diff options
Diffstat (limited to 'xorg-server/hw/xfree86/os-support/bsd')
| -rw-r--r-- | xorg-server/hw/xfree86/os-support/bsd/bsd_init.c | 1516 |
1 files changed, 756 insertions, 760 deletions
diff --git a/xorg-server/hw/xfree86/os-support/bsd/bsd_init.c b/xorg-server/hw/xfree86/os-support/bsd/bsd_init.c index 62618afd8..123eb17d1 100644 --- a/xorg-server/hw/xfree86/os-support/bsd/bsd_init.c +++ b/xorg-server/hw/xfree86/os-support/bsd/bsd_init.c @@ -1,760 +1,756 @@ -/*
- * Copyright 1992 by Rich Murphey <Rich@Rice.edu>
- * Copyright 1993 by David Wexelblat <dwex@goblin.org>
- *
- * 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 names of Rich Murphey and David Wexelblat
- * not be used in advertising or publicity pertaining to distribution of
- * the software without specific, written prior permission. Rich Murphey and
- * David Wexelblat make no representations about the suitability of this
- * software for any purpose. It is provided "as is" without express or
- * implied warranty.
- *
- * RICH MURPHEY AND DAVID WEXELBLAT DISCLAIM ALL WARRANTIES WITH REGARD TO
- * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
- * FITNESS, IN NO EVENT SHALL RICH MURPHEY OR DAVID WEXELBLAT 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.
- *
- */
-
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include <X11/X.h>
-
-#include "compiler.h"
-
-#include "xf86.h"
-#include "xf86Priv.h"
-#include "xf86_OSlib.h"
-
-#include <sys/utsname.h>
-#include <sys/ioctl.h>
-#include <stdlib.h>
-#include <errno.h>
-
-static Bool KeepTty = FALSE;
-static int devConsoleFd = -1;
-#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT)
-static int VTnum = -1;
-static int initialVT = -1;
-static Bool ShareVTs = FALSE;
-#endif
-
-#ifdef PCCONS_SUPPORT
-/* Stock 0.1 386bsd pccons console driver interface */
-#ifndef __OpenBSD__
-# define PCCONS_CONSOLE_DEV1 "/dev/ttyv0"
-#else
-# define PCCONS_CONSOLE_DEV1 "/dev/ttyC0"
-#endif
-#define PCCONS_CONSOLE_DEV2 "/dev/vga"
-#define PCCONS_CONSOLE_MODE O_RDWR|O_NDELAY
-#endif
-
-#ifdef SYSCONS_SUPPORT
-/* The FreeBSD 1.1 version syscons driver uses /dev/ttyv0 */
-#define SYSCONS_CONSOLE_DEV1 "/dev/ttyv0"
-#define SYSCONS_CONSOLE_DEV2 "/dev/vga"
-#define SYSCONS_CONSOLE_MODE O_RDWR|O_NDELAY
-#endif
-
-#ifdef PCVT_SUPPORT
-/* Hellmuth Michaelis' pcvt driver */
-#ifndef __OpenBSD__
-# define PCVT_CONSOLE_DEV "/dev/ttyv0"
-#else
-# define PCVT_CONSOLE_DEV "/dev/ttyC0"
-#endif
-#define PCVT_CONSOLE_MODE O_RDWR|O_NDELAY
-#endif
-
-#if defined(WSCONS_SUPPORT) && defined(__NetBSD__)
-/* NetBSD's new console driver */
-#define WSCONS_PCVT_COMPAT_CONSOLE_DEV "/dev/ttyE0"
-#endif
-
-#ifdef __GLIBC__
-#define setpgrp setpgid
-#endif
-
-#define CHECK_DRIVER_MSG \
- "Check your kernel's console driver configuration and /dev entries"
-
-static char *supported_drivers[] = {
-#ifdef PCCONS_SUPPORT
- "pccons (with X support)",
-#endif
-#ifdef SYSCONS_SUPPORT
- "syscons",
-#endif
-#ifdef PCVT_SUPPORT
- "pcvt",
-#endif
-#ifdef WSCONS_SUPPORT
- "wscons",
-#endif
-};
-
-
-/*
- * Functions to probe for the existance of a supported console driver.
- * Any function returns either a valid file descriptor (driver probed
- * succesfully), -1 (driver not found), or uses FatalError() if the
- * driver was found but proved to not support the required mode to run
- * an X server.
- */
-
-typedef int (*xf86ConsOpen_t)(void);
-
-#ifdef PCCONS_SUPPORT
-static int xf86OpenPccons(void);
-#endif /* PCCONS_SUPPORT */
-
-#ifdef SYSCONS_SUPPORT
-static int xf86OpenSyscons(void);
-#endif /* SYSCONS_SUPPORT */
-
-#ifdef PCVT_SUPPORT
-static int xf86OpenPcvt(void);
-#endif /* PCVT_SUPPORT */
-
-#ifdef WSCONS_SUPPORT
-static int xf86OpenWScons(void);
-#endif
-
-/*
- * The sequence of the driver probes is important; start with the
- * driver that is best distinguishable, and end with the most generic
- * driver. (Otherwise, pcvt would also probe as syscons, and either
- * pcvt or syscons might succesfully probe as pccons.)
- */
-static xf86ConsOpen_t xf86ConsTab[] = {
-#ifdef PCVT_SUPPORT
- xf86OpenPcvt,
-#endif
-#ifdef SYSCONS_SUPPORT
- xf86OpenSyscons,
-#endif
-#ifdef PCCONS_SUPPORT
- xf86OpenPccons,
-#endif
-#ifdef WSCONS_SUPPORT
- xf86OpenWScons,
-#endif
- (xf86ConsOpen_t)NULL
-};
-
-
-void
-xf86OpenConsole()
-{
- int i, fd = -1;
- xf86ConsOpen_t *driver;
-#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT)
- int result;
-#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
- struct utsname uts;
-#endif
- vtmode_t vtmode;
-#endif
-
- if (serverGeneration == 1)
- {
- /* check if we are run with euid==0 */
- if (geteuid() != 0)
- {
- FatalError("xf86OpenConsole: Server must be suid root");
- }
-
- if (!KeepTty)
- {
- /*
- * detaching the controlling tty solves problems of kbd character
- * loss. This is not interesting for CO driver, because it is
- * exclusive.
