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-rw-r--r--xorg-server/hw/dmx/dmxinit.c2056
1 files changed, 1028 insertions, 1028 deletions
diff --git a/xorg-server/hw/dmx/dmxinit.c b/xorg-server/hw/dmx/dmxinit.c
index e0e5d1228..bc1509b35 100644
--- a/xorg-server/hw/dmx/dmxinit.c
+++ b/xorg-server/hw/dmx/dmxinit.c
@@ -1,1028 +1,1028 @@
-/*
- * Copyright 2001-2004 Red Hat Inc., Durham, North Carolina.
- *
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation on the rights to use, copy, modify, merge,
- * publish, distribute, sublicense, and/or sell copies of the Software,
- * and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial
- * portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
- * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
- * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-/*
- * Authors:
- * Kevin E. Martin <kem@redhat.com>
- * David H. Dawes <dawes@xfree86.org>
- * Rickard E. (Rik) Faith <faith@redhat.com>
- *
- */
-
-/** \file
- * Provide expected functions for initialization from the ddx layer and
- * global variables for the DMX server. */
-
-#ifdef HAVE_DMX_CONFIG_H
-#include <dmx-config.h>
-#endif
-
-#include "dmx.h"
-#include "dmxinit.h"
-#include "dmxsync.h"
-#include "dmxlog.h"
-#include "dmxinput.h"
-#include "dmxscrinit.h"
-#include "dmxcursor.h"
-#include "dmxfont.h"
-#include "config/dmxconfig.h"
-#include "dmxcb.h"
-#include "dmxprop.h"
-#include "dmxstat.h"
-#include "dmxpict.h"
-
-#include <X11/Xos.h> /* For gettimeofday */
-#include "dixstruct.h"
-#ifdef PANORAMIX
-#include "panoramiXsrv.h"
-#endif
-
-#include <signal.h> /* For SIGQUIT */
-
-#ifdef GLXEXT
-#include <GL/glx.h>
-#include <GL/glxint.h>
-#include "dmx_glxvisuals.h"
-#include <X11/extensions/Xext.h>
-#include <X11/extensions/extutil.h>
-#endif /* GLXEXT */
-
-/* Global variables available to all Xserver/hw/dmx routines. */
-int dmxNumScreens;
-DMXScreenInfo *dmxScreens;
-
-int dmxNumInputs;
-DMXInputInfo *dmxInputs;
-
-int dmxShadowFB = FALSE;
-
-XErrorEvent dmxLastErrorEvent;
-Bool dmxErrorOccurred = FALSE;
-
-char *dmxFontPath = NULL;
-
-Bool dmxOffScreenOpt = TRUE;
-
-Bool dmxSubdividePrimitives = TRUE;
-
-Bool dmxLazyWindowCreation = TRUE;
-
-Bool dmxUseXKB = TRUE;
-
-int dmxDepth = 0;
-
-#ifndef GLXEXT
-static Bool dmxGLXProxy = FALSE;
-#else
-Bool dmxGLXProxy = TRUE;
-
-Bool dmxGLXSwapGroupSupport = TRUE;
-
-Bool dmxGLXSyncSwap = FALSE;
-
-Bool dmxGLXFinishSwap = FALSE;
-#endif
-
-Bool dmxIgnoreBadFontPaths = FALSE;
-
-Bool dmxAddRemoveScreens = FALSE;
-
-/* dmxErrorHandler catches errors that occur when calling one of the
- * back-end servers. Some of this code is based on _XPrintDefaultError
- * in xc/lib/X11/XlibInt.c */
-static int dmxErrorHandler(Display *dpy, XErrorEvent *ev)
-{
-#define DMX_ERROR_BUF_SIZE 256
- /* RATS: these buffers are only used in
- * length-limited calls. */
- char buf[DMX_ERROR_BUF_SIZE];
- char request[DMX_ERROR_BUF_SIZE];
- _XExtension *ext = NULL;
-
- dmxErrorOccurred = TRUE;
- dmxLastErrorEvent = *ev;
-
- XGetErrorText(dpy, ev->error_code, buf, sizeof(buf));
- dmxLog(dmxWarning, "dmxErrorHandler: %s\n", buf);
-
- /* Find major opcode name */
- if (ev->request_code < 128) {
- XmuSnprintf(request, sizeof(request), "%d", ev->request_code);
- XGetErrorDatabaseText(dpy, "XRequest", request, "", buf, sizeof(buf));
- } else {
- for (ext = dpy->ext_procs;
- ext && ext->codes.major_opcode != ev->request_code;
- ext = ext->next);
- if (ext) strncpy(buf, ext->name, sizeof(buf));
- else buf[0] = '\0';
- }
- dmxLog(dmxWarning, " Major opcode: %d (%s)\n",
- ev->request_code, buf);
-
- /* Find minor opcode name */
- if (ev->request_code >= 128 && ext) {
- XmuSnprintf(request, sizeof(request), "%d", ev->request_code);
- XmuSnprintf(request, sizeof(request), "%s.%d",
- ext->name, ev->minor_code);
- XGetErrorDatabaseText(dpy, "XRequest", request, "", buf, sizeof(buf));
- dmxLog(dmxWarning, " Minor opcode: %d (%s)\n",
- ev->minor_code, buf);
- }
-
- /* Provide value information */
- switch (ev->error_code) {
- case BadValue:
- dmxLog(dmxWarning, " Value: 0x%x\n",
- ev->resourceid);
- break;
- case BadAtom:
- dmxLog(dmxWarning, " AtomID: 0x%x\n",
- ev->resourceid);
- break;
- default:
- dmxLog(dmxWarning, " ResourceID: 0x%x\n",
- ev->resourceid);
- break;
- }
-
- /* Provide serial number information */
- dmxLog(dmxWarning, " Failed serial number: %d\n",
- ev->serial);
- dmxLog(dmxWarning, " Current serial number: %d\n",
- dpy->request);
- return 0;
-}
-
-#ifdef GLXEXT
-static int dmxNOPErrorHandler(Display *dpy, XErrorEvent *ev)
-{
- return 0;
-}
-#endif
-
-Bool dmxOpenDisplay(DMXScreenInfo *dmxScreen)
-{
- if (!(dmxScreen->beDisplay = XOpenDisplay(dmxScreen->name)))
- return FALSE;
-
- dmxPropertyDisplay(dmxScreen);
- return TRUE;
-}
-
-void dmxSetErrorHandler(DMXScreenInfo *dmxScreen)
-{
- XSetErrorHandler(dmxErrorHandler);
-}
-
-static void dmxPrintScreenInfo(DMXScreenInfo *dmxScreen)
-{
- XWindowAttributes attribs;
- int ndepths = 0, *depths = NULL;
- int i;
- Display *dpy = dmxScreen->beDisplay;
- Screen *s = DefaultScreenOfDisplay(dpy);
- int scr = DefaultScreen(dpy);
-
- XGetWindowAttributes(dpy, DefaultRootWindow(dpy), &attribs);
- if (!(depths = XListDepths(dpy, scr, &ndepths))) ndepths = 0;
-
- dmxLogOutput(dmxScreen, "Name of display: %s\n", DisplayString(dpy));
- dmxLogOutput(dmxScreen, "Version number: %d.%d\n",
- ProtocolVersion(dpy), ProtocolRevision(dpy));
- dmxLogOutput(dmxScreen, "Vendor string: %s\n", ServerVendor(dpy));
- if (!strstr(ServerVendor(dpy), "XFree86")) {
- dmxLogOutput(dmxScreen, "Vendor release: %d\n", VendorRelease(dpy));
- } else {
- /* This code based on xdpyinfo.c */
- int v = VendorRelease(dpy);
- int major = -1, minor = -1, patch = -1, subpatch = -1;
-
- if (v < 336)
- major = v / 100, minor = (v / 10) % 10, patch = v % 10;
- else if (v < 3900) {
- major = v / 1000;
- minor = (v / 100) % 10;
- if (((v / 10) % 10) || (v % 10)) {
- patch = (v / 10) % 10;
- if (v % 10) subpatch = v % 10;
- }
- } else if (v < 40000000) {
- major = v / 1000;
- minor = (v / 10) % 10;
- if (v % 10) patch = v % 10;
- } else {
- major = v / 10000000;
- minor = (v / 100000) % 100;
- patch = (v / 1000) % 100;
- if (v % 1000) subpatch = v % 1000;
- }
- dmxLogOutput(dmxScreen, "Vendor release: %d (XFree86 version: %d.%d",
- v, major, minor);
- if (patch > 0) dmxLogOutputCont(dmxScreen, ".%d", patch);
- if (subpatch > 0) dmxLogOutputCont(dmxScreen, ".%d", subpatch);
- dmxLogOutputCont(dmxScreen, ")\n");
- }
-
-
- dmxLogOutput(dmxScreen, "Dimensions: %dx%d pixels\n",
- attribs.width, attribs.height);
- dmxLogOutput(dmxScreen, "%d depths on screen %d: ", ndepths, scr);
- for (i = 0; i < ndepths; i++)
- dmxLogOutputCont(dmxScreen, "%c%d", i ? ',' : ' ', depths[i]);
- dmxLogOutputCont(dmxScreen, "\n");
- dmxLogOutput(dmxScreen, "Depth of root window: %d plane%s (%d)\n",
- attribs.depth, attribs.depth == 1 ? "" : "s",
- DisplayPlanes(dpy, scr));
- dmxLogOutput(dmxScreen, "Number of colormaps: %d min, %d max\n",
- MinCmapsOfScreen(s), MaxCmapsOfScreen(s));
- dmxLogOutput(dmxScreen, "Options: backing-store %s, save-unders %s\n",
- (DoesBackingStore (s) == NotUseful) ? "no" :
- ((DoesBackingStore (s) == Always) ? "yes" : "when mapped"),
- DoesSaveUnders (s) ? "yes" : "no");
- dmxLogOutput(dmxScreen, "Window Manager running: %s\n",
- (dmxScreen->WMRunningOnBE) ? "yes" : "no");
-
- if (dmxScreen->WMRunningOnBE) {
- dmxLogOutputWarning(dmxScreen,
- "Window manager running "
- "-- colormaps not supported\n");
- }
- XFree(depths);
-}
-
-void dmxGetScreenAttribs(DMXScreenInfo *dmxScreen)
-{
- XWindowAttributes attribs;
- Display *dpy = dmxScreen->beDisplay;
-#ifdef GLXEXT
- int dummy;
-#endif
-
- XGetWindowAttributes(dpy, DefaultRootWindow(dpy), &attribs);
-
- dmxScreen->beWidth = attribs.width;
- dmxScreen->beHeight = attribs.height;
-
- /* Fill in missing geometry information */
- if (dmxScreen->scrnXSign < 0) {
