47 lines
1.0 KiB
C++
47 lines
1.0 KiB
C++
/* ioctl.cc: ioctl routines.
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Copyright 1996, 1998 Cygnus Solutions.
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Written by Doug Evans of Cygnus Support
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dje@cygnus.com
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This file is part of Cygwin.
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This software is a copyrighted work licensed under the terms of the
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Cygwin license. Please consult the file "CYGWIN_LICENSE" for
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details. */
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#include "winsup.h"
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#include <sys/ioctl.h>
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#include <errno.h>
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#include "cygerrno.h"
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#include "fhandler.h"
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#include "dtable.h"
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extern "C" int
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ioctl (int fd, int cmd, void *buf)
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{
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if (fdtab.not_open (fd))
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{
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set_errno (EBADF);
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return -1;
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}
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debug_printf ("fd %d, cmd %x\n", fd, cmd);
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fhandler_base *fh = fdtab[fd];
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if (fh->is_tty () && fh->get_device () != FH_PTYM)
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switch (cmd)
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{
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case TCGETA:
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return tcgetattr (fd, (struct termios *) buf);
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case TCSETA:
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return tcsetattr (fd, TCSANOW, (struct termios *) buf);
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case TCSETAW:
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return tcsetattr (fd, TCSADRAIN, (struct termios *) buf);
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case TCSETAF:
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return tcsetattr (fd, TCSAFLUSH, (struct termios *) buf);
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}
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return fh->ioctl (cmd, buf);
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}
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