compiler/clib/include/stdlib.h

   1 #ifndef _STDLIB_H_
   2 #define _STDLIB_H_
   3
   4 /*
   5     Copyright © 1995-2001, The AROS Development Team. All rights reserved.
   6     $Id$
   7
   8     Desc: ANSI-C header file stdlib.h
   9     Lang: English
  10 */
  11
  12 #include <sys/cdefs.h>
  13 #include <sys/arosc.h>
  14
  15 /* It seems that also stdlib.h defines alloca() */
  16 #include <alloca.h>
  17
  18 /* For wchar_t and size_t */
  19 #include <stddef.h>
  20
  21 /* Types for div and ldiv */
  22 typedef struct div_t {
  23     int quot;
  24     int rem;
  25 } div_t;
  26
  27 typedef struct ldiv_t {
  28     long int quot;
  29     long int rem;
  30 } ldiv_t;
  31
  32 #if defined AROS_HAVE_LONG_LONG
  33 typedef struct lldiv_t {
  34     long long int   quot;
  35     long long int   rem;
  36 } lldiv_t;
  37 #endif
  38
  39 #ifndef NULL
  40 #define NULL        0
  41 #endif
  42
  43 #define EXIT_SUCCESS    0  /* Success exit status */
  44 #define EXIT_FAILURE    20 /* Failing exit status */
  45
  46 /* Gives the largest size of a multibyte character for the current locale */
  47 #define MB_CUR_MAX      (__get_arosc_userdata()->acud_mb_cur_max)
  48
  49 __BEGIN_DECLS
  50
  51 /* String conversion functions */
  52 double atof(const char *nptr);
  53 int atoi(const char *nptr);
  54 long int atol(const char *nptr);
  55 #if defined AROS_HAVE_LONG_LONG
  56 long long int atoll(const char *nptr);
  57 #endif
  58
  59 double strtod(const char * restrict nptr, char ** restrict endptr);
  60 float strtof(const char * restrict nptr, char ** restrict endptr);
  61 long double strtold(const char * restrict nptr, char ** restrict endptr);
  62 long int strtol(const char * restrict nptr,
  63                 char ** restrict endptr,
  64                 int base);
  65 unsigned long int strtoul(const char * restrict nptr,
  66                 char ** restrict endptr,
  67                 int base);
  68
  69 #if defined AROS_HAVE_LONG_LONG
  70 long long int strtoll(const char * restrict nptr,
  71                 char ** restrict endptr,
  72                 int base);
  73 unsigned long long int strtoull(const char * restrict nptr,
  74                 char ** restrict endptr,
  75                 int base);
  76 #endif
  77
  78 /* Pseudo-random number generation functions */
  79 int rand (void);
  80 void srand (unsigned int seed);
  81
  82 /* Max. number returned by rand() */
  83 #ifndef RAND_MAX
  84 #   define RAND_MAX        2147483647
  85 #endif
  86
  87 /* Unix pseudo-random functions */
  88 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
  89 #ifndef AROS_NOFPU
  90 double drand48(void);
  91 double erand48(unsigned short int xsubi[3]);
  92 #else
  93 void drand48(void);
  94 void erand48(unsigned short int xsubi[3]);
  95 #endif
  96 long int lrand48(void);
  97 long int nrand48(unsigned short int xsubi[3]);
  98 long int mrand48(void);
  99 long int jrand48(unsigned short int xsubi[3]);
 100 void srand48(long int seedval);
 101 unsigned short int *seed48(unsigned short int seed16v[3]);
 102 void lcong48(unsigned short int param[7]);
 103
 104 /* Thread safe random */
 105 int       rand_r(unsigned int *);
 106
 107 long random(void);
 108 void srandom(unsigned seed);
 109 char *initstate(unsigned seed, char *state, int n);
 110 char *setstate(char *state);
 111 #endif /* !_ANSI_SOURCE  && !_POSIX_SOURCE */
 112
 113 /* Memory management functions */
 114 void *malloc(size_t size);
 115 void *calloc(size_t count, size_t size);
 116 void *realloc(void *oldmem, size_t newsize);
 117 void *realloc_nocopy(void *oldmem, size_t newsize); /* AROS specific */
 118 void  free(void *memory);
 119 int   posix_memalign(void **memptr, size_t alignment, size_t size);
 120
 121 /* Communication with the environment */
 122 void  abort (void) __noreturn;
 123 int   atexit(void (*func)(void));
 124 int   on_exit(void (*func)(int, void *), void *);
 125 void  exit (int code) __noreturn;
 126 int   system(const char *string);
 127 char *getenv(const char *name);
 128
 129 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
 130 int   putenv(const char *string);
 131 int   setenv(const char *name, const char *value, int overwrite);
 132 void  unsetenv(const char *name);
 133 #endif
 134
 135 /* Searching and sorting utilities */
 136 void qsort(void * array, size_t count, size_t elementsize,
 137         int (*comparefunction)(const void * element1, const void * element2));
 138 void *bsearch(const void * key, const void * base, size_t count,
 139         size_t size, int (*comparefunction)(const void *, const void *));
 140
 141 /* Integer arithmetic functions */
 142 int abs (int j);
 143 long labs (long j);
 144 #if defined AROS_HAVE_LONG_LONG
 145 long long int llabs(long long int j);
 146 #endif
 147
 148 div_t div(int numer, int denom);
 149 ldiv_t ldiv(long int numer, long int denom);
 150 #if defined AROS_HAVE_LONG_LONG
 151 lldiv_t lldiv(long long int numer, long long int denom);
 152 #endif
 153
 154 /* Multibyte character functions */
 155 size_t mblen(const char *s, size_t n);
 156 int mbtowc(wchar_t * restrict pwc, const char * restrict s, size_t n);
 157 int wctomb(char *s, wchar_t wchar);
 158
 159 /* Multibyte string functions */
 160 size_t mbstowcs(wchar_t * restrict pwcs, const char * restrict s, size_t n);
 161 size_t wcstombs(char * restrict s, const wchar_t * restrict pwcs, size_t n);
 162
 163 /* Miscellaneous BSD functions */
 164 int getloadavg(double loadavg[], int n);
 165
 166 /* The following are POSIX/SUS additions */
 167 #if !defined(_ANSI_SOURCE)
 168 long  a64l(const char *);
 169 #if 0 /* FIXME: not implemented */
 170 char *ecvt(double, int, int *, int *);
 171 char *fcvt (double, int, int *, int *);
 172 #endif
 173 char *gcvt(double, int, char *);
 174 int   getsubopt(char **, char *const *, char **);
 175 int   grantpt(int);
 176 char *l64a(long);
 177 char *mktemp(char *);
 178 int   mkstemp(char *);
 179 char *ptsname(int);
 180 char *realpath(const char *, char *);
 181 void  setkey(const char *);
 182 int   unlockpt(int);
 183 #endif /* _ANSI_SOURCE */
 184
 185 __END_DECLS
 186
 187 #endif /* _STDLIB_H_ */