- if (dmxScreen->scrnWidth) {
- dmxScreen->scrnX = (attribs.width - dmxScreen->scrnWidth
- - dmxScreen->scrnX);
- } else {
- dmxScreen->scrnWidth = attribs.width - dmxScreen->scrnX;
- dmxScreen->scrnX = 0;
- }
- }
- if (dmxScreen->scrnYSign < 0) {
- if (dmxScreen->scrnHeight) {
- dmxScreen->scrnY = (attribs.height - dmxScreen->scrnHeight
- - dmxScreen->scrnY);
- } else {
- dmxScreen->scrnHeight = attribs.height - dmxScreen->scrnY;
- dmxScreen->scrnY = 0;
- }
- }
- if (!dmxScreen->scrnWidth)
- dmxScreen->scrnWidth = attribs.width - dmxScreen->scrnX;
- if (!dmxScreen->scrnHeight)
- dmxScreen->scrnHeight = attribs.height - dmxScreen->scrnY;
-
- if (!dmxScreen->rootWidth) dmxScreen->rootWidth = dmxScreen->scrnWidth;
- if (!dmxScreen->rootHeight) dmxScreen->rootHeight = dmxScreen->scrnHeight;
- if (dmxScreen->rootWidth + dmxScreen->rootX > dmxScreen->scrnWidth)
- dmxScreen->rootWidth = dmxScreen->scrnWidth - dmxScreen->rootX;
- if (dmxScreen->rootHeight + dmxScreen->rootY > dmxScreen->scrnHeight)
- dmxScreen->rootHeight = dmxScreen->scrnHeight - dmxScreen->rootY;
-
- /* FIXME: Get these from the back-end server */
- dmxScreen->beXDPI = 75;
- dmxScreen->beYDPI = 75;
-
- dmxScreen->beDepth = attribs.depth; /* FIXME: verify that this
- * works always. In
- * particular, this will work
- * well for depth=16, will fail
- * because of colormap issues
- * at depth 8. More work needs
- * to be done here. */
-
- if (dmxScreen->beDepth <= 8) dmxScreen->beBPP = 8;
- else if (dmxScreen->beDepth <= 16) dmxScreen->beBPP = 16;
- else dmxScreen->beBPP = 32;
-
-#ifdef GLXEXT
- /* get the majorOpcode for the back-end GLX extension */
- XQueryExtension(dpy, "GLX", &dmxScreen->glxMajorOpcode,
- &dummy, &dmxScreen->glxErrorBase);
-#endif
-
- dmxPrintScreenInfo(dmxScreen);
- dmxLogOutput(dmxScreen, "%dx%d+%d+%d on %dx%d at depth=%d, bpp=%d\n",
- dmxScreen->scrnWidth, dmxScreen->scrnHeight,
- dmxScreen->scrnX, dmxScreen->scrnY,
- dmxScreen->beWidth, dmxScreen->beHeight,
- dmxScreen->beDepth, dmxScreen->beBPP);
- if (dmxScreen->beDepth == 8)
- dmxLogOutputWarning(dmxScreen,
- "Support for depth == 8 is not complete\n");
-}
-
-Bool dmxGetVisualInfo(DMXScreenInfo *dmxScreen)
-{
- int i;
- XVisualInfo visinfo;
-
- visinfo.screen = DefaultScreen(dmxScreen->beDisplay);
- dmxScreen->beVisuals = XGetVisualInfo(dmxScreen->beDisplay,
- VisualScreenMask,
- &visinfo,
- &dmxScreen->beNumVisuals);
-
- dmxScreen->beDefVisualIndex = -1;
-
- if (defaultColorVisualClass >= 0 || dmxDepth > 0) {
- for (i = 0; i < dmxScreen->beNumVisuals; i++)
- if (defaultColorVisualClass >= 0) {
- if (dmxScreen->beVisuals[i].class == defaultColorVisualClass) {
- if (dmxDepth > 0) {
- if (dmxScreen->beVisuals[i].depth == dmxDepth) {
- dmxScreen->beDefVisualIndex = i;
- break;
- }
- } else {
- dmxScreen->beDefVisualIndex = i;
- break;
- }
- }
- } else if (dmxScreen->beVisuals[i].depth == dmxDepth) {
- dmxScreen->beDefVisualIndex = i;
- break;
- }
- } else {
- visinfo.visualid =
- XVisualIDFromVisual(DefaultVisual(dmxScreen->beDisplay,
- visinfo.screen));
-
- for (i = 0; i < dmxScreen->beNumVisuals; i++)
- if (visinfo.visualid == dmxScreen->beVisuals[i].visualid) {
- dmxScreen->beDefVisualIndex = i;
- break;
- }
- }
-
- for (i = 0; i < dmxScreen->beNumVisuals; i++)
- dmxLogVisual(dmxScreen, &dmxScreen->beVisuals[i],
- (i == dmxScreen->beDefVisualIndex));
-
- return dmxScreen->beDefVisualIndex >= 0;
-}
-
-void dmxGetColormaps(DMXScreenInfo *dmxScreen)
-{
- int i;
-
- dmxScreen->beNumDefColormaps = dmxScreen->beNumVisuals;
- dmxScreen->beDefColormaps = malloc(dmxScreen->beNumDefColormaps *
- sizeof(*dmxScreen->beDefColormaps));
-
- for (i = 0; i < dmxScreen->beNumDefColormaps; i++)
- dmxScreen->beDefColormaps[i] =
- XCreateColormap(dmxScreen->beDisplay,
- DefaultRootWindow(dmxScreen->beDisplay),
- dmxScreen->beVisuals[i].visual,
- AllocNone);
-
- dmxScreen->beBlackPixel = BlackPixel(dmxScreen->beDisplay,
- DefaultScreen(dmxScreen->beDisplay));
- dmxScreen->beWhitePixel = WhitePixel(dmxScreen->beDisplay,
- DefaultScreen(dmxScreen->beDisplay));
-}
-
-void dmxGetPixmapFormats(DMXScreenInfo *dmxScreen)
-{
- dmxScreen->beDepths =
- XListDepths(dmxScreen->beDisplay, DefaultScreen(dmxScreen->beDisplay),
- &dmxScreen->beNumDepths);
-
- dmxScreen->bePixmapFormats =
- XListPixmapFormats(dmxScreen->beDisplay,
- &dmxScreen->beNumPixmapFormats);
-}
-
-static Bool dmxSetPixmapFormats(ScreenInfo *pScreenInfo,
- DMXScreenInfo *dmxScreen)
-{
- XPixmapFormatValues *bePixmapFormat;
- PixmapFormatRec *format;
- int i, j;
-
- pScreenInfo->imageByteOrder = ImageByteOrder(dmxScreen->beDisplay);
- pScreenInfo->bitmapScanlineUnit = BitmapUnit(dmxScreen->beDisplay);
- pScreenInfo->bitmapScanlinePad = BitmapPad(dmxScreen->beDisplay);
- pScreenInfo->bitmapBitOrder = BitmapBitOrder(dmxScreen->beDisplay);
-
- pScreenInfo->numPixmapFormats = 0;
- for (i = 0; i < dmxScreen->beNumPixmapFormats; i++) {
- bePixmapFormat = &dmxScreen->bePixmapFormats[i];
- for (j = 0; j < dmxScreen->beNumDepths; j++)
- if ((bePixmapFormat->depth == 1) ||
- (bePixmapFormat->depth == dmxScreen->beDepths[j])) {
- format = &pScreenInfo->formats[pScreenInfo->numPixmapFormats];
-
- format->depth = bePixmapFormat->depth;
- format->bitsPerPixel = bePixmapFormat->bits_per_pixel;
- format->scanlinePad = bePixmapFormat->scanline_pad;
-
- pScreenInfo->numPixmapFormats++;
- break;
- }
- }
-
- return TRUE;
-}
-
-void dmxCheckForWM(DMXScreenInfo *dmxScreen)
-{
- Status status;
- XWindowAttributes xwa;
-
- status = XGetWindowAttributes(dmxScreen->beDisplay,
- DefaultRootWindow(dmxScreen->beDisplay),
- &xwa);
- dmxScreen->WMRunningOnBE =
- (status &&
- ((xwa.all_event_masks & SubstructureRedirectMask) ||
- (xwa.all_event_masks & SubstructureNotifyMask)));
-}
-
-/** Initialize the display and collect relevant information about the
- * display properties */
-static void dmxDisplayInit(DMXScreenInfo *dmxScreen)
-{
- if (!dmxOpenDisplay(dmxScreen))
- dmxLog(dmxFatal,
- "dmxOpenDisplay: Unable to open display %s\n",
- dmxScreen->name);
-
- dmxSetErrorHandler(dmxScreen);
- dmxCheckForWM(dmxScreen);
- dmxGetScreenAttribs(dmxScreen);
-
- if (!dmxGetVisualInfo(dmxScreen))
- dmxLog(dmxFatal, "dmxGetVisualInfo: No matching visuals found\n");
-
- dmxGetColormaps(dmxScreen);
- dmxGetPixmapFormats(dmxScreen);
-}
-
-/* If this doesn't compile, just add || defined(yoursystem) to the line
- * below. This information is to help with bug reports and is not
- * critical. */
-#if !defined(_POSIX_SOURCE)
-static const char *dmxExecOS(void) { return ""; }
-#else
-#include <sys/utsname.h>
-static const char *dmxExecOS(void)
-{
- static char buffer[128];
- static int initialized = 0;
- struct utsname u;
-
- if (!initialized++) {
- memset(buffer, 0, sizeof(buffer));
- uname(&u);
- XmuSnprintf(buffer, sizeof(buffer)-1, "%s %s %s",
- u.sysname, u.release, u.version);
- }
- return buffer;
-}
-#endif
-
-static const char *dmxBuildCompiler(void)
-{
- static char buffer[128];
- static int initialized = 0;
-
- if (!initialized++) {
- memset(buffer, 0, sizeof(buffer));
-#if defined(__GNUC__) && defined(__GNUC_MINOR__) &&defined(__GNUC_PATCHLEVEL__)
- XmuSnprintf(buffer, sizeof(buffer)-1, "gcc %d.%d.%d",
- __GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__);
-#endif
- }
- return buffer;
-}
-
-static const char *dmxExecHost(void)
-{
- static char buffer[128];
- static int initialized = 0;
-
- if (!initialized++) {
- memset(buffer, 0, sizeof(buffer));
- XmuGetHostname(buffer, sizeof(buffer) - 1);
- }
- return buffer;
-}
-
-/** This routine is called in Xserver/dix/main.c from \a main(). */
-void InitOutput(ScreenInfo *pScreenInfo, int argc, char *argv[])
-{
- int i;
- static unsigned long dmxGeneration = 0;
-#ifdef GLXEXT
- Bool glxSupported = TRUE;
-#endif
-
- if (dmxGeneration != serverGeneration) {
- int vendrel = VENDOR_RELEASE;
- int major, minor, year, month, day;
-
- dmxGeneration = serverGeneration;
-
- major = vendrel / 100000000;
