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1005 |
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#ifndef _SYS_UNISTD_H
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#define _SYS_UNISTD_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <_ansi.h>
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#include <sys/types.h>
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#include <sys/_types.h>
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#define __need_size_t
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#define __need_ptrdiff_t
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#include <stddef.h>
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extern char **environ;
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void _EXFUN(_exit, (int __status ) _ATTRIBUTE ((noreturn)));
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int _EXFUN(access,(const char *__path, int __amode ));
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unsigned _EXFUN(alarm, (unsigned __secs ));
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int _EXFUN(chdir, (const char *__path ));
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int _EXFUN(chmod, (const char *__path, mode_t __mode ));
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int _EXFUN(chown, (const char *__path, uid_t __owner, gid_t __group ));
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#if defined(__CYGWIN__) || defined(__rtems__)
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int _EXFUN(chroot, (const char *__path ));
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#endif
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int _EXFUN(close, (int __fildes ));
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char _EXFUN(*ctermid, (char *__s ));
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char _EXFUN(*cuserid, (char *__s ));
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int _EXFUN(dup, (int __fildes ));
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int _EXFUN(dup2, (int __fildes, int __fildes2 ));
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#if defined(__CYGWIN__)
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void _EXFUN(endusershell, (void));
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#endif
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int _EXFUN(execl, (const char *__path, const char *, ... ));
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int _EXFUN(execle, (const char *__path, const char *, ... ));
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int _EXFUN(execlp, (const char *__file, const char *, ... ));
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int _EXFUN(execv, (const char *__path, char * const __argv[] ));
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int _EXFUN(execve, (const char *__path, char * const __argv[], char * const __envp[] ));
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int _EXFUN(execvp, (const char *__file, char * const __argv[] ));
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#if defined(__CYGWIN__) || defined(__rtems__)
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int _EXFUN(fchdir, (int __fildes));
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#endif
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int _EXFUN(fchmod, (int __fildes, mode_t __mode ));
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int _EXFUN(fchown, (int __fildes, uid_t __owner, gid_t __group ));
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pid_t _EXFUN(fork, (void ));
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long _EXFUN(fpathconf, (int __fd, int __name ));
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int _EXFUN(fsync, (int __fd));
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char _EXFUN(*getcwd, (char *__buf, size_t __size ));
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gid_t _EXFUN(getegid, (void ));
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uid_t _EXFUN(geteuid, (void ));
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gid_t _EXFUN(getgid, (void ));
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int _EXFUN(getgroups, (int __gidsetsize, gid_t __grouplist[] ));
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char _EXFUN(*getlogin, (void ));
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#if defined(_POSIX_THREAD_SAFE_FUNCTIONS)
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int _EXFUN(getlogin_r, (char *name, size_t namesize) );
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#endif
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char _EXFUN(*getpass, (__const char *__prompt));
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size_t _EXFUN(getpagesize, (void));
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pid_t _EXFUN(getpgid, (pid_t));
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pid_t _EXFUN(getpgrp, (void ));
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pid_t _EXFUN(getpid, (void ));
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pid_t _EXFUN(getppid, (void ));
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uid_t _EXFUN(getuid, (void ));
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#ifdef __CYGWIN__
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char * _EXFUN(getusershell, (void));
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char _EXFUN(*getwd, (char *__buf ));
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int _EXFUN(iruserok, (unsigned long raddr, int superuser, const char *ruser, const char *luser));
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#endif
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int _EXFUN(isatty, (int __fildes ));
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int _EXFUN(lchown, (const char *__path, uid_t __owner, gid_t __group ));
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int _EXFUN(link, (const char *__path1, const char *__path2 ));
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int _EXFUN(nice, (int __nice_value ));
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off_t _EXFUN(lseek, (int __fildes, off_t __offset, int __whence ));
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long _EXFUN(pathconf, (const char *__path, int __name ));
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int _EXFUN(pause, (void ));
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#ifdef __CYGWIN__
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int _EXFUN(pthread_atfork, (void (*)(void), void (*)(void), void (*)(void)));
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#endif
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int _EXFUN(pipe, (int __fildes[2] ));
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_READ_WRITE_RETURN_TYPE _EXFUN(read, (int __fd, void *__buf, size_t __nbyte ));
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#if defined(__CYGWIN__)
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int _EXFUN(revoke, (char *path));
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#endif
