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/*
* Copyright 1993 by Thomas Mueller
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of Thomas Mueller not be used in
* advertising or publicity pertaining to distribution of the software without
* specific, written prior permission. Thomas Mueller makes no representations
* about the suitability of this software for any purpose. It is provided
* "as is" without express or implied warranty.
*
* THOMAS MUELLER DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THOMAS MUELLER BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*
*/
/* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/lynxos/lynx_init.c,v 3.2 1998/07/25 16:56:45 dawes Exp $ */
#include "X.h"
#include "Xmd.h"
#include "compiler.h"
#include "xf86.h"
#include "xf86Priv.h"
#include "xf86_OSlib.h"
static int VTnum = -1;
void
xf86OpenConsole()
{
struct vt_mode VT;
char vtname1[11];
int fd, pgrp;
MessageType from = X_PROBED;
if (serverGeneration == 1)
{
/* check if we're run with euid==0 */
if (geteuid() != 0)
{
FatalError("xf86OpenConsole: Server must be suid root\n");
}
/*
* setup the virtual terminal manager
* NOTE:
* We use the out-of-the-box atc terminal driver,
* not the GE contributed vdt driver.
* Also, we do setup signals for VT switching which
* is not really necessary because we don't feed the
* VT switch keystrokes to the kernel in xf86Events.c
* (it bombs occasionally...)
*/
if (VTnum != -1)
{
xf86Info.vtno = VTnum;
from = X_CMDLINE;
}
else
{
/* We could use /dev/con which is usually a symlink
* to /dev/atc0 but one could configure the system
* to use a serial line as console device, so to
* be sure we take /dev/atc0.
*/
if ((fd = open("/dev/atc0",O_WRONLY,0)) < 0)
{
FatalError(
"xf86OpenConsole: Cannot open /dev/atc0 (%s)\n",
strerror(errno));
}
if ((ioctl(fd, VT_OPENQRY, &xf86Info.vtno) < 0) ||
(xf86Info.vtno == -1))
{
FatalError("xf86OpenConsole: Cannot find a free VT\n");
}
close(fd);
}
xf86Msg(from, "using VT number %d\n", xf86Info.vtno);
sprintf(vtname1,"/dev/atc%d",xf86Info.vtno);
pgrp = getpgrp(); /* POSIX version ! */
ioctl(xf86Info.consoleFd, TIOCSPGRP, &pgrp);
if ((xf86Info.consoleFd = open(vtname1,O_RDWR|O_NDELAY,0)) < 0)
{
FatalError(
"xf86OpenConsole: Cannot open %s (%s)\n",
vtname1, strerror(errno));
}
/* change ownership of the vt */
chown(vtname1, getuid(), getgid());
/*
* now get the VT
*/
if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) != 0)
{
xf86Msg(X_WARNING, "xf86OpenConsole: VT_ACTIVATE failed\n");
}
if (ioctl(xf86Info.consoleFd, VT_GETMODE, &VT) < 0)
{
FatalError("xf86OpenConsole: VT_GETMODE failed\n");
}
/* for future use... */
signal(SIGUSR1, xf86VTRequest);
VT.mode = VT_PROCESS;
VT.relsig = SIGUSR1;
VT.acqsig = SIGUSR1;
if (ioctl(xf86Info.consoleFd, VT_SETMODE, &VT) < 0)
{
FatalError("xf86OpenConsole: VT_SETMODE VT_PROCESS failed\n");
}
}
else
{
/* serverGeneration != 1 */
/*
* now get the VT
*/
if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) != 0)
{
xf86Msg(X_WARNING, "xf86OpenConsole: VT_ACTIVATE failed\n");
}
/*
* If the server doesn't have the VT when the reset occurs,
* this is to make sure we don't continue until the activate
* signal is received.
*/
if (!xf86Screens[0]->vtSema)
sleep(5);
}
return;
}
void
xf86CloseConsole()
{
struct vt_mode VT;
#if 0
ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno);
ioctl(xf86Info.consoleFd, VT_WAITACTIVE, 0);
#endif
if (ioctl(xf86Info.consoleFd, VT_GETMODE, &VT) != -1)
{
VT.mode = VT_AUTO;
ioctl(xf86Info.consoleFd, VT_SETMODE, &VT); /* set dflt vt handling */
}
close(xf86Info.consoleFd); /* make the vt-manager happy */
return;
}
int
xf86ProcessArgument(int argc, char *argv[], int i)
{
if ((argv[i][0] == 'v') && (argv[i][1] == 't'))
{
if (sscanf(argv[i], "vt%2d", &VTnum) == 0)
{
UseMsg();
VTnum = -1;
return(0);
}
return(1);
}
return(0);
}
void
xf86UseMsg()
{
ErrorF("vtXX use the specified VT number\n");
return;
}
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