--- /dev/null
+/*-
+ * Copyright (c) 1989, 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[] = "@(#)termios.c 8.2 (Berkeley) 2/21/94";
+#endif /* LIBC_SCCS and not lint */
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD: src/lib/libc/gen/termios.c,v 1.13 2002/05/28 16:59:39 alfred Exp $");
+
+#if __DARWIN_UNIX03
+#ifdef VARIANT_CANCELABLE
+#include <pthread.h>
+
+extern void _pthread_testcancel(pthread_t thread, int isconforming);
+#endif /* VARIANT_CANCELABLE */
+#endif /* __DARWIN_UNIX03 */
+
+#include "namespace.h"
+#include <sys/types.h>
+#include <sys/fcntl.h>
+#include <sys/ioctl.h>
+#include <sys/time.h>
+
+#include <errno.h>
+#include <termios.h>
+#include <unistd.h>
+#include "un-namespace.h"
+
+#ifndef BUILDING_VARIANT
+int
+tcgetattr(fd, t)
+ int fd;
+ struct termios *t;
+{
+
+ return (_ioctl(fd, TIOCGETA, t));
+}
+
+int
+tcsetattr(fd, opt, t)
+ int fd, opt;
+ const struct termios *t;
+{
+ struct termios localterm;
+
+ if (opt & TCSASOFT) {
+ localterm = *t;
+ localterm.c_cflag |= CIGNORE;
+ t = &localterm;
+ }
+ switch (opt & ~TCSASOFT) {
+ case TCSANOW:
+ return (_ioctl(fd, TIOCSETA, t));
+ case TCSADRAIN:
+ return (_ioctl(fd, TIOCSETAW, t));
+ case TCSAFLUSH:
+ return (_ioctl(fd, TIOCSETAF, t));
+ default:
+ errno = EINVAL;
+ return (-1);
+ }
+}
+
+int
+tcsetpgrp(int fd, pid_t pgrp)
+{
+ int s;
+
+ if (isatty(fd) == 0)
+ return (-1);
+
+ s = pgrp;
+ return (_ioctl(fd, TIOCSPGRP, &s));
+}
+
+pid_t
+tcgetpgrp(fd)
+ int fd;
+{
+ int s;
+
+ if (isatty(fd) == 0)
+ return ((pid_t)-1);
+
+ if (_ioctl(fd, TIOCGPGRP, &s) < 0)
+ return ((pid_t)-1);
+
+ return ((pid_t)s);
+}
+
+speed_t
+cfgetospeed(t)
+ const struct termios *t;
+{
+
+ return (t->c_ospeed);
+}
+
+speed_t
+cfgetispeed(t)
+ const struct termios *t;
+{
+
+ return (t->c_ispeed);
+}
+
+int
+cfsetospeed(t, speed)
+ struct termios *t;
+ speed_t speed;
+{
+
+ t->c_ospeed = speed;
+ return (0);
+}
+
+int
+cfsetispeed(t, speed)
+ struct termios *t;
+ speed_t speed;
+{
+
+ t->c_ispeed = speed;
+ return (0);
+}
+
+int
+cfsetspeed(t, speed)
+ struct termios *t;
+ speed_t speed;
+{
+
+ t->c_ispeed = t->c_ospeed = speed;
+ return (0);
+}
+
+/*
+ * Make a pre-existing termios structure into "raw" mode: character-at-a-time
+ * mode with no characters interpreted, 8-bit data path.
+ */
+void
+cfmakeraw(t)
+ struct termios *t;
+{
+
+ t->c_iflag &= ~(IMAXBEL|IXOFF|INPCK|BRKINT|PARMRK|ISTRIP|INLCR|IGNCR|ICRNL|IXON|IGNPAR);
+ t->c_iflag |= IGNBRK;
+ t->c_oflag &= ~OPOST;
+ t->c_lflag &= ~(ECHO|ECHOE|ECHOK|ECHONL|ICANON|ISIG|IEXTEN|NOFLSH|TOSTOP|PENDIN);
+ t->c_cflag &= ~(CSIZE|PARENB);
+ t->c_cflag |= CS8|CREAD;
+ t->c_cc[VMIN] = 1;
+ t->c_cc[VTIME] = 0;
+}
+
+int
+tcsendbreak(fd, len)
+ int fd, len;
+{
+ struct timeval sleepytime;
+
+ sleepytime.tv_sec = 0;
+ sleepytime.tv_usec = 400000;
+ if (_ioctl(fd, TIOCSBRK, 0) == -1)
+ return (-1);
+ (void)_select(0, 0, 0, 0, &sleepytime);
+ if (_ioctl(fd, TIOCCBRK, 0) == -1)
+ return (-1);
+ return (0);
+}
+#endif /* BUILDING_VARIANT */
+
+int
+__tcdrain(fd)
+ int fd;
+{
+#if __DARWIN_UNIX03
+#ifdef VARIANT_CANCELABLE
+ _pthread_testcancel(pthread_self(), 1);
+#endif /* VARIANT_CANCELABLE */
+#endif /* __DARWIN_UNIX03 */
+ return (_ioctl(fd, TIOCDRAIN, 0));
+}
+
+__weak_reference(__tcdrain, tcdrain);
+__weak_reference(__tcdrain, _tcdrain);
+
+#ifndef BUILDING_VARIANT
+int
+tcflush(fd, which)
+ int fd, which;
+{
+ int com;
+
+ switch (which) {
+ case TCIFLUSH:
+ com = FREAD;
+ break;
+ case TCOFLUSH:
+ com = FWRITE;
+ break;
+ case TCIOFLUSH:
+ com = FREAD | FWRITE;
+ break;
+ default:
+ errno = EINVAL;
+ return (-1);
+ }
+ return (_ioctl(fd, TIOCFLUSH, &com));
+}
+
+int
+tcflow(fd, action)
+ int fd, action;
+{
+ struct termios term;
+ u_char c;
+
+ switch (action) {
+ case TCOOFF:
+ return (_ioctl(fd, TIOCSTOP, 0));
+ case TCOON:
+ return (_ioctl(fd, TIOCSTART, 0));
+ case TCION:
+ return (_ioctl(fd, TIOCIXON, 0));
+ case TCIOFF:
+ return (_ioctl(fd, TIOCIXOFF, 0));
+ default:
+ errno = EINVAL;
+ return (-1);
+ }
+ /* NOTREACHED */
+}
+#endif /* BUILDING_VARIANT */
projects / apple / libc.git / blobdiff