- vendrel -= major * 100000000;
- minor = vendrel / 1000000;
- vendrel -= minor * 1000000;
- year = vendrel / 10000;
- vendrel -= year * 10000;
- month = vendrel / 100;
- vendrel -= month * 100;
- day = vendrel;
-
- /* Add other epoch tests here */
- if (major > 0 && minor > 0) year += 2000;
-
- dmxLog(dmxInfo, "Generation: %d\n", dmxGeneration);
- dmxLog(dmxInfo, "DMX version: %d.%d.%02d%02d%02d (%s)\n",
- major, minor, year, month, day, VENDOR_STRING);
-
- SetVendorRelease(VENDOR_RELEASE);
- SetVendorString(VENDOR_STRING);
-
- if (dmxGeneration == 1) {
- dmxLog(dmxInfo, "DMX Build OS: %s (%s)\n", OSNAME, OSVENDOR);
- dmxLog(dmxInfo, "DMX Build Compiler: %s\n", dmxBuildCompiler());
- dmxLog(dmxInfo, "DMX Execution OS: %s\n", dmxExecOS());
- dmxLog(dmxInfo, "DMX Execution Host: %s\n", dmxExecHost());
- }
- dmxLog(dmxInfo, "MAXSCREENS: %d\n", MAXSCREENS);
-
- for (i = 0; i < dmxNumScreens; i++) {
- if (dmxScreens[i].beDisplay)
- dmxLog(dmxWarning, "Display \"%s\" still open\n",
- dmxScreens[i].name);
- dmxStatFree(dmxScreens[i].stat);
- dmxScreens[i].stat = NULL;
- }
- for (i = 0; i < dmxNumInputs; i++) dmxInputFree(&dmxInputs[i]);
- free(dmxScreens);
- free(dmxInputs);
- dmxScreens = NULL;
- dmxInputs = NULL;
- dmxNumScreens = 0;
- dmxNumInputs = 0;
- }
-
- /* Make sure that the command-line arguments are sane. */
- if (dmxAddRemoveScreens && dmxGLXProxy) {
- /* Currently it is not possible to support GLX and Render
- * extensions with dynamic screen addition/removal due to the
- * state that each extension keeps, which cannot be restored. */
- dmxLog(dmxWarning,
- "GLX Proxy and Render extensions do not yet support dynamic\n");
- dmxLog(dmxWarning,
- "screen addition and removal. Please specify -noglxproxy\n");
- dmxLog(dmxWarning,
- "and -norender on the command line or in the configuration\n");
- dmxLog(dmxWarning,
- "file to disable these two extensions if you wish to use\n");
- dmxLog(dmxWarning,
- "the dynamic addition and removal of screens support.\n");
- dmxLog(dmxFatal,
- "Dynamic screen addition/removal error (see above).\n");
- }
-
- /* ddxProcessArgument has been called at this point, but any data
- * from the configuration file has not been applied. Do so, and be
- * sure we have at least one back-end display. */
- dmxConfigConfigure();
- if (!dmxNumScreens)
- dmxLog(dmxFatal, "InitOutput: no back-end displays found\n");
- if (!dmxNumInputs)
- dmxLog(dmxInfo, "InitOutput: no inputs found\n");
-
- /* Disable lazy window creation optimization if offscreen
- * optimization is disabled */
- if (!dmxOffScreenOpt && dmxLazyWindowCreation) {
- dmxLog(dmxInfo,
- "InitOutput: Disabling lazy window creation optimization\n");
- dmxLog(dmxInfo,
- " since it requires the offscreen optimization\n");
- dmxLog(dmxInfo,
- " to function properly.\n");
- dmxLazyWindowCreation = FALSE;
- }
-
- /* Open each display and gather information about it. */
- for (i = 0; i < dmxNumScreens; i++)
- dmxDisplayInit(&dmxScreens[i]);
-
-#if PANORAMIX
- /* Register a Xinerama callback which will run from within
- * PanoramiXCreateConnectionBlock. We can use the callback to
- * determine if Xinerama is loaded and to check the visuals
- * determined by PanoramiXConsolidate. */
- XineramaRegisterConnectionBlockCallback(dmxConnectionBlockCallback);
-#endif
-
- /* Since we only have a single screen thus far, we only need to set
- the pixmap formats to match that screen. FIXME: this isn't true.*/
- if (!dmxSetPixmapFormats(pScreenInfo, &dmxScreens[0])) return;
-
- /* Might want to install a signal handler to allow cleaning up after
- * unexpected signals. The DIX/OS layer already handles SIGINT and
- * SIGTERM, so everything is OK for expected signals. --DD
- *
- * SIGHUP, SIGINT, and SIGTERM are trapped in os/connection.c
- * SIGQUIT is another common signal that is sent from the keyboard.
- * Trap it here, to ensure that the keyboard modifier map and other
- * state for the input devices are restored. (This makes the
- * behavior of SIGQUIT somewhat unexpected, since it will be the
- * same as the behavior of SIGINT. However, leaving the modifier
- * map of the input devices empty is even more unexpected.) --RF
- */
- OsSignal(SIGQUIT, GiveUp);
-
-#ifdef GLXEXT
- /* Check if GLX extension exists on all back-end servers */
- for (i = 0; i < dmxNumScreens; i++)
- glxSupported &= (dmxScreens[i].glxMajorOpcode > 0);
-#endif
-
- /* Tell dix layer about the backend displays */
- for (i = 0; i < dmxNumScreens; i++) {
-
-#ifdef GLXEXT
- if (glxSupported) {
- /*
- * Builds GLX configurations from the list of visuals
- * supported by the back-end server, and give that
- * configuration list to the glx layer - so that he will
- * build the visuals accordingly.
- */
-
- DMXScreenInfo *dmxScreen = &dmxScreens[i];
- __GLXvisualConfig *configs = NULL;
- dmxGlxVisualPrivate **configprivs = NULL;
- int nconfigs = 0;
- int (*oldErrorHandler)(Display *, XErrorEvent *);
- int i;
-
- /* Catch errors if when using an older GLX w/o FBconfigs */
- oldErrorHandler = XSetErrorHandler(dmxNOPErrorHandler);
-
- /* Get FBConfigs of the back-end server */
- dmxScreen->fbconfigs = GetGLXFBConfigs(dmxScreen->beDisplay,
- dmxScreen->glxMajorOpcode,
- &dmxScreen->numFBConfigs);
-
- XSetErrorHandler(oldErrorHandler);
-
- dmxScreen->glxVisuals =
- GetGLXVisualConfigs(dmxScreen->beDisplay,
- DefaultScreen(dmxScreen->beDisplay),
- &dmxScreen->numGlxVisuals);
-
- if (dmxScreen->fbconfigs) {
- configs =
- GetGLXVisualConfigsFromFBConfigs(dmxScreen->fbconfigs,
- dmxScreen->numFBConfigs,
- dmxScreen->beVisuals,
- dmxScreen->beNumVisuals,
- dmxScreen->glxVisuals,
- dmxScreen->numGlxVisuals,
- &nconfigs);
- } else {
- configs = dmxScreen->glxVisuals;
- nconfigs = dmxScreen->numGlxVisuals;
- }
-
- configprivs = malloc(nconfigs * sizeof(dmxGlxVisualPrivate*));
-
- if (configs != NULL && configprivs != NULL) {
-
- /* Initialize our private info for each visual
- * (currently only x_visual_depth and x_visual_class)
- */
- for (i = 0; i < nconfigs; i++) {
-
- configprivs[i] = (dmxGlxVisualPrivate *)
- malloc(sizeof(dmxGlxVisualPrivate));
- configprivs[i]->x_visual_depth = 0;
- configprivs[i]->x_visual_class = 0;
-
- /* Find the visual depth */
- if (configs[i].vid > 0) {
- int j;
- for (j = 0; j < dmxScreen->beNumVisuals; j++) {
- if (dmxScreen->beVisuals[j].visualid ==
- configs[i].vid) {
- configprivs[i]->x_visual_depth =
- dmxScreen->beVisuals[j].depth;
- configprivs[i]->x_visual_class =
- dmxScreen->beVisuals[j].class;
- break;
- }
- }
- }
- }
-
- XFlush(dmxScreen->beDisplay);
- }
- }
-#endif /* GLXEXT */
-
- AddScreen(dmxScreenInit, argc, argv);
- }
-
- /* Compute origin information. */
- dmxInitOrigins();
-
- /* Compute overlap information. */
- dmxInitOverlap();
-
- /* Make sure there is a global width/height available */
- dmxComputeWidthHeight(DMX_NO_RECOMPUTE_BOUNDING_BOX);
-
- /* FIXME: The following is temporarily placed here. When the DMX
- * extension is available, it will be move there.
- */
- dmxInitFonts();
-
- /* Initialize the render extension */
- if (!noRenderExtension)
- dmxInitRender();
-
- /* Initialized things that need timer hooks */
- dmxStatInit();
- dmxSyncInit(); /* Calls RegisterBlockAndWakeupHandlers */
-
- dmxLog(dmxInfo, "Shadow framebuffer support %s\n",
- dmxShadowFB ? "enabled" : "disabled");
-}
-
-/* RATS: Assuming the fp string (which comes from the command-line argv
- vector) is NULL-terminated, the buffer is large enough for the
- strcpy. */
-static void dmxSetDefaultFontPath(char *fp)
-{
- int fplen = strlen(fp) + 1;
-
- if (dmxFontPath) {
- int len;
-
- len = strlen(dmxFontPath);
- dmxFontPath = realloc(dmxFontPath, len+fplen+1);
- dmxFontPath[len] = ',';
- strncpy(&dmxFontPath[len+1], fp, fplen);
- } else {
- dmxFontPath = malloc(fplen);
- strncpy(dmxFontPath, fp, fplen);
- }
-
- defaultFontPath = dmxFontPath;
-}
-
-/** This function is called in Xserver/os/utils.c from \a AbortServer().
