#ifndef _SYS_UNISTD_H #define _SYS_UNISTD_H #ifdef __cplusplus extern "C" { #endif #include <_ansi.h> #include #include #define __need_size_t #define __need_ptrdiff_t #include extern char **environ; void _EXFUN(_exit, (int __status ) _ATTRIBUTE ((noreturn))); int _EXFUN(access,(const char *__path, int __amode )); unsigned _EXFUN(alarm, (unsigned __secs )); int _EXFUN(chdir, (const char *__path )); int _EXFUN(chmod, (const char *__path, mode_t __mode )); #if !defined(__INSIDE_CYGWIN__) int _EXFUN(chown, (const char *__path, uid_t __owner, gid_t __group )); #endif #if defined(__CYGWIN__) || defined(__rtems__) int _EXFUN(chroot, (const char *__path )); #endif int _EXFUN(close, (int __fildes )); char _EXFUN(*ctermid, (char *__s )); char _EXFUN(*cuserid, (char *__s )); int _EXFUN(dup, (int __fildes )); int _EXFUN(dup2, (int __fildes, int __fildes2 )); #if defined(__CYGWIN__) void _EXFUN(endusershell, (void)); #endif int _EXFUN(execl, (const char *__path, const char *, ... )); int _EXFUN(execle, (const char *__path, const char *, ... )); int _EXFUN(execlp, (const char *__file, const char *, ... )); int _EXFUN(execv, (const char *__path, char * const __argv[] )); int _EXFUN(execve, (const char *__path, char * const __argv[], char * const __envp[] )); int _EXFUN(execvp, (const char *__file, char * const __argv[] )); #if defined(__CYGWIN__) || defined(__rtems__) int _EXFUN(fchdir, (int __fildes)); #endif int _EXFUN(fchmod, (int __fildes, mode_t __mode )); #if !defined(__INSIDE_CYGWIN__) int _EXFUN(fchown, (int __fildes, uid_t __owner, gid_t __group )); #endif pid_t _EXFUN(fork, (void )); long _EXFUN(fpathconf, (int __fd, int __name )); int _EXFUN(fsync, (int __fd)); char _EXFUN(*getcwd, (char *__buf, size_t __size )); #if defined(__CYGWIN__) int _EXFUN(getdomainname ,(char *__name, size_t __len)); #endif #if !defined(__INSIDE_CYGWIN__) gid_t _EXFUN(getegid, (void )); uid_t _EXFUN(geteuid, (void )); gid_t _EXFUN(getgid, (void )); #endif int _EXFUN(getgroups, (int __gidsetsize, gid_t __grouplist[] )); #if defined(__CYGWIN__) long _EXFUN(gethostid, (void)); #endif char _EXFUN(*getlogin, (void )); #if defined(_POSIX_THREAD_SAFE_FUNCTIONS) int _EXFUN(getlogin_r, (char *name, size_t namesize) ); #endif char _EXFUN(*getpass, (__const char *__prompt)); size_t _EXFUN(getpagesize, (void)); pid_t _EXFUN(getpgid, (pid_t)); pid_t _EXFUN(getpgrp, (void )); pid_t _EXFUN(getpid, (void )); pid_t _EXFUN(getppid, (void )); #ifdef __CYGWIN__ pid_t _EXFUN(getsid, (pid_t)); #endif #if !defined(__INSIDE_CYGWIN__) uid_t _EXFUN(getuid, (void )); #endif #ifdef __CYGWIN__ char * _EXFUN(getusershell, (void)); char _EXFUN(*getwd, (char *__buf )); int _EXFUN(iruserok, (unsigned long raddr, int superuser, const char *ruser, const char *luser)); #endif int _EXFUN(isatty, (int __fildes )); #if !defined(__INSIDE_CYGWIN__) int _EXFUN(lchown, (const char *__path, uid_t __owner, gid_t __group )); #endif int _EXFUN(link, (const char *__path1, const char *__path2 )); int _EXFUN(nice, (int __nice_value )); #if !defined(__INSIDE_CYGWIN__) off_t _EXFUN(lseek, (int __fildes, off_t __offset, int __whence )); #endif long _EXFUN(pathconf, (const char *__path, int __name )); int _EXFUN(pause, (void )); #ifdef __CYGWIN__ int _EXFUN(pthread_atfork, (void (*)(void), void (*)(void), void (*)(void))); #endif int _EXFUN(pipe, (int __fildes[2] )); ssize_t _EXFUN(pread, (int __fd, void *__buf, size_t __nbytes, off_t __offset)); ssize_t _EXFUN(pwrite, (int __fd, const void *__buf, size_t __nbytes, off_t __offset)); _READ_WRITE_RETURN_TYPE _EXFUN(read, (int __fd, void *__buf, size_t __nbyte )); #if defined(__CYGWIN__) int _EXFUN(rresvport, (int *__alport)); int _EXFUN(revoke, (char *__path)); #endif int _EXFUN(rmdir, (const char *__path )); #if defined(__CYGWIN__) int _EXFUN(ruserok, (const char *rhost, int superuser, const char *ruser, const char *luser)); #endif void * _EXFUN(sbrk, (ptrdiff_t __incr)); #if !defined(__INSIDE_CYGWIN__) #if defined(__CYGWIN__) int _EXFUN(setegid, (gid_t __gid )); int _EXFUN(seteuid, (uid_t __uid )); #endif int _EXFUN(setgid, (gid_t __gid )); #endif #if defined(__CYGWIN__) int _EXFUN(setgroups, (int ngroups, const gid_t *grouplist )); #endif int _EXFUN(setpgid, (pid_t __pid, pid_t __pgid )); int _EXFUN(setpgrp, (void )); #if defined(__CYGWIN__) && !defined(__INSIDE_CYGWIN__) int _EXFUN(setregid, (gid_t __rgid, gid_t __egid)); int _EXFUN(setreuid, (uid_t __ruid, uid_t __euid)); #endif pid_t _EXFUN(setsid, (void )); #if !defined(__INSIDE_CYGWIN__) int _EXFUN(setuid, (uid_t __uid )); #endif #if defined(__CYGWIN__) void _EXFUN(setusershell, (void)); #endif unsigned _EXFUN(sleep, (unsigned int __seconds )); void _EXFUN(swab, (const void *, void *, ssize_t)); long _EXFUN(sysconf, (int __name )); pid_t _EXFUN(tcgetpgrp, (int __fildes )); int _EXFUN(tcsetpgrp, (int __fildes, pid_t __pgrp_id )); char _EXFUN(*ttyname, (int __fildes )); int _EXFUN(unlink, (const char *__path )); int _EXFUN(vhangup, (void )); _READ_WRITE_RETURN_TYPE _EXFUN(write, (int __fd, const void *__buf, size_t __nbyte )); #ifdef __CYGWIN__ # define __UNISTD_GETOPT__ # include # undef __UNISTD_GETOPT__ #else extern char *optarg; /* getopt(3) external variables */ extern int optind, opterr, optopt; int getopt(int, char * const [], const char *); extern int optreset; /* getopt(3) external variable */ #endif #ifndef _POSIX_SOURCE pid_t _EXFUN(vfork, (void )); extern char *suboptarg; /* getsubopt(3) external variable */ int getsubopt(char **, char * const *, char **); #endif /* _POSIX_SOURCE */ /* Provide prototypes for most of the _ names that are provided in newlib for some compilers. */ int _EXFUN(_close, (int __fildes )); pid_t _EXFUN(_fork, (void )); pid_t _EXFUN(_getpid, (void )); int _EXFUN(_link, (const char *__path1, const char *__path2 )); _off_t _EXFUN(_lseek, (int __fildes, _off_t __offset, int __whence )); _READ_WRITE_RETURN_TYPE _EXFUN(_read, (int __fd, void *__buf, size_t __nbyte )); void * _EXFUN(_sbrk, (ptrdiff_t __incr)); int _EXFUN(_unlink, (const char *__path )); _READ_WRITE_RETURN_TYPE _EXFUN(_write, (int __fd, const void *__buf, size_t __nbyte )); int _EXFUN(_execve, (const char *__path, char * const __argv[], char * const __envp[] )); #if defined(__CYGWIN__) || defined(__rtems__) || defined(__sh__) #if !defined(__INSIDE_CYGWIN__) int _EXFUN(ftruncate, (int __fd, off_t __length)); int _EXFUN(truncate, (const char *, off_t __length)); #endif #endif #if defined(__CYGWIN__) || defined(__rtems__) int _EXFUN(getdtablesize, (void)); int _EXFUN(setdtablesize, (int)); useconds_t _EXFUN(ualarm, (useconds_t __useconds, useconds_t __interval)); unsigned _EXFUN(usleep, (unsigned int __useconds)); #if !