newlib-cygwin/newlib/libc/include/stdlib.h

343 lines
11 KiB
C

/*
* stdlib.h
*
* Definitions for common types, variables, and functions.
*/
#ifndef _STDLIB_H_
#define _STDLIB_H_
#include <machine/ieeefp.h>
#include "_ansi.h"
#define __need_size_t
#define __need_wchar_t
#define __need_NULL
#include <stddef.h>
#include <sys/reent.h>
#include <sys/cdefs.h>
#include <machine/stdlib.h>
#ifndef __STRICT_ANSI__
#include <alloca.h>
#endif
#ifdef __CYGWIN__
#include <cygwin/stdlib.h>
#endif
#if __GNU_VISIBLE
#include <xlocale.h>
#endif
_BEGIN_STD_C
typedef struct
{
int quot; /* quotient */
int rem; /* remainder */
} div_t;
typedef struct
{
long quot; /* quotient */
long rem; /* remainder */
} ldiv_t;
#if __ISO_C_VISIBLE >= 1999
typedef struct
{
long long int quot; /* quotient */
long long int rem; /* remainder */
} lldiv_t;
#endif
#ifndef __compar_fn_t_defined
#define __compar_fn_t_defined
typedef int (*__compar_fn_t) (const void *, const void *);
#endif
#define EXIT_FAILURE 1
#define EXIT_SUCCESS 0
#define RAND_MAX __RAND_MAX
int __locale_mb_cur_max (void);
#define MB_CUR_MAX __locale_mb_cur_max()
void abort (void) _ATTRIBUTE ((__noreturn__));
int abs (int);
#if __BSD_VISIBLE
__uint32_t arc4random (void);
__uint32_t arc4random_uniform (__uint32_t);
void arc4random_buf (void *, size_t);
#endif
int atexit (void (*__func)(void));
double atof (const char *__nptr);
#if __MISC_VISIBLE
float atoff (const char *__nptr);
#endif
int atoi (const char *__nptr);
int _atoi_r (struct _reent *, const char *__nptr);
long atol (const char *__nptr);
long _atol_r (struct _reent *, const char *__nptr);
void * bsearch (const void *__key,
const void *__base,
size_t __nmemb,
size_t __size,
__compar_fn_t _compar);
void *calloc(size_t, size_t) __malloc_like __result_use_check
__alloc_size2(1, 2) _NOTHROW;
div_t div (int __numer, int __denom);
void exit (int __status) _ATTRIBUTE ((__noreturn__));
void free (void *) _NOTHROW;
char * getenv (const char *__string);
char * _getenv_r (struct _reent *, const char *__string);
char * _findenv (const char *, int *);
char * _findenv_r (struct _reent *, const char *, int *);
#if __POSIX_VISIBLE >= 200809
extern char *suboptarg; /* getsubopt(3) external variable */
int getsubopt (char **, char * const *, char **);
#endif
long labs (long);
ldiv_t ldiv (long __numer, long __denom);
void *malloc(size_t) __malloc_like __result_use_check __alloc_size(1) _NOTHROW;
int mblen (const char *, size_t);
int _mblen_r (struct _reent *, const char *, size_t, _mbstate_t *);
int mbtowc (wchar_t *__restrict, const char *__restrict, size_t);
int _mbtowc_r (struct _reent *, wchar_t *__restrict, const char *__restrict, size_t, _mbstate_t *);
int wctomb (char *, wchar_t);
int _wctomb_r (struct _reent *, char *, wchar_t, _mbstate_t *);
size_t mbstowcs (wchar_t *__restrict, const char *__restrict, size_t);
size_t _mbstowcs_r (struct _reent *, wchar_t *__restrict, const char *__restrict, size_t, _mbstate_t *);
size_t wcstombs (char *__restrict, const wchar_t *__restrict, size_t);
size_t _wcstombs_r (struct _reent *, char *__restrict, const wchar_t *__restrict, size_t, _mbstate_t *);
#ifndef _REENT_ONLY
#if __BSD_VISIBLE || __POSIX_VISIBLE >= 200809
char * mkdtemp (char *);
#endif
#if __GNU_VISIBLE
int mkostemp (char *, int);
int mkostemps (char *, int, int);
#endif
#if __MISC_VISIBLE || __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE >= 4
int mkstemp (char *);
#endif
#if __MISC_VISIBLE
int mkstemps (char *, int);
#endif
#if __BSD_VISIBLE || (__XSI_VISIBLE >= 4 && __POSIX_VISIBLE < 200112)
char * mktemp (char *) _ATTRIBUTE ((__deprecated__("the use of `mktemp' is dangerous; use `mkstemp' instead")));
#endif
#endif /* !_REENT_ONLY */
char * _mkdtemp_r (struct _reent *, char *);
int _mkostemp_r (struct _reent *, char *, int);
int _mkostemps_r (struct _reent *, char *, int, int);