- * We must ensure that backend and console state is restored in the
- * event the server shutdown wasn't clean. */
-void AbortDDX(void)
-{
- int i;
-
- for (i=0; i < dmxNumScreens; i++) {
- DMXScreenInfo *dmxScreen = &dmxScreens[i];
-
- if (dmxScreen->beDisplay) XCloseDisplay(dmxScreen->beDisplay);
- dmxScreen->beDisplay = NULL;
- }
-}
-
-#ifdef DDXBEFORERESET
-void ddxBeforeReset(void)
-{
-}
-#endif
-
-/** This function is called in Xserver/dix/main.c from \a main() when
- * dispatchException & DE_TERMINATE (which is the only way to exit the
- * main loop without an interruption. */
-void ddxGiveUp(void)
-{
- AbortDDX();
-}
-
-/** This function is called in Xserver/os/osinit.c from \a OsInit(). */
-void OsVendorInit(void)
-{
-}
-
-/** This function is called in Xserver/os/utils.c from \a FatalError()
- * and \a VFatalError(). (Note that setting the function pointer \a
- * OsVendorVErrorFProc will cause \a VErrorF() (which is called by the
- * two routines mentioned here, as well as by others) to use the
- * referenced routine instead of \a vfprintf().) */
-void OsVendorFatalError(void)
-{
-}
-
-/** Process our command line arguments. */
-int ddxProcessArgument(int argc, char *argv[], int i)
-{
- int retval = 0;
-
- if (!strcmp(argv[i], "-display")) {
- if (++i < argc) dmxConfigStoreDisplay(argv[i]);
- retval = 2;
- } else if (!strcmp(argv[i], "-inputfrom") || !strcmp(argv[i], "-input")) {
- if (++i < argc) dmxConfigStoreInput(argv[i]);
- retval = 2;
- } else if (!strcmp(argv[i], "-xinputfrom") || !strcmp(argv[i],"-xinput")) {
- if (++i < argc) dmxConfigStoreXInput(argv[i]);
- retval = 2;
- } else if (!strcmp(argv[i], "-noshadowfb")) {
- dmxLog(dmxWarning,
- "-noshadowfb has been deprecated "
- "since it is now the default\n");
- dmxShadowFB = FALSE;
- retval = 1;
- } else if (!strcmp(argv[i], "-nomulticursor")) {
- dmxCursorNoMulti();
- retval = 1;
- } else if (!strcmp(argv[i], "-shadowfb")) {
- dmxShadowFB = TRUE;
- retval = 1;
- } else if (!strcmp(argv[i], "-configfile")) {
- if (++i < argc) dmxConfigStoreFile(argv[i]);
- retval = 2;
- } else if (!strcmp(argv[i], "-config")) {
- if (++i < argc) dmxConfigStoreConfig(argv[i]);
- retval = 2;
- } else if (!strcmp(argv[i], "-fontpath")) {
- if (++i < argc) dmxSetDefaultFontPath(argv[i]);
- retval = 2;
- } else if (!strcmp(argv[i], "-stat")) {
- if ((i += 2) < argc) dmxStatActivate(argv[i-1], argv[i]);
- retval = 3;
- } else if (!strcmp(argv[i], "-syncbatch")) {
- if (++i < argc) dmxSyncActivate(argv[i]);
- retval = 2;
- } else if (!strcmp(argv[i], "-nooffscreenopt")) {
- dmxOffScreenOpt = FALSE;
- retval = 1;
- } else if (!strcmp(argv[i], "-nosubdivprims")) {
- dmxSubdividePrimitives = FALSE;
- retval = 1;
- } else if (!strcmp(argv[i], "-nowindowopt")) {
- dmxLazyWindowCreation = FALSE;
- retval = 1;
- } else if (!strcmp(argv[i], "-noxkb")) {
- dmxUseXKB = FALSE;
- retval = 1;
- } else if (!strcmp(argv[i], "-depth")) {
- if (++i < argc) dmxDepth = atoi(argv[i]);
- retval = 2;
- } else if (!strcmp(argv[i], "-norender")) {
- noRenderExtension = TRUE;
- retval = 1;
-#ifdef GLXEXT
- } else if (!strcmp(argv[i], "-noglxproxy")) {
- dmxGLXProxy = FALSE;
- retval = 1;
- } else if (!strcmp(argv[i], "-noglxswapgroup")) {
- dmxGLXSwapGroupSupport = FALSE;
- retval = 1;
- } else if (!strcmp(argv[i], "-glxsyncswap")) {
- dmxGLXSyncSwap = TRUE;
- retval = 1;
- } else if (!strcmp(argv[i], "-glxfinishswap")) {
- dmxGLXFinishSwap = TRUE;
- retval = 1;
-#endif
- } else if (!strcmp(argv[i], "-ignorebadfontpaths")) {
- dmxIgnoreBadFontPaths = TRUE;
- retval = 1;
- } else if (!strcmp(argv[i], "-addremovescreens")) {
- dmxAddRemoveScreens = TRUE;
- retval = 1;
- } else if (!strcmp(argv[i], "-param")) {
- if ((i += 2) < argc) {
- if (!strcasecmp(argv[i-1], "xkbrules"))
- dmxConfigSetXkbRules(argv[i]);
- else if (!strcasecmp(argv[i-1], "xkbmodel"))
- dmxConfigSetXkbModel(argv[i]);
- else if (!strcasecmp(argv[i-1], "xkblayout"))
- dmxConfigSetXkbLayout(argv[i]);
- else if (!strcasecmp(argv[i-1], "xkbvariant"))
- dmxConfigSetXkbVariant(argv[i]);
- else if (!strcasecmp(argv[i-1], "xkboptions"))
- dmxConfigSetXkbOptions(argv[i]);
- else
- dmxLog(dmxWarning,
- "-param requires: XkbRules, XkbModel, XkbLayout,"
- " XkbVariant, or XkbOptions\n");
- }
- retval = 3;
- }
- if (!serverGeneration) dmxConfigSetMaxScreens();
- return retval;
-}
-
-/** Provide succinct usage information for the DMX server. */
-void ddxUseMsg(void)
-{
- ErrorF("\n\nDevice Dependent Usage:\n");
- ErrorF("-display string Specify the back-end display(s)\n");
- ErrorF("-input string Specify input source for core device\n");
- ErrorF("-xinput string Specify input source for XInput device\n");
- ErrorF("-shadowfb Enable shadow frame buffer\n");
- ErrorF("-configfile file Read from a configuration file\n");
- ErrorF("-config config Select a specific configuration\n");
- ErrorF("-nomulticursor Turn of multiple cursor support\n");
- ErrorF("-fontpath Sets the default font path\n");
- ErrorF("-stat inter scrns Print out performance statistics\n");
- ErrorF("-syncbatch inter Set interval for XSync batching\n");
- ErrorF("-nooffscreenopt Disable offscreen optimization\n");
- ErrorF("-nosubdivprims Disable primitive subdivision\n");
- ErrorF(" optimization\n");
- ErrorF("-nowindowopt Disable lazy window creation optimization\n");
- ErrorF("-noxkb Disable use of the XKB extension with\n");
- ErrorF(" backend displays (cf. -kb).\n");
- ErrorF("-depth Specify the default root window depth\n");
- ErrorF("-norender Disable RENDER extension support\n");
-#ifdef GLXEXT
- ErrorF("-noglxproxy Disable GLX Proxy\n");
- ErrorF("-noglxswapgroup Disable swap group and swap barrier\n");
- ErrorF(" extensions in GLX proxy\n");
- ErrorF("-glxsyncswap Force XSync after swap buffers\n");
- ErrorF("-glxfinishswap Force glFinish after swap buffers\n");
-#endif
- ErrorF("-ignorebadfontpaths Ignore bad font paths during initialization\n");
- ErrorF("-addremovescreens Enable dynamic screen addition/removal\n");
- ErrorF("-param ... Specify configuration parameters (e.g.,\n");
- ErrorF(" XkbRules, XkbModel, XkbLayout, etc.)\n");
- ErrorF("\n");
- ErrorF(" If the -input string matches a -display string, then input\n"
- " is taken from that backend display. (XInput cannot be taken\n"
- " from a backend display.) Placing \",console\" after the\n"
- " display name will force a console window to be opened on\n"
- " that display in addition to the backend input. This is\n"
- " useful if the backend window does not cover the whole\n"
- " physical display.\n\n");
-
- ErrorF(" Otherwise, if the -input or -xinput string specifies another\n"
- " X display, then a console window will be created on that\n"
- " display. Placing \",windows\" or \",nowindows\" after the\n"
- " display name will control the display of window outlines in\n"
- " the console.\n\n");
-
- ErrorF(" -input or -xinput dummy specifies no input.\n");
- ErrorF(" -input or -xinput local specifies the use of a raw keyboard,\n"
- " mouse, or other (extension) device:\n"
- " -input local,kbd,ps2 will use a ps2 mouse\n"
- " -input local,kbd,ms will use a serial mouse\n"
- " -input local,usb-kbd,usb-mou will use USB devices \n"
- " -xinput local,usb-oth will use a non-mouse and\n"
- " non-keyboard USB device with XInput\n\n");
-
- ErrorF(" Special Keys:\n");
- ErrorF(" Ctrl-Alt-g Server grab/ungrab (console only)\n");
- ErrorF(" Ctrl-Alt-f Fine (1-pixel) mouse mode (console only)\n");
- ErrorF(" Ctrl-Alt-q Quit (core devices only)\n");
- ErrorF(" Ctrl-Alt-F* Switch to VC (local only)\n");
-}
+/*
+ * Copyright 2001-2004 Red Hat Inc., Durham, North Carolina.
