150 lines
6.3 KiB
C
150 lines
6.3 KiB
C
/*
|
|
Copyright (c) 2002, 2014, Oracle and/or its affiliates. All rights reserved.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; version 2 of the License.
|
|
|
|
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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
|
|
|
|
#ifndef _my_getopt_h
|
|
#define _my_getopt_h
|
|
|
|
#include "my_sys.h" /* loglevel */
|
|
|
|
C_MODE_START
|
|
|
|
#define GET_NO_ARG 1
|
|
#define GET_BOOL 2
|
|
#define GET_INT 3
|
|
#define GET_UINT 4
|
|
#define GET_LONG 5
|
|
#define GET_ULONG 6
|
|
#define GET_LL 7
|
|
#define GET_ULL 8
|
|
#define GET_STR 9
|
|
#define GET_STR_ALLOC 10
|
|
#define GET_DISABLED 11
|
|
#define GET_ENUM 12
|
|
#define GET_SET 13
|
|
#define GET_DOUBLE 14
|
|
#define GET_FLAGSET 15
|
|
#define GET_PASSWORD 16
|
|
|
|
#if SIZEOF_INT == 4
|
|
#define GET_INT32 GET_INT
|
|
#define GET_UINT32 GET_UINT
|
|
#elif SIZEOF_LONG == 4
|
|
#define GET_INT32 GET_LONG
|
|
#define GET_UINT32 GET_ULONG
|
|
#else
|
|
#error Neither int or long is of 4 bytes width
|
|
#endif
|
|
|
|
#define GET_ASK_ADDR 128
|
|
#define GET_TYPE_MASK 127
|
|
|
|
/**
|
|
Enumeration of the my_option::arg_type attributes.
|
|
It should be noted that for historical reasons variables with the combination
|
|
arg_type=NO_ARG, my_option::var_type=GET_BOOL still accepts
|
|
arguments. This is someone counter intuitive and care should be taken
|
|
if the code is refactored.
|
|
*/
|
|
enum get_opt_arg_type { NO_ARG, OPT_ARG, REQUIRED_ARG };
|
|
|
|
struct st_typelib;
|
|
|
|
struct my_option
|
|
{
|
|
const char *name; /**< Name of the option. name=NULL
|
|
marks the end of the my_option[]
|
|
array.
|
|
*/
|
|
int id; /**< For 0<id<=255 it's means one
|
|
character for a short option
|
|
(like -A), if >255 no short option
|
|
is created, but a long option still
|
|
can be identified uniquely in the
|
|
my_get_one_option() callback.
|
|
If an opton needs neither special
|
|
treatment in the my_get_one_option()
|
|
nor one-letter short equivalent
|
|
use id=0.
|
|
id=-1 is a special case and is used
|
|
to generate deprecation warnings for
|
|
plugin options. It should not be
|
|
used for anything else.
|
|
*/
|
|
const char *comment; /**< option comment, for autom. --help.
|
|
if it's NULL the option is not
|
|
visible in --help.
|
|
*/
|
|
void *value; /**< A pointer to the variable value */
|
|
void *u_max_value; /**< The user def. max variable value */
|
|
struct st_typelib *typelib; /**< Pointer to possible values */
|
|
ulong var_type; /**< GET_BOOL, GET_ULL, etc */
|
|
enum get_opt_arg_type arg_type; /**< e.g. REQUIRED_ARG or OPT_ARG */
|
|
longlong def_value; /**< Default value */
|
|
longlong min_value; /**< Min allowed value (for numbers) */
|
|
ulonglong max_value; /**< Max allowed value (for numbers) */
|
|
longlong sub_size; /**< Unused */
|
|
long block_size; /**< Value should be a mult. of this (for numbers) */
|
|
void *app_type; /**< To be used by an application */
|
|
};
|
|
|
|
|
|
typedef my_bool (*my_get_one_option)(int, const struct my_option *, char *);
|
|
/**
|
|
Used to retrieve a reference to the object (variable) that holds the value
|
|
for the given option. For example, if var_type is GET_UINT, the function
|
|
must return a pointer to a variable of type uint. A argument is stored in
|
|
the location pointed to by the returned pointer.
|
|
*/
|
|
typedef void *(*my_getopt_value)(const char *, size_t, const struct my_option *,
|
|
int *);
|
|
|
|
|
|
extern char *disabled_my_option;
|
|
extern my_bool my_getopt_print_errors;
|
|
extern my_bool my_getopt_skip_unknown;
|
|
extern my_error_reporter my_getopt_error_reporter;
|
|
|
|
extern int handle_options (int *argc, char ***argv,
|
|
const struct my_option *longopts, my_get_one_option);
|
|
extern int my_handle_options (int *argc, char ***argv,
|
|
const struct my_option *longopts,
|
|
my_get_one_option,
|
|
const char **command_list, my_bool ignore_unknown_option);
|
|
extern void print_cmdline_password_warning();
|
|
extern void my_cleanup_options(const struct my_option *options);
|
|
extern void my_cleanup_options(const struct my_option *options);
|
|
extern void my_print_help(const struct my_option *options);
|
|
extern void my_print_variables(const struct my_option *options);
|
|
extern void my_print_variables_ex(const struct my_option *options, FILE* file);
|
|
extern void my_getopt_register_get_addr(my_getopt_value);
|
|
|
|
ulonglong getopt_ull_limit_value(ulonglong num, const struct my_option *optp,
|
|
my_bool *fix);
|
|
longlong getopt_ll_limit_value(longlong, const struct my_option *,
|
|
my_bool *fix);
|
|
double getopt_double_limit_value(double num, const struct my_option *optp,
|
|
my_bool *fix);
|
|
my_bool getopt_compare_strings(const char *s, const char *t, uint length);
|
|
ulonglong max_of_int_range(int var_type);
|
|
|
|
ulonglong getopt_double2ulonglong(double);
|
|
double getopt_ulonglong2double(ulonglong);
|
|
|
|
C_MODE_END
|
|
|
|
#endif /* _my_getopt_h */
|
|
|