/indra/newview/llappviewerlinux.cpp
C++ | 515 lines | 362 code | 79 blank | 74 comment | 48 complexity | 844b87f36339d98918bd5ed122775dbb MD5 | raw file
Possible License(s): LGPL-2.1
- /**
- * @file llappviewerlinux.cpp
- * @brief The LLAppViewerLinux class definitions
- *
- * $LicenseInfo:firstyear=2007&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, Linden Research, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
- * $/LicenseInfo$
- */
- #include "llviewerprecompiledheaders.h"
- #include "llappviewerlinux.h"
- #include "llcommandlineparser.h"
- #include "lldiriterator.h"
- #include "llmemtype.h"
- #include "llurldispatcher.h" // SLURL from other app instance
- #include "llviewernetwork.h"
- #include "llviewercontrol.h"
- #include "llwindowsdl.h"
- #include "llmd5.h"
- #include "llfindlocale.h"
- #include <exception>
- #if LL_DBUS_ENABLED
- # include "llappviewerlinux_api_dbus.h"
- // regrettable hacks to give us better runtime compatibility with older systems inside llappviewerlinux_api.h:
- #define llg_return_if_fail(COND) do{if (!(COND)) return;}while(0)
- #undef g_return_if_fail
- #define g_return_if_fail(COND) llg_return_if_fail(COND)
- // The generated API
- # include "llappviewerlinux_api.h"
- #endif
- namespace
- {
- int gArgC = 0;
- char **gArgV = NULL;
- void (*gOldTerminateHandler)() = NULL;
- }
- static void exceptionTerminateHandler()
- {
- // reinstall default terminate() handler in case we re-terminate.
- if (gOldTerminateHandler) std::set_terminate(gOldTerminateHandler);
- // treat this like a regular viewer crash, with nice stacktrace etc.
- LLAppViewer::handleViewerCrash();
- // we've probably been killed-off before now, but...
- gOldTerminateHandler(); // call old terminate() handler
- }
- int main( int argc, char **argv )
- {
- LLMemType mt1(LLMemType::MTYPE_STARTUP);
- #if LL_SOLARIS && defined(__sparc)
- asm ("ta\t6"); // NOTE: Make sure memory alignment is enforced on SPARC
- #endif
- gArgC = argc;
- gArgV = argv;
- LLAppViewer* viewer_app_ptr = new LLAppViewerLinux();
- // install unexpected exception handler
- gOldTerminateHandler = std::set_terminate(exceptionTerminateHandler);
- // install crash handlers
- viewer_app_ptr->setErrorHandler(LLAppViewer::handleViewerCrash);
- bool ok = viewer_app_ptr->init();
- if(!ok)
- {
- llwarns << "Application init failed." << llendl;
- return -1;
- }
- // Run the application main loop
- if(!LLApp::isQuitting())
- {
- viewer_app_ptr->mainLoop();
- }
- if (!LLApp::isError())
- {
- //
- // We don't want to do cleanup here if the error handler got called -
- // the assumption is that the error handler is responsible for doing
- // app cleanup if there was a problem.
- //
- viewer_app_ptr->cleanup();
- }
- delete viewer_app_ptr;
- viewer_app_ptr = NULL;
- return 0;
- }
- LLAppViewerLinux::LLAppViewerLinux()
- {
- }
- LLAppViewerLinux::~LLAppViewerLinux()
- {
- }
- bool LLAppViewerLinux::init()
- {
- // g_thread_init() must be called before *any* use of glib, *and*
- // before any mutexes are held, *and* some of our third-party
- // libraries likes to use glib functions; in short, do this here
- // really early in app startup!
- if (!g_thread_supported ()) g_thread_init (NULL);
-
- return LLAppViewer::init();
- }
- bool LLAppViewerLinux::restoreErrorTrap()
- {
- // *NOTE:Mani there is a case for implementing this on the mac.
- // Linux doesn't need it to my knowledge.
- return true;
- }
- /////////////////////////////////////////
- #if LL_DBUS_ENABLED
- typedef struct
- {
- GObjectClass parent_class;
- } ViewerAppAPIClass;
- static void viewerappapi_init(ViewerAppAPI *server);
- static void viewerappapi_class_init(ViewerAppAPIClass *klass);
- ///
- // regrettable hacks to give us better runtime compatibility with older systems in general
- static GType llg_type_register_static_simple_ONCE(GType parent_type,
- const gchar *type_name,
- guint class_size,
- GClassInitFunc class_init,
- guint instance_size,
- GInstanceInitFunc instance_init,
- GTypeFlags flags)
- {
- static GTypeInfo type_info;
- memset(&type_info, 0, sizeof(type_info));
- type_info.class_size = class_size;
- type_info.class_init = class_init;
- type_info.instance_size = instance_size;
- type_info.instance_init = instance_init;
- return g_type_register_static(parent_type, type_name, &type_info, flags);
- }
- #define llg_intern_static_string(S) (S)
- #define g_intern_static_string(S) llg_intern_static_string(S)
- #define g_type_register_static_simple(parent_type, type_name, class_size, class_init, instance_size, instance_init, flags) llg_type_register_static_simple_ONCE(parent_type, type_name, class_size, class_init, instance_size, instance_init, flags)
- G_DEFINE_TYPE(ViewerAppAPI, viewerappapi, G_TYPE_OBJECT);
- void viewerappapi_class_init(ViewerAppAPIClass *klass)
- {
- }
- static bool dbus_server_init = false;
- void viewerappapi_init(ViewerAppAPI *server)
- {
- // Connect to the default DBUS, register our service/API.