+ *
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+/*
+ * Authors:
+ * Kevin E. Martin <kem@redhat.com>
+ * David H. Dawes <dawes@xfree86.org>
+ * Rickard E. (Rik) Faith <faith@redhat.com>
+ *
+ */
+
+/** \file
+ * Provide expected functions for initialization from the ddx layer and
+ * global variables for the DMX server. */
+
+#ifdef HAVE_DMX_CONFIG_H
+#include <dmx-config.h>
+#endif
+
+#include "dmx.h"
+#include "dmxinit.h"
+#include "dmxsync.h"
+#include "dmxlog.h"
+#include "dmxinput.h"
+#include "dmxscrinit.h"
+#include "dmxcursor.h"
+#include "dmxfont.h"
+#include "config/dmxconfig.h"
+#include "dmxcb.h"
+#include "dmxprop.h"
+#include "dmxstat.h"
+#include "dmxpict.h"
+
+#include <X11/Xos.h> /* For gettimeofday */
+#include "dixstruct.h"
+#ifdef PANORAMIX
+#include "panoramiXsrv.h"
+#endif
+
+#include <signal.h> /* For SIGQUIT */
+
+#ifdef GLXEXT
+#include <GL/glx.h>
+#include <GL/glxint.h>
+#include "dmx_glxvisuals.h"
+#include <X11/extensions/Xext.h>
+#include <X11/extensions/extutil.h>
+#endif /* GLXEXT */
+
+/* Global variables available to all Xserver/hw/dmx routines. */
+int dmxNumScreens;
+DMXScreenInfo *dmxScreens;
+
+int dmxNumInputs;
+DMXInputInfo *dmxInputs;
+
+int dmxShadowFB = FALSE;
+
+XErrorEvent dmxLastErrorEvent;
+Bool dmxErrorOccurred = FALSE;
+
+char *dmxFontPath = NULL;
+
+Bool dmxOffScreenOpt = TRUE;
+
+Bool dmxSubdividePrimitives = TRUE;
+
+Bool dmxLazyWindowCreation = TRUE;
+
+Bool dmxUseXKB = TRUE;
+
+int dmxDepth = 0;
+
+#ifndef GLXEXT
+static Bool dmxGLXProxy = FALSE;
+#else
+Bool dmxGLXProxy = TRUE;
+
+Bool dmxGLXSwapGroupSupport = TRUE;
+
+Bool dmxGLXSyncSwap = FALSE;
+
+Bool dmxGLXFinishSwap = FALSE;
+#endif
+
+Bool dmxIgnoreBadFontPaths = FALSE;
+
+Bool dmxAddRemoveScreens = FALSE;
+
+/* dmxErrorHandler catches errors that occur when calling one of the
+ * back-end servers. Some of this code is based on _XPrintDefaultError
+ * in xc/lib/X11/XlibInt.c */
+static int dmxErrorHandler(Display *dpy, XErrorEvent *ev)
+{
+#define DMX_ERROR_BUF_SIZE 256
+ /* RATS: these buffers are only used in
+ * length-limited calls. */
+ char buf[DMX_ERROR_BUF_SIZE];
+ char request[DMX_ERROR_BUF_SIZE];
+ _XExtension *ext = NULL;
+
+ dmxErrorOccurred = TRUE;
+ dmxLastErrorEvent = *ev;
+
+ XGetErrorText(dpy, ev->error_code, buf, sizeof(buf));
+ dmxLog(dmxWarning, "dmxErrorHandler: %s\n", buf);
+
+ /* Find major opcode name */
+ if (ev->request_code < 128) {
+ XmuSnprintf(request, sizeof(request), "%d", ev->request_code);
+ XGetErrorDatabaseText(dpy, "XRequest", request, "", buf, sizeof(buf));
+ } else {
+ for (ext = dpy->ext_procs;
+ ext && ext->codes.major_opcode != ev->request_code;
+ ext = ext->next);
+ if (ext) strncpy(buf, ext->name, sizeof(buf));
+ else buf[0] = '\0';
+ }
+ dmxLog(dmxWarning, " Major opcode: %d (%s)\n",
+ ev->request_code, buf);
+
+ /* Find minor opcode name */
+ if (ev->request_code >= 128 && ext) {
+ XmuSnprintf(request, sizeof(request), "%d", ev->request_code);
+ XmuSnprintf(request, sizeof(request), "%s.%d",
+ ext->name, ev->minor_code);
+ XGetErrorDatabaseText(dpy, "XRequest", request, "", buf, sizeof(buf));
+ dmxLog(dmxWarning, " Minor opcode: %d (%s)\n",
+ ev->minor_code, buf);
+ }
+
+ /* Provide value information */
+ switch (ev->error_code) {
+ case BadValue:
+ dmxLog(dmxWarning, " Value: 0x%x\n",
+ ev->resourceid);
+ break;
+ case BadAtom:
+ dmxLog(dmxWarning, " AtomID: 0x%x\n",
+ ev->resourceid);
+ break;
+ default:
+ dmxLog(dmxWarning, " ResourceID: 0x%x\n",
+ ev->resourceid);
+ break;
+ }
+
+ /* Provide serial number information */
+ dmxLog(dmxWarning, " Failed serial number: %d\n",
+ ev->serial);
+ dmxLog(dmxWarning, " Current serial number: %d\n",
+ dpy->request);
+ return 0;
+}
+
+#ifdef GLXEXT
+static int dmxNOPErrorHandler(Display *dpy, XErrorEvent *ev)
+{
+ return 0;
+}
+#endif
+
+Bool dmxOpenDisplay(DMXScreenInfo *dmxScreen)
+{
+ if (!(dmxScreen->beDisplay = XOpenDisplay(dmxScreen->name)))
+ return FALSE;
+
+ dmxPropertyDisplay(dmxScreen);
+ return TRUE;
+}
+
+void dmxSetErrorHandler(DMXScreenInfo *dmxScreen)
+{
+ XSetErrorHandler(dmxErrorHandler);
+}
+
+static void dmxPrintScreenInfo(DMXScreenInfo *dmxScreen)
+{
+ XWindowAttributes attribs;
+ int ndepths = 0, *depths = NULL;
+ int i;
+ Display *dpy = dmxScreen->beDisplay;
+ Screen *s = DefaultScreenOfDisplay(dpy);
+ int scr = DefaultScreen(dpy);
+
+ XGetWindowAttributes(dpy, DefaultRootWindow(dpy), &attribs);
+ if (!(depths = XListDepths(dpy, scr, &ndepths))) ndepths = 0;
+
+ dmxLogOutput(dmxScreen, "Name of display: %s\n", DisplayString(dpy));
+ dmxLogOutput(dmxScreen, "Version number: %d.%d\n",
+ ProtocolVersion(dpy), ProtocolRevision(dpy));
+ dmxLogOutput(dmxScreen, "Vendor string: %s\n", ServerVendor(dpy));
+ if (!strstr(ServerVendor(dpy), "XFree86")) {
+ dmxLogOutput(dmxScreen, "Vendor release: %d\n", VendorRelease(dpy));
+ } else {
+ /* This code based on xdpyinfo.c */
+ int v = VendorRelease(dpy);
+ int major = -1, minor = -1, patch = -1, subpatch = -1;
+
+ if (v < 336)
+ major = v / 100, minor = (v / 10) % 10, patch = v % 10;
+ else if (v < 3900) {
+ major = v / 1000;
+ minor = (v / 100) % 10;
+ if (((v / 10) % 10) || (v % 10)) {
+ patch = (v / 10) % 10;
+ if (v % 10) subpatch = v % 10;
+ }
+ } else if (v < 40000000) {
+ major = v / 1000;
+ minor = (v / 10) % 10;
+ if (v % 10) patch = v % 10;
+ } else {
+ major = v / 10000000;
+ minor = (v / 100000) % 100;
+ patch = (v / 1000) % 100;
+ if (v % 1000) subpatch = v % 1000;
+ }
+ dmxLogOutput(dmxScreen, "Vendor release: %d (XFree86 version: %d.%d",
+ v, major, minor);
+ if (patch > 0) dmxLogOutputCont(dmxScreen, ".%d", patch);
+ if (subpatch > 0) dmxLogOutputCont(dmxScreen, ".%d", subpatch);
+ dmxLogOutputCont(dmxScreen, ")\n");
+ }
+
+
+ dmxLogOutput(dmxScreen, "Dimensions: %dx%d pixels\n",
+ attribs.width, attribs.height);
+ dmxLogOutput(dmxScreen, "%d depths on screen %d: ", ndepths, scr);
+ for (i = 0; i < ndepths; i++)
+ dmxLogOutputCont(dmxScreen, "%c%d", i ? ',' : ' ', depths[i]);
+ dmxLogOutputCont(dmxScreen, "\n");
+ dmxLogOutput(dmxScreen, "Depth of root window: %d plane%s (%d)\n",
+ attribs.depth, attribs.depth == 1 ? "" : "s",
+ DisplayPlanes(dpy, scr));
+ dmxLogOutput(dmxScreen, "Number of colormaps: %d min, %d max\n",
+ MinCmapsOfScreen(s), MaxCmapsOfScreen(s));
+ dmxLogOutput(dmxScreen, "Options: backing-store %s, save-unders %s\n",
+ (DoesBackingStore (s) == NotUseful) ? "no" :
+ ((DoesBackingStore (s) == Always) ? "yes" : "when mapped"),
+ DoesSaveUnders (s) ? "yes" : "no");
+ dmxLogOutput(dmxScreen, "Window Manager running: %s\n",
+ (dmxScreen->WMRunningOnBE) ? "yes" : "no");
+
+ if (dmxScreen->WMRunningOnBE) {
+ dmxLogOutputWarning(dmxScreen,
+ "Window manager running "
+ "-- colormaps not supported\n");
+ }
+ XFree(depths);
+}
+
+void dmxGetScreenAttribs(DMXScreenInfo *dmxScreen)
+{
+ XWindowAttributes attribs;
+ Display *dpy = dmxScreen->beDisplay;
+#ifdef GLXEXT
+ int dummy;
+#endif
+
+ XGetWindowAttributes(dpy, DefaultRootWindow(dpy), &attribs);
+
+ dmxScreen->beWidth = attribs.width;
+ dmxScreen->beHeight = attribs.height;
+
+ /* Fill in missing geometry information */
+ if (dmxScreen->scrnXSign < 0) {
+ if (dmxScreen->scrnWidth) {
+ dmxScreen->scrnX = (attribs.width - dmxScreen->scrnWidth
+ - dmxScreen->scrnX);
+ } else {
+ dmxScreen->scrnWidth = attribs.width - dmxScreen->scrnX;
+ dmxScreen->scrnX = 0;
+ }
+ }
+ if (dmxScreen->scrnYSign < 0) {
+ if (dmxScreen->scrnHeight) {
+ dmxScreen->scrnY = (attribs.height - dmxScreen->scrnHeight
+ - dmxScreen->scrnY);
+ } else {
+ dmxScreen->scrnHeight = attribs.height - dmxScreen->scrnY;
+ dmxScreen->scrnY = 0;
+ }
+ }
+ if (!dmxScreen->scrnWidth)
