haiku/headers/private/kernel/unistd.h

67 lines
1.2 KiB
C
Executable File

/*
** Copyright 2001, Travis Geiselbrecht. All rights reserved.
** Copyright 2002, Manuel J. Petit. All rights reserved.
** Distributed under the terms of the NewOS License.
*/
/**
* @file unistd.h
* @brief Miscellaneous macro's and functions
*/
#ifndef _UNISTD_H
#define _UNISTD_H
/**
* @defgroup Unistd unistd.h
* @brief Miscellaneous macro's and functions
* @ingroup OpenBeOS_POSIX
* @{
*/
#include <ktypes.h>
#ifdef __cplusplus
extern "C" {
#endif
int close(int);
int dup(int);
int dup2(int, int);
ssize_t read(int, void *, size_t);
ssize_t write(int, const void *, size_t);
int getopt(int, char * const *, const char *);
extern char *optarg; /* getopt(3) external variables */
extern int opterr;
extern int optind;
extern int optopt;
extern int optreset;
extern char **environ;
off_t lseek(int, off_t, int);
ssize_t read(int, void *, size_t);
ssize_t pread(int, void *, size_t, off_t);
ssize_t write(int, void const*, size_t);
ssize_t pwrite(int, void const*, size_t, off_t);
unsigned sleep(unsigned);
int usleep(unsigned);
int getdtablesize(void);
#define STDIN_FILENO 0
#define STDOUT_FILENO 1
#define STDERR_FILENO 2
/** @} */
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif