libc-top-half/musl/include/stdlib.h

   1 #ifndef _STDLIB_H
   2 #define _STDLIB_H
   3
   4 #ifdef __cplusplus
   5 extern "C" {
   6 #endif
   7
   8 #include <features.h>
   9
  10 #ifdef __wasilibc_unmodified_upstream /* Use the compiler's definition of NULL */
  11 #ifdef __cplusplus
  12 #define NULL 0L
  13 #else
  14 #define NULL ((void*)0)
  15 #endif
  16 #else
  17 #include <__header_stdlib.h>
  18 #define __need_NULL
  19 #include <stddef.h>
  20 #endif
  21
  22 #define __NEED_size_t
  23 #define __NEED_wchar_t
  24
  25 #include <bits/alltypes.h>
  26
  27 int atoi (const char *);
  28 long atol (const char *);
  29 long long atoll (const char *);
  30 double atof (const char *);
  31
  32 float strtof (const char *__restrict, char **__restrict);
  33 double strtod (const char *__restrict, char **__restrict);
  34 long double strtold (const char *__restrict, char **__restrict);
  35
  36 long strtol (const char *__restrict, char **__restrict, int);
  37 unsigned long strtoul (const char *__restrict, char **__restrict, int);
  38 long long strtoll (const char *__restrict, char **__restrict, int);
  39 unsigned long long strtoull (const char *__restrict, char **__restrict, int);
  40
  41 int rand (void);
  42 void srand (unsigned);
  43
  44 void *malloc (size_t);
  45 void *calloc (size_t, size_t);
  46 void *realloc (void *, size_t);
  47 void free (void *);
  48 void *aligned_alloc(size_t, size_t);
  49
  50 _Noreturn void abort (void);
  51 int atexit (void (*) (void));
  52 _Noreturn void exit (int);
  53 _Noreturn void _Exit (int);
  54 int at_quick_exit (void (*) (void));
  55 _Noreturn void quick_exit (int);
  56
  57 char *getenv (const char *);
  58
  59 int system (const char *);
  60
  61 void *bsearch (const void *, const void *, size_t, size_t, int (*)(const void *, const void *));
  62 void qsort (void *, size_t, size_t, int (*)(const void *, const void *));
  63
  64 int abs (int);
  65 long labs (long);
  66 long long llabs (long long);
  67
  68 typedef struct { int quot, rem; } div_t;
  69 typedef struct { long quot, rem; } ldiv_t;
  70 typedef struct { long long quot, rem; } lldiv_t;
  71
  72 div_t div (int, int);
  73 ldiv_t ldiv (long, long);
  74 lldiv_t lldiv (long long, long long);
  75
  76 int mblen (const char *, size_t);
  77 int mbtowc (wchar_t *__restrict, const char *__restrict, size_t);
  78 int wctomb (char *, wchar_t);
  79 size_t mbstowcs (wchar_t *__restrict, const char *__restrict, size_t);
  80 size_t wcstombs (char *__restrict, const wchar_t *__restrict, size_t);
  81
  82 #define EXIT_FAILURE 1
  83 #define EXIT_SUCCESS 0
  84
  85 size_t __ctype_get_mb_cur_max(void);
  86 #define MB_CUR_MAX (__ctype_get_mb_cur_max())
  87
  88 #define RAND_MAX (0x7fffffff)
  89
  90
  91 #if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
  92  || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
  93  || defined(_BSD_SOURCE)
  94
  95 #define WNOHANG    1
  96 #define WUNTRACED  2
  97
  98 #define WEXITSTATUS(s) (((s) & 0xff00) >> 8)
  99 #define WTERMSIG(s) ((s) & 0x7f)
 100 #define WSTOPSIG(s) WEXITSTATUS(s)
 101 #define WIFEXITED(s) (!WTERMSIG(s))
 102 #define WIFSTOPPED(s) ((short)((((s)&0xffff)*0x10001)>>8) > 0x7f00)
 103 #define WIFSIGNALED(s) (((s)&0xffff)-1U < 0xffu)
 104
 105 int posix_memalign (void **, size_t, size_t);
 106 int setenv (const char *, const char *, int);
 107 int unsetenv (const char *);
 108 #ifdef __wasilibc_unmodified_upstream /* WASI has no temp directories */
 109 int mkstemp (char *);
 110 int mkostemp (char *, int);
 111 char *mkdtemp (char *);
 112 #endif
 113 int getsubopt (char **, char *const *, char **);
 114 int rand_r (unsigned *);
 115
 116 #endif
 117
 118
 119 #if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
 120  || defined(_BSD_SOURCE)
 121 char *realpath (const char *__restrict, char *__restrict);
 122 long int random (void);
 123 void srandom (unsigned int);
 124 char *initstate (unsigned int, char *, size_t);
 125 char *setstate (char *);
 126 int putenv (char *);
 127 int posix_openpt (int);
 128 int grantpt (int);
 129 int unlockpt (int);
 130 char *ptsname (int);
 131 char *l64a (long);
 132 long a64l (const char *);
 133 void setkey (const char *);
 134 double drand48 (void);
 135 double erand48 (unsigned short [3]);
 136 long int lrand48 (void);
 137 long int nrand48 (unsigned short [3]);
 138 long mrand48 (void);
 139 long jrand48 (unsigned short [3]);
 140 void srand48 (long);
 141 unsigned short *seed48 (unsigned short [3]);
 142 void lcong48 (unsigned short [7]);
 143 #endif
 144
 145 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
 146 #include <alloca.h>
 147 char *mktemp (char *);
 148 int mkstemps (char *, int);
 149 int mkostemps (char *, int, int);
 150 void *valloc (size_t);
 151 void *memalign(size_t, size_t);
 152 int getloadavg(double *, int);
 153 int clearenv(void);
 154 #define WCOREDUMP(s) ((s) & 0x80)
 155 #define WIFCONTINUED(s) ((s) == 0xffff)
 156 #endif
 157
 158 #ifdef _GNU_SOURCE
 159 int ptsname_r(int, char *, size_t);
 160 char *ecvt(double, int, int *, int *);
 161 char *fcvt(double, int, int *, int *);
 162 char *gcvt(double, int, char *);
 163 struct __locale_struct;
 164 float strtof_l(const char *__restrict, char **__restrict, struct __locale_struct *);
 165 double strtod_l(const char *__restrict, char **__restrict, struct __locale_struct *);
 166 long double strtold_l(const char *__restrict, char **__restrict, struct __locale_struct *);
 167 #endif
 168
 169 #ifdef __wasilibc_unmodified_upstream /* WASI has no temp directories */
 170 #if defined(_LARGEFILE64_SOURCE) || defined(_GNU_SOURCE)
 171 #define mkstemp64 mkstemp
 172 #define mkostemp64 mkostemp
 173 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
 174 #define mkstemps64 mkstemps
 175 #define mkostemps64 mkostemps
 176 #endif
 177 #endif
 178 #endif
 179
 180 #ifdef __wasilibc_unmodified_upstream /* Declare arc4random functions */
 181 #else
 182 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
 183 #include <stdint.h>
 184 uint32_t arc4random(void);
 185 void arc4random_buf(void *, size_t);
 186 uint32_t arc4random_uniform(uint32_t);
 187 #endif
 188 #endif
 189
 190 #ifdef __cplusplus
 191 }
 192 #endif
 193
 194 #endif