Split into two files with generic implementation.
authordrepper <drepper>
Fri, 30 Jan 1998 11:27:19 +0000 (11:27 +0000)
committerdrepper <drepper>
Fri, 30 Jan 1998 11:27:19 +0000 (11:27 +0000)
sysdeps/generic/pty.c [deleted file]

diff --git a/sysdeps/generic/pty.c b/sysdeps/generic/pty.c
deleted file mode 100644 (file)
index 75c7857..0000000
+++ /dev/null
@@ -1,140 +0,0 @@
-/*-
- * Copyright (c) 1990, 1993
- *     The Regents of the University of California.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *     This product includes software developed by the University of
- *     California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#if defined(LIBC_SCCS) && !defined(lint)
-static char sccsid[] = "@(#)pty.c      8.1 (Berkeley) 6/4/93";
-#endif /* LIBC_SCCS and not lint */
-
-#include <sys/cdefs.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <sys/ioctl.h>
-#include <fcntl.h>
-#include <termios.h>
-#include <errno.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <string.h>
-#include <grp.h>
-#include <pty.h>
-#include <utmp.h>
-
-#ifndef REVOKE
-# define REVOKE(Line) revoke (Line)
-#endif
-
-int
-openpty(amaster, aslave, name, termp, winp)
-       int *amaster, *aslave;
-       char *name;
-       struct termios *termp;
-       struct winsize *winp;
-{
-       char line[11];
-       register const char *cp1, *cp2;
-       register int master, slave, ttygid;
-       size_t buflen = sysconf (_SC_GETGR_R_SIZE_MAX);
-       char buffer[buflen];
-       struct group grbuffer;
-       struct group *gr;
-
-       strcpy (line, "/dev/ptyXX");
-
-       if (getgrnam_r("tty", &grbuffer, buffer, buflen, &gr) >= 0)
-               ttygid = gr->gr_gid;
-       else
-               ttygid = -1;
-
-       for (cp1 = "pqrs"; *cp1; cp1++) {
-               line[8] = *cp1;
-               for (cp2 = "0123456789abcdef"; *cp2; cp2++) {
-                       line[9] = *cp2;
-                       if ((master = open(line, O_RDWR, 0)) == -1) {
-                               if (errno == ENOENT)
-                                       return (-1);    /* out of ptys */
-                       } else {
-                               line[5] = 't';
-                               (void) chown(line, getuid(), ttygid);
-                               (void) chmod(line, S_IRUSR|S_IWUSR|S_IWGRP);
-                               REVOKE(line);
-                               if ((slave = open(line, O_RDWR, 0)) != -1) {
-                                       *amaster = master;
-                                       *aslave = slave;
-                                       if (name)
-                                               strcpy(name, line);
-                                       if (termp)
-                                               (void) tcsetattr(slave,
-                                                       TCSAFLUSH, termp);
-                                       if (winp)
-                                               (void) ioctl(slave, TIOCSWINSZ,
-                                                       (char *)winp);
-                                       return (0);
-                               }
-                               (void) close(master);
-                               line[5] = 'p';
-                       }
-               }
-       }
-       __set_errno (ENOENT);   /* out of ptys */
-       return (-1);
-}
-
-int
-forkpty(amaster, name, termp, winp)
-       int *amaster;
-       char *name;
-       struct termios *termp;
-       struct winsize *winp;
-{
-       int master, slave, pid;
-
-       if (openpty(&master, &slave, name, termp, winp) == -1)
-               return (-1);
-       switch (pid = fork()) {
-       case -1:
-               return (-1);
-       case 0:
-               /*
-                * child
-                */
-               (void) close(master);
-               login_tty(slave);
-               return (0);
-       }
-       /*
-        * parent
-        */
-       *amaster = master;
-       (void) close(slave);
-       return (pid);
-}