tw-opts.c File Reference

#include <ctype.h>
#include <ross.h>
#include <string.h>

Go to the source code of this file.

Macros
#define	ARRAY_SIZE(a)

Functions
static void	need_argument (const tw_optdef *def)
static int	is_empty (const tw_optdef *def)
static void	parse_args_file (const char *file_name, int *argc_p, char ***argv_p)
void	tw_opt_add (const tw_optdef *options)
static void	show_help (void)
void	tw_opt_settings (FILE *outfile)
void	tw_opt_print (void)
char *	ltrim (char *s)
char *	next_argument (char **line)
static void	apply_opt (const tw_optdef *def, const char *value)
static void	match_opt (const char *arg)
void	tw_opt_parse (int *argc_p, char ***argv_p)

Variables
static const char *	program
static const tw_optdef *	all_groups [10]
static const tw_optdef *	opt_groups [10]
static unsigned int	opt_index = 0
static uint	args_file_depth = 0
static const tw_optdef	basic []

Macro Definition Documentation

ARRAY_SIZE

#define ARRAY_SIZE

(

a

)

Value:

( sizeof((a)) / sizeof((a)[0]) )

Definition at line 6 of file tw-opts.c.

Referenced by tw_opt_parse().

Function Documentation

apply_opt()

void apply_opt ( const tw_optdef * def, const char * value )

static

Definition at line 327 of file tw-opts.c.

References args_file_depth, need_argument(), parse_args_file(), program, show_help(), tw_error(), tw_ismaster(), TW_LOC, tw_net_stop(), tw_opt_parse(), tw_warning(), TWOPTTYPE_ARGSFILE, TWOPTTYPE_CHAR, TWOPTTYPE_DOUBLE, TWOPTTYPE_FLAG, TWOPTTYPE_SHOWHELP, TWOPTTYPE_STIME, TWOPTTYPE_UINT, TWOPTTYPE_ULONG, TWOPTTYPE_ULONGLONG, tw_optdef::type, and tw_optdef::value.

Referenced by match_opt().

is_empty()

int is_empty ( const tw_optdef * def )

static

Definition at line 496 of file tw-opts.c.

References TWOPTTYPE_GROUP, and tw_optdef::type.

Referenced by tw_opt_add(), and tw_opt_parse().

ltrim()

char * ltrim

(

char *

s

)

Definition at line 296 of file tw-opts.c.

Referenced by parse_args_file().

match_opt()

void match_opt ( const char * arg )

static

Definition at line 458 of file tw-opts.c.

References all_groups, apply_opt(), tw_optdef::name, program, tw_ismaster(), tw_net_stop(), TWOPTTYPE_GROUP, and tw_optdef::type.

Referenced by tw_opt_parse().

need_argument()

void need_argument ( const tw_optdef * def )

static

Definition at line 285 of file tw-opts.c.

References tw_optdef::name, program, tw_ismaster(), and tw_net_stop().

Referenced by apply_opt().

next_argument()

char * next_argument

(

char **

line

)

Definition at line 304 of file tw-opts.c.

Referenced by parse_args_file().

parse_args_file()

void parse_args_file ( const char * file_name, int * argc_p, char *** argv_p )

static

Definition at line 507 of file tw-opts.c.

References ltrim(), next_argument(), tw_error(), and TW_LOC.

Referenced by apply_opt().

show_help()

void show_help ( void )

static

Definition at line 33 of file tw-opts.c.

References all_groups, tw_optdef::help, tw_optdef::name, program, TWOPTTYPE_CHAR, TWOPTTYPE_DOUBLE, TWOPTTYPE_FLAG, TWOPTTYPE_GROUP, TWOPTTYPE_STIME, TWOPTTYPE_UINT, TWOPTTYPE_ULONG, TWOPTTYPE_ULONGLONG, tw_optdef::type, and tw_optdef::value.

Referenced by apply_opt().

tw_opt_add()

void tw_opt_add

(

const tw_optdef *

options

)

Add an opt group

Definition at line 23 of file tw-opts.c.

References is_empty(), opt_groups, opt_index, and tw_optdef::type.

Referenced by main(), and tw_init().

tw_opt_parse()

void tw_opt_parse	(	int *	argc,
		char ***	argv )

Remove options from the command line arguments.

Definition at line 552 of file tw-opts.c.

References all_groups, ARRAY_SIZE, basic, is_empty(), match_opt(), opt_groups, program, tw_error(), and TW_LOC.

Referenced by apply_opt(), and tw_init().

tw_opt_print()

void tw_opt_print

(

void

)

Pretty-print the option descriptions (for –help)

Definition at line 224 of file tw-opts.c.

References all_groups, g_tw_csv, tw_optdef::name, tw_ismaster(), TWOPTTYPE_CHAR, TWOPTTYPE_DOUBLE, TWOPTTYPE_FLAG, TWOPTTYPE_GROUP, TWOPTTYPE_STIME, TWOPTTYPE_UINT, TWOPTTYPE_ULONG, TWOPTTYPE_ULONGLONG, tw_optdef::type, and tw_optdef::value.

tw_opt_settings()

void tw_opt_settings

(

FILE *

f

)

Pretty-print the option descriptions and current values

Definition at line 147 of file tw-opts.c.

References all_groups, tw_optdef::help, tw_optdef::name, TWOPTTYPE_CHAR, TWOPTTYPE_DOUBLE, TWOPTTYPE_FLAG, TWOPTTYPE_GROUP, TWOPTTYPE_STIME, TWOPTTYPE_UINT, TWOPTTYPE_ULONG, TWOPTTYPE_ULONGLONG, tw_optdef::type, and tw_optdef::value.

Referenced by io_store_checkpoint().

Variable Documentation

all_groups

const tw_optdef* all_groups[10]

static

Definition at line 10 of file tw-opts.c.

Referenced by match_opt(), show_help(), tw_opt_parse(), tw_opt_print(), and tw_opt_settings().

args_file_depth

uint args_file_depth = 0

static

Definition at line 20 of file tw-opts.c.

Referenced by apply_opt().

basic

const tw_optdef basic[]

static

Initial value:

= {
        { TWOPTTYPE_SHOWHELP, "help", "show this message", NULL },
         { (tw_opttype)0, NULL, NULL, NULL } 
}

Definition at line 491 of file tw-opts.c.

Referenced by tw_opt_parse().

opt_groups

const tw_optdef* opt_groups[10]

static

Definition at line 16 of file tw-opts.c.

Referenced by tw_opt_add(), and tw_opt_parse().

opt_index

unsigned int opt_index = 0

static

Definition at line 17 of file tw-opts.c.

Referenced by tw_opt_add().

program

const char* program

static

Definition at line 9 of file tw-opts.c.

Referenced by apply_opt(), match_opt(), need_argument(), show_help(), and tw_opt_parse().