+ dmxScreen->scrnWidth = attribs.width - dmxScreen->scrnX;
+ if (!dmxScreen->scrnHeight)
+ dmxScreen->scrnHeight = attribs.height - dmxScreen->scrnY;
+
+ if (!dmxScreen->rootWidth) dmxScreen->rootWidth = dmxScreen->scrnWidth;
+ if (!dmxScreen->rootHeight) dmxScreen->rootHeight = dmxScreen->scrnHeight;
+ if (dmxScreen->rootWidth + dmxScreen->rootX > dmxScreen->scrnWidth)
+ dmxScreen->rootWidth = dmxScreen->scrnWidth - dmxScreen->rootX;
+ if (dmxScreen->rootHeight + dmxScreen->rootY > dmxScreen->scrnHeight)
+ dmxScreen->rootHeight = dmxScreen->scrnHeight - dmxScreen->rootY;
+
+ /* FIXME: Get these from the back-end server */
+ dmxScreen->beXDPI = 75;
+ dmxScreen->beYDPI = 75;
+
+ dmxScreen->beDepth = attribs.depth; /* FIXME: verify that this
+ * works always. In
+ * particular, this will work
+ * well for depth=16, will fail
+ * because of colormap issues
+ * at depth 8. More work needs
+ * to be done here. */
+
+ if (dmxScreen->beDepth <= 8) dmxScreen->beBPP = 8;
+ else if (dmxScreen->beDepth <= 16) dmxScreen->beBPP = 16;
+ else dmxScreen->beBPP = 32;
+
+#ifdef GLXEXT
+ /* get the majorOpcode for the back-end GLX extension */
+ XQueryExtension(dpy, "GLX", &dmxScreen->glxMajorOpcode,
+ &dummy, &dmxScreen->glxErrorBase);
+#endif
+
+ dmxPrintScreenInfo(dmxScreen);
+ dmxLogOutput(dmxScreen, "%dx%d+%d+%d on %dx%d at depth=%d, bpp=%d\n",
+ dmxScreen->scrnWidth, dmxScreen->scrnHeight,
+ dmxScreen->scrnX, dmxScreen->scrnY,
+ dmxScreen->beWidth, dmxScreen->beHeight,
+ dmxScreen->beDepth, dmxScreen->beBPP);
+ if (dmxScreen->beDepth == 8)
+ dmxLogOutputWarning(dmxScreen,
+ "Support for depth == 8 is not complete\n");
+}
+
+Bool dmxGetVisualInfo(DMXScreenInfo *dmxScreen)
+{
+ int i;
+ XVisualInfo visinfo;
+
+ visinfo.screen = DefaultScreen(dmxScreen->beDisplay);
+ dmxScreen->beVisuals = XGetVisualInfo(dmxScreen->beDisplay,
+ VisualScreenMask,
+ &visinfo,
+ &dmxScreen->beNumVisuals);
+
+ dmxScreen->beDefVisualIndex = -1;
+
+ if (defaultColorVisualClass >= 0 || dmxDepth > 0) {
+ for (i = 0; i < dmxScreen->beNumVisuals; i++)
+ if (defaultColorVisualClass >= 0) {
+ if (dmxScreen->beVisuals[i].class == defaultColorVisualClass) {
+ if (dmxDepth > 0) {
+ if (dmxScreen->beVisuals[i].depth == dmxDepth) {
+ dmxScreen->beDefVisualIndex = i;
+ break;
+ }
+ } else {
+ dmxScreen->beDefVisualIndex = i;
+ break;
+ }
+ }
+ } else if (dmxScreen->beVisuals[i].depth == dmxDepth) {
+ dmxScreen->beDefVisualIndex = i;
+ break;
+ }
+ } else {
+ visinfo.visualid =
+ XVisualIDFromVisual(DefaultVisual(dmxScreen->beDisplay,
+ visinfo.screen));
+
+ for (i = 0; i < dmxScreen->beNumVisuals; i++)
+ if (visinfo.visualid == dmxScreen->beVisuals[i].visualid) {
+ dmxScreen->beDefVisualIndex = i;
+ break;
+ }
+ }
+
+ for (i = 0; i < dmxScreen->beNumVisuals; i++)
+ dmxLogVisual(dmxScreen, &dmxScreen->beVisuals[i],
+ (i == dmxScreen->beDefVisualIndex));
+
+ return dmxScreen->beDefVisualIndex >= 0;
+}
+
+void dmxGetColormaps(DMXScreenInfo *dmxScreen)
+{
+ int i;
+
+ dmxScreen->beNumDefColormaps = dmxScreen->beNumVisuals;
+ dmxScreen->beDefColormaps = malloc(dmxScreen->beNumDefColormaps *
+ sizeof(*dmxScreen->beDefColormaps));
+
+ for (i = 0; i < dmxScreen->beNumDefColormaps; i++)
+ dmxScreen->beDefColormaps[i] =
+ XCreateColormap(dmxScreen->beDisplay,
+ DefaultRootWindow(dmxScreen->beDisplay),
+ dmxScreen->beVisuals[i].visual,
+ AllocNone);
+
+ dmxScreen->beBlackPixel = BlackPixel(dmxScreen->beDisplay,
+ DefaultScreen(dmxScreen->beDisplay));
+ dmxScreen->beWhitePixel = WhitePixel(dmxScreen->beDisplay,
+ DefaultScreen(dmxScreen->beDisplay));
+}
+
+void dmxGetPixmapFormats(DMXScreenInfo *dmxScreen)
+{
+ dmxScreen->beDepths =
+ XListDepths(dmxScreen->beDisplay, DefaultScreen(dmxScreen->beDisplay),
+ &dmxScreen->beNumDepths);
+
+ dmxScreen->bePixmapFormats =
+ XListPixmapFormats(dmxScreen->beDisplay,
+ &dmxScreen->beNumPixmapFormats);
+}
+
+static Bool dmxSetPixmapFormats(ScreenInfo *pScreenInfo,
+ DMXScreenInfo *dmxScreen)
+{
+ XPixmapFormatValues *bePixmapFormat;
+ PixmapFormatRec *format;
+ int i, j;
+
+ pScreenInfo->imageByteOrder = ImageByteOrder(dmxScreen->beDisplay);
+ pScreenInfo->bitmapScanlineUnit = BitmapUnit(dmxScreen->beDisplay);
+ pScreenInfo->bitmapScanlinePad = BitmapPad(dmxScreen->beDisplay);
+ pScreenInfo->bitmapBitOrder = BitmapBitOrder(dmxScreen->beDisplay);
+
+ pScreenInfo->numPixmapFormats = 0;
+ for (i = 0; i < dmxScreen->beNumPixmapFormats; i++) {
+ bePixmapFormat = &dmxScreen->bePixmapFormats[i];
+ for (j = 0; j < dmxScreen->beNumDepths; j++)
+ if ((bePixmapFormat->depth == 1) ||
+ (bePixmapFormat->depth == dmxScreen->beDepths[j])) {
+ format = &pScreenInfo->formats[pScreenInfo->numPixmapFormats];
+
+ format->depth = bePixmapFormat->depth;
+ format->bitsPerPixel = bePixmapFormat->bits_per_pixel;
+ format->scanlinePad = bePixmapFormat->scanline_pad;
+
+ pScreenInfo->numPixmapFormats++;
+ break;
+ }
+ }
+
+ return TRUE;
+}
+
+void dmxCheckForWM(DMXScreenInfo *dmxScreen)
+{
+ Status status;
+ XWindowAttributes xwa;
+
+ status = XGetWindowAttributes(dmxScreen->beDisplay,
+ DefaultRootWindow(dmxScreen->beDisplay),
+ &xwa);
+ dmxScreen->WMRunningOnBE =
+ (status &&
+ ((xwa.all_event_masks & SubstructureRedirectMask) ||
+ (xwa.all_event_masks & SubstructureNotifyMask)));
+}
+
+/** Initialize the display and collect relevant information about the
+ * display properties */
+static void dmxDisplayInit(DMXScreenInfo *dmxScreen)
+{
+ if (!dmxOpenDisplay(dmxScreen))
+ dmxLog(dmxFatal,
+ "dmxOpenDisplay: Unable to open display %s\n",
+ dmxScreen->name);
+
+ dmxSetErrorHandler(dmxScreen);
+ dmxCheckForWM(dmxScreen);
+ dmxGetScreenAttribs(dmxScreen);
+
+ if (!dmxGetVisualInfo(dmxScreen))
+ dmxLog(dmxFatal, "dmxGetVisualInfo: No matching visuals found\n");
+
+ dmxGetColormaps(dmxScreen);
+ dmxGetPixmapFormats(dmxScreen);
+}
+
+/* If this doesn't compile, just add || defined(yoursystem) to the line
+ * below. This information is to help with bug reports and is not
+ * critical. */
+#if !defined(_POSIX_SOURCE)
+static const char *dmxExecOS(void) { return ""; }
+#else
+#include <sys/utsname.h>
+static const char *dmxExecOS(void)
+{
+ static char buffer[128];
+ static int initialized = 0;
+ struct utsname u;
+
+ if (!initialized++) {
+ memset(buffer, 0, sizeof(buffer));
+ uname(&u);
+ XmuSnprintf(buffer, sizeof(buffer)-1, "%s %s %s",
+ u.sysname, u.release, u.version);
+ }
+ return buffer;
+}
+#endif
+
+static const char *dmxBuildCompiler(void)
+{
+ static char buffer[128];
+ static int initialized = 0;
+
+ if (!initialized++) {
+ memset(buffer, 0, sizeof(buffer));
+#if defined(__GNUC__) && defined(__GNUC_MINOR__) &&defined(__GNUC_PATCHLEVEL__)
+ XmuSnprintf(buffer, sizeof(buffer)-1, "gcc %d.%d.%d",
+ __GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__);
+#endif
+ }
+ return buffer;
+}
+
+static const char *dmxExecHost(void)
+{
+ static char buffer[128];
+ static int initialized = 0;
+
+ if (!initialized++) {
+ memset(buffer, 0, sizeof(buffer));
+ XmuGetHostname(buffer, sizeof(buffer) - 1);
+ }
+ return buffer;
+}
+
+/** This routine is called in Xserver/dix/main.c from \a main(). */
+void InitOutput(ScreenInfo *pScreenInfo, int argc, char *argv[])
+{
+ int i;
+ static unsigned long dmxGeneration = 0;
+#ifdef GLXEXT
+ Bool glxSupported = TRUE;
+#endif
+
+ if (dmxGeneration != serverGeneration) {
+ int vendrel = VENDOR_RELEASE;
+ int major, minor, year, month, day;
+
+ dmxGeneration = serverGeneration;
+
+ major = vendrel / 100000000;
+ vendrel -= major * 100000000;
+ minor = vendrel / 1000000;
+ vendrel -= minor * 1000000;
+ year = vendrel / 10000;
+ vendrel -= year * 10000;
+ month = vendrel / 100;
+ vendrel -= month * 100;
+ day = vendrel;
+
+ /* Add other epoch tests here */