- if (!dbus_server_init)
- {
- GError *error = NULL;
-
- server->connection = lldbus_g_bus_get(DBUS_BUS_SESSION, &error);
- if (server->connection)
- {
- lldbus_g_object_type_install_info(viewerappapi_get_type(), &dbus_glib_viewerapp_object_info);
-
- lldbus_g_connection_register_g_object(server->connection, VIEWERAPI_PATH, G_OBJECT(server));
-
- DBusGProxy *serverproxy = lldbus_g_proxy_new_for_name(server->connection, DBUS_SERVICE_DBUS, DBUS_PATH_DBUS, DBUS_INTERFACE_DBUS);
- guint request_name_ret_unused;
- // akin to org_freedesktop_DBus_request_name
- if (lldbus_g_proxy_call(serverproxy, "RequestName", &error, G_TYPE_STRING, VIEWERAPI_SERVICE, G_TYPE_UINT, 0, G_TYPE_INVALID, G_TYPE_UINT, &request_name_ret_unused, G_TYPE_INVALID))
- {
- // total success.
- dbus_server_init = true;
- }
- else
- {
- llwarns << "Unable to register service name: " << error->message << llendl;
- }
-
- g_object_unref(serverproxy);
- }
- else
- {
- g_warning("Unable to connect to dbus: %s", error->message);
- }
- if (error)
- g_error_free(error);
- }
- }
- gboolean viewer_app_api_GoSLURL(ViewerAppAPI *obj, gchar *slurl, gboolean **success_rtn, GError **error)
- {
- bool success = false;
- llinfos << "Was asked to go to slurl: " << slurl << llendl;
- std::string url = slurl;
- LLMediaCtrl* web = NULL;
- const bool trusted_browser = false;
- if (LLURLDispatcher::dispatch(url, "", web, trusted_browser))
- {
- // bring window to foreground, as it has just been "launched" from a URL
- // todo: hmm, how to get there from here?
- //xxx->mWindow->bringToFront();
- success = true;
- }
- *success_rtn = g_new (gboolean, 1);
- (*success_rtn)[0] = (gboolean)success;
- return TRUE; // the invokation succeeded, even if the actual dispatch didn't.
- }
- ///
- //virtual
- bool LLAppViewerLinux::initSLURLHandler()
- {
- if (!grab_dbus_syms(DBUSGLIB_DYLIB_DEFAULT_NAME))
- {
- return false; // failed
- }
- g_type_init();
- //ViewerAppAPI *api_server = (ViewerAppAPI*)
- g_object_new(viewerappapi_get_type(), NULL);
- return true;
- }
- //virtual
- bool LLAppViewerLinux::sendURLToOtherInstance(const std::string& url)
- {
- if (!grab_dbus_syms(DBUSGLIB_DYLIB_DEFAULT_NAME))
- {
- return false; // failed
- }
- bool success = false;
- DBusGConnection *bus;
- GError *error = NULL;
- g_type_init();
-
- bus = lldbus_g_bus_get (DBUS_BUS_SESSION, &error);
- if (bus)
- {
- gboolean rtn = FALSE;
- DBusGProxy *remote_object =
- lldbus_g_proxy_new_for_name(bus, VIEWERAPI_SERVICE, VIEWERAPI_PATH, VIEWERAPI_INTERFACE);
- if (lldbus_g_proxy_call(remote_object, "GoSLURL", &error,
- G_TYPE_STRING, url.c_str(), G_TYPE_INVALID,
- G_TYPE_BOOLEAN, &rtn, G_TYPE_INVALID))
- {
- success = rtn;
- }
- else
- {
- llinfos << "Call-out to other instance failed (perhaps not running): " << error->message << llendl;
- }
- g_object_unref(G_OBJECT(remote_object));
- }
- else
- {
- llwarns << "Couldn't connect to session bus: " << error->message << llendl;
- }
- if (error)
- g_error_free(error);
-
- return success;
- }
- #else // LL_DBUS_ENABLED
- bool LLAppViewerLinux::initSLURLHandler()
- {
- return false; // not implemented without dbus
- }
- bool LLAppViewerLinux::sendURLToOtherInstance(const std::string& url)
- {
- return false; // not implemented without dbus
- }
- #endif // LL_DBUS_ENABLED
- void LLAppViewerLinux::handleCrashReporting(bool reportFreeze)
- {
- std::string cmd =gDirUtilp->getExecutableDir();
- cmd += gDirUtilp->getDirDelimiter();
- #if LL_LINUX
- cmd += "linux-crash-logger.bin";
- #elif LL_SOLARIS
- cmd += "solaris-crash-logger";
- #else
- # error Unknown platform
- #endif
- if(reportFreeze)
- {
- char* const cmdargv[] =
- {(char*)cmd.c_str(),
- (char*)"-previous",
- NULL};
- fflush(NULL); // flush all buffers before the child inherits them
- pid_t pid = fork();
- if (pid == 0)
- { // child
- execv(cmd.c_str(), cmdargv); /* Flawfinder: Ignore */
- llwarns << "execv failure when trying to start " << cmd << llendl;
- _exit(1); // avoid atexit()
- } else {
- if (pid > 0)
- {
- // wait for child proc to die
- int childExitStatus;
- waitpid(pid, &childExitStatus, 0);
- } else {
- llwarns << "fork failure." << llendl;
- }
- }
- }
- else
- {
- // launch the actual crash logger
- const char * cmdargv[] =
- {cmd.c_str(),
- "-user",
- (char*)LLGridManager::getInstance()->getGridLabel().c_str(),
- "-name",
- LLAppViewer::instance()->getSecondLifeTitle().c_str(),
- NULL};
- fflush(NULL);
- pid_t pid = fork();
- if (pid == 0)
- { // child
- execv(cmd.c_str(), (char* const*) cmdargv); /* Flawfinder: ignore */
- llwarns << "execv failure when trying to start " << cmd << llendl;
- _exit(1); // avoid atexit()
- }
- else
- {
- if (pid > 0)
- {
- // DO NOT wait for child proc to die; we want
- // the logger to outlive us while we quit to
- // free up the screen/keyboard/etc.
