160 lines
3.8 KiB
C
160 lines
3.8 KiB
C
/* Copyright (C) 2004 MySQL AB
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Copyright (C) 2004-2017 Alexey Kopytov <akopytov@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef OPTIONS_H
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#define OPTIONS_H
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#include <stdio.h>
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#include <stdbool.h>
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#include "sb_list.h"
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/* Helper option declaration macros */
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#define SB_OPT(n, d, v, t) \
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{ .name = (n), \
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.desc = (d), \
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.type = SB_ARG_TYPE_##t, \
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.value = (v) }
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#define SB_OPT_END { .type = SB_ARG_TYPE_NULL }
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/* Option types definition */
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typedef enum
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{
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SB_ARG_TYPE_NULL,
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SB_ARG_TYPE_BOOL,
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SB_ARG_TYPE_INT,
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SB_ARG_TYPE_SIZE,
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SB_ARG_TYPE_DOUBLE,
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SB_ARG_TYPE_STRING,
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SB_ARG_TYPE_LIST,
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SB_ARG_TYPE_FILE,
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SB_ARG_TYPE_MAX
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} sb_arg_type_t;
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/* Option validation function */
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typedef bool sb_opt_validate_t(const char *, const char *);
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/* Test option definition */
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typedef struct
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{
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const char *name;
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const char *desc;
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const char *value;
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sb_arg_type_t type;
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sb_opt_validate_t *validate;
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} sb_arg_t;
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typedef struct
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{
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char *data;
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char ignore;
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sb_list_item_t listitem;
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} value_t;
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typedef struct
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{
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char *name;
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sb_arg_type_t type;
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sb_list_t values;
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char ignore;
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sb_opt_validate_t *validate;
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sb_list_item_t listitem;
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} option_t;
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/* Initilize options library */
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int sb_options_init(void);
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/* Release resource allocated by the options library */
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int sb_options_done(void);
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/* Register set of command line arguments */
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int sb_register_arg_set(sb_arg_t *set);
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/* Set value 'value' of type 'type' for option 'name' */
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option_t *set_option(const char *name, const char *value, sb_arg_type_t type);
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/* Find option specified by 'name' */
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option_t *sb_find_option(const char *name);
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/* Print list of options specified by 'opts' */
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void sb_print_options(sb_arg_t *opts);
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int sb_get_value_flag(const char *name);
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int sb_get_value_int(const char *name);
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unsigned long long sb_get_value_size(const char *name);
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double sb_get_value_double(const char *name);
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char *sb_get_value_string(const char *name);
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sb_list_t *sb_get_value_list(const char *name);
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char *sb_print_value_size(char *buf, unsigned int buflen, double value);
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int sb_opt_to_flag(option_t *);
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int sb_opt_to_int(option_t *);
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unsigned long long sb_opt_to_size(option_t *);
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double sb_opt_to_double(option_t *);
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char *sb_opt_to_string(option_t *);
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sb_list_t *sb_opt_to_list(option_t *);
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bool sb_opt_copy(const char *to, const char *from);
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sb_list_item_t *sb_options_enum_start(void);
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sb_list_item_t *sb_options_enum_next(sb_list_item_t *, option_t **);
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value_t *new_value(void);
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option_t *new_option(void);
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void free_values(sb_list_t *);
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void free_options(sb_list_t *);
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value_t *add_value(sb_list_t *, const char *);
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value_t *find_value(sb_list_t *, const char *);
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option_t *add_option(sb_list_t *, const char *);
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option_t *find_option(sb_list_t *, const char *);
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int remove_value(sb_list_t *, char *);
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int remove_option(sb_list_t *, char *);
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sb_list_t *read_config(FILE *, sb_list_t *);
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int write_config(FILE *, sb_list_t *);
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#endif /* OPTIONS_H */
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