options.c File Reference

#include "options.h"
#include "stats.h"
#include "util.h"
#include "search.h"
#include <string.h>
#include <ctype.h>
#include <stdlib.h>
#include <limits.h>

Functions
void	options_usage (void)
	Print options usage. More...
int	options_read (const char *option, const char *value)
	Read an option. More...
static const char *	option_parse (const char *line, char *option, char *value, int size)
	parse an option from a string More...
void	options_parse (const char *file)
	parse options from a file More...
void	options_bound (void)
	Keep options between realistic values. More...
void	options_dump (FILE *f)
	Print all global options. More...
void	options_free (void)
	free allocated resources. More...

Variables
Options	options

Function Documentation

option_parse()

static const char * option_parse ( const char *  line, char *  option, char *  value, int  size  )

static

parse an option from a string

A line of the form: "[set] option [=] value" is parse into two strings: option and value. The "set" and "=" are optionnal. This function assume all string sizes are sufficient.

Parameters

line	The string to parse.
option	A string to be filled with the option name.
value	A string to be filled with the option value.
size	option & value string capacity.

Returns

remaining of the string.

options_bound()

void options_bound

(

void

)

Keep options between realistic values.

options_dump()

void options_dump

(

FILE *

f

)

Print all global options.

Parameters

f	output stream.

options_free()

void options_free

(

void

)

free allocated resources.

options_parse()

void options_parse

(

const char *

file

)

parse options from a file

Parameters

file	Option file name.

options_read()

int options_read	(	const char *	option,
		const char *	value
	)

Read an option.

Parameters

option	Option name.
value	Option value.

Returns

The number of arguments read (0, 1 or 2).

options_usage()

void options_usage

(

void

)

Print options usage.

Variable Documentation

options

Options options

global options with default value