+ if (major > 0 && minor > 0) year += 2000;
+
+ dmxLog(dmxInfo, "Generation: %d\n", dmxGeneration);
+ dmxLog(dmxInfo, "DMX version: %d.%d.%02d%02d%02d (%s)\n",
+ major, minor, year, month, day, VENDOR_STRING);
+
+ SetVendorRelease(VENDOR_RELEASE);
+ SetVendorString(VENDOR_STRING);
+
+ if (dmxGeneration == 1) {
+ dmxLog(dmxInfo, "DMX Build OS: %s (%s)\n", OSNAME, OSVENDOR);
+ dmxLog(dmxInfo, "DMX Build Compiler: %s\n", dmxBuildCompiler());
+ dmxLog(dmxInfo, "DMX Execution OS: %s\n", dmxExecOS());
+ dmxLog(dmxInfo, "DMX Execution Host: %s\n", dmxExecHost());
+ }
+ dmxLog(dmxInfo, "MAXSCREENS: %d\n", MAXSCREENS);
+
+ for (i = 0; i < dmxNumScreens; i++) {
+ if (dmxScreens[i].beDisplay)
+ dmxLog(dmxWarning, "Display \"%s\" still open\n",
+ dmxScreens[i].name);
+ dmxStatFree(dmxScreens[i].stat);
+ dmxScreens[i].stat = NULL;
+ }
+ for (i = 0; i < dmxNumInputs; i++) dmxInputFree(&dmxInputs[i]);
+ free(dmxScreens);
+ free(dmxInputs);
+ dmxScreens = NULL;
+ dmxInputs = NULL;
+ dmxNumScreens = 0;
+ dmxNumInputs = 0;
+ }
+
+ /* Make sure that the command-line arguments are sane. */
+ if (dmxAddRemoveScreens && dmxGLXProxy) {
+ /* Currently it is not possible to support GLX and Render
+ * extensions with dynamic screen addition/removal due to the
+ * state that each extension keeps, which cannot be restored. */
+ dmxLog(dmxWarning,
+ "GLX Proxy and Render extensions do not yet support dynamic\n");
+ dmxLog(dmxWarning,
+ "screen addition and removal. Please specify -noglxproxy\n");
+ dmxLog(dmxWarning,
+ "and -norender on the command line or in the configuration\n");
+ dmxLog(dmxWarning,
+ "file to disable these two extensions if you wish to use\n");
+ dmxLog(dmxWarning,
+ "the dynamic addition and removal of screens support.\n");
+ dmxLog(dmxFatal,
+ "Dynamic screen addition/removal error (see above).\n");
+ }
+
+ /* ddxProcessArgument has been called at this point, but any data
+ * from the configuration file has not been applied. Do so, and be
+ * sure we have at least one back-end display. */
+ dmxConfigConfigure();
+ if (!dmxNumScreens)
+ dmxLog(dmxFatal, "InitOutput: no back-end displays found\n");
+ if (!dmxNumInputs)
+ dmxLog(dmxInfo, "InitOutput: no inputs found\n");
+
+ /* Disable lazy window creation optimization if offscreen
+ * optimization is disabled */
+ if (!dmxOffScreenOpt && dmxLazyWindowCreation) {
+ dmxLog(dmxInfo,
+ "InitOutput: Disabling lazy window creation optimization\n");
+ dmxLog(dmxInfo,
+ " since it requires the offscreen optimization\n");
+ dmxLog(dmxInfo,
+ " to function properly.\n");
+ dmxLazyWindowCreation = FALSE;
+ }
+
+ /* Open each display and gather information about it. */
+ for (i = 0; i < dmxNumScreens; i++)
+ dmxDisplayInit(&dmxScreens[i]);
+
+#if PANORAMIX
+ /* Register a Xinerama callback which will run from within
+ * PanoramiXCreateConnectionBlock. We can use the callback to
+ * determine if Xinerama is loaded and to check the visuals
+ * determined by PanoramiXConsolidate. */
+ XineramaRegisterConnectionBlockCallback(dmxConnectionBlockCallback);
+#endif
+
+ /* Since we only have a single screen thus far, we only need to set
+ the pixmap formats to match that screen. FIXME: this isn't true.*/
+ if (!dmxSetPixmapFormats(pScreenInfo, &dmxScreens[0])) return;
+
+ /* Might want to install a signal handler to allow cleaning up after
+ * unexpected signals. The DIX/OS layer already handles SIGINT and
+ * SIGTERM, so everything is OK for expected signals. --DD
+ *
+ * SIGHUP, SIGINT, and SIGTERM are trapped in os/connection.c
+ * SIGQUIT is another common signal that is sent from the keyboard.
+ * Trap it here, to ensure that the keyboard modifier map and other
+ * state for the input devices are restored. (This makes the
+ * behavior of SIGQUIT somewhat unexpected, since it will be the
+ * same as the behavior of SIGINT. However, leaving the modifier
+ * map of the input devices empty is even more unexpected.) --RF
+ */
+ OsSignal(SIGQUIT, GiveUp);
+
+#ifdef GLXEXT
+ /* Check if GLX extension exists on all back-end servers */
+ for (i = 0; i < dmxNumScreens; i++)
+ glxSupported &= (dmxScreens[i].glxMajorOpcode > 0);
+#endif
+
+ /* Tell dix layer about the backend displays */
+ for (i = 0; i < dmxNumScreens; i++) {
+
+#ifdef GLXEXT
+ if (glxSupported) {
+ /*
+ * Builds GLX configurations from the list of visuals
+ * supported by the back-end server, and give that
+ * configuration list to the glx layer - so that he will
+ * build the visuals accordingly.
+ */
+
+ DMXScreenInfo *dmxScreen = &dmxScreens[i];
+ __GLXvisualConfig *configs = NULL;
+ dmxGlxVisualPrivate **configprivs = NULL;
+ int nconfigs = 0;
+ int (*oldErrorHandler)(Display *, XErrorEvent *);
+ int i;
+
+ /* Catch errors if when using an older GLX w/o FBconfigs */
+ oldErrorHandler = XSetErrorHandler(dmxNOPErrorHandler);
+
+ /* Get FBConfigs of the back-end server */
+ dmxScreen->fbconfigs = GetGLXFBConfigs(dmxScreen->beDisplay,
+ dmxScreen->glxMajorOpcode,
+ &dmxScreen->numFBConfigs);
+
+ XSetErrorHandler(oldErrorHandler);
+
+ dmxScreen->glxVisuals =
+ GetGLXVisualConfigs(dmxScreen->beDisplay,
+ DefaultScreen(dmxScreen->beDisplay),
+ &dmxScreen->numGlxVisuals);
+
+ if (dmxScreen->fbconfigs) {
+ configs =
+ GetGLXVisualConfigsFromFBConfigs(dmxScreen->fbconfigs,
+ dmxScreen->numFBConfigs,
+ dmxScreen->beVisuals,
+ dmxScreen->beNumVisuals,
+ dmxScreen->glxVisuals,
+ dmxScreen->numGlxVisuals,
+ &nconfigs);
+ } else {
+ configs = dmxScreen->glxVisuals;
+ nconfigs = dmxScreen->numGlxVisuals;
+ }
+
+ configprivs = malloc(nconfigs * sizeof(dmxGlxVisualPrivate*));
+
+ if (configs != NULL && configprivs != NULL) {
+
+ /* Initialize our private info for each visual
+ * (currently only x_visual_depth and x_visual_class)
+ */
+ for (i = 0; i < nconfigs; i++) {
+
+ configprivs[i] = (dmxGlxVisualPrivate *)
+ malloc(sizeof(dmxGlxVisualPrivate));
+ configprivs[i]->x_visual_depth = 0;
+ configprivs[i]->x_visual_class = 0;
+
+ /* Find the visual depth */
+ if (configs[i].vid > 0) {
+ int j;
+ for (j = 0; j < dmxScreen->beNumVisuals; j++) {
+ if (dmxScreen->beVisuals[j].visualid ==
+ configs[i].vid) {
+ configprivs[i]->x_visual_depth =
+ dmxScreen->beVisuals[j].depth;
+ configprivs[i]->x_visual_class =
+ dmxScreen->beVisuals[j].class;
+ break;
+ }
+ }
+ }
+ }
+
+ XFlush(dmxScreen->beDisplay);
+ }
+ }
+#endif /* GLXEXT */
+
+ AddScreen(dmxScreenInit, argc, argv);
+ }
+
+ /* Compute origin information. */
+ dmxInitOrigins();
+
+ /* Compute overlap information. */
+ dmxInitOverlap();
+
+ /* Make sure there is a global width/height available */
+ dmxComputeWidthHeight(DMX_NO_RECOMPUTE_BOUNDING_BOX);
+
+ /* FIXME: The following is temporarily placed here. When the DMX
+ * extension is available, it will be move there.
+ */
+ dmxInitFonts();
+
+ /* Initialize the render extension */
+ if (!noRenderExtension)
+ dmxInitRender();
+
+ /* Initialized things that need timer hooks */
+ dmxStatInit();
+ dmxSyncInit(); /* Calls RegisterBlockAndWakeupHandlers */
+
+ dmxLog(dmxInfo, "Shadow framebuffer support %s\n",
+ dmxShadowFB ? "enabled" : "disabled");
+}
+
+/* RATS: Assuming the fp string (which comes from the command-line argv
+ vector) is NULL-terminated, the buffer is large enough for the
+ strcpy. */
+static void dmxSetDefaultFontPath(char *fp)
+{
+ int fplen = strlen(fp) + 1;
+
+ if (dmxFontPath) {
+ int len;
+
+ len = strlen(dmxFontPath);
+ dmxFontPath = realloc(dmxFontPath, len+fplen+1);
+ dmxFontPath[len] = ',';
+ strncpy(&dmxFontPath[len+1], fp, fplen);
+ } else {
+ dmxFontPath = malloc(fplen);
+ strncpy(dmxFontPath, fp, fplen);
+ }
+
+ defaultFontPath = dmxFontPath;
+}
+
+/** This function is called in Xserver/os/utils.c from \a AbortServer().
