/* * $Id: stdlib.h,v 1.17 2006-01-08 12:06:14 obarthel Exp $ * * :ts=4 * * Portable ISO 'C' (1994) runtime library for the Amiga computer * Copyright (c) 2002-2006 by Olaf Barthel * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * - Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * - Neither the name of Olaf Barthel nor the names of contributors * may be used to endorse or promote products derived from this * software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * ***************************************************************************** * * Documentation and source code for this library, and the most recent library * build are available from . * ***************************************************************************** */ #ifndef _STDLIB_H #define _STDLIB_H /****************************************************************************/ #ifndef _STDDEF_H #include #endif /* _STDDEF_H */ /****************************************************************************/ #ifdef __cplusplus extern "C" { #endif /* __cplusplus */ /****************************************************************************/ /* Maximum number of bytes in a multibyte character */ #define MB_CUR_MAX 2 /****************************************************************************/ /* The maximum value that can be returned by the rand() function */ #define RAND_MAX 2147483647 /****************************************************************************/ /* Return values to be passed to exit() */ #define EXIT_FAILURE 20 #define EXIT_SUCCESS 0 /****************************************************************************/ /* Data structures used by the div() and ldiv() functions */ typedef struct { int quot; int rem; } div_t; typedef struct { long quot; long rem; } ldiv_t; /****************************************************************************/ extern int mblen(const char *s, size_t n); extern int mbtowc(wchar_t *pwc, const char *s, size_t n); extern int wctomb(char *s, wchar_t wchar); extern size_t mbstowcs(wchar_t *pwcs, const char *s, size_t n); extern size_t wcstombs(char *s, const wchar_t *pwcs, size_t n); /****************************************************************************/ extern void *malloc(size_t size); extern void *calloc(size_t num_elements,size_t element_size); extern void free(void *ptr); extern void *realloc(void *ptr,size_t size); #ifdef __MEM_DEBUG extern void *__malloc(size_t size,const char *file,int line); extern void *__calloc(size_t num_elements,size_t element_size,const char *file,int line); extern void __free(void *ptr,const char *file,int line); extern void *__realloc(void *ptr,size_t size,const char *file,int line); #define malloc(size) __malloc((size),__FILE__,__LINE__) #define calloc(num_elements,element_size) __calloc((num_elements),(element_size),__FILE__,__LINE__) #define free(ptr) __free((ptr),__FILE__,__LINE__) #define realloc(ptr,size) __realloc((ptr),(size),__FILE__,__LINE__) #endif /* __MEM_DEBUG */ /****************************************************************************/ extern int abs(int x); extern long labs(long x); extern div_t div(int n,int d); extern ldiv_t ldiv(long n,long d); /****************************************************************************/ extern int rand(void); extern void srand(unsigned seed); /****************************************************************************/ extern int system(const char *command); /****************************************************************************/ extern void exit(int status); extern void abort(void); /****************************************************************************/ extern int atexit(void (*)(void)); /****************************************************************************/ extern char * getenv(const char *name); /****************************************************************************/ extern void * bsearch(const void *key, const void *base, size_t count, size_t size, int (*compare)(const void * key,const void * value)); extern void qsort(void *base,size_t count,size_t size, int (*compare)(const void * element1,const void * element2)); /****************************************************************************/ extern double strtod(const char *str, char ** ptr); extern long strtol(const char *str, char **ptr, int base); extern unsigned long strtoul(const char *str, char **ptr, int base); /****************************************************************************/ extern double atof(const char *str); extern int atoi(const char *str); extern long atol(const char *str); /****************************************************************************/ /* The following is not part of the ISO 'C' (1994) standard. */ /****************************************************************************/ extern int rand_r(unsigned int * seed); /****************************************************************************/ /* * You can request to use the alloca() variant that actually does allocate * memory from the system rather than the current stack frame, which will * ease stack requirements but may not release allocate memory immediately. * In order to do so, add #define __USE_CLIB2_ALLOCA to your program, or * -D__USE_CLIB2_ALLOCA to your build makefile. For GCC you will also have * to compile your program with the -fno-builtin switch to override the * built-in alloca() function. */ #if defined(alloca) #undef alloca #endif /* alloca */ #if defined(__GNUC__) && !defined(__USE_CLIB2_ALLOCA) #define alloca(size) __builtin_alloca(size) #else extern void * alloca(size_t size); #ifdef __MEM_DEBUG extern void * __alloca(size_t size,const char *file,int line); #define alloca(size) __alloca((size),__FILE__,__LINE__) #else /* This is necessary because some applications key off the fact that alloca is a symbol defined by the preprocessor. */ #define alloca alloca #endif /* __MEM_DEBUG */ #endif /* __GNUC__ */ /****************************************************************************/ extern int setenv(const char *name, const char *value, int overwrite); extern int putenv(const char *string); extern void unsetenv(const char *name); extern char * mktemp(char * name_template); extern int mkstemp(char *name_template); extern char * mkdtemp(char *name_template); /****************************************************************************/ /* The following is not part of the ISO 'C' (1994) standard, but it should be part of ISO/IEC 9899:1999, also known as "C99". */ /****************************************************************************/ #if defined(__GNUC__) || (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)) /****************************************************************************/ extern long long strtoll(const char *str, char **ptr, int base); extern unsigned long long strtoull(const char *str, char **ptr, int base); extern long long atoll(const char *str); /****************************************************************************/ typedef struct { long long quot; long long rem; } lldiv_t; /****************************************************************************/ extern long long llabs(long long x); extern lldiv_t lldiv(long long n,long long d); /****************************************************************************/ #endif /* __GNUC__ || (__STDC_VERSION__ && __STDC_VERSION__ >= 199901L) */ /****************************************************************************/ extern float strtof(const char *str, char ** ptr); /****************************************************************************/ extern void _Exit(int status); /****************************************************************************/ #ifdef __cplusplus } #endif /* __cplusplus */ /****************************************************************************/ #endif /* _STDLIB_H */