/dix/main.c
C | 382 lines | 240 code | 57 blank | 85 comment | 35 complexity | 9f5941c0177de272f6f569b1ae4417dc MD5 | raw file
Possible License(s): MIT
- /***********************************************************
- Copyright 1987, 1998 The Open Group
- Permission to use, copy, modify, distribute, and sell this software and its
- documentation for any purpose is hereby granted without fee, provided that
- the above copyright notice appear in all copies and that both that
- copyright notice and this permission notice appear in supporting
- documentation.
- The above copyright notice and this permission notice 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 NONINFRINGEMENT. IN NO EVENT SHALL THE
- OPEN GROUP 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.
- Except as contained in this notice, the name of The Open Group shall not be
- used in advertising or otherwise to promote the sale, use or other dealings
- in this Software without prior written authorization from The Open Group.
- Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
- All Rights Reserved
- Permission to use, copy, modify, and distribute this software and its
- documentation for any purpose and without fee is hereby granted,
- provided that the above copyright notice appear in all copies and that
- both that copyright notice and this permission notice appear in
- supporting documentation, and that the name of Digital not be
- used in advertising or publicity pertaining to distribution of the
- software without specific, written prior permission.
- DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
- ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
- DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
- ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
- ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
- SOFTWARE.
- ******************************************************************/
- /* The panoramix components contained the following notice */
- /*****************************************************************
- Copyright (c) 1991, 1997 Digital Equipment Corporation, Maynard, Massachusetts.
- 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 the rights
- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- copies of the Software.
- The above copyright notice and this permission notice 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 NONINFRINGEMENT. IN NO EVENT SHALL
- DIGITAL EQUIPMENT CORPORATION BE LIABLE FOR ANY CLAIM, DAMAGES, INCLUDING,
- BUT NOT LIMITED TO CONSEQUENTIAL OR INCIDENTAL 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.
- Except as contained in this notice, the name of Digital Equipment Corporation
- shall not be used in advertising or otherwise to promote the sale, use or other
- dealings in this Software without prior written authorization from Digital
- Equipment Corporation.
- ******************************************************************/
- #ifdef HAVE_DIX_CONFIG_H
- #include <dix-config.h>
- #include <version-config.h>
- #endif
- #include <X11/X.h>
- #include <X11/Xos.h> /* for unistd.h */
- #include <X11/Xproto.h>
- #include <pixman.h>
- #include "scrnintstr.h"
- #include "misc.h"
- #include "os.h"
- #include "windowstr.h"
- #include "resource.h"
- #include "dixstruct.h"
- #include "gcstruct.h"
- #include "extension.h"
- #include "colormap.h"
- #include "colormapst.h"
- #include "cursorstr.h"
- #include "selection.h"
- #include <X11/fonts/font.h>
- #include "opaque.h"
- #include "servermd.h"
- #include "hotplug.h"
- #include "site.h"