- */
- setpgrp(0, getpid());
- if ((i = open("/dev/tty",O_RDWR)) >= 0)
- {
- ioctl(i,TIOCNOTTY,(char *)0);
- close(i);
- }
- }
-
- /* detect which driver we are running on */
- for (driver = xf86ConsTab; *driver; driver++)
- {
- if ((fd = (*driver)()) >= 0)
- break;
- }
-
- /* Check that a supported console driver was found */
- if (fd < 0)
- {
- char cons_drivers[80] = {0, };
- for (i = 0; i < sizeof(supported_drivers) / sizeof(char *); i++)
- {
- if (i)
- {
- strcat(cons_drivers, ", ");
- }
- strcat(cons_drivers, supported_drivers[i]);
- }
- FatalError(
- "%s: No console driver found\n\tSupported drivers: %s\n\t%s",
- "xf86OpenConsole", cons_drivers, CHECK_DRIVER_MSG);
- }
-#if 0 /* stdin is already closed in OsInit() */
- fclose(stdin);
-#endif
- xf86Info.consoleFd = fd;
- xf86Info.screenFd = fd;
-
- switch (xf86Info.consType)
- {
-#ifdef PCCONS_SUPPORT
- case PCCONS:
- if (ioctl (xf86Info.consoleFd, CONSOLE_X_MODE_ON, 0) < 0)
- {
- FatalError("%s: CONSOLE_X_MODE_ON failed (%s)\n%s",
- "xf86OpenConsole", strerror(errno),
- CHECK_DRIVER_MSG);
- }
- /*
- * Hack to prevent keyboard hanging when syslogd closes
- * /dev/console
- */
- if ((devConsoleFd = open("/dev/console", O_WRONLY,0)) < 0)
- {
- xf86Msg(X_WARNING,
- "xf86OpenConsole: couldn't open /dev/console (%s)\n",
- strerror(errno));
- }
- break;
-#endif
-#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT)
- case SYSCONS:
- /* as of FreeBSD 2.2.8, syscons driver does not need the #1 vt
- * switching anymore. Here we check for FreeBSD 3.1 and up.
- * Add cases for other *BSD that behave the same.
- */
-#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
- uname (&uts);
- i = atof(uts.release) * 100;
- if (i >= 310) goto acquire_vt;
-#endif
- /* otherwise fall through */
- case PCVT:
-#if !(defined(__NetBSD__) && (__NetBSD_Version__ >= 200000000))
- /*
- * First activate the #1 VT. This is a hack to allow a server
- * to be started while another one is active. There should be
- * a better way.
- */
- if (initialVT != 1) {
-
- if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, 1) != 0)
- {
- xf86Msg(X_WARNING,
- "xf86OpenConsole: VT_ACTIVATE failed\n");
- }
- sleep(1);
- }
-#endif
-acquire_vt:
- if (!ShareVTs) {
- /*
- * now get the VT
- */
- SYSCALL(result =
- ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno));
- if (result != 0)
- {
- xf86Msg(X_WARNING, "xf86OpenConsole: VT_ACTIVATE failed\n");
- }
- SYSCALL(result =
- ioctl(xf86Info.consoleFd, VT_WAITACTIVE, xf86Info.vtno));
- if (result != 0)
- {
- xf86Msg(X_WARNING, "xf86OpenConsole: VT_WAITACTIVE failed\n");
- }
-
- signal(SIGUSR1, xf86VTRequest);
-
- vtmode.mode = VT_PROCESS;
- vtmode.relsig = SIGUSR1;
- vtmode.acqsig = SIGUSR1;
- vtmode.frsig = SIGUSR1;
- if (ioctl(xf86Info.consoleFd, VT_SETMODE, &vtmode) < 0)
- {
- FatalError("xf86OpenConsole: VT_SETMODE VT_PROCESS failed");
- }
- #if !defined(USE_DEV_IO) && !defined(USE_I386_IOPL)
- if (ioctl(xf86Info.consoleFd, KDENABIO, 0) < 0)
- {
- FatalError("xf86OpenConsole: KDENABIO failed (%s)",
- strerror(errno));
- }
- #endif
- if (ioctl(xf86Info.consoleFd, KDSETMODE, KD_GRAPHICS) < 0)
- {
- FatalError("xf86OpenConsole: KDSETMODE KD_GRAPHICS failed");
- }
- } else { /* ShareVTs */
- close(xf86Info.consoleFd);
- }
- break;
-#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */
-#ifdef WSCONS_SUPPORT
- case WSCONS:
- /* Nothing to do */
- break;
-#endif
- }
- }
- else
- {
- /* serverGeneration != 1 */
-#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT)
- if (!ShareVTs) if (xf86Info.consType == SYSCONS || xf86Info.consType == PCVT)
- {
- if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) != 0)
- {
- xf86Msg(X_WARNING, "xf86OpenConsole: VT_ACTIVATE failed\n");
- }
- }
-#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */
- }
- return;
-}
-
-
-#ifdef PCCONS_SUPPORT
-
-static int
-xf86OpenPccons()
-{
- int fd = -1;
-
- if ((fd = open(PCCONS_CONSOLE_DEV1, PCCONS_CONSOLE_MODE, 0))
- >= 0 ||
- (fd = open(PCCONS_CONSOLE_DEV2, PCCONS_CONSOLE_MODE, 0))
- >= 0)
- {
- if (ioctl(fd, CONSOLE_X_MODE_OFF, 0) < 0)
- {
- FatalError(
- "%s: CONSOLE_X_MODE_OFF failed (%s)\n%s\n%s",
- "xf86OpenPccons",
- strerror(errno),
- "Was expecting pccons driver with X support",
- CHECK_DRIVER_MSG);
- }
- xf86Info.consType = PCCONS;
- xf86Msg(X_PROBED, "Using pccons driver with X support\n");
- }
- return fd;
-}
-
-#endif /* PCCONS_SUPPORT */
-
-#ifdef SYSCONS_SUPPORT
-
-static int
-xf86OpenSyscons()
-{
- int fd = -1;
- vtmode_t vtmode;
- char vtname[12];
- struct stat status;
- long syscons_version;
- MessageType from;
-
- /* Check for syscons */
- if ((fd = open(SYSCONS_CONSOLE_DEV1, SYSCONS_CONSOLE_MODE, 0)) >= 0
- || (fd = open(SYSCONS_CONSOLE_DEV2, SYSCONS_CONSOLE_MODE, 0)) >= 0)
- {
- if (ioctl(fd, VT_GETMODE, &vtmode) >= 0)
- {
- /* Get syscons version */
- if (ioctl(fd, CONS_GETVERS, &syscons_version) < 0)
- {
- syscons_version = 0;
- }
-
- xf86Info.vtno = VTnum;
- from = X_CMDLINE;
-
-#ifdef VT_GETACTIVE
- if (ioctl(fd, VT_GETACTIVE, &initialVT) < 0)
- initialVT = -1;
-#endif
- if (ShareVTs)
- xf86Info.vtno = initialVT;
-
- if (xf86Info.vtno == -1)
- {
- /*
- * For old syscons versions (<0x100), VT_OPENQRY returns
- * the current VT rather than the next free VT. In this
- * case, the server gets started on the current VT instead
- * of the next free VT.
