| /* |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public |
| * License v2 as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public |
| * License along with this program; if not, write to the |
| * Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
| * Boston, MA 021110-1307, USA. |
| */ |
| |
| #ifndef __BTRFS_HELP_H__ |
| #define __BTRFS_HELP_H__ |
| |
| #define GETOPT_VAL_SI 256 |
| #define GETOPT_VAL_IEC 257 |
| #define GETOPT_VAL_RAW 258 |
| #define GETOPT_VAL_HUMAN_READABLE 259 |
| #define GETOPT_VAL_KBYTES 260 |
| #define GETOPT_VAL_MBYTES 261 |
| #define GETOPT_VAL_GBYTES 262 |
| #define GETOPT_VAL_TBYTES 263 |
| |
| #define GETOPT_VAL_HELP 270 |
| |
| #define ARGV0_BUF_SIZE PATH_MAX |
| |
| #define HELPINFO_UNITS_LONG \ |
| "--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" |
| |
| #define HELPINFO_UNITS_SHORT_LONG \ |
| "-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" |
| |
| struct cmd_struct; |
| struct cmd_group; |
| |
| __attribute__((noreturn)) |
| void usage(const char * const *usagestr); |
| void usage_command(const struct cmd_struct *cmd, int full, int err); |
| void usage_command_group(const struct cmd_group *grp, int all, int err); |
| void usage_command_group_short(const struct cmd_group *grp); |
| |
| __attribute__((noreturn)) |
| void help_unknown_token(const char *arg, const struct cmd_group *grp); |
| __attribute__((noreturn)) |
| void help_ambiguous_token(const char *arg, const struct cmd_group *grp); |
| |
| void help_command_group(const struct cmd_group *grp, int argc, char **argv); |
| |
| int check_argc_exact(int nargs, int expected); |
| int check_argc_min(int nargs, int expected); |
| int check_argc_max(int nargs, int expected); |
| void clean_args_no_options(int argc, char *argv[], const char * const *usage); |
| void clean_args_no_options_relaxed(int argc, char *argv[]); |
| |
| void fixup_argv0(char **argv, const char *token); |
| void set_argv0(char **argv); |
| const char *get_argv0_buf(void); |
| |
| #endif |