int _mkstemp_r (struct _reent *, char *);
int _mkstemps_r (struct _reent *, char *, int);
char * _mktemp_r (struct _reent *, char *) _ATTRIBUTE ((__deprecated__("the use of `mktemp' is dangerous; use `mkstemp' instead")));
void qsort (void *__base, size_t __nmemb, size_t __size, __compar_fn_t _compar);
int rand (void);
void *realloc(void *, size_t) __result_use_check __alloc_size(2) _NOTHROW;
#if __BSD_VISIBLE
void *reallocarray(void *, size_t, size_t) __result_use_check __alloc_size2(2, 3);
void *reallocf(void *, size_t) __result_use_check __alloc_size(2);
#endif
#if __BSD_VISIBLE || __XSI_VISIBLE >= 4
char * realpath (const char *__restrict path, char *__restrict resolved_path);
#endif
#if __BSD_VISIBLE
int rpmatch (const char *response);
#endif
#if __XSI_VISIBLE
void setkey (const char *__key);
#endif
void srand (unsigned __seed);
double strtod (const char *__restrict __n, char **__restrict __end_PTR);
double _strtod_r (struct _reent *,const char *__restrict __n, char **__restrict __end_PTR);
#if __ISO_C_VISIBLE >= 1999
float strtof (const char *__restrict __n, char **__restrict __end_PTR);
#endif
#if __MISC_VISIBLE
/* the following strtodf interface is deprecated...use strtof instead */
# ifndef strtodf
# define strtodf strtof
# endif
#endif
long strtol (const char *__restrict __n, char **__restrict __end_PTR, int __base);
long _strtol_r (struct _reent *,const char *__restrict __n, char **__restrict __end_PTR, int __base);
unsigned long strtoul (const char *__restrict __n, char **__restrict __end_PTR, int __base);
unsigned long _strtoul_r (struct _reent *,const char *__restrict __n, char **__restrict __end_PTR, int __base);
#if __GNU_VISIBLE
double strtod_l (const char *__restrict, char **__restrict, locale_t);
float strtof_l (const char *__restrict, char **__restrict, locale_t);
#ifdef _HAVE_LONG_DOUBLE
extern long double strtold_l (const char *__restrict, char **__restrict,
locale_t);
#endif /* _HAVE_LONG_DOUBLE */
long strtol_l (const char *__restrict, char **__restrict, int, locale_t);
unsigned long strtoul_l (const char *__restrict, char **__restrict, int,
locale_t __loc);
long long strtoll_l (const char *__restrict, char **__restrict, int, locale_t);
unsigned long long strtoull_l (const char *__restrict, char **__restrict, int,
locale_t __loc);
#endif
int system (const char *__string);
#if __SVID_VISIBLE || __XSI_VISIBLE >= 4
long a64l (const char *__input);
char * l64a (long __input);
char * _l64a_r (struct _reent *,long __input);
#endif
#if __MISC_VISIBLE
int on_exit (void (*__func)(int, void *),void *__arg);
#endif
#if __ISO_C_VISIBLE >= 1999
void _Exit (int __status) _ATTRIBUTE ((__noreturn__));
#endif
#if __SVID_VISIBLE || __XSI_VISIBLE
int putenv (char *__string);
#endif
int _putenv_r (struct _reent *, char *__string);
void * _reallocf_r (struct _reent *, void *, size_t);
#if __BSD_VISIBLE || __POSIX_VISIBLE >= 200112
int setenv (const char *__string, const char *__value, int __overwrite);
#endif
int _setenv_r (struct _reent *, const char *__string, const char *__value, int __overwrite);
#if __XSI_VISIBLE >= 4 && __POSIX_VISIBLE < 200112
char * gcvt (double,int,char *);
char * gcvtf (float,int,char *);
char * fcvt (double,int,int *,int *);
char * fcvtf (float,int,int *,int *);
char * ecvt (double,int,int *,int *);
char * ecvtbuf (double, int, int*, int*, char *);
char * fcvtbuf (double, int, int*, int*, char *);
char * ecvtf (float,int,int *,int *);
#endif
char * __itoa (int, char *, int);
char * __utoa (unsigned, char *, int);
#if __MISC_VISIBLE
char * itoa (int, char *, int);
char * utoa (unsigned, char *, int);
#endif
#if __POSIX_VISIBLE
int rand_r (unsigned *__seed);
#endif
#if __SVID_VISIBLE || __XSI_VISIBLE
double drand48 (void);
double _drand48_r (struct _reent *);
double erand48 (unsigned short [3]);
double _erand48_r (struct _reent *, unsigned short [3]);