- #include "dixfont.h"
- #include "extnsionst.h"
- #include "privates.h"
- #include "registry.h"
- #include "client.h"
- #include "exevents.h"
- #ifdef PANORAMIX
- #include "panoramiXsrv.h"
- #else
- #include "dixevents.h" /* InitEvents() */
- #endif
- #ifdef DPMSExtension
- #include <X11/extensions/dpmsconst.h>
- #include "dpmsproc.h"
- #endif
- extern void Dispatch(void);
- #ifdef XQUARTZ
- #include <pthread.h>
- BOOL serverRunning = FALSE;
- pthread_mutex_t serverRunningMutex = PTHREAD_MUTEX_INITIALIZER;
- pthread_cond_t serverRunningCond = PTHREAD_COND_INITIALIZER;
- #endif
- int
- dix_main(int argc, char *argv[], char *envp[])
- {
- int i;
- HWEventQueueType alwaysCheckForInput[2];
- display = "0";
- InitRegions();
- CheckUserParameters(argc, argv, envp);
- CheckUserAuthorization();
- InitConnectionLimits();
- ProcessCommandLine(argc, argv);
- alwaysCheckForInput[0] = 0;
- alwaysCheckForInput[1] = 1;
- while (1) {
- serverGeneration++;
- ScreenSaverTime = defaultScreenSaverTime;
- ScreenSaverInterval = defaultScreenSaverInterval;
- ScreenSaverBlanking = defaultScreenSaverBlanking;
- ScreenSaverAllowExposures = defaultScreenSaverAllowExposures;
- #ifdef DPMSExtension
- DPMSStandbyTime = DPMSSuspendTime = DPMSOffTime = ScreenSaverTime;
- DPMSEnabled = TRUE;
- DPMSPowerLevel = 0;
- #endif
- InitBlockAndWakeupHandlers();
- /* Perform any operating system dependent initializations you'd like */
- OsInit();
- if (serverGeneration == 1) {
- CreateWellKnownSockets();
- for (i = 1; i < MAXCLIENTS; i++)
- clients[i] = NullClient;
- serverClient = calloc(sizeof(ClientRec), 1);
- if (!serverClient)
- FatalError("couldn't create server client");
- InitClient(serverClient, 0, (void *) NULL);
- }
- else
- ResetWellKnownSockets();
- clients[0] = serverClient;
- currentMaxClients = 1;
- /* Initialize privates before first allocation */
- dixResetPrivates();
- /* Initialize server client devPrivates, to be reallocated as
- * more client privates are registered
- */
- if (!dixAllocatePrivates(&serverClient->devPrivates, PRIVATE_CLIENT))
- FatalError("failed to create server client privates");
- if (!InitClientResources(serverClient)) /* for root resources */
- FatalError("couldn't init server resources");
- SetInputCheck(&alwaysCheckForInput[0], &alwaysCheckForInput[1]);
- screenInfo.numScreens = 0;
- InitAtoms();
- InitEvents();
- InitSelections();
- InitGlyphCaching();
- dixResetRegistry();
- ResetFontPrivateIndex();
- InitCallbackManager();
- InitOutput(&screenInfo, argc, argv);
- if (screenInfo.numScreens < 1)
- FatalError("no screens found");
- InitExtensions(argc, argv);
- for (i = 0; i < screenInfo.numGPUScreens; i++) {
- ScreenPtr pScreen = screenInfo.gpuscreens[i];
- if (!CreateScratchPixmapsForScreen(pScreen))
- FatalError("failed to create scratch pixmaps");
- if (pScreen->CreateScreenResources &&
- !(*pScreen->CreateScreenResources) (pScreen))
- FatalError("failed to create screen resources");
- }
- for (i = 0; i < screenInfo.numScreens; i++) {
- ScreenPtr pScreen = screenInfo.screens[i];
- if (!CreateScratchPixmapsForScreen(pScreen))
- FatalError("failed to create scratch pixmaps");
- if (pScreen->CreateScreenResources &&
- !(*pScreen->CreateScreenResources) (pScreen))
- FatalError("failed to create screen resources");
- if (!CreateGCperDepth(i))
- FatalError("failed to create scratch GCs");
- if (!CreateDefaultStipple(i))
- FatalError("failed to create default stipple");
- if (!CreateRootWindow(pScreen))
- FatalError("failed to create root window");
- }
- InitFonts();
