sysdeps/unix/sysv/aix/tcgetattr.c

   1 /* Copyright (C) 1992, 1995, 1996, 1997, 2000 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, write to the Free
  16    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  17    02111-1307 USA.  */
  18
  19 #include <errno.h>
  20 #include <stddef.h>
  21 #include <sysv_termio.h>
  22 #include <termios.h>
  23 #include <sys/ioctl.h>
  24
  25 /* Put the state of FD into *TERMIOS_P.  */
  26 int
  27 __tcgetattr (fd, termios_p)
  28      int fd;
  29      struct termios *termios_p;
  30 {
  31   struct __sysv_termio buf;
  32
  33   if (termios_p == NULL)
  34     {
  35       __set_errno (EINVAL);
  36       return -1;
  37     }
  38
  39   if (__ioctl (fd, _TCGETA, &buf) < 0)
  40     return -1;
  41
  42   termios_p->c_cflag &= ~0x000f0000;
  43   termios_p->c_cflag |= (termios_p->c_cflag & 0xf) << 16;
  44
  45   termios_p->c_iflag = 0;
  46   if (buf.c_iflag & _SYSV_IGNBRK)
  47     termios_p->c_iflag |= IGNBRK;
  48   if (buf.c_iflag & _SYSV_BRKINT)
  49     termios_p->c_iflag |= BRKINT;
  50   if (buf.c_iflag & _SYSV_IGNPAR)
  51     termios_p->c_iflag |= IGNPAR;
  52   if (buf.c_iflag & _SYSV_PARMRK)
  53     termios_p->c_iflag |= PARMRK;
  54   if (buf.c_iflag & _SYSV_INPCK)
  55     termios_p->c_iflag |= INPCK;
  56   if (buf.c_iflag & _SYSV_ISTRIP)
  57     termios_p->c_iflag |= ISTRIP;
  58   if (buf.c_iflag & _SYSV_INLCR)
  59     termios_p->c_iflag |= INLCR;
  60   if (buf.c_iflag & _SYSV_IGNCR)
  61     termios_p->c_iflag |= IGNCR;
  62   if (buf.c_iflag & _SYSV_ICRNL)
  63     termios_p->c_iflag |= ICRNL;
  64   if (buf.c_iflag & _SYSV_IXON)
  65     termios_p->c_iflag |= IXON;
  66   if (buf.c_iflag & _SYSV_IXOFF)
  67     termios_p->c_iflag |= IXOFF;
  68   if (buf.c_iflag & _SYSV_IXANY)
  69     termios_p->c_iflag |= IXANY;
  70   if (buf.c_iflag & _SYSV_IMAXBEL)
  71     termios_p->c_iflag |= IMAXBEL;
  72
  73   termios_p->c_oflag = 0;
  74   if (buf.c_oflag & OPOST)
  75     termios_p->c_oflag |= OPOST;
  76   if (buf.c_oflag & ONLCR)
  77     termios_p->c_oflag |= ONLCR;
  78   termios_p->c_cflag = 0;
  79   switch (buf.c_cflag & _SYSV_CSIZE)
  80     {
  81     case _SYSV_CS5:
  82       termios_p->c_cflag |= CS5;
  83       break;
  84     case _SYSV_CS6:
  85       termios_p->c_cflag |= CS6;
  86       break;
  87     case _SYSV_CS7:
  88       termios_p->c_cflag |= CS7;
  89       break;
  90     case _SYSV_CS8:
  91       termios_p->c_cflag |= CS8;
  92       break;
  93     }
  94   if (buf.c_cflag & _SYSV_CSTOPB)
  95     termios_p->c_cflag |= CSTOPB;
  96   if (buf.c_cflag & _SYSV_CREAD)
  97     termios_p->c_cflag |= CREAD;
  98   if (buf.c_cflag & _SYSV_PARENB)
  99     termios_p->c_cflag |= PARENB;
 100   if (buf.c_cflag & _SYSV_PARODD)
 101     termios_p->c_cflag |= PARODD;
 102   if (buf.c_cflag & _SYSV_HUPCL)
 103     termios_p->c_cflag |= HUPCL;
 104   if (buf.c_cflag & _SYSV_CLOCAL)
 105     termios_p->c_cflag |= CLOCAL;
 106   termios_p->c_lflag = 0;
 107   if (buf.c_lflag & _SYSV_ISIG)
 108     termios_p->c_lflag |= ISIG;
 109   if (buf.c_lflag & _SYSV_ICANON)
 110     termios_p->c_lflag |= ICANON;
 111   if (buf.c_lflag & _SYSV_ECHO)
 112     termios_p->c_lflag |= ECHO;
 113   if (buf.c_lflag & _SYSV_ECHOE)
 114     termios_p->c_lflag |= ECHOE;
 115   if (buf.c_lflag & _SYSV_ECHOK)
 116     termios_p->c_lflag |= ECHOK;
 117   if (buf.c_lflag & _SYSV_ECHONL)
 118     termios_p->c_lflag |= ECHONL;
 119   if (buf.c_lflag & _SYSV_NOFLSH)
 120     termios_p->c_lflag |= NOFLSH;
 121   if (buf.c_lflag & _SYSV_TOSTOP)
 122     termios_p->c_lflag |= TOSTOP;
 123   if (buf.c_lflag & _SYSV_ECHOKE)
 124     termios_p->c_lflag |= ECHOKE;
 125   if (buf.c_lflag & _SYSV_ECHOPRT)
 126     termios_p->c_lflag |= ECHOPRT;
 127   if (buf.c_lflag & _SYSV_ECHOCTL)
 128     termios_p->c_lflag |= ECHOCTL;
 129   if (buf.c_lflag & _SYSV_FLUSHO)
 130     termios_p->c_lflag |= FLUSHO;
 131   if (buf.c_lflag & _SYSV_PENDIN)
 132     termios_p->c_lflag |= PENDIN;
 133   if (buf.c_lflag & _SYSV_IEXTEN)
 134     termios_p->c_lflag |= IEXTEN;
 135
 136   termios_p->c_cc[VEOF] = buf.c_cc[_SYSV_VEOF];
 137   termios_p->c_cc[VEOL] = buf.c_cc[_SYSV_VEOL];
 138   termios_p->c_cc[VEOL2] = buf.c_cc[_SYSV_VEOL2];
 139   termios_p->c_cc[VERASE] = buf.c_cc[_SYSV_VERASE];
 140   termios_p->c_cc[VKILL] = buf.c_cc[_SYSV_VKILL];
 141   termios_p->c_cc[VINTR] = buf.c_cc[_SYSV_VINTR];
 142   termios_p->c_cc[VQUIT] = buf.c_cc[_SYSV_VQUIT];
 143   termios_p->c_cc[VSTART] = '\021'; /* XON (^Q).  */
 144   termios_p->c_cc[VSTOP] = '\023'; /* XOFF (^S).  */
 145   termios_p->c_cc[VSUSP] = '\0'; /* System V release 3 lacks job control.  */
 146   termios_p->c_cc[VMIN] = buf.c_cc[_SYSV_VMIN];
 147   termios_p->c_cc[VTIME] = buf.c_cc[_SYSV_VTIME];
 148
 149   return 0;
 150 }
 151
 152 weak_alias (__tcgetattr, tcgetattr)