reactos/include/crtdll/stdlib.h

   1 /*
   2  * stdlib.h
   3  *
   4  * Definitions for common types, variables, and functions.
   5  *
   6  * This file is part of the Mingw32 package.
   7  *
   8  * Contributors:
   9  *  Created by Colin Peters <colin@bird.fu.is.saga-u.ac.jp>
  10  *
  11  *  THIS SOFTWARE IS NOT COPYRIGHTED
  12  *
  13  *  This source code is offered for use in the public domain. You may
  14  *  use, modify or distribute it freely.
  15  *
  16  *  This code is distributed in the hope that it will be useful but
  17  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
  18  *  DISCLAMED. This includes but is not limited to warranties of
  19  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  20  *
  21  * $Revision: 1.4 $
  22  * $Author: ariadne $
  23  * $Date: 1999/04/14 07:10:15 $
  24  *
  25  */
  26 /* Appropriated for Reactos Crtdll by Ariadne */
  27 /* added splitpath */
  28 /* changed definition of environ and argc */
  29 /* moved prototype for swab from string.h to stdlib.h */
  30 #ifndef _STDLIB_H_
  31 #define _STDLIB_H_
  32
  33 #ifdef __cplusplus
  34 extern "C" {
  35 #endif
  36
  37 /*
  38  * This seems like a convenient place to declare these variables, which
  39  * give programs using WinMain (or main for that matter) access to main-ish
  40  * argc and argv. environ is a pointer to a table of environment variables.
  41  * NOTE: Strings in _argv and environ are ANSI strings.
  42  */
  43 extern int*     __argc_dll;
  44 extern char***  __argv_dll;
  45 extern char***  _environ_dll;
  46 #define __argc      (*__argc_dll)
  47 #define __argv      (*__argv_dll)
  48 #define _environ    (*_environ_dll)
  49
  50
  51 #define __need_size_t
  52 #define __need_wchar_t
  53 #define __need_NULL
  54 #include <crtdll/stddef.h>
  55
  56 #include <crtdll/mbstring.h>
  57
  58 #ifndef  __ATTRIB_NORETURN
  59 #ifdef  __GNUC__
  60 #define _ATTRIB_NORETURN        __attribute__ ((noreturn))
  61 #else   /* Not __GNUC__ */
  62 #define _ATTRIB_NORETURN
  63 #endif  /* __GNUC__ */
  64 #endif
  65
  66 double  atof    (const char* szNumber);
  67 int     atoi    (const char* szNumber);
  68 long    atol    (const char* szNumber);
  69
  70
  71 double  strtod  (const char* szNumber, char** pszAfterNumber);
  72 double  wcstod  (const wchar_t* wsNumber, wchar_t** pwsAfterNumber);
  73 long    strtol  (const char* szNumber, char** pszAfterNumber, int nBase);
  74 long    wcstol  (const wchar_t* wsNumber, wchar_t** pwsAfterNumber, int nBase);
  75
  76 unsigned long   strtoul (const char* szNumber, char** pszAfterNumber,
  77                         int nBase);
  78 unsigned long   wcstoul (const wchar_t* wsNumber, wchar_t** pwsAfterNumber,
  79                         int nBase);
  80
  81 size_t  wcstombs        (char* mbsDest, const wchar_t* wsConvert, size_t size);
  82 int     wctomb          (char* mbDest, wchar_t wc);
  83
  84 int     mblen           (const char* mbs, size_t sizeString);
  85 size_t  mbstowcs        (wchar_t* wcaDest, const char* mbsConvert,
  86                          size_t size);
  87 int     mbtowc          (wchar_t* wcDest, const char* mbConvert, size_t size);
  88
  89
  90 /*
  91  * RAND_MAX is the maximum value that may be returned by rand.
  92  * The minimum is zero.
