From 96d6df5da9cddedf4931bf8e17f96e242467c661 Mon Sep 17 00:00:00 2001 From: marha Date: Wed, 27 Apr 2011 06:58:32 +0000 Subject: xserver libX11 libxtrans mesa pixman xkeyboard-config git update 27 Apr 2011 --- xorg-server/hw/xfree86/os-support/linux/lnx_init.c | 675 +++++++++++---------- 1 file changed, 345 insertions(+), 330 deletions(-) (limited to 'xorg-server/hw/xfree86/os-support/linux') diff --git a/xorg-server/hw/xfree86/os-support/linux/lnx_init.c b/xorg-server/hw/xfree86/os-support/linux/lnx_init.c index d1f29d909..77dfb2f16 100644 --- a/xorg-server/hw/xfree86/os-support/linux/lnx_init.c +++ b/xorg-server/hw/xfree86/os-support/linux/lnx_init.c @@ -1,330 +1,345 @@ -/* - * Copyright 1992 by Orest Zborowski - * Copyright 1993 by David Wexelblat - * - * 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 Orest Zborowski and David Wexelblat - * not be used in advertising or publicity pertaining to distribution of - * the software without specific, written prior permission. Orest Zborowski - * 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. - * - * OREST ZBOROWSKI AND DAVID WEXELBLAT DISCLAIMS ALL WARRANTIES WITH REGARD - * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND - * FITNESS, IN NO EVENT SHALL OREST ZBOROWSKI 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 -#endif - -#include -#include - -#include "compiler.h" - -#include "xf86.h" -#include "xf86Priv.h" -#include "xf86_OSlib.h" - -#include - -static Bool KeepTty = FALSE; -static Bool VTSwitch = TRUE; -static Bool ShareVTs = FALSE; -static int activeVT = -1; - -static char vtname[11]; -static struct termios tty_attr; /* tty state to restore */ -static int tty_mode; /* kbd mode to restore */ - -static void *console_handler; - -static void -drain_console(int fd, void *closure) -{ - errno = 0; - if (tcflush(fd, TCIOFLUSH) == -1 && errno == EIO) { - xf86RemoveGeneralHandler(console_handler); - console_handler = NULL; - } -} - -static void -switch_to(int vt, const char *from) -{ - if (ioctl(xf86Info.consoleFd, VT_ACTIVATE, vt) < 0) - FatalError("%s: VT_ACTIVATE failed: %s\n", from, strerror(errno)); - - if (ioctl(xf86Info.consoleFd, VT_WAITACTIVE, vt) < 0) - FatalError("%s: VT_WAITACTIVE failed: %s\n", from, strerror(errno)); -} - -void -xf86OpenConsole(void) -{ - int i, fd = -1; - struct vt_mode VT; - struct vt_stat vts; - MessageType from = X_PROBED; - char *tty0[] = { "/dev/tty0", "/dev/vc/0", NULL }; - char *vcs[] = { "/dev/vc/%d", "/dev/tty%d", NULL }; - - if (serverGeneration == 1) { - - /* when KeepTty check if we're run with euid==0 */ - if (KeepTty && geteuid() != 0) - FatalError("xf86OpenConsole:" - " Server must be suid root for option \"KeepTTY\"\n"); - - /* - * setup the virtual terminal manager - */ - if (xf86Info.vtno != -1) { - from = X_CMDLINE; - } else { - - i=0; - while (tty0[i] != NULL) { - if ((fd = open(tty0[i],O_WRONLY,0)) >= 0) - break; - i++; - } - - if (fd < 0) - FatalError( - "xf86OpenConsole: Cannot open /dev/tty0 (%s)\n", - strerror(errno)); - - if (ShareVTs) - { - if (ioctl(fd, VT_GETSTATE, &vts) == 0) - xf86Info.vtno = vts.v_active; - else - FatalError("xf86OpenConsole: Cannot find the current" - " VT (%s)\n", strerror(errno)); - } else { - if ((ioctl(fd, VT_OPENQRY, &xf86Info.vtno) < 0) || - (xf86Info.vtno == -1)) - FatalError("xf86OpenConsole: Cannot find a free VT: %s\n", - strerror(errno)); - } - close(fd); - } - - xf86Msg(from, "using VT number %d\n\n", xf86Info.vtno); - - if (!KeepTty) { - pid_t ppid = getppid(); - pid_t ppgid; - ppgid = getpgid(ppid); - - /* - * change to parent process group that pgid != pid so - * that setsid() doesn't fail and we become process - * group leader - */ - if (setpgid(0,ppgid) < 0) - xf86Msg(X_WARNING, "xf86OpenConsole: setpgid failed: %s\n", - strerror(errno)); - - /* become process group leader */ - if ((setsid() < 0)) - xf86Msg(X_WARNING, "xf86OpenConsole: setsid failed: %s\n", - strerror(errno)); - } - - i=0; - while (vcs[i] != NULL) { - sprintf(vtname, vcs[i], xf86Info.vtno); /* /dev/tty1-64 */ - if ((xf86Info.consoleFd = open(vtname, O_RDWR|O_NDELAY, 0)) >= 0) - break; - i++; - } - - if (xf86Info.consoleFd < 0) - FatalError("xf86OpenConsole: Cannot open virtual console" - " %d (%s)\n", xf86Info.vtno, strerror(errno)); - - /* - * Linux doesn't switch to an active vt after the last close of a vt, - * so we do this ourselves by remembering which is active now. - */ - if (ioctl(xf86Info.consoleFd, VT_GETSTATE, &vts) < 0) - xf86Msg(X_WARNING,"xf86OpenConsole: VT_GETSTATE failed: %s\n", - strerror(errno)); - else - activeVT = vts.v_active; - -#if 0 - if (!KeepTty) { - /* - * Detach from the controlling tty to avoid char loss - */ - if ((i = open("/dev/tty",O_RDWR)) >= 0) { - ioctl(i, TIOCNOTTY, 0); - close(i); - } - } -#endif - - if (!ShareVTs) - { - struct termios nTty; - - /* - * now get the VT. This _must_ succeed, or else fail completely. - */ - switch_to(xf86Info.vtno, "xf86OpenConsole"); - - if (ioctl(xf86Info.consoleFd, VT_GETMODE, &VT) < 0) - FatalError("xf86OpenConsole: VT_GETMODE failed %s\n", - strerror(errno)); - - 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: %s\n", - strerror(errno)); - - if (ioctl(xf86Info.consoleFd, KDSETMODE, KD_GRAPHICS) < 0) - FatalError("xf86OpenConsole: KDSETMODE KD_GRAPHICS failed %s\n", - strerror(errno)); - - tcgetattr(xf86Info.consoleFd, &tty_attr); - ioctl(xf86Info.consoleFd, KDGKBMODE, &tty_mode); - - if (ioctl(xf86Info.consoleFd, KDSKBMODE, K_RAW) < 0) - FatalError("xf86OpenConsole: KDSKBMODE K_RAW failed %s\n", - strerror(errno)); - - nTty = tty_attr; - nTty.c_iflag = (IGNPAR | IGNBRK) & (~PARMRK) & (~ISTRIP); - nTty.c_oflag = 0; - nTty.c_cflag = CREAD | CS8; - nTty.c_lflag = 0; - nTty.c_cc[VTIME]=0; - nTty.c_cc[VMIN]=1; - cfsetispeed(&nTty, 9600); - cfsetospeed(&nTty, 9600); - tcsetattr(xf86Info.consoleFd, TCSANOW, &nTty); - - /* need to keep the buffer clean, else the kernel gets angry */ - xf86SetConsoleHandler(drain_console, NULL); - - /* we really should have a InitOSInputDevices() function instead - * of Init?