- */
-
-#if 0
- /* check for the fixed VT_OPENQRY */
- if (syscons_version >= 0x100)
- {
-#endif
- if (ioctl(fd, VT_OPENQRY, &xf86Info.vtno) < 0)
- {
- /* No free VTs */
- xf86Info.vtno = -1;
- }
-#if 0
- }
-#endif
-
- if (xf86Info.vtno == -1)
- {
- /*
- * All VTs are in use. If initialVT was found, use it.
- * Otherwise, if stdin is a VT, use that one.
- * XXX stdin is already closed, so this won't work.
- */
- if (initialVT != -1)
- {
- xf86Info.vtno = initialVT;
- }
- else if ((fstat(0, &status) >= 0)
- && S_ISCHR(status.st_mode)
- && (ioctl(0, VT_GETMODE, &vtmode) >= 0))
- {
- /* stdin is a VT */
- xf86Info.vtno = minor(status.st_rdev) + 1;
- }
- else
- {
- if (syscons_version >= 0x100)
- {
- FatalError("%s: Cannot find a free VT",
- "xf86OpenSyscons");
- }
- /* Should no longer reach here */
- FatalError("%s: %s %s\n\t%s %s",
- "xf86OpenSyscons",
- "syscons versions prior to 1.0 require",
- "either the",
- "server's stdin be a VT",
- "or the use of the vtxx server option");
- }
- }
- from = X_PROBED;
- }
-
- close(fd);
-#ifndef __OpenBSD__
- sprintf(vtname, "/dev/ttyv%01x", xf86Info.vtno - 1);
-#else
- sprintf(vtname, "/dev/ttyC%01x", xf86Info.vtno - 1);
-#endif
- if ((fd = open(vtname, SYSCONS_CONSOLE_MODE, 0)) < 0)
- {
- FatalError("xf86OpenSyscons: Cannot open %s (%s)",
- vtname, strerror(errno));
- }
- if (ioctl(fd, VT_GETMODE, &vtmode) < 0)
- {
- FatalError("xf86OpenSyscons: VT_GETMODE failed");
- }
- xf86Info.consType = SYSCONS;
- xf86Msg(X_PROBED, "Using syscons driver with X support");
- if (syscons_version >= 0x100)
- {
- xf86ErrorF(" (version %ld.%ld)\n", syscons_version >> 8,
- syscons_version & 0xFF);
- }
- else
- {
- xf86ErrorF(" (version 0.x)\n");
- }
- xf86Msg(from, "using VT number %d\n\n", xf86Info.vtno);
- }
- else
- {
- /* VT_GETMODE failed, probably not syscons */
- close(fd);
- fd = -1;
- }
- }
- return fd;
-}
-
-#endif /* SYSCONS_SUPPORT */
-
-
-#ifdef PCVT_SUPPORT
-
-static int
-xf86OpenPcvt()
-{
- /* This looks much like syscons, since pcvt is API compatible */
- int fd = -1;
- vtmode_t vtmode;
- char vtname[12], *vtprefix;
- struct stat status;
- struct pcvtid pcvt_version;
-
-#ifndef __OpenBSD__
- vtprefix = "/dev/ttyv";
-#else
- vtprefix = "/dev/ttyC";
-#endif
-
- fd = open(PCVT_CONSOLE_DEV, PCVT_CONSOLE_MODE, 0);
-#ifdef WSCONS_PCVT_COMPAT_CONSOLE_DEV
- if (fd < 0)
- {
- fd = open(WSCONS_PCVT_COMPAT_CONSOLE_DEV, PCVT_CONSOLE_MODE, 0);
- vtprefix = "/dev/ttyE";
- }
-#endif
- if (fd >= 0)
- {
- if (ioctl(fd, VGAPCVTID, &pcvt_version) >= 0)
- {
- if(ioctl(fd, VT_GETMODE, &vtmode) < 0)
- {
- FatalError("%s: VT_GETMODE failed\n%s%s\n%s",
- "xf86OpenPcvt",
- "Found pcvt driver but X11 seems to be",
- " not supported.", CHECK_DRIVER_MSG);
- }
-
- xf86Info.vtno = VTnum;
-
- if (ioctl(fd, VT_GETACTIVE, &initialVT) < 0)
- initialVT = -1;
-
- if (xf86Info.vtno == -1)
- {
- if (ioctl(fd, VT_OPENQRY, &xf86Info.vtno) < 0)
- {
- /* No free VTs */
- xf86Info.vtno = -1;
- }
-
- if (xf86Info.vtno == -1)
- {
- /*
- * All VTs are in use. If initialVT was found, use it.
