diff options
Diffstat (limited to 'cmds-fi-disk_usage.c')
| -rw-r--r-- | cmds-fi-disk_usage.c | 64 |
1 files changed, 53 insertions, 11 deletions
diff --git a/cmds-fi-disk_usage.c b/cmds-fi-disk_usage.c index 77ab8b4c..b3b70cc2 100644 --- a/cmds-fi-disk_usage.c +++ b/cmds-fi-disk_usage.c @@ -21,6 +21,7 @@ #include <sys/ioctl.h> #include <errno.h> #include <stdarg.h> +#include <getopt.h> #include "utils.h" #include "kerncompat.h" @@ -844,31 +845,72 @@ out: } const char * const cmd_filesystem_usage_usage[] = { - "btrfs filesystem usage [-b][-t] <path> [<path>..]", - "Show in which disk the chunks are allocated.", - "", - "-b\tSet byte as unit", - "-T\tShow data in tabular format", + "btrfs filesystem usage [options] <path> [<path>..]", + "Show detailed information about internal filesystem usage .", + "-b|--raw raw numbers in bytes", + "-h 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", + "-T show data in tabular format", NULL }; int cmd_filesystem_usage(int argc, char **argv) { - int mode = UNITS_HUMAN; + unsigned unit_mode = UNITS_DEFAULT; int ret = 0; int i, more_than_one = 0; int tabular = 0; optind = 1; while (1) { - int c = getopt(argc, argv, "bT"); + int long_index; + 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, 256}, + { "iec", no_argument, NULL, 257}, + }; + int c = getopt_long(argc, argv, "bhHkmgtT", long_options, + &long_index); if (c < 0) break; - switch (c) { case 'b': - mode = UNITS_RAW; + 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 'h': + unit_mode = UNITS_HUMAN_BINARY; + break; + case 'H': + unit_mode = UNITS_HUMAN_DECIMAL; + break; + case 256: + units_set_mode(&unit_mode, UNITS_DECIMAL); + break; + case 257: + units_set_mode(&unit_mode, UNITS_BINARY); break; case 'T': tabular = 1; @@ -905,12 +947,12 @@ int cmd_filesystem_usage(int argc, char **argv) goto cleanup; ret = print_filesystem_usage_overall(fd, chunkinfo, chunkcount, - devinfo, devcount, argv[i], mode); + devinfo, devcount, argv[i], unit_mode); if (ret) goto cleanup; printf("\n"); ret = print_filesystem_usage_by_chunk(fd, chunkinfo, chunkcount, - devinfo, devcount, argv[i], mode, tabular); + devinfo, devcount, argv[i], unit_mode, tabular); cleanup: close_file_or_dir(fd, dirstream); free(chunkinfo); |