mirror of
https://git.suyu.dev/suyu/suyu
synced 2024-11-01 21:07:52 +00:00
136 lines
4.6 KiB
C++
136 lines
4.6 KiB
C++
/* Getopt for Microsoft C
|
|
This code is a modification of the Free Software Foundation, Inc.
|
|
Getopt library for parsing command line argument the purpose was
|
|
to provide a Microsoft Visual C friendly derivative. This code
|
|
provides functionality for both Unicode and Multibyte builds.
|
|
|
|
Date: 02/03/2011 - Ludvik Jerabek - Initial Release
|
|
Version: 1.0
|
|
Comment: Supports getopt, getopt_long, and getopt_long_only
|
|
and POSIXLY_CORRECT environment flag
|
|
License: LGPL
|
|
|
|
Revisions:
|
|
|
|
02/03/2011 - Ludvik Jerabek - Initial Release
|
|
02/20/2011 - Ludvik Jerabek - Fixed compiler warnings at Level 4
|
|
07/05/2011 - Ludvik Jerabek - Added no_argument, required_argument, optional_argument defs
|
|
08/03/2011 - Ludvik Jerabek - Fixed non-argument runtime bug which caused runtime exception
|
|
08/09/2011 - Ludvik Jerabek - Added code to export functions for DLL and LIB
|
|
02/15/2012 - Ludvik Jerabek - Fixed _GETOPT_THROW definition missing in implementation file
|
|
08/01/2012 - Ludvik Jerabek - Created separate functions for char and wchar_t characters so single dll can do both unicode and ansi
|
|
10/15/2012 - Ludvik Jerabek - Modified to match latest GNU features
|
|
06/19/2015 - Ludvik Jerabek - Fixed maximum option limitation caused by option_a (255) and option_w (65535) structure val variable
|
|
|
|
**DISCLAIMER**
|
|
THIS MATERIAL IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND,
|
|
EITHER EXPRESS OR IMPLIED, INCLUDING, BUT Not LIMITED TO, THE
|
|
IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
|
|
PURPOSE, OR NON-INFRINGEMENT. SOME JURISDICTIONS DO NOT ALLOW THE
|
|
EXCLUSION OF IMPLIED WARRANTIES, SO THE ABOVE EXCLUSION MAY NOT
|
|
APPLY TO YOU. IN NO EVENT WILL I BE LIABLE TO ANY PARTY FOR ANY
|
|
DIRECT, INDIRECT, SPECIAL OR OTHER CONSEQUENTIAL DAMAGES FOR ANY
|
|
USE OF THIS MATERIAL INCLUDING, WITHOUT LIMITATION, ANY LOST
|
|
PROFITS, BUSINESS INTERRUPTION, LOSS OF PROGRAMS OR OTHER DATA ON
|
|
YOUR INFORMATION HANDLING SYSTEM OR OTHERWISE, EVEN If WE ARE
|
|
EXPRESSLY ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
|
|
*/
|
|
#ifndef __GETOPT_H_
|
|
#define __GETOPT_H_
|
|
|
|
#ifdef _GETOPT_API
|
|
#undef _GETOPT_API
|
|
#endif
|
|
|
|
#if defined(EXPORTS_GETOPT) && defined(STATIC_GETOPT)
|
|
#error "The preprocessor definitions of EXPORTS_GETOPT and STATIC_GETOPT can only be used individually"
|
|
#elif defined(STATIC_GETOPT)
|
|
#pragma message("Warning static builds of getopt violate the Lesser GNU Public License")
|
|
#define _GETOPT_API
|
|
#elif defined(EXPORTS_GETOPT)
|
|
#pragma message("Exporting getopt library")
|
|
#define _GETOPT_API __declspec(dllexport)
|
|
#else
|
|
#pragma message("Importing getopt library")
|
|
#define _GETOPT_API __declspec(dllimport)
|
|
#endif
|
|
|
|
// Change behavior for C\C++
|
|
#ifdef __cplusplus
|
|
#define _BEGIN_EXTERN_C extern "C" {
|
|
#define _END_EXTERN_C }
|
|
#define _GETOPT_THROW throw()
|
|
#else
|
|
#define _BEGIN_EXTERN_C
|
|
#define _END_EXTERN_C
|
|
#define _GETOPT_THROW
|
|
#endif
|
|
|
|
// Standard GNU options
|
|
#define null_argument 0
|
|
#define no_argument 0
|
|
#define required_argument 1
|
|
#define optional_argument 2
|
|
|
|
// Shorter Options
|
|
#define ARG_NULL 0
|
|
#define ARG_NONE 0
|
|
#define ARG_REQ 1
|
|
#define ARG_OPT 2
|
|
|
|
#include <string.h>
|
|
#include <wchar.h>
|
|
|
|
_BEGIN_EXTERN_C
|
|
|
|
extern _GETOPT_API int optind;
|
|
extern _GETOPT_API int opterr;
|
|
extern _GETOPT_API int optopt;
|
|
|
|
// Ansi
|
|
struct option_a
|
|
{
|
|
const char* name;
|
|
int has_arg;
|
|
int *flag;
|
|
int val;
|
|
};
|
|
extern _GETOPT_API char *optarg_a;
|
|
extern _GETOPT_API int getopt_a(int argc, char *const *argv, const char *optstring) _GETOPT_THROW;
|
|
extern _GETOPT_API int getopt_long_a(int argc, char *const *argv, const char *options, const struct option_a *long_options, int *opt_index) _GETOPT_THROW;
|
|
extern _GETOPT_API int getopt_long_only_a(int argc, char *const *argv, const char *options, const struct option_a *long_options, int *opt_index) _GETOPT_THROW;
|
|
|
|
// Unicode
|
|
struct option_w
|
|
{
|
|
const wchar_t* name;
|
|
int has_arg;
|
|
int *flag;
|
|
int val;
|
|
};
|
|
extern _GETOPT_API wchar_t *optarg_w;
|
|
extern _GETOPT_API int getopt_w(int argc, wchar_t *const *argv, const wchar_t *optstring) _GETOPT_THROW;
|
|
extern _GETOPT_API int getopt_long_w(int argc, wchar_t *const *argv, const wchar_t *options, const struct option_w *long_options, int *opt_index) _GETOPT_THROW;
|
|
extern _GETOPT_API int getopt_long_only_w(int argc, wchar_t *const *argv, const wchar_t *options, const struct option_w *long_options, int *opt_index) _GETOPT_THROW;
|
|
|
|
_END_EXTERN_C
|
|
|
|
#undef _BEGIN_EXTERN_C
|
|
#undef _END_EXTERN_C
|
|
#undef _GETOPT_THROW
|
|
#undef _GETOPT_API
|
|
|
|
#ifdef _UNICODE
|
|
#define getopt getopt_w
|
|
#define getopt_long getopt_long_w
|
|
#define getopt_long_only getopt_long_only_w
|
|
#define option option_w
|
|
#define optarg optarg_w
|
|
#else
|
|
#define getopt getopt_a
|
|
#define getopt_long getopt_long_a
|
|
#define getopt_long_only getopt_long_only_a
|
|
#define option option_a
|
|
#define optarg optarg_a
|
|
#endif
|
|
#endif // __GETOPT_H_
|