120 lines
4.4 KiB
Modula-2
120 lines
4.4 KiB
Modula-2
(*$Foreign language module *)
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DEFINITION MODULE Unix;
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(*
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Module: interface to some Unix systemcalls
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Author: Ceriel J.H. Jacobs
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Version: $Id$
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*)
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FROM SYSTEM IMPORT WORD, ADDRESS;
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(* Type needed for Signal *)
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TYPE SignalPrc = PROCEDURE(INTEGER);
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CONST
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SIGDFL = SignalPrc(NIL);
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SIGIGN = SignalPrc(NIL+1);
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ILLBREAK = ADDRESS(NIL-1);
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VAR errno: INTEGER;
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(* Possible values of errno: *)
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CONST
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EPERM = 1; (* Not owner *)
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ENOENT = 2; (* No such file or directory *)
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ESRCH = 3; (* No such process *)
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EINTR = 4; (* Interrupted system call *)
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EIO = 5; (* I/O error *)
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ENXIO = 6; (* No such device or address *)
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E2BIG = 7; (* Arg list too long *)
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ENOEXEC = 8; (* Exec format error *)
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EBADF = 9; (* Bad file number *)
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ECHILD = 10; (* No child processes *)
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EAGAIN = 11; (* No more processes *)
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ENOMEM = 12; (* Not enough space *)
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EACCES = 13; (* Permission denied *)
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EFAULT = 14; (* Bad address *)
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ENOTBLK = 15; (* Block device required *)
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EBUSY = 16; (* Mount device busy *)
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EEXIST = 17; (* File exists *)
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EXDEV = 18; (* Cross-device link *)
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ENODEV = 19; (* No such device *)
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ENOTDIR = 20; (* Not a directory *)
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EISDIR = 21; (* Is a directory *)
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EINVAL = 22; (* Invalid argument *)
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ENFILE = 23; (* File table overflow *)
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EMFILE = 24; (* Too many open files *)
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ENOTTY = 25; (* Not a typewriter *)
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ETXTBSY = 26; (* Text file busy *)
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EFBIG = 27; (* File too large *)
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ENOSPC = 28; (* No space left on device *)
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ESPIPE = 29; (* Illegal seek *)
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EROFS = 30; (* Read-only file system *)
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EMLINK = 31; (* Too many links *)
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EPIPE = 32; (* Broken pipe *)
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EDOM = 33; (* Math argument *)
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ERANGE = 34; (* Result too large *)
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PROCEDURE access(path: ADDRESS; amode : INTEGER) : INTEGER;
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PROCEDURE acct(path: ADDRESS) : INTEGER;
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PROCEDURE alarm(sec: CARDINAL) : CARDINAL;
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PROCEDURE brk(endds: ADDRESS) : INTEGER;
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PROCEDURE sbrk(incr: INTEGER) : ADDRESS;
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PROCEDURE chdir(path: ADDRESS) : INTEGER;
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PROCEDURE chmod(path: ADDRESS; mode: INTEGER) : INTEGER;
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PROCEDURE chown(path: ADDRESS; owner, group: INTEGER) : INTEGER;
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PROCEDURE chroot(path: ADDRESS) : INTEGER;
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PROCEDURE close(fildes: INTEGER) : INTEGER;
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PROCEDURE creat(path: ADDRESS;
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mode: INTEGER) : INTEGER;
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PROCEDURE dup(fildes: INTEGER) : INTEGER;
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PROCEDURE execve(path: ADDRESS;
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argv: ADDRESS;
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envp: ADDRESS) : INTEGER;
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PROCEDURE exit(status: INTEGER);
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(* Sys5 *) PROCEDURE fcntl(fildes, request, arg: INTEGER) : INTEGER;
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PROCEDURE ftime(bufp:ADDRESS) : INTEGER;
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PROCEDURE fork() : INTEGER;
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PROCEDURE getpid() : INTEGER;
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PROCEDURE getppid() : INTEGER;
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PROCEDURE getuid() : INTEGER;
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PROCEDURE geteuid() : INTEGER;
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PROCEDURE getgid() : INTEGER;
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PROCEDURE getegid() : INTEGER;
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PROCEDURE ioctl(fildes, request: INTEGER; arg: ADDRESS) : INTEGER;
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PROCEDURE isatty(fildes: INTEGER) : INTEGER;
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PROCEDURE stty(fildes: INTEGER; buf: ADDRESS) : INTEGER;
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PROCEDURE gtty(fildes: INTEGER; buf: ADDRESS) : INTEGER;
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PROCEDURE kill(pid, sig: INTEGER) : INTEGER;
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PROCEDURE link(path1, path2: ADDRESS) : INTEGER;
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PROCEDURE lseek(fildes: INTEGER; offset: LONGINT; whence: INTEGER) : LONGINT;
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PROCEDURE mknod(path: ADDRESS; mode, dev: INTEGER) : INTEGER;
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PROCEDURE mount(spec, dir: ADDRESS; rwflag: INTEGER) : INTEGER;
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PROCEDURE nice(incr: INTEGER) : INTEGER;
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PROCEDURE open(path: ADDRESS; oflag: INTEGER) : INTEGER;
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PROCEDURE pause();
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PROCEDURE pipe(fildes: ADDRESS) : INTEGER;
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PROCEDURE profil(buff: ADDRESS;
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bufsiz, offset, scale: INTEGER);
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PROCEDURE ptrace(request, pid, addr, data: WORD) : INTEGER;
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PROCEDURE read(fildes: INTEGER;
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buf: ADDRESS;
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nbyte: CARDINAL) : INTEGER;
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PROCEDURE setuid(uid: INTEGER) : INTEGER;
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PROCEDURE setgid(gid: INTEGER) : INTEGER;
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PROCEDURE signal(sig: INTEGER;
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func: SignalPrc) : SignalPrc;
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PROCEDURE sigtrp(trapno, signo: INTEGER) : INTEGER;
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(* Let Unix signal signo cause EM trap trapno to occur *)
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PROCEDURE stat(path: ADDRESS; statbuf: ADDRESS) : INTEGER;
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PROCEDURE fstat(fildes: INTEGER; statbuf: ADDRESS) : INTEGER;
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PROCEDURE stime(t: LONGINT) : INTEGER;
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PROCEDURE sync();
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PROCEDURE time(tloc: ADDRESS) : LONGINT;
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PROCEDURE times(buffer: ADDRESS) : LONGINT;
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PROCEDURE umask(cmask: INTEGER) : INTEGER;
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PROCEDURE umount(spec: ADDRESS) : INTEGER;
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PROCEDURE unlink(path: ADDRESS) : INTEGER;
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PROCEDURE utime(path: ADDRESS; times: ADDRESS) : INTEGER;
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PROCEDURE wait(VAR statloc: INTEGER): INTEGER;
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PROCEDURE write(fildes: INTEGER;
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buf: ADDRESS;
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nbyte: CARDINAL) : INTEGER;
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END Unix.
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