ciabatta/inc/stdlib.h

118 lines
3.6 KiB
C

#pragma once
// Defines NULL
#include <stddef.h>
#if !defined(__STDC_LIB_EXT1__)
#define __STDC_LIB_EXT1__
#endif
#ifdef __STDC_WANT_SECURE_LIB__
#if !defined(__STDC_WANT_LIB_EXT1__)
#define __STDC_WANT_LIB_EXT1__ 1
#endif
#endif
#define EXIT_SUCCESS 0
#define EXIT_FAILURE 1
typedef struct div_t {
int quot;
int rem;
} div_t;
typedef struct ldiv_t {
long quot;
long rem;
} ldiv_t;
typedef struct lldiv_t {
long long quot;
long long rem;
} lldiv_t;
#define EXIT_FAILURE 1
#define EXIT_SUCCESS 0
#define RAND_MAX 65536
#define MB_CUR_MAX 4
// Microsoft extension, COUNTOF(x) counts array elements
#ifndef COUNTOF
#define COUNTOF(...) (sizeof(__VA_ARGS__) / sizeof((__VA_ARGS__)[0]))
#endif
// Some number stuff
int abs (int i);
long labs (long i);
long long llabs(long long i);
div_t div (int numer, int denom);
ldiv_t ldiv (long numer, long denom);
lldiv_t lldiv(long long numer, long long denom);
// String conversion routines
double atof (const char *nptr);
int atoi (const char *nptr);
long atol (const char *nptr);
long long atoll (const char *nptr);
double strtod (const char *restrict nptr, char **restrict endptr);
float strtof (const char *restrict nptr, char **restrict endptr);
long double strtold (const char *restrict nptr, char **restrict endptr);
long strtol (const char *restrict nptr, char **restrict endptr, int base);
long long strtoll (const char *restrict nptr, char **restrict endptr, int base);
unsigned long strtoul (const char *restrict nptr, char **restrict endptr, int base);
unsigned long long strtoull(const char *restrict nptr, char **restrict endptr, int base);
char *itoa(int value, char *str, int base);
// PRNG
int rand (void);
void srand(unsigned int seed);
// Memory management functions
void *malloc (size_t size);
void *calloc (size_t nmemb, size_t size);
void *aligned_alloc(size_t align, size_t size);
void *realloc (void *ptr, size_t size);
void free (void *ptr);
// Communication with environment
_Noreturn void abort (void);
_Noreturn void quick_exit (int status);
_Noreturn void _Exit (int status);
_Noreturn void exit (int status);
int atexit (void (*func)(void));
int at_quick_exit(void (*func)(void));
char *getenv (const char *name);
int system (const char *string);
const void *bsearch(
const void *key,
const void *base,
size_t nmemb,
size_t size,
int (*compar)(const void *, const void *)
);
void qsort(
void *base,
size_t nmemb,
size_t size,
int (*compar)(const void *, const void *)
);
// Multibyte strings
int mblen (const char *s, size_t n);
int mbtowc (wchar_t *restrict pwc, const char *restrict s, size_t n);
size_t mbstowcs(wchar_t *restrict pwcs, const char *restrict s, size_t n);
int wctomb (char *s, wchar_t wchar);
size_t wcstombs(char *restrict s, const wchar_t *restrict pwcs, size_t n);
// #ifdef __STDC_WANT_LIB_EXT1__
// typedef void (*constraint_handler_t)(const char * restrict msg, void * restrict ptr, errno_t error);
// constraint_handler_t set_constraint_handler_s(constraint_handler_t handler);
// void abort_handler_s(const char * restrict msg, void * restrict ptr, errno_t error);
// void ignore_handler_s(const char * restrict msg, void * restrict ptr, errno_t error);
// errno_t getenv_s(size_t * restrict len, char * restrict value, rsize_t maxsize, const char * restrict name);
// #endif