- * Otherwise, if stdin is a VT, use that one.
- * XXX stdin is already closed, so this won't work.
- */
- if (initialVT != -1)
- {
- xf86Info.vtno = initialVT;
- }
- else if ((fstat(0, &status) >= 0)
- && S_ISCHR(status.st_mode)
- && (ioctl(0, VT_GETMODE, &vtmode) >= 0))
- {
- /* stdin is a VT */
- xf86Info.vtno = minor(status.st_rdev) + 1;
- }
- else
- {
- FatalError("%s: Cannot find a free VT",
- "xf86OpenPcvt");
- }
- }
- }
-
- close(fd);
- sprintf(vtname, "%s%01x", vtprefix, xf86Info.vtno - 1);
- if ((fd = open(vtname, PCVT_CONSOLE_MODE, 0)) < 0)
- {
- ErrorF("xf86OpenPcvt: Cannot open %s (%s)",
- vtname, strerror(errno));
- xf86Info.vtno = initialVT;
- sprintf(vtname, "%s%01x", vtprefix, xf86Info.vtno - 1);
- if ((fd = open(vtname, PCVT_CONSOLE_MODE, 0)) < 0) {
- FatalError("xf86OpenPcvt: Cannot open %s (%s)",
- vtname, strerror(errno));
- }
- }
- if (ioctl(fd, VT_GETMODE, &vtmode) < 0)
- {
- FatalError("xf86OpenPcvt: VT_GETMODE failed");
- }
- xf86Info.consType = PCVT;
-#ifdef WSCONS_SUPPORT
- xf86Msg(X_PROBED,
- "Using wscons driver on %s in pcvt compatibility mode "
- "(version %d.%d)\n", vtname,
- pcvt_version.rmajor, pcvt_version.rminor);
-#else
- xf86Msg(X_PROBED, "Using pcvt driver (version %d.%d)\n",
- pcvt_version.rmajor, pcvt_version.rminor);
-#endif
- }
- else
- {
- /* Not pcvt */
- close(fd);
- fd = -1;
- }
- }
- return fd;
-}
-
-#endif /* PCVT_SUPPORT */
-
-#ifdef WSCONS_SUPPORT
-
-static int
-xf86OpenWScons()
-{
- int fd = -1;
- int mode = WSDISPLAYIO_MODE_MAPPED;
- int i;
- char ttyname[16];
-
- /* XXX Is this ok? */
- for (i = 0; i < 8; i++) {
-#if defined(__NetBSD__)
- sprintf(ttyname, "/dev/ttyE%d", i);
-#elif defined(__OpenBSD__)
- sprintf(ttyname, "/dev/ttyC%x", i);
-#endif
- if ((fd = open(ttyname, 2)) != -1)
- break;
- }
- if (fd != -1) {
- if (ioctl(fd, WSDISPLAYIO_SMODE, &mode) < 0) {
- FatalError("%s: WSDISPLAYIO_MODE_MAPPED failed (%s)\n%s",
- "xf86OpenConsole", strerror(errno),
- CHECK_DRIVER_MSG);
- }
- xf86Info.consType = WSCONS;
- xf86Msg(X_PROBED, "Using wscons driver\n");
- }
- return fd;
-}
-
-#endif /* WSCONS_SUPPORT */
-
-void
-xf86CloseConsole()
-{
-#if defined(SYSCONS_SUPPORT) || defined(PCVT_SUPPORT)
- struct vt_mode VT;
-#endif
-
- if (ShareVTs) return;
-
- switch (xf86Info.consType)
- {
-#ifdef PCCONS_SUPPORT
- case PCCONS:
- ioctl (xf86Info.consoleFd, CONSOLE_X_MODE_OFF, 0);
- break;
-#endif /* PCCONS_SUPPORT */
-#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT)
- case SYSCONS:
- case PCVT:
- ioctl(xf86Info.consoleFd, KDSETMODE, KD_TEXT); /* Back to text mode */
- if (ioctl(xf86Info.consoleFd, VT_GETMODE, &VT) != -1)
- {
- VT.mode = VT_AUTO;
- ioctl(xf86Info.consoleFd, VT_SETMODE, &VT); /* dflt vt handling */
- }
-#if !defined(OpenBSD) && !defined(USE_DEV_IO) && !defined(USE_I386_IOPL)
- if (ioctl(xf86Info.consoleFd, KDDISABIO, 0) < 0)
- {
- xf86FatalError("xf86CloseConsole: KDDISABIO failed (%s)",
- strerror(errno));
- }
-#endif
- if (initialVT != -1)
- ioctl(xf86Info.consoleFd, VT_ACTIVATE, initialVT);
- break;
-#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */
-#ifdef WSCONS_SUPPORT
- case WSCONS:
- {
- int mode = WSDISPLAYIO_MODE_EMUL;
- ioctl(xf86Info.screenFd, WSDISPLAYIO_SMODE, &mode);
- break;
- }
-#endif
- }
-
- if (xf86Info.screenFd != xf86Info.consoleFd)
- {
- close(xf86Info.screenFd);
- close(xf86Info.consoleFd);
- if ((xf86Info.consoleFd = open("/dev/console",O_RDONLY,0)) <0)
- {
- xf86FatalError("xf86CloseConsole: Cannot open /dev/console (%s)",
- strerror(errno));
- }
- }
- close(xf86Info.consoleFd);
- if (devConsoleFd >= 0)
- close(devConsoleFd);
- return;
-}
-
-int
-xf86ProcessArgument(int argc, char *argv[], int i)
-{
- /*
- * Keep server from detaching from controlling tty. This is useful
- * when debugging (so the server can receive keyboard signals.