- ////int childExitStatus;
- ////waitpid(pid, &childExitStatus, 0);
- }
- else
- {
- llwarns << "fork failure." << llendl;
- }
- }
- // Sometimes signals don't seem to quit the viewer. Also, we may
- // have been called explicitly instead of from a signal handler.
- // Make sure we exit so as to not totally confuse the user.
- _exit(1); // avoid atexit(), else we may re-crash in dtors.
- }
- }
- bool LLAppViewerLinux::beingDebugged()
- {
- static enum {unknown, no, yes} debugged = unknown;
- #if LL_SOLARIS
- return debugged == no; // BUG: fix this for Solaris
- #else
- if (debugged == unknown)
- {
- pid_t ppid = getppid();
- char *name;
- int ret;
- ret = asprintf(&name, "/proc/%d/exe", ppid);
- if (ret != -1)
- {
- char buf[1024];
- ssize_t n;
-
- n = readlink(name, buf, sizeof(buf) - 1);
- if (n != -1)
- {
- char *base = strrchr(buf, '/');
- buf[n + 1] = '\0';
- if (base == NULL)
- {
- base = buf;
- } else {
- base += 1;
- }
-
- if (strcmp(base, "gdb") == 0)
- {
- debugged = yes;
- }
- }
- free(name);
- }
- }
- return debugged == yes;
- #endif
- }
- bool LLAppViewerLinux::initLogging()
- {
- // Remove the last stack trace, if any
- // This file is no longer created, since the move to Google Breakpad
- // The code is left here to clean out any old state in the log dir
- std::string old_stack_file =
- gDirUtilp->getExpandedFilename(LL_PATH_LOGS,"stack_trace.log");
- LLFile::remove(old_stack_file);
- return LLAppViewer::initLogging();
- }
- bool LLAppViewerLinux::initParseCommandLine(LLCommandLineParser& clp)
- {
- if (!clp.parseCommandLine(gArgC, gArgV))
- {
- return false;
- }
- // Find the system language.
- FL_Locale *locale = NULL;
- FL_Success success = FL_FindLocale(&locale, FL_MESSAGES);
- if (success != 0)
- {
- if (success >= 2 && locale->lang) // confident!
- {
- LL_INFOS("AppInit") << "Language " << ll_safe_string(locale->lang) << LL_ENDL;
- LL_INFOS("AppInit") << "Location " << ll_safe_string(locale->country) << LL_ENDL;
- LL_INFOS("AppInit") << "Variant " << ll_safe_string(locale->variant) << LL_ENDL;
- LLControlVariable* c = gSavedSettings.getControl("SystemLanguage");
- if(c)
- {
- c->setValue(std::string(locale->lang), false);
- }
- }
- }
- FL_FreeLocale(&locale);
- return true;
- }
- std::string LLAppViewerLinux::generateSerialNumber()
- {
- char serial_md5[MD5HEX_STR_SIZE];
- serial_md5[0] = 0;
- std::string best;
- std::string uuiddir("/dev/disk/by-uuid/");
- // trawl /dev/disk/by-uuid looking for a good-looking UUID to grab
- std::string this_name;
- LLDirIterator iter(uuiddir, "*");
- while (iter.next(this_name))
- {
- if (this_name.length() > best.length() ||
- (this_name.length() == best.length() &&
- this_name > best))
- {
- // longest (and secondarily alphabetically last) so far
- best = this_name;
- }
- }
- // we don't return the actual serial number, just a hash of it.
- LLMD5 md5( reinterpret_cast<const unsigned char*>(best.c_str()) );
- md5.hex_digest(serial_md5);
- return serial_md5;
- }