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Diffstat (limited to 'winsup/mingw/include/stdlib.h')
| -rw-r--r-- | winsup/mingw/include/stdlib.h | 386 |
1 files changed, 386 insertions, 0 deletions
diff --git a/winsup/mingw/include/stdlib.h b/winsup/mingw/include/stdlib.h new file mode 100644 index 000000000..fade92772 --- /dev/null +++ b/winsup/mingw/include/stdlib.h @@ -0,0 +1,386 @@ +/* + * stdlib.h + * + * Definitions for common types, variables, and functions. + * + * This file is part of the Mingw32 package. + * + * Contributors: + * Created by Colin Peters <colin@bird.fu.is.saga-u.ac.jp> + * + * THIS SOFTWARE IS NOT COPYRIGHTED + * + * This source code is offered for use in the public domain. You may + * use, modify or distribute it freely. + * + * This code is distributed in the hope that it will be useful but + * WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY + * DISCLAMED. This includes but is not limited to warranties of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + * + * $Revision$ + * $Author$ + * $Date$ + * + */ + +#ifndef _STDLIB_H_ +#define _STDLIB_H_ + +/* All the headers include this file. */ +#include <_mingw.h> + + +#define __need_size_t +#define __need_wchar_t +#define __need_NULL +#ifndef RC_INVOKED +#include <stddef.h> +#endif /* RC_INVOKED */ + +/* + * RAND_MAX is the maximum value that may be returned by rand. + * The minimum is zero. + */ +#define RAND_MAX 0x7FFF + +/* + * These values may be used as exit status codes. + */ +#define EXIT_SUCCESS 0 +#define EXIT_FAILURE -1 + +/* + * Definitions for path name functions. + * NOTE: All of these values have simply been chosen to be conservatively high. + * Remember that with long file names we can no longer depend on + * extensions being short. + */ +#ifndef __STRICT_ANSI__ + +#ifndef MAX_PATH +#define MAX_PATH (260) +#endif + +#define _MAX_PATH MAX_PATH +#define _MAX_DRIVE (3) +#define _MAX_DIR 256 +#define _MAX_FNAME 256 +#define _MAX_EXT 256 + +#endif /* Not __STRICT_ANSI__ */ + + +#ifndef RC_INVOKED + +#ifdef __cplusplus +extern "C" { +#endif + +/* + * This seems like a convenient place to declare these variables, which + * give programs using WinMain (or main for that matter) access to main-ish + * argc and argv. environ is a pointer to a table of environment variables. + * NOTE: Strings in _argv and environ are ANSI strings. + */ +extern int _argc; +extern char** _argv; + +/* imports from runtime dll of the above variables */ +#ifdef __MSVCRT__ + +extern int* __p___argc(void); +extern char*** __p___argv(void); +extern wchar_t*** __p___wargv(void); + +#define __argc (*__p___argc()) +#define __argv (*__p___argv()) +#define __wargv (*__p___wargv()) + +#else /* !MSVCRT */ + +#ifndef __DECLSPEC_SUPPORTED + +extern int* __imp___argc_dll; +extern char*** __imp___argv_dll; +#define __argc (*__imp___argc_dll) +#define __argv (*__imp___argv_dll) + +#else /* __DECLSPEC_SUPPORTED */ + +__MINGW_IMPORT int __argc_dll; +__MINGW_IMPORT char** __argv_dll; +#define __argc __argc_dll +#define __argv __argv_dll + +#endif /* __DECLSPEC_SUPPORTED */ + +#endif /* __MSVCRT */ + +/* + * Also defined in ctype.h. + */ + +#ifndef MB_CUR_MAX +# ifdef __MSVCRT__ +# define MB_CUR_MAX __mb_cur_max + __MINGW_IMPORT int __mb_cur_max; +# else /* not __MSVCRT */ +# define MB_CUR_MAX __mb_cur_max_dll + __MINGW_IMPORT int __mb_cur_max_dll; +# endif /* not __MSVCRT */ +#endif /* MB_CUR_MAX */ + +/* + * MS likes to declare errno in stdlib.h as well. + */ + +#ifdef _UWIN +#undef errno +extern int errno; +#else +int* _errno(void); +#define errno (*_errno()) +#endif +int* __doserrno(void); +#define _doserrno (*__doserrno()) + +/* + * Use environ from the DLL, not as a global. + */ + +#ifdef __MSVCRT__ + extern char *** __p__environ(); + extern wchar_t *** __p__wenviron(); +# define _environ (*__p__environ()) +# define _wenviron (*__p__wenviron()) +#else /* ! __MSVCRT__ */ +# ifndef __DECLSPEC_SUPPORTED + extern char *** __imp__environ_dll; +# define _environ (*__imp__environ_dll) +# else /* __DECLSPEC_SUPPORTED */ + __MINGW_IMPORT char ** _environ_dll; +# define _environ _environ_dll +# endif /* __DECLSPEC_SUPPORTED */ +#endif /* ! __MSVCRT__ */ + +#define environ _environ + +#ifdef __MSVCRT__ +/* One of the MSVCRTxx libraries */ + +#ifndef __DECLSPEC_SUPPORTED + extern int* __imp__sys_nerr; +# define sys_nerr (*__imp__sys_nerr) +#else /* __DECLSPEC_SUPPORTED */ + __MINGW_IMPORT int _sys_nerr; +# ifndef _UWIN +# define sys_nerr _sys_nerr +# endif /* _UWIN */ +#endif /* __DECLSPEC_SUPPORTED */ + +#else /* ! __MSVCRT__ */ + +/* CRTDLL run time library */ + +#ifndef __DECLSPEC_SUPPORTED + extern int* __imp__sys_nerr_dll; +# define sys_nerr (*__imp__sys_nerr_dll) +#else /* __DECLSPEC_SUPPORTED */ + __MINGW_IMPORT int _sys_nerr_dll; +# define sys_nerr _sys_nerr_dll +#endif /* __DECLSPEC_SUPPORTED */ + +#endif /* ! __MSVCRT__ */ + +#ifndef __DECLSPEC_SUPPORTED +extern char*** __imp__sys_errlist; +#define sys_errlist (*__imp__sys_errlist) +#else /* __DECLSPEC_SUPPORTED */ +__MINGW_IMPORT char* _sys_errlist[]; +#ifndef _UWIN +#define sys_errlist _sys_errlist +#endif /* _UWIN */ +#endif /* __DECLSPEC_SUPPORTED */ + +/* + * OS version and such constants. + */ +#ifndef __STRICT_ANSI__ + +#ifdef __MSVCRT__ +/* msvcrtxx.dll */ + +extern unsigned int* __p__osver(void); +extern unsigned int* __p__winver(void); +extern unsigned int* __p__winmajor(void); +extern unsigned int* __p__winminor(void); + +#define _osver (*__p__osver()) +#define _winver (*__p__winver()) +#define _winmajor (*__p__winmajor()) +#define _winminor (*__p__winminor()) + +#else +/* Not msvcrtxx.dll, thus crtdll.dll */ + +#ifndef __DECLSPEC_SUPPORTED + +extern unsigned int* _imp___osver_dll; +extern unsigned int* _imp___winver_dll; +extern unsigned int* _imp___winmajor_dll; +extern unsigned int* _imp___winminor_dll; + +#define _osver (*_imp___osver_dll) +#define _winver (*_imp___winver_dll) +#define _winmajor (*_imp___winmajor_dll) +#define _winminor (*_imp___winminor_dll) + +#else /* __DECLSPEC_SUPPORTED */ + +__MINGW_IMPORT unsigned int _osver_dll; +__MINGW_IMPORT unsigned int _winver_dll; +__MINGW_IMPORT unsigned int _winmajor_dll; +__MINGW_IMPORT unsigned int _winminor_dll; + +#define _osver _osver_dll +#define _winver _winver_dll +#define _winmajor _winmajor_dll +#define _winminor _winminor_dll + +#endif /* __DECLSPEC_SUPPORTED */ + +#endif + +#endif /* Not __STRICT_ANSI__ */ + +#ifdef __GNUC__ +#define _ATTRIB_NORETURN __attribute__ ((noreturn)) +#else /* Not __GNUC__ */ +#define _ATTRIB_NORETURN +#endif /* __GNUC__ */ + +double atof (const char*); +int atoi (const char*); +long atol (const char*); + +double strtod (const char*, char**); +double wcstod (const wchar_t*, wchar_t**); +long strtol (const char*, char**, int); +long wcstol (const wchar_t*, wchar_t**, int); + +unsigned long strtoul (const char*, char**, int); +unsigned long wcstoul (const wchar_t*, wchar_t**, int); + +size_t wcstombs (char*, const wchar_t*, size_t); +int wctomb (char*, wchar_t); + +int mblen (const char*, size_t); +size_t mbstowcs (wchar_t*, const char*, size_t); +int mbtowc (wchar_t*, const char*, size_t); + +int rand (void); +void srand (unsigned int); + +void* calloc (size_t, size_t); +void* malloc (size_t); +void* realloc (void*, size_t); +void free (void*); + +void abort (void) _ATTRIB_NORETURN; +void exit (int) _ATTRIB_NORETURN; +int atexit (void (*)(void)); + +int system (const char*); +char* getenv (const char*); + +void* bsearch (const void*, const void*, size_t, size_t, + int (*)(const void*, const void*)); +void qsort (const void*, size_t, size_t, + int (*)(const void*, const void*)); + +int abs (int); +long labs (long); + +/* + * div_t and ldiv_t are structures used to return the results of div and + * ldiv. + * + * NOTE: div and ldiv appear not to work correctly unless + * -fno-pcc-struct-return is specified. This is included in the + * mingw32 specs file. + */ +typedef struct { int quot, rem; } div_t; +typedef struct { long quot, rem; } ldiv_t; + +div_t div (int, int); +ldiv_t ldiv (long, long); + + +#ifndef __STRICT_ANSI__ + +/* + * NOTE: Officially the three following functions are obsolete. The Win32 API + * functions SetErrorMode, Beep and Sleep are their replacements. + */ +void _beep (unsigned int, unsigned int); +void _seterrormode (int); +void _sleep (unsigned long); + +void _exit (int) _ATTRIB_NORETURN; + +int _putenv (const char*); +void _searchenv (const char*, const char*, char*); + +char* _itoa (int, char*, int); +char* _ltoa (long, char*, int); + +char* _ecvt (double, int, int*, int*); +char* _fcvt (double, int, int*, int*); +char* _gcvt (double, int, char*); + +void _makepath (char*, const char*, const char*, const char*, const char*); +void _splitpath (const char*, char*, char*, char*, char*); +char* _fullpath (char*, const char*, size_t); +int _wtoi (const wchar_t *); +long _wtol (const wchar_t *); + +char* _i64toa(__int64, char *, int); +char* _ui64toa(unsigned __int64, char *, int); +__int64 _atoi64(const char *); + +wchar_t* _i64tow(__int64, wchar_t *, int); +wchar_t* _ui64tow(unsigned __int64, wchar_t *, int); +__int64 _wtoi64(const wchar_t *); + + +#ifndef _NO_OLDNAMES + +int putenv (const char*); +void searchenv (const char*, const char*, char*); + +char* itoa (int, char*, int); +char* ltoa (long, char*, int); + +#ifndef _UWIN +char* ecvt (double, int, int*, int*); +char* fcvt (double, int, int*, int*); +char* gcvt (double, int, char*); +#endif /* _UWIN */ +#endif /* Not _NO_OLDNAMES */ + +#endif /* Not __STRICT_ANSI__ */ + +/* + * Undefine the no return attribute used in some function definitions + */ +#undef _ATTRIB_NORETURN + +#ifdef __cplusplus +} +#endif + +#endif /* Not RC_INVOKED */ + +#endif /* Not _STDLIB_H_ */ + |