- */
- if (!strcmp(argv[i], "-keeptty"))
- {
- KeepTty = TRUE;
- return 1;
- }
-#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT)
- if (!strcmp(argv[i], "-sharevts"))
- {
- ShareVTs = TRUE;
- return 1;
- }
- if ((argv[i][0] == 'v') && (argv[i][1] == 't'))
- {
- if (sscanf(argv[i], "vt%2d", &VTnum) == 0 ||
- VTnum < 1 || VTnum > 12)
- {
- UseMsg();
- VTnum = -1;
- return 0;
- }
- return 1;
- }
-#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */
- return 0;
-}
-
-void
-xf86UseMsg()
-{
-#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT)
- ErrorF("vtXX use the specified VT number (1-12)\n");
- ErrorF("-sharevts share VTs with another X server\n");
-#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */
- ErrorF("-keeptty ");
- ErrorF("don't detach controlling tty (for debugging only)\n");
- return;
-}
+/* + * Copyright 1992 by Rich Murphey <Rich@Rice.edu> + * Copyright 1993 by David Wexelblat <dwex@goblin.org> + * + * 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 names of Rich Murphey and David Wexelblat + * not be used in advertising or publicity pertaining to distribution of + * the software without specific, written prior permission. Rich Murphey and + * David Wexelblat make no representations about the suitability of this + * software for any purpose. It is provided "as is" without express or + * implied warranty. + * + * RICH MURPHEY AND DAVID WEXELBLAT DISCLAIM ALL WARRANTIES WITH REGARD TO + * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS, IN NO EVENT SHALL RICH MURPHEY OR DAVID WEXELBLAT 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. + * + */ + +#ifdef HAVE_XORG_CONFIG_H +#include <xorg-config.h> +#endif + +#include <X11/X.h> + +#include "compiler.h" + +#include "xf86.h" +#include "xf86Priv.h" +#include "xf86_OSlib.h" + +#include <sys/utsname.h> +#include <sys/ioctl.h> +#include <stdlib.h> +#include <errno.h> + +static Bool KeepTty = FALSE; +static int devConsoleFd = -1; +#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT) +static int VTnum = -1; +static int initialVT = -1; +static Bool ShareVTs = FALSE; +#endif + +#ifdef PCCONS_SUPPORT +/* Stock 0.1 386bsd pccons console driver interface */ +#define PCCONS_CONSOLE_DEV1 "/dev/ttyv0" +#define PCCONS_CONSOLE_DEV2 "/dev/vga" +#define PCCONS_CONSOLE_MODE O_RDWR|O_NDELAY +#endif + +#ifdef SYSCONS_SUPPORT +/* The FreeBSD 1.1 version syscons driver uses /dev/ttyv0 */ +#define SYSCONS_CONSOLE_DEV1 "/dev/ttyv0" +#define SYSCONS_CONSOLE_DEV2 "/dev/vga" +#define SYSCONS_CONSOLE_MODE O_RDWR|O_NDELAY +#endif + +#ifdef PCVT_SUPPORT +/* Hellmuth Michaelis' pcvt driver */ +#ifndef __OpenBSD__ +# define PCVT_CONSOLE_DEV "/dev/ttyv0" +#else +# define PCVT_CONSOLE_DEV "/dev/ttyC0" +#endif +#define PCVT_CONSOLE_MODE O_RDWR|O_NDELAY +#endif + +#if defined(WSCONS_SUPPORT) && defined(__NetBSD__) +/* NetBSD's new console driver */ +#define WSCONS_PCVT_COMPAT_CONSOLE_DEV "/dev/ttyE0" +#endif + +#ifdef __GLIBC__ +#define setpgrp setpgid +#endif + +#define CHECK_DRIVER_MSG \ + "Check your kernel's console driver configuration and /dev entries" + +static char *supported_drivers[] = { +#ifdef PCCONS_SUPPORT + "pccons (with X support)", +#endif +#ifdef SYSCONS_SUPPORT + "syscons", +#endif +#ifdef PCVT_SUPPORT + "pcvt", +#endif +#ifdef WSCONS_SUPPORT + "wscons", +#endif +}; + + +/* + * Functions to probe for the existance of a supported console driver. + * Any function returns either a valid file descriptor (driver probed + * succesfully), -1 (driver not found), or uses FatalError() if the + * driver was found but proved to not support the required mode to run + * an X server. + */ + +typedef int (*xf86ConsOpen_t)(void); + +#ifdef PCCONS_SUPPORT +static int xf86OpenPccons(void); +#endif /* PCCONS_SUPPORT */ + +#ifdef SYSCONS_SUPPORT +static int xf86OpenSyscons(void); +#endif /* SYSCONS_SUPPORT */ + +#ifdef PCVT_SUPPORT +static int xf86OpenPcvt(void); +#endif /* PCVT_SUPPORT */ + +#ifdef WSCONS_SUPPORT +static int xf86OpenWScons(void); +#endif + +/* + * The sequence of the driver probes is important; start with the + * driver that is best distinguishable, and end with the most generic + * driver. (Otherwise, pcvt would also probe as syscons, and either + * pcvt or syscons might succesfully probe as pccons.) + */ +static xf86ConsOpen_t xf86ConsTab[] = { +#ifdef PCVT_SUPPORT + xf86OpenPcvt, +#endif +#ifdef SYSCONS_SUPPORT + xf86OpenSyscons, +#endif +#ifdef PCCONS_SUPPORT + xf86OpenPccons, +#endif +#ifdef WSCONS_SUPPORT + xf86OpenWScons, +#endif + (xf86ConsOpen_t)NULL +}; + + +void +xf86OpenConsole() +{ + int i, fd = -1; + xf86ConsOpen_t *driver; +#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT) + int result; +#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) + struct utsname uts; +#endif + vtmode_t vtmode; +#endif + + if (serverGeneration == 1) + { + /* check if we are run with euid==0 */ + if (geteuid() != 0) + { + FatalError("xf86OpenConsole: Server must be suid root"); + } + + if (!KeepTty) + { + /* + * detaching the controlling tty solves problems of kbd character + * loss. This is not interesting for CO driver, because it is + * exclusive. + */ + setpgrp(0, getpid()); + if ((i = open("/dev/tty",O_RDWR)) >= 0) + { + ioctl(i,TIOCNOTTY,(char *)0); + close(i); + } + } + + /* detect which driver we are running on */ + for (driver = xf86ConsTab; *driver; driver++) + { + if ((fd = (*driver)()) >= 0) + break; + } + + /* Check that a supported console driver was found */ + if (fd < 0) + { + char cons_drivers[80] = {0, }; + for (i = 0; i < sizeof(supported_drivers) / sizeof(char *); i++) + { + if (i) + { + strcat(cons_drivers, ", "); + } + strcat(cons_drivers, supported_drivers[i]); + } + FatalError( + "%s: No console driver found\n\tSupported drivers: %s\n\t%s", + "xf86OpenConsole", cons_drivers, CHECK_DRIVER_MSG); + } +#if 0 /* stdin is already closed in OsInit() */ + fclose(stdin); +#endif + xf86Info.consoleFd = fd; + xf86Info.screenFd = fd; + + switch (xf86Info.consType) + { +#ifdef PCCONS_SUPPORT + case PCCONS: + if (ioctl (xf86Info.consoleFd, CONSOLE_X_MODE_ON, 0) < 0) + { + FatalError("%s: CONSOLE_X_MODE_ON failed (%s)\n%s", + "xf86OpenConsole", strerror(errno), + CHECK_DRIVER_MSG); + } + /* + * Hack to prevent keyboard hanging when syslogd closes + * /dev/console + */ + if ((devConsoleFd = open("/dev/console", O_WRONLY,0)) < 0) + { + xf86Msg(X_WARNING, + "xf86OpenConsole: couldn't open /dev/console (%s)\n", + strerror(errno)); + } + break; +#endif +#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT) + case SYSCONS: + /* as of FreeBSD 2.2.8, syscons driver does not need the #1 vt + * switching anymore. Here we check for FreeBSD 3.1 and up. + * Add cases for other *BSD that behave the same. + */ +#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) + uname (&uts); + i = atof(uts.release) * 100; + if (i >= 310) goto acquire_vt; +#endif + /* otherwise fall through */ + case PCVT: +#if !(defined(__NetBSD__) && (__NetBSD_Version__ >= 200000000)) + /* + * First activate the #1 VT. This is a hack to allow a server + * to be started while another one is active. There should be + * a better way. + */ + if (initialVT != 1) { + + if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, 1) != 0) + { + xf86Msg(X_WARNING, + "xf86OpenConsole: VT_ACTIVATE failed\n"); + } + sleep(1); + } +#endif +acquire_vt: + if (!ShareVTs) { + /* + * now get the VT + */ + SYSCALL(result = + ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno)); + if (result != 0) + { + xf86Msg(X_WARNING, "xf86OpenConsole: VT_ACTIVATE failed\n"); + } + SYSCALL(result = + ioctl(xf86Info.consoleFd, VT_WAITACTIVE, xf86Info.vtno)); + if (result != 0) + { + xf86Msg(X_WARNING, "xf86OpenConsole: VT_WAITACTIVE failed\n"); + } + + signal(SIGUSR1, xf86VTRequest); + + vtmode.mode = VT_PROCESS; + vtmode.relsig = SIGUSR1; + vtmode.acqsig = SIGUSR1; + vtmode.frsig = SIGUSR1; + if (ioctl(xf86Info.consoleFd, VT_SETMODE, &vtmode) < 0) + { + FatalError("xf86OpenConsole: VT_SETMODE VT_PROCESS failed"); + } + #if !defined(USE_DEV_IO) && !defined(USE_I386_IOPL) + if (ioctl(xf86Info.consoleFd, KDENABIO, 0) < 0) + { + FatalError("xf86OpenConsole: KDENABIO failed (%s)", + strerror(errno)); + } + #endif + if (ioctl(xf86Info.consoleFd, KDSETMODE, KD_GRAPHICS) < 0) + { + FatalError("xf86OpenConsole: KDSETMODE KD_GRAPHICS failed"); + } + } else { /* ShareVTs */ + close(xf86Info.consoleFd); + } + break; +#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */ +#ifdef WSCONS_SUPPORT + case WSCONS: + /* Nothing to do */ + break; +#endif + } + } + else + { + /* serverGeneration != 1 */ +#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT) + if (!ShareVTs) if (xf86Info.consType == SYSCONS || xf86Info.consType == PCVT) + { + if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, xf86Info.vtno) != 0) + { + xf86Msg(X_WARNING, "xf86OpenConsole: VT_ACTIVATE failed\n"); + } + } +#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */ + } + return; +} + + +#ifdef PCCONS_SUPPORT + +static int +xf86OpenPccons() +{ + int fd = -1; + + if ((fd = open(PCCONS_CONSOLE_DEV1, PCCONS_CONSOLE_MODE, 