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48 lines
1.4 KiB
C
48 lines
1.4 KiB
C
/* Copyright (C) 1992, 1996, 1997 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <errno.h>
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#include <stddef.h>
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#include <termios.h>
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#include <unistd.h>
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#include <sys/ioctl.h>
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#include "sysv_termio.h"
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/* Suspend or restart transmission on FD. */
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int
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tcflow (fd, action)
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int fd;
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int action;
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{
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switch (action)
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{
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case TCOOFF:
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return __ioctl (fd, _TCXONC, 0);
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case TCOON:
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return __ioctl (fd, _TCXONC, 1);
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case TCIOFF:
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return __ioctl (fd, _TCXONC, 2);
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case TCION:
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return __ioctl (fd, _TCXONC, 3);
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default:
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__set_errno (EINVAL);
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return -1;
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}
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}
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