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int _EXFUN(rmdir, (const char *__path ));
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#if defined(__CYGWIN__)
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int _EXFUN(ruserok, (const char *rhost, int superuser, const char *ruser, const char *luser));
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#endif
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#if defined(__rtems__)
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void * _EXFUN(sbrk, (ptrdiff_t __incr));
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#else
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void * _EXFUN(sbrk, (size_t __incr));
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#endif
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#if defined(__CYGWIN__)
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int _EXFUN(setegid, (gid_t __gid ));
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int _EXFUN(seteuid, (uid_t __uid ));
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#endif
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int _EXFUN(setgid, (gid_t __gid ));
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int _EXFUN(setpgid, (pid_t __pid, pid_t __pgid ));
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int _EXFUN(setpgrp, (void ));
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pid_t _EXFUN(setsid, (void ));
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int _EXFUN(setuid, (uid_t __uid ));
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#if defined(__CYGWIN__)
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void _EXFUN(setusershell, (void));
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#endif
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unsigned _EXFUN(sleep, (unsigned int __seconds ));
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void _EXFUN(swab, (const void *, void *, ssize_t));
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long _EXFUN(sysconf, (int __name ));
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pid_t _EXFUN(tcgetpgrp, (int __fildes ));
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int _EXFUN(tcsetpgrp, (int __fildes, pid_t __pgrp_id ));
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char _EXFUN(*ttyname, (int __fildes ));
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int _EXFUN(unlink, (const char *__path ));
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int _EXFUN(vhangup, (void ));
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_READ_WRITE_RETURN_TYPE _EXFUN(write, (int __fd, const void *__buf, size_t __nbyte ));
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#ifndef _POSIX_SOURCE
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pid_t _EXFUN(vfork, (void ));
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#endif /* _POSIX_SOURCE */
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/* Provide prototypes for most of the _<systemcall> names that are
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provided in newlib for some compilers. */
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int _EXFUN(_close, (int __fildes ));
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pid_t _EXFUN(_fork, (void ));
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pid_t _EXFUN(_getpid, (void ));
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int _EXFUN(_link, (const char *__path1, const char *__path2 ));
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off_t _EXFUN(_lseek, (int __fildes, off_t __offset, int __whence ));
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_READ_WRITE_RETURN_TYPE _EXFUN(_read, (int __fd, void *__buf, size_t __nbyte ));
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void * _EXFUN(_sbrk, (size_t __incr));
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int _EXFUN(_unlink, (const char *__path ));
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_READ_WRITE_RETURN_TYPE _EXFUN(_write, (int __fd, const void *__buf, size_t __nbyte ));
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int _EXFUN(_execve, (const char *__path, char * const __argv[], char * const __envp[] ));
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#if defined(__CYGWIN__) || defined(__rtems__)
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int _EXFUN(getdtablesize, (void));
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int _EXFUN(setdtablesize, (int));
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useconds_t _EXFUN(ualarm, (useconds_t __useconds, useconds_t __interval));
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unsigned _EXFUN(usleep, (unsigned int __useconds));
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int _EXFUN(ftruncate, (int __fd, off_t __length));
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int _EXFUN(truncate, (const char *, off_t __length));
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#if !(defined (_WINSOCK_H) || defined (__USE_W32_SOCKETS))
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/* winsock[2].h defines as __stdcall, and with int as 2nd arg */
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int _EXFUN(gethostname, (char *__name, size_t __len));
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#endif
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char * _EXFUN(mktemp, (char *));
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int _EXFUN(sync, (void));
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int _EXFUN(readlink, (const char *__path, char *__buf, int __buflen));
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int _EXFUN(symlink, (const char *__name1, const char *__name2));
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#endif
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#define F_OK 0
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#define R_OK 4
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#define W_OK 2
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#define X_OK 1
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# define SEEK_SET 0
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# define SEEK_CUR 1
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# define SEEK_END 2
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#include <sys/features.h>
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#define STDIN_FILENO 0 /* standard input file descriptor */
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#define STDOUT_FILENO 1 /* standard output file descriptor */
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#define STDERR_FILENO 2 /* standard error file descriptor */
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/*
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* 4.8.1 Get Configurable System Variables, P1003.1b-1993, p. 96
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*
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* NOTE: Table 4-2, Configurable System Variables, p. 96
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*/