0)) + >= 0 || + (fd = open(PCCONS_CONSOLE_DEV2, PCCONS_CONSOLE_MODE, 0)) + >= 0) + { + if (ioctl(fd, CONSOLE_X_MODE_OFF, 0) < 0) + { + FatalError( + "%s: CONSOLE_X_MODE_OFF failed (%s)\n%s\n%s", + "xf86OpenPccons", + strerror(errno), + "Was expecting pccons driver with X support", + CHECK_DRIVER_MSG); + } + xf86Info.consType = PCCONS; + xf86Msg(X_PROBED, "Using pccons driver with X support\n"); + } + return fd; +} + +#endif /* PCCONS_SUPPORT */ + +#ifdef SYSCONS_SUPPORT + +static int +xf86OpenSyscons() +{ + int fd = -1; + vtmode_t vtmode; + char vtname[12]; + struct stat status; + long syscons_version; + MessageType from; + + /* Check for syscons */ + if ((fd = open(SYSCONS_CONSOLE_DEV1, SYSCONS_CONSOLE_MODE, 0)) >= 0 + || (fd = open(SYSCONS_CONSOLE_DEV2, SYSCONS_CONSOLE_MODE, 0)) >= 0) + { + if (ioctl(fd, VT_GETMODE, &vtmode) >= 0) + { + /* Get syscons version */ + if (ioctl(fd, CONS_GETVERS, &syscons_version) < 0) + { + syscons_version = 0; + } + + xf86Info.vtno = VTnum; + from = X_CMDLINE; + +#ifdef VT_GETACTIVE + if (ioctl(fd, VT_GETACTIVE, &initialVT) < 0) + initialVT = -1; +#endif + if (ShareVTs) + xf86Info.vtno = initialVT; + + if (xf86Info.vtno == -1) + { + /* + * For old syscons versions (<0x100), VT_OPENQRY returns + * the current VT rather than the next free VT. In this + * case, the server gets started on the current VT instead + * of the next free VT. + */ + +#if 0 + /* check for the fixed VT_OPENQRY */ + if (syscons_version >= 0x100) + { +#endif + if (ioctl(fd, VT_OPENQRY, &xf86Info.vtno) < 0) + { + /* No free VTs */ + xf86Info.vtno = -1; + } +#if 0 + } +#endif + + if (xf86Info.vtno == -1) + { + /* + * All VTs are in use. If initialVT was found, use it. + * Otherwise, if stdin is a VT, use that one. + * XXX stdin is already closed, so this won't work. + */ + if (initialVT != -1) + { + xf86Info.vtno = initialVT; + } + else if ((fstat(0, &status) >= 0) + && S_ISCHR(status.st_mode) + && (ioctl(0, VT_GETMODE, &vtmode) >= 0)) + { + /* stdin is a VT */ + xf86Info.vtno = minor(status.st_rdev) + 1; + } + else + { + if (syscons_version >= 0x100) + { + FatalError("%s: Cannot find a free VT", + "xf86OpenSyscons"); + } + /* Should no longer reach here */ + FatalError("%s: %s %s\n\t%s %s", + "xf86OpenSyscons", + "syscons versions prior to 1.0 require", + "either the", + "server's stdin be a VT", + "or the use of the vtxx server option"); + } + } + from = X_PROBED; + } + + close(fd); +#ifndef __OpenBSD__ + sprintf(vtname, "/dev/ttyv%01x", xf86Info.vtno - 1); +#else + sprintf(vtname, "/dev/ttyC%01x", xf86Info.vtno - 1); +#endif + if ((fd = open(vtname, SYSCONS_CONSOLE_MODE, 0)) < 0) + { + FatalError("xf86OpenSyscons: Cannot open %s (%s)", + vtname, strerror(errno)); + } + if (ioctl(fd, VT_GETMODE, &vtmode) < 0) + { + FatalError("xf86OpenSyscons: VT_GETMODE failed"); + } + xf86Info.consType = SYSCONS; + xf86Msg(X_PROBED, "Using syscons driver with X support"); + if (syscons_version >= 0x100) + { + xf86ErrorF(" (version %ld.%ld)\n", syscons_version >> 8, + syscons_version & 0xFF); + } + else + { + xf86ErrorF(" (version 0.x)\n"); + } + xf86Msg(from, "using VT number %d\n\n", xf86Info.vtno); + } + else + { + /* VT_GETMODE failed, probably not syscons */ + close(fd); + fd = -1; + } + } + return fd; +} + +#endif /* SYSCONS_SUPPORT */ + + +#ifdef PCVT_SUPPORT + +static int +xf86OpenPcvt() +{ + /* This looks much like syscons, since pcvt is API compatible */ + int fd = -1; + vtmode_t vtmode; + char vtname[12], *vtprefix; + struct stat status; + struct pcvtid pcvt_version; + +#ifndef __OpenBSD__ + vtprefix = "/dev/ttyv"; +#else + vtprefix = "/dev/ttyC"; +#endif + + fd = open(PCVT_CONSOLE_DEV, PCVT_CONSOLE_MODE, 0); +#ifdef WSCONS_PCVT_COMPAT_CONSOLE_DEV + if (fd < 0) + { + fd = open(WSCONS_PCVT_COMPAT_CONSOLE_DEV, PCVT_CONSOLE_MODE, 0); + vtprefix = "/dev/ttyE"; + } +#endif + if (fd >= 0) + { + if (ioctl(fd, VGAPCVTID, &pcvt_version) >= 0) + { + if(ioctl(fd, VT_GETMODE, &vtmode) < 0) + { + FatalError("%s: VT_GETMODE failed\n%s%s\n%s", + "xf86OpenPcvt", + "Found pcvt driver but X11 seems to be", + " not supported.", CHECK_DRIVER_MSG); + } + + xf86Info.vtno = VTnum; + + if (ioctl(fd, VT_GETACTIVE, &initialVT) < 0) + initialVT = -1; + + if (xf86Info.vtno == -1) + { + if (ioctl(fd, VT_OPENQRY, &xf86Info.vtno) < 0) + { + /* No free VTs */ + xf86Info.vtno = -1; + } + + if (xf86Info.vtno == -1) + { + /* + * All VTs are in use. If initialVT was found, use it. + * Otherwise, if stdin is a VT, use that one. + * XXX stdin is already closed, so this