(defined (_WINSOCK_H) || defined (__USE_W32_SOCKETS)) /* winsock[2].h defines as __stdcall, and with int as 2nd arg */ int _EXFUN(gethostname, (char *__name, size_t __len)); #endif char * _EXFUN(mktemp, (char *)); int _EXFUN(sync, (void)); int _EXFUN(readlink, (const char *__path, char *__buf, int __buflen)); int _EXFUN(symlink, (const char *__name1, const char *__name2)); #endif #define F_OK 0 #define R_OK 4 #define W_OK 2 #define X_OK 1 # define SEEK_SET 0 # define SEEK_CUR 1 # define SEEK_END 2 #include #define STDIN_FILENO 0 /* standard input file descriptor */ #define STDOUT_FILENO 1 /* standard output file descriptor */ #define STDERR_FILENO 2 /* standard error file descriptor */ /* * 4.8.1 Get Configurable System Variables, P1003.1b-1993, p. 96 * * NOTE: Table 4-2, Configurable System Variables, p. 96 */ #define _SC_ARG_MAX 0 #define _SC_CHILD_MAX 1 #define _SC_CLK_TCK 2 #define _SC_NGROUPS_MAX 3 #define _SC_OPEN_MAX 4 /* no _SC_STREAM_MAX */ #define _SC_JOB_CONTROL 5 #define _SC_SAVED_IDS 6 #define _SC_VERSION 7 #define _SC_PAGESIZE 8 /* CYGWIN-specific values .. do not touch */ #define _SC_NPROCESSORS_CONF 9 #define _SC_NPROCESSORS_ONLN 10 #define _SC_PHYS_PAGES 11 #define _SC_AVPHYS_PAGES 12 /* end of CYGWIN-specific values */ #define _SC_MQ_OPEN_MAX 13 #define _SC_MQ_PRIO_MAX 14 #define _SC_RTSIG_MAX 15 #define _SC_SEM_NSEMS_MAX 16 #define _SC_SEM_VALUE_MAX 17 #define _SC_SIGQUEUE_MAX 18 #define _SC_TIMER_MAX 19 #define _SC_TZNAME_MAX 20 #define _SC_ASYNCHRONOUS_IO 21 #define _SC_FSYNC 22 #define _SC_MAPPED_FILES 23 #define _SC_MEMLOCK 24 #define _SC_MEMLOCK_RANGE 25 #define _SC_MEMORY_PROTECTION 26 #define _SC_MESSAGE_PASSING 27 #define _SC_PRIORITIZED_IO 28 #define _SC_REALTIME_SIGNALS 29 #define _SC_SEMAPHORES 30 #define _SC_SHARED_MEMORY_OBJECTS 31 #define _SC_SYNCHRONIZED_IO 32 #define _SC_TIMERS 33 #define _SC_AIO_LISTIO_MAX 34 #define _SC_AIO_MAX 35 #define _SC_AIO_PRIO_DELTA_MAX 36 #define _SC_DELAYTIMER_MAX 37 /* * P1003.1c/D10, p. 52 adds the following. */ #define _SC_THREAD_KEYS_MAX 38 #define _SC_THREAD_STACK_MIN 39 #define _SC_THREAD_THREADS_MAX 40 #define _SC_TTY_NAME_MAX 41 #define _SC_THREADS 42 #define _SC_THREAD_ATTR_STACKADDR 43 #define _SC_THREAD_ATTR_STACKSIZE 44 #define _SC_THREAD_PRIORITY_SCHEDULING 45 #define _SC_THREAD_PRIO_INHERIT 46 /* _SC_THREAD_PRIO_PROTECT was _SC_THREAD_PRIO_CEILING in early drafts */ #define _SC_THREAD_PRIO_PROTECT 47 #define _SC_THREAD_PRIO_CEILING _SC_THREAD_PRIO_PROTECT #define _SC_THREAD_PROCESS_SHARED 48 #define _SC_THREAD_SAFE_FUNCTIONS 49 #define _SC_GETGR_R_SIZE_MAX 50 #define _SC_GETPW_R_SIZE_MAX 51 #define _SC_LOGIN_NAME_MAX 52 #define _SC_THREAD_DESTRUCTOR_ITERATIONS 53 #if !defined(__CYGWIN__) && !defined(__rtems__) #define _SC_STREAM_MAX 100 #define _SC_PRIORITY_SCHEDULING 101 #endif # define _PC_LINK_MAX 0 # define _PC_MAX_CANON 1 # define _PC_MAX_INPUT 2 # define _PC_NAME_MAX 3 # define _PC_PATH_MAX 4 # define _PC_PIPE_BUF 5 # define _PC_CHOWN_RESTRICTED 6 # define _PC_NO_TRUNC 7 # define _PC_VDISABLE 8 # define _PC_ASYNC_IO 9 # define _PC_PRIO_IO 10 # define _PC_SYNC_IO 11 #ifdef __CYGWIN__ /* Ask for POSIX permission bits support. */ # define _PC_POSIX_PERMISSIONS 90 /* Ask for full POSIX permission support including uid/gid settings. */ # define _PC_POSIX_SECURITY 91 #endif /* FIXME: This is temporary until winsup gets sorted out. */ #ifdef __CYGWIN__ #define MAXPATHLEN (260 - 1 /* NUL */) #else # define MAXPATHLEN 1024 #endif #ifdef __cplusplus } #endif #endif /* _SYS_UNISTD_H */