- if (SetDefaultFontPath(defaultFontPath) != Success) {
- ErrorF("[dix] failed to set default font path '%s'",
- defaultFontPath);
- }
- if (!SetDefaultFont(defaultTextFont)) {
- FatalError("could not open default font '%s'", defaultTextFont);
- }
- if (!(rootCursor = CreateRootCursor(NULL, 0))) {
- FatalError("could not open default cursor font '%s'",
- defaultCursorFont);
- }
- #ifdef DPMSExtension
- /* check all screens, looking for DPMS Capabilities */
- DPMSCapableFlag = DPMSSupported();
- if (!DPMSCapableFlag)
- DPMSEnabled = FALSE;
- #endif
- #ifdef PANORAMIX
- /*
- * Consolidate window and colourmap information for each screen
- */
- if (!noPanoramiXExtension)
- PanoramiXConsolidate();
- #endif
- for (i = 0; i < screenInfo.numScreens; i++)
- InitRootWindow(screenInfo.screens[i]->root);
- InitCoreDevices();
- InitInput(argc, argv);
- InitAndStartDevices();
- ReserveClientIds(serverClient);
- dixSaveScreens(serverClient, SCREEN_SAVER_FORCER, ScreenSaverReset);
- #ifdef PANORAMIX
- if (!noPanoramiXExtension) {
- if (!PanoramiXCreateConnectionBlock()) {
- FatalError("could not create connection block info");
- }
- }
- else
- #endif
- {
- if (!CreateConnectionBlock()) {
- FatalError("could not create connection block info");
- }
- }
- #ifdef XQUARTZ
- /* Let the other threads know the server is done with its init */
- pthread_mutex_lock(&serverRunningMutex);
- serverRunning = TRUE;
- pthread_cond_broadcast(&serverRunningCond);
- pthread_mutex_unlock(&serverRunningMutex);
- #endif
- NotifyParentProcess();
- Dispatch();
- #ifdef XQUARTZ
- /* Let the other threads know the server is no longer running */
- pthread_mutex_lock(&serverRunningMutex);
- serverRunning = FALSE;
- pthread_mutex_unlock(&serverRunningMutex);
- #endif
- UndisplayDevices();
- DisableAllDevices();
- /* Now free up whatever must be freed */
- if (screenIsSaved == SCREEN_SAVER_ON)
- dixSaveScreens(serverClient, SCREEN_SAVER_OFF, ScreenSaverReset);
- FreeScreenSaverTimer();
- CloseDownExtensions();
- #ifdef PANORAMIX
- {
- Bool remember_it = noPanoramiXExtension;
- noPanoramiXExtension = TRUE;
- FreeAllResources();
- noPanoramiXExtension = remember_it;
- }
- #else
- FreeAllResources();
- #endif
- CloseInput();
- for (i = 0; i < screenInfo.numScreens; i++)
- screenInfo.screens[i]->root = NullWindow;
- CloseDownDevices();
- CloseDownEvents();
- for (i = screenInfo.numGPUScreens - 1; i >= 0; i--) {
- ScreenPtr pScreen = screenInfo.gpuscreens[i];
- FreeScratchPixmapsForScreen(pScreen);
- (*pScreen->CloseScreen) (pScreen);
- dixFreePrivates(pScreen->devPrivates, PRIVATE_SCREEN);
- free(pScreen);
- screenInfo.numGPUScreens = i;
- }
- for (i = screenInfo.numScreens - 1; i >= 0; i--) {
- FreeScratchPixmapsForScreen(screenInfo.screens[i]);
- FreeGCperDepth(i);
- FreeDefaultStipple(i);
- dixFreeScreenSpecificPrivates(screenInfo.screens[i]);
- (*screenInfo.screens[i]->CloseScreen) (screenInfo.screens[i]);
- dixFreePrivates(screenInfo.screens[i]->devPrivates, PRIVATE_SCREEN);
- free(screenInfo.screens[i]);
- screenInfo.numScreens = i;
- }
- ReleaseClientIds(serverClient);
- dixFreePrivates(serverClient->devPrivates, PRIVATE_CLIENT);
- serverClient->devPrivates = NULL;
- dixFreeRegistry();
- FreeFonts();
- FreeAllAtoms();
- FreeAuditTimer();
- DeleteCallbackManager();
- if (dispatchException & DE_TERMINATE) {
- CloseWellKnownConnections();
- }
- OsCleanup((dispatchException & DE_TERMINATE) != 0);
- if (dispatchException & DE_TERMINATE) {
- ddxGiveUp(EXIT_NO_ERROR);
- break;
- }
- free(ConnectionInfo);
- ConnectionInfo = NULL;
- }
- return 0;
- }