long jrand48 (unsigned short [3]);
long _jrand48_r (struct _reent *, unsigned short [3]);
void lcong48 (unsigned short [7]);
void _lcong48_r (struct _reent *, unsigned short [7]);
long lrand48 (void);
long _lrand48_r (struct _reent *);
long mrand48 (void);
long _mrand48_r (struct _reent *);
long nrand48 (unsigned short [3]);
long _nrand48_r (struct _reent *, unsigned short [3]);
unsigned short *
seed48 (unsigned short [3]);
unsigned short *
_seed48_r (struct _reent *, unsigned short [3]);
void srand48 (long);
void _srand48_r (struct _reent *, long);
#endif /* __SVID_VISIBLE || __XSI_VISIBLE */
#if __SVID_VISIBLE || __XSI_VISIBLE >= 4 || __BSD_VISIBLE
char * initstate (unsigned, char *, size_t);
long random (void);
char * setstate (char *);
void srandom (unsigned);
#endif
#if __ISO_C_VISIBLE >= 1999
long long atoll (const char *__nptr);
#endif
long long _atoll_r (struct _reent *, const char *__nptr);
#if __ISO_C_VISIBLE >= 1999
long long llabs (long long);
lldiv_t lldiv (long long __numer, long long __denom);
long long strtoll (const char *__restrict __n, char **__restrict __end_PTR, int __base);
#endif
long long _strtoll_r (struct _reent *, const char *__restrict __n, char **__restrict __end_PTR, int __base);
#if __ISO_C_VISIBLE >= 1999
unsigned long long strtoull (const char *__restrict __n, char **__restrict __end_PTR, int __base);
#endif
unsigned long long _strtoull_r (struct _reent *, const char *__restrict __n, char **__restrict __end_PTR, int __base);
#ifndef __CYGWIN__
#if __MISC_VISIBLE
void cfree (void *);
#endif
#if __BSD_VISIBLE || __POSIX_VISIBLE >= 200112
int unsetenv (const char *__string);
#endif
int _unsetenv_r (struct _reent *, const char *__string);
#endif /* !__CYGWIN__ */
#if __POSIX_VISIBLE >= 200112
int posix_memalign (void **, size_t, size_t) __nonnull((1))
__result_use_check;
#endif
char * _dtoa_r (struct _reent *, double, int, int, int *, int*, char**);
#ifndef __CYGWIN__
void * _malloc_r (struct _reent *, size_t) _NOTHROW;
void * _calloc_r (struct _reent *, size_t, size_t) _NOTHROW;
void _free_r (struct _reent *, void *) _NOTHROW;
void * _realloc_r (struct _reent *, void *, size_t) _NOTHROW;
void _mstats_r (struct _reent *, char *);
#endif
int _system_r (struct _reent *, const char *);
void __eprintf (const char *, const char *, unsigned int, const char *);
/* There are two common qsort_r variants. If you request
_BSD_SOURCE, you get the BSD version; otherwise you get the GNU
version. We want that #undef qsort_r will still let you
invoke the underlying function, but that requires gcc support. */
#if __GNU_VISIBLE
void qsort_r (void *__base, size_t __nmemb, size_t __size, int (*_compar)(const void *, const void *, void *), void *__thunk);
#elif __BSD_VISIBLE
# ifdef __GNUC__
void qsort_r (void *__base, size_t __nmemb, size_t __size, void *__thunk, int (*_compar)(void *, const void *, const void *))
__asm__ (__ASMNAME ("__bsd_qsort_r"));
# else
void __bsd_qsort_r (void *__base, size_t __nmemb, size_t __size, void *__thunk, int (*_compar)(void *, const void *, const void *));
# define qsort_r __bsd_qsort_r
# endif
#endif
/* On platforms where long double equals double. */
#ifdef _HAVE_LONG_DOUBLE
extern long double _strtold_r (struct _reent *, const char *__restrict, char **__restrict);
#if __ISO_C_VISIBLE >= 1999
extern long double strtold (const char *__restrict, char **__restrict);
#endif
#endif /* _HAVE_LONG_DOUBLE */
/*
* If we're in a mode greater than C99, expose C11 functions.
*/
#if __ISO_C_VISIBLE >= 2011
void * aligned_alloc(size_t, size_t) __malloc_like __alloc_align(1)
__alloc_size(2) __result_use_check;
int at_quick_exit(void (*)(void));
_Noreturn void
quick_exit(int);
#endif /* __ISO_C_VISIBLE >= 2011 */
_END_STD_C
#if __SSP_FORTIFY_LEVEL > 0
#include <ssp/stdlib.h>
#endif
#endif /* _STDLIB_H_ */