+ * We must ensure that backend and console state is restored in the
+ * event the server shutdown wasn't clean. */
+void AbortDDX(enum ExitCode error)
+{
+ int i;
+
+ for (i=0; i < dmxNumScreens; i++) {
+ DMXScreenInfo *dmxScreen = &dmxScreens[i];
+
+ if (dmxScreen->beDisplay) XCloseDisplay(dmxScreen->beDisplay);
+ dmxScreen->beDisplay = NULL;
+ }
+}
+
+#ifdef DDXBEFORERESET
+void ddxBeforeReset(void)
+{
+}
+#endif
+
+/** This function is called in Xserver/dix/main.c from \a main() when
+ * dispatchException & DE_TERMINATE (which is the only way to exit the
+ * main loop without an interruption. */
+void ddxGiveUp(enum ExitCode error)
+{
+ AbortDDX(error);
+}
+
+/** This function is called in Xserver/os/osinit.c from \a OsInit(). */
+void OsVendorInit(void)
+{
+}
+
+/** This function is called in Xserver/os/utils.c from \a FatalError()
+ * and \a VFatalError(). (Note that setting the function pointer \a
+ * OsVendorVErrorFProc will cause \a VErrorF() (which is called by the
+ * two routines mentioned here, as well as by others) to use the
+ * referenced routine instead of \a vfprintf().) */
+void OsVendorFatalError(void)
+{
+}
+
+/** Process our command line arguments. */
+int ddxProcessArgument(int argc, char *argv[], int i)
+{
+ int retval = 0;
+
+ if (!strcmp(argv[i], "-display")) {
+ if (++i < argc) dmxConfigStoreDisplay(argv[i]);
+ retval = 2;
+ } else if (!strcmp(argv[i], "-inputfrom") || !strcmp(argv[i], "-input")) {
+ if (++i < argc) dmxConfigStoreInput(argv[i]);
+ retval = 2;
+ } else if (!strcmp(argv[i], "-xinputfrom") || !strcmp(argv[i],"-xinput")) {
+ if (++i < argc) dmxConfigStoreXInput(argv[i]);
+ retval = 2;
+ } else if (!strcmp(argv[i], "-noshadowfb")) {
+ dmxLog(dmxWarning,
+ "-noshadowfb has been deprecated "
+ "since it is now the default\n");
+ dmxShadowFB = FALSE;
+ retval = 1;
+ } else if (!strcmp(argv[i], "-nomulticursor")) {
+ dmxCursorNoMulti();
+ retval = 1;
+ } else if (!strcmp(argv[i], "-shadowfb")) {
+ dmxShadowFB = TRUE;
+ retval = 1;
+ } else if (!strcmp(argv[i], "-configfile")) {
+ if (++i < argc) dmxConfigStoreFile(argv[i]);
+ retval = 2;
+ } else if (!strcmp(argv[i], "-config")) {
+ if (++i < argc) dmxConfigStoreConfig(argv[i]);
+ retval = 2;
+ } else if (!strcmp(argv[i], "-fontpath")) {
+ if (++i < argc) dmxSetDefaultFontPath(argv[i]);
+ retval = 2;
+ } else if (!strcmp(argv[i], "-stat")) {
+ if ((i += 2) < argc) dmxStatActivate(argv[i-1], argv[i]);
+ retval = 3;
+ } else if (!strcmp(argv[i], "-syncbatch")) {
+ if (++i < argc) dmxSyncActivate(argv[i]);
+ retval = 2;
+ } else if (!strcmp(argv[i], "-nooffscreenopt")) {
+ dmxOffScreenOpt = FALSE;
+ retval = 1;
+ } else if (!strcmp(argv[i], "-nosubdivprims")) {
+ dmxSubdividePrimitives = FALSE;
+ retval = 1;
+ } else if (!strcmp(argv[i], "-nowindowopt")) {
+ dmxLazyWindowCreation = FALSE;
+ retval = 1;
+ } else if (!strcmp(argv[i], "-noxkb")) {
+ dmxUseXKB = FALSE;
+ retval = 1;
+ } else if (!strcmp(argv[i], "-depth")) {
+ if (++i < argc) dmxDepth = atoi(argv[i]);
+ retval = 2;
+ } else if (!strcmp(argv[i], "-norender")) {
+ noRenderExtension = TRUE;
+ retval = 1;
+#ifdef GLXEXT
+ } else if (!strcmp(argv[i], "-noglxproxy")) {
+ dmxGLXProxy = FALSE;
+ retval = 1;
+ } else if (!strcmp(argv[i], "-noglxswapgroup")) {
+ dmxGLXSwapGroupSupport = FALSE;
+ retval = 1;
+ } else if (!strcmp(argv[i], "-glxsyncswap")) {
+ dmxGLXSyncSwap = TRUE;
+ retval = 1;
+ } else if (!strcmp(argv[i], "-glxfinishswap")) {
+ dmxGLXFinishSwap = TRUE;
+ retval = 1;
+#endif
+ } else if (!strcmp(argv[i], "-ignorebadfontpaths")) {
+ dmxIgnoreBadFontPaths = TRUE;
+ retval = 1;
+ } else if (!strcmp(argv[i], "-addremovescreens")) {
+ dmxAddRemoveScreens = TRUE;
+ retval = 1;
+ } else if (!strcmp(argv[i], "-param")) {
+ if ((i += 2) < argc) {
+ if (!strcasecmp(argv[i-1], "xkbrules"))
+ dmxConfigSetXkbRules(argv[i]);
+ else if (!strcasecmp(argv[i-1], "xkbmodel"))
+ dmxConfigSetXkbModel(argv[i]);
+ else if (!strcasecmp(argv[i-1], "xkblayout"))
+ dmxConfigSetXkbLayout(argv[i]);
+ else if (!strcasecmp(argv[i-1], "xkbvariant"))
+ dmxConfigSetXkbVariant(argv[i]);
+ else if (!strcasecmp(argv[i-1], "xkboptions"))
+ dmxConfigSetXkbOptions(argv[i]);
+ else
+ dmxLog(dmxWarning,
+ "-param requires: XkbRules, XkbModel, XkbLayout,"
+ " XkbVariant, or XkbOptions\n");
+ }
+ retval = 3;
+ }
+ if (!serverGeneration) dmxConfigSetMaxScreens();
+ return retval;
+}
+
+/** Provide succinct usage information for the DMX server. */
+void ddxUseMsg(void)
+{
+ ErrorF("\n\nDevice Dependent Usage:\n");
+ ErrorF("-display string Specify the back-end display(s)\n");
+ ErrorF("-input string Specify input source for core device\n");
+ ErrorF("-xinput string Specify input source for XInput device\n");
+ ErrorF("-shadowfb Enable shadow frame buffer\n");
+ ErrorF("-configfile file Read from a configuration file\n");
+ ErrorF("-config config Select a specific configuration\n");
+ ErrorF("-nomulticursor Turn of multiple cursor support\n");
+ ErrorF("-fontpath Sets the default font path\n");
+ ErrorF("-stat inter scrns Print out performance statistics\n");
+ ErrorF("-syncbatch inter Set interval for XSync batching\n");
+ ErrorF("-nooffscreenopt Disable offscreen optimization\n");
+ ErrorF("-nosubdivprims Disable primitive subdivision\n");
+ ErrorF(" optimization\n");
+ ErrorF("-nowindowopt Disable lazy window creation optimization\n");
+ ErrorF("-noxkb Disable use of the XKB extension with\n");
+ ErrorF(" backend displays (cf. -kb).\n");
+ ErrorF("-depth Specify the default root window depth\n");
+ ErrorF("-norender Disable RENDER extension support\n");
+#ifdef GLXEXT
+ ErrorF("-noglxproxy Disable GLX Proxy\n");
+ ErrorF("-noglxswapgroup Disable swap group and swap barrier\n");
+ ErrorF(" extensions in GLX proxy\n");
+ ErrorF("-glxsyncswap Force XSync after swap buffers\n");
+ ErrorF("-glxfinishswap Force glFinish after swap buffers\n");
+#endif
+ ErrorF("-ignorebadfontpaths Ignore bad font paths during initialization\n");
+ ErrorF("-addremovescreens Enable dynamic screen addition/removal\n");
+ ErrorF("-param ... Specify configuration parameters (e.g.,\n");
+ ErrorF(" XkbRules, XkbModel, XkbLayout, etc.)\n");
+ ErrorF("\n");
+ ErrorF(" If the -input string matches a -display string, then input\n"
+ " is taken from that backend display. (XInput cannot be taken\n"
+ " from a backend display.) Placing \",console\" after the\n"
+ " display name will force a console window to be opened on\n"
+ " that display in addition to the backend input. This is\n"
+ " useful if the backend window does not cover the whole\n"
+ " physical display.\n\n");
+
+ ErrorF(" Otherwise, if the -input or -xinput string specifies another\n"
+ " X display, then a console window will be created on that\n"
+ " display. Placing \",windows\" or \",nowindows\" after the\n"
+ " display name will control the display of window outlines in\n"
+ " the console.\n\n");
+
+ ErrorF(" -input or -xinput dummy specifies no input.\n");
+ ErrorF(" -input or -xinput local specifies the use of a raw keyboard,\n"
+ " mouse, or other (extension) device:\n"
+ " -input local,kbd,ps2 will use a ps2 mouse\n"
+ " -input local,kbd,ms will use a serial mouse\n"
+ " -input local,usb-kbd,usb-mou will use USB devices \n"
+ " -xinput local,usb-oth will use a non-mouse and\n"
+ " non-keyboard USB device with XInput\n\n");
+
+ ErrorF(" Special Keys:\n");
+ ErrorF(" Ctrl-Alt-g Server grab/ungrab (console only)\n");
+ ErrorF(" Ctrl-Alt-f Fine (1-pixel) mouse mode (console only)\n");
+ ErrorF(" Ctrl-Alt-q Quit (core devices only)\n");
+ ErrorF(" Ctrl-Alt-F* Switch to VC (local only)\n");
+}