$#*&Device(). So I just place it here */ - } - } else { /* serverGeneration != 1 */ - if (!ShareVTs && VTSwitch) - { - /* now get the VT */ - switch_to(xf86Info.vtno, "xf86OpenConsole"); - } - } -} - -void -xf86CloseConsole(void) -{ - struct vt_mode VT; - - if (ShareVTs) { - close(xf86Info.consoleFd); - return; - } - - if (console_handler) { - xf86RemoveGeneralHandler(console_handler); - console_handler = NULL; - }; - - /* Back to text mode ... */ - if (ioctl(xf86Info.consoleFd, KDSETMODE, KD_TEXT) < 0) - xf86Msg(X_WARNING, "xf86CloseConsole: KDSETMODE failed: %s\n", - strerror(errno)); - - ioctl(xf86Info.consoleFd, KDSKBMODE, tty_mode); - tcsetattr(xf86Info.consoleFd, TCSANOW, &tty_attr); - - if (ioctl(xf86Info.consoleFd, VT_GETMODE, &VT) < 0) - xf86Msg(X_WARNING, "xf86CloseConsole: VT_GETMODE failed: %s\n", - strerror(errno)); - else { - /* set dflt vt handling */ - VT.mode = VT_AUTO; - if (ioctl(xf86Info.consoleFd, VT_SETMODE, &VT) < 0) - xf86Msg(X_WARNING, "xf86CloseConsole: VT_SETMODE failed: %s\n", - strerror(errno)); - } - - if (VTSwitch) - { - /* - * Perform a switch back to the active VT when we were started - */ - if (activeVT >= 0) { - switch_to(activeVT, "xf86CloseConsole"); - activeVT = -1; - } - } - close(xf86Info.consoleFd); /* make the vt-manager happy */ -} - -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 (!strcmp(argv[i], "-novtswitch")) - { - VTSwitch = FALSE; - return 1; - } - if (!strcmp(argv[i], "-sharevts")) - { - ShareVTs = TRUE; - return 1; - } - if ((argv[i][0] == 'v') && (argv[i][1] == 't')) - { - if (sscanf(argv[i], "vt%2d", &xf86Info.vtno) == 0) - { - UseMsg(); - xf86Info.vtno = -1; - return 0; - } - return 1; - } - return 0; -} - -void -xf86UseMsg(void) -{ - ErrorF("vtXX use the specified VT number\n"); - ErrorF("-keeptty "); - ErrorF("don't detach controlling tty (for debugging only)\n"); - ErrorF("-novtswitch don't immediately switch to new VT\n"); - ErrorF("-sharevts share VTs with another X server\n"); -} +/* + * Copyright 1992 by Orest Zborowski + * Copyright 1993 by David Wexelblat + * + * 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 Orest Zborowski and David Wexelblat + * not be used in advertising or publicity pertaining to distribution of + * the software without specific, written prior permission. Orest Zborowski + * 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. + * + * OREST ZBOROWSKI AND DAVID WEXELBLAT DISCLAIMS ALL WARRANTIES WITH REGARD + * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS, IN NO EVENT SHALL OREST ZBOROWSKI 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 +#endif + +#include +#include + +#include "compiler.h" + +#include "xf86.h" +#include "xf86Priv.h" +#include "xf86_OSlib.h" + +#include + +static Bool KeepTty = FALSE; +static Bool VTSwitch = TRUE; +static Bool ShareVTs = FALSE; +static int activeVT = -1; + +static char vtname[11]; +static struct termios tty_attr; /* tty state to restore */ +static int tty_mode; /* kbd mode to restore */ + +static void *console_handler; + +static void +drain_console(int fd, void *closure) +{ + errno = 0; + if (tcflush(fd, TCIOFLUSH) == -1 && errno == EIO) { + xf86RemoveGeneralHandler(console_handler); + console_handler = NULL; + } +} + +static void +switch_to(int vt, const char *from) +{ + int ret; + + SYSCALL(ret = ioctl(xf86Info.consoleFd, VT_ACTIVATE, vt)); + if (ret < 0) + FatalError("%s: VT_ACTIVATE failed: %s\n", from, strerror(errno)); + + SYSCALL(ret = ioctl(xf86Info.consoleFd, VT_WAITACTIVE, vt)); + if (ret < 0) + FatalError("%s: VT_WAITACTIVE failed: %s\n", from, strerror(errno)); +} + +void +xf86OpenConsole(void) +{ + int i, fd = -1, ret; + struct vt_mode VT; + struct vt_stat vts; + MessageType from = X_PROBED; + char *tty0[] = { "/dev/tty0", "/dev/vc/0", NULL }; + char *vcs[] = { "/dev/vc/%d", "/dev/tty%d", NULL }; + + if (serverGeneration == 1) { + + /* when KeepTty check if we're run with euid==0 */ + if (KeepTty && geteuid() != 0) + FatalError("xf86OpenConsole:" + " Server must be suid root for option \"KeepTTY\"\n"); + + /* + * setup the virtual terminal manager + */ + if (xf86Info.vtno != -1) { + from = X_CMDLINE; + } else { + + i=0; + while (tty0[i] != NULL) { + if ((fd = open(tty0[i],O_WRONLY,0)) >= 0) + break; + i++; + } + + if (fd < 0) + FatalError( + "xf86OpenConsole: Cannot open /dev/tty0 (%s)\n", + strerror(errno)); + + if (ShareVTs) + { + SYSCALL(ret = ioctl(fd, VT_GETSTATE, &vts)); + if (ret < 0) + FatalError("xf86OpenConsole: Cannot find the current" + " VT (%s)\n", strerror(errno)); + xf86Info.vtno = vts.v_active; + } else { + SYSCALL(ret = ioctl(fd, VT_OPENQRY, &xf86Info.vtno)); + if (ret < 0) + FatalError("xf86OpenConsole: Cannot find a free VT: " + "%s\n", strerror(errno)); + if (xf86Info.vtno == -1) + FatalError("xf86OpenConsole: Cannot find a free VT\n"); + } + close(fd); + } + + xf86Msg(from, "using VT number %d\n\n", xf86Info.vtno); + + if (!KeepTty) { + pid_t ppid = getppid(); + pid_t ppgid; + ppgid = getpgid(ppid); + + /* + * change to parent process group that pgid != pid so + * that setsid() doesn't fail and we become process + * group leader + */ + if (setpgid(0,ppgid) < 0) + xf86Msg(X_WARNING, "xf86OpenConsole: setpgid failed: %s\n", + strerror(errno)); + + /* become process group leader */ + if ((setsid() < 0)) + xf86Msg(X_WARNING, "xf86OpenConsole: setsid failed: %s\n", + strerror(errno)); + } + + i=0; + while (vcs[i] != NULL) { + sprintf(vtname, vcs[i], xf86Info.vtno); /* /dev/tty1-64 */ + if ((xf86Info.consoleFd = open(vtname, O_RDWR|O_NDELAY, 0)) >= 0) + break; + i++; + } + + if (xf86Info.consoleFd < 0) + FatalError("xf86OpenConsole: Cannot open virtual console" + " %d (%s)\n", xf86Info.vtno, strerror(errno)); + + /* + * Linux doesn't switch to an active vt after the last close of a vt, + * so we do this ourselves by remembering which is active now. + */ + SYSCALL(ret = ioctl(xf86Info.consoleFd, VT_GETSTATE, &vts)); + if (ret < 0) + xf86Msg(X_WARNING,"xf86OpenConsole: VT_GETSTATE failed: %s\n", + strerror(errno)); + else + activeVT = vts.v_active; + +#if 0 + if (!KeepTty) { + /* + * Detach from the controlling tty to avoid char loss + */ + if ((i = open("/dev/tty",O_RDWR)) >= 0) { + SYSCALL(ioctl(i, TIOCNOTTY, 0)); + close(i); + } + } +#endif + + if (!ShareVTs) + { + struct termios nTty; + + /* + * now get the VT. This _must_ succeed, or else fail completely. + */ + switch_to(xf86Info.vtno, "xf86OpenConsole"); + + SYSCALL(ret = ioctl(xf86Info.consoleFd, VT_GETMODE, &VT)); + if (ret < 0) + FatalError("xf86OpenConsole: VT_GETMODE failed %s\n", + strerror(errno)); + + signal(SIGUSR1, xf86VTRequest); + + VT.mode = VT_PROCESS; + VT.relsig = SIGUSR1; + VT.acqsig = SIGUSR1; + + SYSCALL(ret = ioctl(xf86Info.consoleFd, VT_SETMODE, &VT)); + if (ret < 0) + FatalError("xf86OpenConsole: VT_SETMODE VT_PROCESS failed: %s\n", + strerror(errno)); + + SYSCALL(ret = ioctl(xf86Info.consoleFd, KDSETMODE, KD_GRAPHICS)); + if (ret < 0) + FatalError("xf86OpenConsole: KDSETMODE KD_GRAPHICS failed %s\n", + strerror(errno)); + + tcgetattr(xf86Info.consoleFd, &tty_attr); + SYSCALL(ioctl(xf86Info.consoleFd, KDGKBMODE, &tty_mode)); + + SYSCALL(ret = ioctl(xf86Info.consoleFd, KDSKBMODE, K_RAW)); + if (ret < 0) + FatalError("xf86OpenConsole: KDSKBMODE K_RAW failed %s\n", + strerror(errno)); + + nTty = tty_attr; + nTty.c_iflag = (IGNPAR | IGNBRK) & (~PARMRK) & (~ISTRIP); + nTty.c_oflag = 0; + nTty.c_cflag = CREAD | CS8; + nTty.c_lflag = 0; + nTty.c_cc[VTIME]=0; + nTty.c_cc[VMIN]=1; + cfsetispeed(&nTty, 9600); + cfsetospeed(&nTty, 9600); + tcsetattr(xf86Info.consoleFd, TCSANOW, &nTty); + + /* need to keep the buffer clean, else the kernel gets angry */ + xf86SetConsoleHandler(drain_console, NULL); + + /* we really should have a InitOSInputDevices() function instead + * of Init?$#*&Device(). So I just place it here */ + } + } else { /* serverGeneration != 1 */ + if (!ShareVTs && VTSwitch) + { + /* now get the VT */ + switch_to(xf86Info.vtno, "xf86OpenConsole"); + } + } +} + +void +xf86CloseConsole(void) +{ + struct vt_mode VT; + int ret; + + if (ShareVTs) { + close(xf86Info.consoleFd); + return; + } + + if (console_handler) { + xf86RemoveGeneralHandler(console_handler); + console_handler = NULL; + }; + + /* Back to text mode ... */ + SYSCALL(ret = ioctl(xf86Info.consoleFd, KDSETMODE, KD_TEXT)); + if (ret < 0) + xf86Msg(X_WARNING, "xf86CloseConsole: KDSETMODE failed: %s\n", + strerror(errno)); + + SYSCALL(ioctl(xf86Info.consoleFd, KDSKBMODE, tty_mode)); + tcsetattr(xf86Info.consoleFd, TCSANOW, &tty_attr); + + SYSCALL(ret = ioctl(xf86Info.consoleFd, VT_GETMODE, &VT)); + if (ret < 0) + xf86Msg(X_WARNING, "xf86CloseConsole: VT_GETMODE failed: %s\n", + strerror(errno)); + else { + /* set dflt vt handling */ + VT.mode = VT_AUTO; + SYSCALL(ret = ioctl(xf86Info.consoleFd, VT_SETMODE, &VT)); + if (ret < 0) + xf86Msg(X_WARNING, "xf86CloseConsole: VT_SETMODE failed: %s\n", + strerror(errno)); + } + + if (VTSwitch) + { + /* + * Perform a switch back to the active VT when we were started + */ + if (activeVT >= 0) { + switch_to(activeVT, "xf86CloseConsole"); + activeVT = -1; + } + } + close(xf86Info.consoleFd); /* make the vt-manager happy */ +} + +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 (!strcmp(argv[i], "-novtswitch")) + { + VTSwitch = FALSE; + return 1; + } + if (!strcmp(argv[i], "-sharevts")) + { + ShareVTs = TRUE; + return 1; + } + if ((argv[i][0] == 'v') && (argv[i][1] == 't')) + { + if (sscanf(argv[i], "vt%2d", &xf86Info.vtno) == 0) + { + UseMsg(); + xf86Info.vtno = -1; + return 0; + } + return 1; + } + return 0; +} + +void +xf86UseMsg(void) +{ + ErrorF("vtXX use the specified VT number\n"); + ErrorF("-keeptty "); + ErrorF("don't detach controlling tty (for debugging only)\n"); + ErrorF("-novtswitch don't immediately switch to new VT\n"); + ErrorF("-sharevts share VTs with another X server\n"); +} -- cgit v1.2.3