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/*-------------------------------------------------------------------------
stdlib.h - General utilities (ISO C 11 7.22)
Copyright (C) 1998, Sandeep Dutta . sandeep.dutta@usa.net
Copyright (c) 2016, Philipp Klaus Krause, pkk@spth.de
Modifications for PIC14 by
Copyright (C) 2019 Gonzalo Pérez de Olaguer Córdoba <salo@gpoc.es>
This library is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 2, or (at your option) any
later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this library; see the file COPYING. If not, write to the
Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301, USA.
As a special exception, if you link this library with other files,
some of which are compiled with SDCC, to produce an executable,
this library does not by itself cause the resulting executable to
be covered by the GNU General Public License. This exception does
not however invalidate any other reasons why the executable file
might be covered by the GNU General Public License.
-------------------------------------------------------------------------*/
#ifndef __SDCC_STDLIB_H
#define __SDCC_STDLIB_H 1
#if !defined(__SDCC_mcs51) && !defined(__SDCC_ds390) && !defined(__SDCC_ds400) && !defined(__SDCC_hc08) && !defined(__SDCC_s08) && !defined(__SDCC_pic16) && !defined(__SDCC_pdk13) && !defined(__SDCC_pdk14) && !defined(__SDCC_pdk15)
#define __reentrant
#endif
#ifndef __SIZE_T_DEFINED
#define __SIZE_T_DEFINED
typedef unsigned int size_t;
#endif
#ifndef __WCHAR_T_DEFINED
#define __WCHAR_T_DEFINED
typedef unsigned long int wchar_t;
#endif
#ifndef NULL
#define NULL (void *)0
#endif
#define RAND_MAX 32767
#define MB_CUR_MAX 4
/* Numeric conversion functions (ISO C11 7.22.1) */
extern float atof (const char *nptr);
extern int atoi (const char *nptr);
extern long int atol (const char *nptr);
#ifdef __SDCC_LONGLONG
extern long long int atoll (const char *nptr);
#endif
extern long int strtol(const char *nptr, char **endptr, int base);
extern unsigned long int strtoul(const char *nptr, char **endptr, int base);
/* SDCC extensions */
extern void _uitoa(unsigned int, char*, unsigned char);
extern void _itoa(int, char*, unsigned char);
extern void _ultoa(unsigned long, char*, unsigned char);
extern void _ltoa(long, char*, unsigned char);
#if defined(__SDCC_pic14)
/* -------------------------------------------------------------------------
* Non-standard C-like format specification for _ftoa, to be combined
* with the precision value:
*
* F format: [-]ddd.ddd rounded to 'prec' fractional digits (prec >= 0)
* E format: [-]d.ddde+-dd rounded to 'prec' fractional digits (prec >= 0)
* G format: use format E if exp < -4 or exp >= prec; format F otherwise
* -------------------------------------------------------------------------*/
#define PREC_F 0x20 /* F format */
#define PREC_E 0x40 /* E format */
#define PREC_G 0x00 /* G format */
#define PREC_P 0x1f /* precision value (0..31) */
#define PREC_D 0x06 /* default precision when none specified */
#define PREC(f,p) ((f)|(p)) /* Combine format and precision */
extern void _ftoa(float, char*, unsigned char);
#endif /* __SDCC_pic14 */
/* Pseudo-random sequence generation functions (ISO C11 7.22.2) */
int rand(void);
void srand(unsigned int seed);
/* Memory management functions (ISO C11 7.22.3) */
#if defined(__SDCC_pic14)
#define calloc(nmemb,size) _calloc((size_t)(nmemb) * (size_t)(size))
void __data *_calloc (size_t size);
void __data *malloc (size_t size);
void __data *realloc (void __data *ptr, size_t size);
#if __STDC_VERSION__ >= 201112L
#if 0 // Won't compile on pic14 TODO: Fix this!
inline void *aligned_alloc(size_t alignment, size_t size)
{
(void)alignment;
return malloc(size);
}
#endif
#endif
void free (void __data * ptr);
size_t memfree (void);
size_t memfreemax (void);
#else /* __SDCC_pic14 */
#if defined(__SDCC_mcs51) || defined(__SDCC_ds390) || defined(__SDCC_ds400)
void __xdata *calloc (size_t nmemb, size_t size);
void __xdata *malloc (size_t size);
void __xdata *realloc (void *ptr, size_t size);
#else
void *calloc (size_t nmemb, size_t size);
void *malloc (size_t size);
void *realloc (void *ptr, size_t size);
#endif
#if __STDC_VERSION__ >= 201112L
inline void *aligned_alloc(size_t alignment, size_t size)
{
(void)alignment;
return malloc(size);
}
#endif
extern void free (void * ptr);
#endif /* __SDCC_pic14 */
/* Searching and sorting utilities (ISO C11 7.22.5) */
extern void *bsearch(const void *key, const void *base, size_t nmemb, size_t size, int (*compar)(const void *, const void *) __reentrant);
extern void qsort(void *base, size_t nmemb, size_t size, int (*compar)(const void *, const void *) __reentrant);
/* Integer arithmetic functions (ISO C11 7.22.6) */
#if defined(__SDCC_z80) || defined(__SDCC_z180) || defined(__SDCC_r2k) || defined(__SDCC_r3ka) || defined(__SDCC_tlcs90) || defined (__SDCC_ez80_z80)
int abs(int j) __preserves_regs(b, c, iyl, iyh);
#else
int abs(int j);
#endif
long int labs(long int j);
/* C99 Multibyte/wide character conversion functions (ISO C11 7.22.7) */
#if __STDC_VERSION__ >= 199901L
int mblen(const char *s, size_t n);
int mbtowc(wchar_t *restrict pwc, const char *restrict s, size_t n);
int wctomb(char *s, wchar_t wc);
#endif
/* C99 Multibyte/wide string conversion functions (ISO C 11 7.22.8) */
#if __STDC_VERSION__ >= 199901L
size_t mbstowcs(wchar_t *restrict pwcs, const char *restrict s, size_t n);
size_t wcstombs(char *restrict s, const wchar_t *restrict pwcs, size_t n);
#endif
/* Bounds-checking interfaces from annex K of the C11 standard. */
#if defined (__STDC_WANT_LIB_EXT1__) && __STDC_WANT_LIB_EXT1__
#ifndef __RSIZE_T_DEFINED
#define __RSIZE_T_DEFINED
typedef size_t rsize_t;
#endif
#ifndef __ERRNO_T_DEFINED
#define __ERRNO_T_DEFINED
typedef int errno_t;
#endif
typedef void (*constraint_handler_t)(const char *restrict msg, void *restrict ptr, errno_t error);
#endif
#endif
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