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#ifndef __ALT_SYS_WRAPPERS_H__

#define __ALT_SYS_WRAPPERS_H__

/******************************************************************************

*                                                                             *

* License Agreement                                                           *

*                                                                             *

* Copyright (c) 2003 Altera Corporation, San Jose, California, USA.           *

* All rights reserved.                                                        *

*                                                                             *

* Permission is hereby granted, free of charge, to any person obtaining a     *

* copy of this software and associated documentation files (the "Software"),  *

* to deal in the Software without restriction, including without limitation   *

* the rights to use, copy, modify, merge, publish, distribute, sublicense,    *

* and/or sell copies of the Software, and to permit persons to whom the       *

* Software is furnished to do so, subject to the following conditions:        *

*                                                                             *

* The above copyright notice and this permission notice shall be included in  *

* all copies or substantial portions of the Software.                         *

*                                                                             *

* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR  *

* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,    *

* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE *

* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER      *

* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING     *

* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER         *

* DEALINGS IN THE SOFTWARE.                                                   *

*                                                                             *

* This agreement shall be governed in all respects by the laws of the State   *

* of California and by the laws of the United States of America.              *

*                                                                             *

******************************************************************************/

/*

 * This file provides the prototypes for the HAL 'UNIX style functions. The

 * names of these functions are defined in alt_syscall.h. THese are defined to

 * be the standard names when running the standalone HAL, e.g. open(), close()

 * etc., but the names may be redefined as a part of an operating system port

 * in order to avoid name clashes.

 */

#include "os/alt_syscall.h"

#include <unistd.h>

#include <sys/times.h>

#include <sys/types.h>

#include <sys/stat.h>

#include <sys/time.h>

#include <sys/times.h>

extern int     ALT_CLOSE (int __fd);

extern int     ALT_EXECVE (const char *__path,

                           char * const __argv[],

                           char * const __envp[]);

extern void    ALT_EXIT (int __status);

extern int     ALT_FSTAT (int file, struct stat *st);

extern int     ALT_FCNTL (int file, int cmd, ...);

extern pid_t   ALT_FORK (void);

extern pid_t   ALT_GETPID (void);

#if defined (__GNUC__) && __GNUC__ >= 4

extern int     ALT_GETTIMEOFDAY (struct timeval  *ptimeval,

                                 void *ptimezone);

#else

extern int     ALT_GETTIMEOFDAY (struct timeval  *ptimeval,

                                 struct timezone *ptimezone);

#endif

extern int     ALT_IOCTL (int file, int req, void* arg);

extern int     ALT_ISATTY (int file);

extern int     ALT_KILL (int pid, int sig);

extern int     ALT_LINK (const char *existing, const char *new);

extern off_t   ALT_LSEEK (int file, off_t ptr, int dir);

extern int     ALT_OPEN (const char* file, int flags, ...);

extern int     ALT_READ (int file, void *ptr, size_t len);

extern int     ALT_RENAME (char *existing, char *new);

extern void*   ALT_SBRK (ptrdiff_t incr);

extern int     ALT_SETTIMEOFDAY (const struct timeval  *t,

                                 const struct timezone *tz);

extern int     ALT_STAT (const char *file, struct stat *st);

extern clock_t ALT_TIMES (struct tms *buf);

extern int     ALT_UNLINK (const char *name);

#if defined (__GNUC__) && __GNUC__ >= 4

int ALT_USLEEP (useconds_t us);

#else

unsigned int   ALT_USLEEP (unsigned int us);

#endif

extern int     ALT_WAIT (int *status);

extern int     ALT_WRITE (int file, const void *ptr, size_t len);

extern char** ALT_ENVIRON;

/*

 *

 */

#endif /* __ALT_SYS_WRAPPERS_H__ */