- "--iec use 1024 as a base (KiB, MiB, GiB, TiB)",
- "--si use 1000 as a base (kB, MB, GB, TB)",
- "--kbytes show sizes in KiB, or kB with --si",
- "--mbytes show sizes in MiB, or MB with --si",
- "--gbytes show sizes in GiB, or GB with --si",
- "--tbytes show sizes in TiB, or TB with --si",
+ HELPINFO_OUTPUT_UNIT,
"If no argument is given, structure of all present filesystems is shown.",
NULL
};
@@ -845,23 +779,16 @@ static int cmd_filesystem_show(int argc, char **argv)
char path[PATH_MAX];
__u8 fsid[BTRFS_FSID_SIZE];
char uuid_buf[BTRFS_UUID_UNPARSED_SIZE];
- unsigned unit_mode = UNITS_DEFAULT;
+ unsigned unit_mode;
int found = 0;
+ unit_mode = get_unit_mode_from_arg(&argc, argv, 0);
+
while (1) {
int c;
static const struct option long_options[] = {
{ "all-devices", no_argument, NULL, 'd'},
{ "mounted", no_argument, NULL, 'm'},
- { "raw", no_argument, NULL, GETOPT_VAL_RAW},
- { "kbytes", no_argument, NULL, GETOPT_VAL_KBYTES},
- { "mbytes", no_argument, NULL, GETOPT_VAL_MBYTES},
- { "gbytes", no_argument, NULL, GETOPT_VAL_GBYTES},
- { "tbytes", no_argument, NULL, GETOPT_VAL_TBYTES},
- { "si", no_argument, NULL, GETOPT_VAL_SI},
- { "iec", no_argument, NULL, GETOPT_VAL_IEC},
- { "human-readable", no_argument, NULL,
- GETOPT_VAL_HUMAN_READABLE},
{ NULL, 0, NULL, 0 }
};
@@ -875,30 +802,6 @@ static int cmd_filesystem_show(int argc, char **argv)
case 'm':
where = BTRFS_SCAN_MOUNTED;
break;
- case GETOPT_VAL_RAW:
- units_set_mode(&unit_mode, UNITS_RAW);
- break;
- case GETOPT_VAL_KBYTES:
- units_set_base(&unit_mode, UNITS_KBYTES);
- break;
- case GETOPT_VAL_MBYTES:
- units_set_base(&unit_mode, UNITS_MBYTES);
- break;
- case GETOPT_VAL_GBYTES:
- units_set_base(&unit_mode, UNITS_GBYTES);
- break;
- case GETOPT_VAL_TBYTES:
- units_set_base(&unit_mode, UNITS_TBYTES);
- break;
- case GETOPT_VAL_SI:
- units_set_mode(&unit_mode, UNITS_DECIMAL);
- break;
- case GETOPT_VAL_IEC:
- units_set_mode(&unit_mode, UNITS_BINARY);
- break;
- case GETOPT_VAL_HUMAN_READABLE:
- units_set_mode(&unit_mode, UNITS_HUMAN_BINARY);
- break;
default:
usage(cmd_filesystem_show_usage);
}