b5aac254c7
The tool IWYU (include what you use) suggests to remove and add some includes. This is only partial to avoid accidental build breakage, the includes are entangled and will have to be cleaned in the future again. Signed-off-by: David Sterba <dsterba@suse.com>
118 lines
4 KiB
C
118 lines
4 KiB
C
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License v2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 021110-1307, USA.
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*/
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#ifndef __BTRFS_HELP_H__
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#define __BTRFS_HELP_H__
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#include <limits.h>
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#include <stdbool.h>
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struct cmd_struct;
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struct cmd_group;
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/* User defined long options first option */
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#define GETOPT_VAL_FIRST 256
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#define GETOPT_VAL_SI 512
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#define GETOPT_VAL_IEC 513
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#define GETOPT_VAL_RAW 514
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#define GETOPT_VAL_HUMAN_READABLE 515
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#define GETOPT_VAL_KBYTES 516
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#define GETOPT_VAL_MBYTES 517
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#define GETOPT_VAL_GBYTES 518
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#define GETOPT_VAL_TBYTES 519
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#define GETOPT_VAL_HELP 520
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#define ARGV0_BUF_SIZE PATH_MAX
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#define HELPINFO_UNITS_LONG \
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"--raw raw numbers in bytes", \
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"--human-readable human friendly numbers, base 1024 (default)", \
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"--iec use 1024 as a base (KiB, MiB, GiB, TiB)", \
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"--si use 1000 as a base (kB, MB, GB, TB)", \
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"--kbytes show sizes in KiB, or kB with --si", \
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"--mbytes show sizes in MiB, or MB with --si", \
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"--gbytes show sizes in GiB, or GB with --si", \
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"--tbytes show sizes in TiB, or TB with --si"
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#define HELPINFO_UNITS_SHORT_LONG \
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"-b|--raw raw numbers in bytes", \
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"-h|--human-readable", \
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" human friendly numbers, base 1024 (default)", \
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"-H human friendly numbers, base 1000", \
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"--iec use 1024 as a base (KiB, MiB, GiB, TiB)", \
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"--si use 1000 as a base (kB, MB, GB, TB)", \
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"-k|--kbytes show sizes in KiB, or kB with --si", \
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"-m|--mbytes show sizes in MiB, or MB with --si", \
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"-g|--gbytes show sizes in GiB, or GB with --si", \
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"-t|--tbytes show sizes in TiB, or TB with --si"
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/*
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* Special marker in the help strings that will preemptively insert the global
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* options and then continue with the following text that possibly follows
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* after the regular options
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*/
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#define HELPINFO_INSERT_GLOBALS "", \
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"Global options:"
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#define HELPINFO_INSERT_FORMAT "--format TYPE"
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#define HELPINFO_INSERT_VERBOSE "-v|--verbose increase output verbosity"
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#define HELPINFO_INSERT_QUIET "-q|--quiet print only errors"
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/*
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* Descriptor of output format
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*/
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struct format_desc {
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unsigned int value;
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char name[8];
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};
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extern const struct format_desc output_formats[2];
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const char *output_format_name(unsigned int value);
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__attribute__((noreturn))
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void usage_unknown_option(const struct cmd_struct *cmd, char **argv);
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__attribute__((noreturn))
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void usage(const struct cmd_struct *cmd);
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void usage_command(const struct cmd_struct *cmd, bool full, bool err);
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void usage_command_group(const struct cmd_group *grp, bool all, bool err);
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void usage_command_group_short(const struct cmd_group *grp);
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__attribute__((noreturn))
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void help_unknown_token(const char *arg, const struct cmd_group *grp);
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__attribute__((noreturn))
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void help_ambiguous_token(const char *arg, const struct cmd_group *grp);
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void help_command_group(const struct cmd_group *grp, int argc, char **argv);
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int check_argc_exact(int nargs, int expected);
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int check_argc_min(int nargs, int expected);
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int check_argc_max(int nargs, int expected);
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void clean_args_no_options(const struct cmd_struct *cmd,
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int argc, char *argv[]);
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void clean_args_no_options_relaxed(const struct cmd_struct *cmd,
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int argc, char *argv[]);
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void fixup_argv0(char **argv, const char *token);
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void set_argv0(char **argv);
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const char *get_argv0_buf(void);
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#endif
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