  93  */
  94 #define RAND_MAX        0x7FFF
  95
  96 int     rand    (void);
  97 void    srand   (unsigned int nSeed);
  98
  99
 100 void*   calloc  (size_t sizeObjCnt, size_t sizeObject);
 101 void*   malloc  (size_t sizeObject);
 102 void*   realloc (void* pObject, size_t sizeNew);
 103 void    free    (void* pObject);
 104
 105 /* These values may be used as exit status codes. */
 106 #define EXIT_SUCCESS    0
 107 #define EXIT_FAILURE    -1
 108
 109 void    abort   (void)  _ATTRIB_NORETURN;
 110 void    exit    (int nStatus) _ATTRIB_NORETURN;
 111 int     atexit  (void (*pfuncExitProcessing)(void));
 112
 113 int     system  (const char* szCommand); // impl in process
 114 char*   getenv  (const char* szVarName); // impl in stdio
 115
 116 typedef int (*_pfunccmp_t)(const void*, const void*);
 117
 118 void*   bsearch (const void* pKey, const void* pBase, size_t cntObjects,
 119                 size_t sizeObject, _pfunccmp_t pfuncCmp);
 120 void    qsort   (const void* pBase, size_t cntObjects, size_t sizeObject,
 121                 _pfunccmp_t pfuncCmp);
 122
 123 int     abs     (int n);
 124 long    labs    (long n);
 125
 126 /*
 127  * div_t and ldiv_t are structures used to return the results of div and
 128  * ldiv.
 129  *
 130  * NOTE: div and ldiv appear not to work correctly unless
 131  *       -fno-pcc-struct-return is specified. This is included in the
 132  *       mingw32 specs file.
 133  */
 134 typedef struct { int quot, rem; } div_t;
 135 typedef struct { long quot, rem; } ldiv_t;
 136 typedef struct { long long quot, rem; } lldiv_t;
 137
 138 div_t   div     (int nNumerator, int nDenominator);
 139 ldiv_t  ldiv    (long lNumerator, long lDenominator);
 140 lldiv_t lldiv   (long long lNumerator, long long lDenominator);
 141
 142
 143 #ifndef __STRICT_ANSI__
 144
 145 /*
 146  * NOTE: Officially the three following functions are obsolete. The Win32 API
 147  *       functions SetErrorMode, Beep and Sleep are their replacements.
 148  */
 149 void    _beep (unsigned int, unsigned int);
 150 void    _seterrormode (int nMode);
 151 void    _sleep (unsigned long ulTime);
 152
 153 void    _exit   (int nStatus) _ATTRIB_NORETURN;
 154
 155 int     _putenv (const char* szNameEqValue);
 156 void    _searchenv (const char* szFileName, const char* szVar,
 157                 char* szFullPathBuf);
 158
 159 void _splitpath( const char *path, char *drive, char *dir,
 160                  char *fname, char *ext );
 161
 162 char*   _itoa (int nValue, char* sz, int nRadix);
 163 char*   _ltoa (long lnValue, char* sz, int nRadix);
 164
 165 char*   _ecvt (double dValue, int nDig, int* pnDec, int* pnSign);
 166 char*   _fcvt (double dValue, int nDig, int* pnDec, int* pnSign);
 167 char*   _gcvt (double dValue, int nDec, char* caBuf);
 168
 169 char*   _fullpath (char* caBuf, const char* szPath, size_t sizeMax);
 170
 171 void    _swab (const char* caFrom, char* caTo, size_t sizeToCopy);
 172
 173 unsigned int _rotl( unsigned int value, int shift );
 174 unsigned int _rotr( unsigned int value, int shift );
 175 unsigned long _lrotl( unsigned long value, int shift );
 176 unsigned long _lrotr( unsigned long value, int shift );
 177
 178
 179
 180
 181 #ifndef _NO_OLDNAMES
 182 #define  beep           _beep
 183 #define  seterrormode   _seterrormode
 184 #define  sleep          _sleep
 185 #define  putenv         _putenv
 186 #define  searchenv      _searchenv
 187 #define  splitpath      _splitpath
 188
 189 #define  itoa           _itoa
 190 #define  ltoa           _ltoa
 191
 192 #define  ecvt           _ecvt
 193 #define  fcvt           _fcvt
 194 #define  gcvt           _gcvt
 195
 196 #define  swab           _swab
 197 #endif  /* Not _NO_OLDNAMES */
 198
 199 #endif  /* Not __STRICT_ANSI__ */
 200
 201 /*
 202  * Undefine the no return attribute used in some function definitions
 203  */
 204 #undef  _ATTRIB_NORETURN
 205
 206 #ifdef __cplusplus
 207 }
 208 #endif
 209
 210 #endif /* _STDLIB_H_ */