/* * Copyright (c) 2012-2017 Roberto E. Vargas Caballero * * SPDX-License-Identifier: BSD-3-Clause */ #ifndef _STDLIB_H #define _STDLIB_H #include #ifndef NULL #define NULL ((void *) 0) #endif #define _ATEXIT_MAX 32 #define MB_CUR_MAX 1 #define RAND_MAX 32767 typedef struct { int quot, rem; } div_t; typedef struct { long quot, rem; } ldiv_t; typedef struct { long long quot, rem; } lldiv_t; extern double atof(const char *nptr); extern int atoi(const char *nptr); extern long int atol(const char *nptr); extern long long int atoll(const char *nptr); extern double strtod(const char * restrict nptr, char ** restrict endptr); extern float strtof(const char * restrict nptr, char ** restrict endptr); extern long double strtold(const char * restrict nptr, char ** restrict endptr); extern long int strtol(const char * restrict nptr, char ** restrict endptr, int base); extern long long int strtoll(const char * restrict nptr, char ** restrict endptr, int base); extern unsigned long int strtoul(const char * restrict nptr, char ** restrict endptr, int base); extern unsigned long long int strtoull(const char * restrict nptr, char ** restrict endptr, int base); extern int rand(void); extern void srand(unsigned int seed); extern void *calloc(size_t nmemb, size_t size); extern void free(void *ptr); extern void *malloc(size_t size); extern void *realloc(void *ptr, size_t size); extern void abort(void); extern int atexit(void (*func)(void)); extern void exit(int status); extern void _Exit(int status); extern char *getenv(const char *name); extern int system(const char *string); extern void *bsearch(const void *key, const void *base, size_t nmemb, size_t size, int (*compar)(const void *, const void *)); extern void qsort(void *base, size_t nmemb, size_t size, int (*compar)(const void *, const void *)); extern int abs(int j); extern long int labs(long int j); extern long long int llabs(long long int j); extern div_t div(int numer, int denom); extern ldiv_t ldiv(long int numer, long int denom); extern lldiv_t lldiv(long long int numer, long long int denom); extern int mblen(const char *s, size_t n); extern int mbtowc(wchar_t * restrict pwc, const char * restrict s, size_t n); extern int wctomb(char *s, wchar_t wchar); extern size_t mbstowcs(wchar_t * restrict pwcs, const char * restrict s, size_t n); extern size_t wcstombs(char * restrict s, const wchar_t * restrict pwcs, size_t n); #ifdef __USE_MACROS extern int __abs; extern long __labs; extern long long __llabs; #define abs(x) (__abs = (x), (__abs) < 0 ? -__abs : __abs) #define labs(x) (__labs = (x), (__labs) < 0 ? -__labs : __labs) #define llabs(x) (__llabs = (x), (__llabs) < 0 ? -__llabs : __llabs) #endif #endif