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#define _SC_ARG_MAX 0
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#define _SC_CHILD_MAX 1
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#define _SC_CLK_TCK 2
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#define _SC_NGROUPS_MAX 3
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#define _SC_OPEN_MAX 4
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/* no _SC_STREAM_MAX */
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#define _SC_JOB_CONTROL 5
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#define _SC_SAVED_IDS 6
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#define _SC_VERSION 7
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#define _SC_PAGESIZE 8
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/* CYGWIN-specific values .. do not touch */
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#define _SC_NPROCESSORS_CONF 9
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#define _SC_NPROCESSORS_ONLN 10
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#define _SC_PHYS_PAGES 11
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#define _SC_AVPHYS_PAGES 12
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/* end of CYGWIN-specific values */
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#define _SC_MQ_OPEN_MAX 13
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#define _SC_MQ_PRIO_MAX 14
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#define _SC_RTSIG_MAX 15
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#define _SC_SEM_NSEMS_MAX 16
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#define _SC_SEM_VALUE_MAX 17
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#define _SC_SIGQUEUE_MAX 18
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#define _SC_TIMER_MAX 19
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#define _SC_TZNAME_MAX 20
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#define _SC_ASYNCHRONOUS_IO 21
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#define _SC_FSYNC 22
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#define _SC_MAPPED_FILES 23
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#define _SC_MEMLOCK 24
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#define _SC_MEMLOCK_RANGE 25
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#define _SC_MEMORY_PROTECTION 26
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#define _SC_MESSAGE_PASSING 27
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#define _SC_PRIORITIZED_IO 28
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#define _SC_REALTIME_SIGNALS 29
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#define _SC_SEMAPHORES 30
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#define _SC_SHARED_MEMORY_OBJECTS 31
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#define _SC_SYNCHRONIZED_IO 32
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#define _SC_TIMERS 33
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#define _SC_AIO_LISTIO_MAX 34
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#define _SC_AIO_MAX 35
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#define _SC_AIO_PRIO_DELTA_MAX 36
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#define _SC_DELAYTIMER_MAX 37
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/*
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* P1003.1c/D10, p. 52 adds the following.
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*/
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#define _SC_THREAD_KEYS_MAX 38
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#define _SC_THREAD_STACK_MIN 39
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#define _SC_THREAD_THREADS_MAX 40
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#define _SC_TTY_NAME_MAX 41
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#define _SC_THREADS 42
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#define _SC_THREAD_ATTR_STACKADDR 43
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#define _SC_THREAD_ATTR_STACKSIZE 44
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#define _SC_THREAD_PRIORITY_SCHEDULING 45
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#define _SC_THREAD_PRIO_INHERIT 46
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/* _SC_THREAD_PRIO_PROTECT was _SC_THREAD_PRIO_CEILING in early drafts */
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#define _SC_THREAD_PRIO_PROTECT 47
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#define _SC_THREAD_PRIO_CEILING _SC_THREAD_PRIO_PROTECT
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#define _SC_THREAD_PROCESS_SHARED 48
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#define _SC_THREAD_SAFE_FUNCTIONS 49
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#define _SC_GETGR_R_SIZE_MAX 50
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#define _SC_GETPW_R_SIZE_MAX 51
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#define _SC_LOGIN_NAME_MAX 52
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#define _SC_THREAD_DESTRUCTOR_ITERATIONS 53
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# define _PC_LINK_MAX 0
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# define _PC_MAX_CANON 1
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# define _PC_MAX_INPUT 2
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# define _PC_NAME_MAX 3
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# define _PC_PATH_MAX 4
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# define _PC_PIPE_BUF 5
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# define _PC_CHOWN_RESTRICTED 6
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# define _PC_NO_TRUNC 7
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# define _PC_VDISABLE 8
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# define _PC_ASYNC_IO 9
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# define _PC_PRIO_IO 10
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# define _PC_SYNC_IO 11
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#ifdef __CYGWIN__
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/* Ask for POSIX permission bits support. */
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# define _PC_POSIX_PERMISSIONS 90
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/* Ask for full POSIX permission support including uid/gid settings. */
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# define _PC_POSIX_SECURITY 91
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#endif
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/* FIXME: This is temporary until winsup gets sorted out. */
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#ifdef __CYGWIN__
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#define MAXPATHLEN (260 - 1 /* NUL */)
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#else
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# define MAXPATHLEN 1024
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* _SYS_UNISTD_H */
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