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xserver/hw/dmx/dmxinit.c

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/*
* 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 <X11/Xmu/SysUtil.h> /* For XmuGetHostname */
#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 "glx_extinit.h"
#include <X11/extensions/Xext.h>
#include <X11/extensions/extutil.h>
#endif /* GLXEXT */
#include <X11/extensions/dmxproto.h>
/* Global variables available to all Xserver/hw/dmx routines. */
int dmxNumScreens;
DMXScreenInfo *dmxScreens;
int dmxNumInputs;
DMXInputInfo *dmxInputs;
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) {
snprintf(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)
strlcpy(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) {
snprintf(request, sizeof(request), "%d", ev->request_code);
snprintf(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",
(unsigned int) ev->resourceid);
break;
case BadAtom:
dmxLog(dmxWarning, " AtomID: 0x%x\n",
(unsigned int) ev->resourceid);
break;
default:
dmxLog(dmxWarning, " ResourceID: 0x%x\n",
(unsigned int) ev->resourceid);
break;
}
/* Provide serial number information */
dmxLog(dmxWarning, " Failed serial number: %d\n",
(unsigned int) ev->serial);
dmxLog(dmxWarning, " Current serial number: %d\n",
(unsigned int) 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 = xallocarray(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);
}
static void dmxAddExtensions(void)
{
const ExtensionModule dmxExtensions[] = {
{ DMXExtensionInit, DMX_EXTENSION_NAME, NULL },
};
LoadExtensionList(dmxExtensions, ARRAY_SIZE(dmxExtensions), TRUE);
}
/** 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;
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: %lu\n", dmxGeneration);
dmxLog(dmxInfo, "DMX version: %d.%d.%02d%02d%02d\n",
major, minor, year, month, day);
SetVendorRelease(VENDOR_RELEASE);
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]);
#ifdef 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++)
noGlxExtension |= (dmxScreens[i].glxMajorOpcode == 0);
#endif
if (serverGeneration == 1)
dmxAddExtensions();
/* Tell dix layer about the backend displays */
for (i = 0; i < dmxNumScreens; i++) {
#ifdef GLXEXT
if (!noGlxExtension) {
/*
* 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 *);
/* 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 = xallocarray(nconfigs, sizeof(dmxGlxVisualPrivate *));
if (configs != NULL && configprivs != NULL) {
int j;
/* Initialize our private info for each visual
* (currently only x_visual_depth and x_visual_class)
*/
for (j = 0; j < nconfigs; j++) {
configprivs[j] = (dmxGlxVisualPrivate *)
malloc(sizeof(dmxGlxVisualPrivate));
configprivs[j]->x_visual_depth = 0;
configprivs[j]->x_visual_class = 0;
/* Find the visual depth */
if (configs[j].vid > 0) {
int k;
for (k = 0; k < dmxScreen->beNumVisuals; k++) {
if (dmxScreen->beVisuals[k].visualid ==
configs[j].vid) {
configprivs[j]->x_visual_depth =
dmxScreen->beVisuals[k].depth;
configprivs[j]->x_visual_class =
dmxScreen->beVisuals[k].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 */
}
/* 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(const char *fp)
{
if (dmxFontPath) {
int fplen = strlen(fp) + 1;
int len = strlen(dmxFontPath);
dmxFontPath = realloc(dmxFontPath, len + fplen + 1);
dmxFontPath[len] = ',';
strncpy(&dmxFontPath[len + 1], fp, fplen);
}
else {
dmxFontPath = strdup(fp);
}
defaultFontPath = dmxFontPath;
}
/** 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), and from AbortServer on
* abnormal exit. */
void
ddxGiveUp(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
#if INPUTTHREAD
/** This function is called in Xserver/os/inputthread.c when starting
the input thread. */
void
ddxInputThreadInit(void)
{
}
#endif
/** 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(const char *f, va_list args)
{
}
/** 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")) {
retval = 1;
}
else if (!strcmp(argv[i], "-nomulticursor")) {
dmxCursorNoMulti();
retval = 1;
}
else if (!strcmp(argv[i], "-shadowfb")) {
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");
}
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