won't work. + */ + if (initialVT != -1) + { + xf86Info.vtno = initialVT; + } + else if ((fstat(0, &status) >= 0) + && S_ISCHR(status.st_mode) + && (ioctl(0, VT_GETMODE, &vtmode) >= 0)) + { + /* stdin is a VT */ + xf86Info.vtno = minor(status.st_rdev) + 1; + } + else + { + FatalError("%s: Cannot find a free VT", + "xf86OpenPcvt"); + } + } + } + + close(fd); + sprintf(vtname, "%s%01x", vtprefix, xf86Info.vtno - 1); + if ((fd = open(vtname, PCVT_CONSOLE_MODE, 0)) < 0) + { + ErrorF("xf86OpenPcvt: Cannot open %s (%s)", + vtname, strerror(errno)); + xf86Info.vtno = initialVT; + sprintf(vtname, "%s%01x", vtprefix, xf86Info.vtno - 1); + if ((fd = open(vtname, PCVT_CONSOLE_MODE, 0)) < 0) { + FatalError("xf86OpenPcvt: Cannot open %s (%s)", + vtname, strerror(errno)); + } + } + if (ioctl(fd, VT_GETMODE, &vtmode) < 0) + { + FatalError("xf86OpenPcvt: VT_GETMODE failed"); + } + xf86Info.consType = PCVT; +#ifdef WSCONS_SUPPORT + xf86Msg(X_PROBED, + "Using wscons driver on %s in pcvt compatibility mode " + "(version %d.%d)\n", vtname, + pcvt_version.rmajor, pcvt_version.rminor); +#else + xf86Msg(X_PROBED, "Using pcvt driver (version %d.%d)\n", + pcvt_version.rmajor, pcvt_version.rminor); +#endif + } + else + { + /* Not pcvt */ + close(fd); + fd = -1; + } + } + return fd; +} + +#endif /* PCVT_SUPPORT */ + +#ifdef WSCONS_SUPPORT + +static int +xf86OpenWScons() +{ + int fd = -1; + int mode = WSDISPLAYIO_MODE_MAPPED; + int i; + char ttyname[16]; + + /* XXX Is this ok? */ + for (i = 0; i < 8; i++) { +#if defined(__NetBSD__) + sprintf(ttyname, "/dev/ttyE%d", i); +#elif defined(__OpenBSD__) + sprintf(ttyname, "/dev/ttyC%x", i); +#endif + if ((fd = open(ttyname, 2)) != -1) + break; + } + if (fd != -1) { + if (ioctl(fd, WSDISPLAYIO_SMODE, &mode) < 0) { + FatalError("%s: WSDISPLAYIO_MODE_MAPPED failed (%s)\n%s", + "xf86OpenConsole", strerror(errno), + CHECK_DRIVER_MSG); + } + xf86Info.consType = WSCONS; + xf86Msg(X_PROBED, "Using wscons driver\n"); + } + return fd; +} + +#endif /* WSCONS_SUPPORT */ + +void +xf86CloseConsole() +{ +#if defined(SYSCONS_SUPPORT) || defined(PCVT_SUPPORT) + struct vt_mode VT; +#endif + + if (ShareVTs) return; + + switch (xf86Info.consType) + { +#ifdef PCCONS_SUPPORT + case PCCONS: + ioctl (xf86Info.consoleFd, CONSOLE_X_MODE_OFF, 0); + break; +#endif /* PCCONS_SUPPORT */ +#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT) + case SYSCONS: + case PCVT: + ioctl(xf86Info.consoleFd, KDSETMODE, KD_TEXT); /* Back to text mode */ + if (ioctl(xf86Info.consoleFd, VT_GETMODE, &VT) != -1) + { + VT.mode = VT_AUTO; + ioctl(xf86Info.consoleFd, VT_SETMODE, &VT); /* dflt vt handling */ + } +#if !defined(OpenBSD) && !defined(USE_DEV_IO) && !defined(USE_I386_IOPL) + if (ioctl(xf86Info.consoleFd, KDDISABIO, 0) < 0) + { + xf86FatalError("xf86CloseConsole: KDDISABIO failed (%s)", + strerror(errno)); + } +#endif + if (initialVT != -1) + ioctl(xf86Info.consoleFd, VT_ACTIVATE, initialVT); + break; +#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */ +#ifdef WSCONS_SUPPORT + case WSCONS: + { + int mode = WSDISPLAYIO_MODE_EMUL; + ioctl(xf86Info.screenFd, WSDISPLAYIO_SMODE, &mode); + break; + } +#endif + } + + if (xf86Info.screenFd != xf86Info.consoleFd) + { + close(xf86Info.screenFd); + close(xf86Info.consoleFd); + if ((xf86Info.consoleFd = open("/dev/console",O_RDONLY,0)) <0) + { + xf86FatalError("xf86CloseConsole: Cannot open /dev/console (%s)", + strerror(errno)); + } + } + close(xf86Info.consoleFd); + if (devConsoleFd >= 0) + close(devConsoleFd); + return; +} + +int +xf86ProcessArgument(int argc, char *argv[], int i) +{ + /* + * Keep server from detaching from controlling tty. This is useful + * when debugging (so the server can receive keyboard signals. + */ + if (!strcmp(argv[i], "-keeptty")) + { + KeepTty = TRUE; + return 1; + } +#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT) + if (!strcmp(argv[i], "-sharevts")) + { + ShareVTs = TRUE; + return 1; + } + if ((argv[i][0] == 'v') && (argv[i][1] == 't')) + { + if (sscanf(argv[i], "vt%2d", &VTnum) == 0 || + VTnum < 1 || VTnum > 12) + { + UseMsg(); + VTnum = -1; + return 0; + } + return 1; + } +#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */ + return 0; +} + +void +xf86UseMsg() +{ +#if defined (SYSCONS_SUPPORT) || defined (PCVT_SUPPORT) + ErrorF("vtXX use the specified VT number (1-12)\n"); + ErrorF("-sharevts share VTs with another X server\n"); +#endif /* SYSCONS_SUPPORT || PCVT_SUPPORT */ + ErrorF("-keeptty "); + ErrorF("don't detach controlling tty (for debugging only)\n"); + return; +} |