diff options
Diffstat (limited to 'indra/newview/llappviewerlinux.cpp')
| -rw-r--r-- | indra/newview/llappviewerlinux.cpp | 262 |
1 files changed, 17 insertions, 245 deletions
diff --git a/indra/newview/llappviewerlinux.cpp b/indra/newview/llappviewerlinux.cpp index 78b0f7ba83..7629265730 100644 --- a/indra/newview/llappviewerlinux.cpp +++ b/indra/newview/llappviewerlinux.cpp @@ -2,31 +2,25 @@ * @file llappviewerlinux.cpp * @brief The LLAppViewerLinux class definitions * - * $LicenseInfo:firstyear=2007&license=viewergpl$ - * - * Copyright (c) 2007-2009, Linden Research, Inc. - * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * Second Life Viewer Source Code - * The source code in this file ("Source Code") is provided by Linden Lab - * to you under the terms of the GNU General Public License, version 2.0 - * ("GPL"), unless you have obtained a separate licensing agreement - * ("Other License"), formally executed by you and Linden Lab. Terms of - * the GPL can be found in doc/GPL-license.txt in this distribution, or - * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2 + * Copyright (C) 2010, Linden Research, Inc. * - * There are special exceptions to the terms and conditions of the GPL as - * it is applied to this Source Code. View the full text of the exception - * in the file doc/FLOSS-exception.txt in this software distribution, or - * online at - * http://secondlifegrid.net/programs/open_source/licensing/flossexception + * 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. * - * By copying, modifying or distributing this software, you acknowledge - * that you have read and understood your obligations described above, - * and agree to abide by those obligations. + * 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. * - * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO - * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY, - * COMPLETENESS OR PERFORMANCE. + * 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 * $/LicenseInfo$ */ @@ -46,23 +40,6 @@ #include <exception> -#if LL_LINUX -# include <dlfcn.h> // RTLD_LAZY -# include <execinfo.h> // backtrace - glibc only -#elif LL_SOLARIS -# include <sys/types.h> -# include <unistd.h> -# include <fcntl.h> -# include <ucontext.h> -#endif - -#ifdef LL_ELFBIN -# ifdef __GNUC__ -# include <cxxabi.h> // for symbol demangling -# endif -# include "ELFIO/ELFIO.h" // for better backtraces -#endif - #if LL_DBUS_ENABLED # include "llappviewerlinux_api_dbus.h" @@ -86,7 +63,6 @@ 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::handleSyncViewerCrash(); LLAppViewer::handleViewerCrash(); // we've probably been killed-off before now, but... gOldTerminateHandler(); // call old terminate() handler @@ -109,7 +85,6 @@ int main( int argc, char **argv ) gOldTerminateHandler = std::set_terminate(exceptionTerminateHandler); // install crash handlers viewer_app_ptr->setErrorHandler(LLAppViewer::handleViewerCrash); - viewer_app_ptr->setSyncErrorHandler(LLAppViewer::handleSyncViewerCrash); bool ok = viewer_app_ptr->init(); if(!ok) @@ -138,201 +113,6 @@ int main( int argc, char **argv ) return 0; } -#ifdef LL_SOLARIS -static inline BOOL do_basic_glibc_backtrace() -{ - BOOL success = FALSE; - - std::string strace_filename = gDirUtilp->getExpandedFilename(LL_PATH_LOGS,"stack_trace.log"); - llinfos << "Opening stack trace file " << strace_filename << llendl; - LLFILE* StraceFile = LLFile::fopen(strace_filename, "w"); - if (!StraceFile) - { - llinfos << "Opening stack trace file " << strace_filename << " failed. Using stderr." << llendl; - StraceFile = stderr; - } - - printstack(fileno(StraceFile)); - - if (StraceFile != stderr) - fclose(StraceFile); - - return success; -} -#else -#define MAX_STACK_TRACE_DEPTH 40 -// This uses glibc's basic built-in stack-trace functions for a not very -// amazing backtrace. -static inline BOOL do_basic_glibc_backtrace() -{ - void *stackarray[MAX_STACK_TRACE_DEPTH]; - size_t size; - char **strings; - size_t i; - BOOL success = FALSE; - - size = backtrace(stackarray, MAX_STACK_TRACE_DEPTH); - strings = backtrace_symbols(stackarray, size); - - std::string strace_filename = gDirUtilp->getExpandedFilename(LL_PATH_LOGS,"stack_trace.log"); - llinfos << "Opening stack trace file " << strace_filename << llendl; - LLFILE* StraceFile = LLFile::fopen(strace_filename, "w"); // Flawfinder: ignore - if (!StraceFile) - { - llinfos << "Opening stack trace file " << strace_filename << " failed. Using stderr." << llendl; - StraceFile = stderr; - } - - if (size) - { - for (i = 0; i < size; i++) - { - // the format of the StraceFile is very specific, to allow (kludgy) machine-parsing - fprintf(StraceFile, "%-3lu ", (unsigned long)i); - fprintf(StraceFile, "%-32s\t", "unknown"); - fprintf(StraceFile, "%p ", stackarray[i]); - fprintf(StraceFile, "%s\n", strings[i]); - } - - success = TRUE; - } - - if (StraceFile != stderr) - fclose(StraceFile); - - free (strings); - return success; -} - -#if LL_ELFBIN -// This uses glibc's basic built-in stack-trace functions together with -// ELFIO's ability to parse the .symtab ELF section for better symbol -// extraction without exporting symbols (which'd cause subtle, fatal bugs). -static inline BOOL do_elfio_glibc_backtrace() -{ - void *stackarray[MAX_STACK_TRACE_DEPTH]; - size_t btsize; - char **strings; - BOOL success = FALSE; - - std::string appfilename = gDirUtilp->getExecutablePathAndName(); - - std::string strace_filename = gDirUtilp->getExpandedFilename(LL_PATH_LOGS,"stack_trace.log"); - llinfos << "Opening stack trace file " << strace_filename << llendl; - LLFILE* StraceFile = LLFile::fopen(strace_filename, "w"); // Flawfinder: ignore - if (!StraceFile) - { - llinfos << "Opening stack trace file " << strace_filename << " failed. Using stderr." << llendl; - StraceFile = stderr; - } - - // get backtrace address list and basic symbol info - btsize = backtrace(stackarray, MAX_STACK_TRACE_DEPTH); - strings = backtrace_symbols(stackarray, btsize); - - // create ELF reader for our app binary - IELFI* pReader; - const IELFISection* pSec = NULL; - IELFISymbolTable* pSymTbl = 0; - if (ERR_ELFIO_NO_ERROR != ELFIO::GetInstance()->CreateELFI(&pReader) || - ERR_ELFIO_NO_ERROR != pReader->Load(appfilename.c_str()) || - // find symbol table, create reader-object - NULL == (pSec = pReader->GetSection( ".symtab" )) || - ERR_ELFIO_NO_ERROR != pReader->CreateSectionReader(IELFI::ELFI_SYMBOL, pSec, (void**)&pSymTbl) ) - { - // Failed to open our binary and read its symbol table somehow - llinfos << "Could not initialize ELF symbol reading - doing basic backtrace." << llendl; - if (StraceFile != stderr) - fclose(StraceFile); - // note that we may be leaking some of the above ELFIO - // objects now, but it's expected that we'll be dead soon - // and we want to tread delicately until we get *some* kind - // of useful backtrace. - return do_basic_glibc_backtrace(); - } - - // iterate over trace and symtab, looking for plausible symbols - std::string name; - Elf32_Addr value; - Elf32_Word ssize; - unsigned char bind; - unsigned char type; - Elf32_Half section; - int nSymNo = pSymTbl->GetSymbolNum(); - size_t btpos; - for (btpos = 0; btpos < btsize; ++btpos) - { - // the format of the StraceFile is very specific, to allow (kludgy) machine-parsing - fprintf(StraceFile, "%-3ld ", (long)btpos); - int symidx; - for (symidx = 0; symidx < nSymNo; ++symidx) - { - if (ERR_ELFIO_NO_ERROR == - pSymTbl->GetSymbol(symidx, name, value, ssize, - bind, type, section)) - { - // check if trace address within symbol range - if (uintptr_t(stackarray[btpos]) >= value && - uintptr_t(stackarray[btpos]) < value+ssize) - { - // symbol is inside viewer - fprintf(StraceFile, "%-32s\t", "com.secondlife.indra.viewer"); - fprintf(StraceFile, "%p ", stackarray[btpos]); - - char *demangled_str = NULL; - int demangle_result = 1; - demangled_str = - abi::__cxa_demangle - (name.c_str(), NULL, NULL, - &demangle_result); - if (0 == demangle_result && - NULL != demangled_str) { - fprintf(StraceFile, - "%s", demangled_str); - free(demangled_str); - } - else // failed demangle; print it raw - { - fprintf(StraceFile, - "%s", name.c_str()); - } - // print offset from symbol start - fprintf(StraceFile, - " + %lu\n", - uintptr_t(stackarray[btpos]) - - value); - goto got_sym; // early escape - } - } - } - // Fallback: - // Didn't find a suitable symbol in the binary - it's probably - // a symbol in a DSO; use glibc's idea of what it should be. - fprintf(StraceFile, "%-32s\t", "unknown"); - fprintf(StraceFile, "%p ", stackarray[btpos]); - fprintf(StraceFile, "%s\n", strings[btpos]); - got_sym:; - } - - if (StraceFile != stderr) - fclose(StraceFile); - - pSymTbl->Release(); - pSec->Release(); - pReader->Release(); - - free(strings); - - llinfos << "Finished generating stack trace." << llendl; - - success = TRUE; - return success; -} -#endif // LL_ELFBIN - -#endif // LL_SOLARIS - - LLAppViewerLinux::LLAppViewerLinux() { } @@ -541,16 +321,6 @@ bool LLAppViewerLinux::sendURLToOtherInstance(const std::string& url) } #endif // LL_DBUS_ENABLED -void LLAppViewerLinux::handleSyncCrashTrace() -{ - // This backtrace writes into stack_trace.log -# if LL_ELFBIN - do_elfio_glibc_backtrace(); // more useful backtrace -# else - do_basic_glibc_backtrace(); // only slightly useful backtrace -# endif // LL_ELFBIN -} - void LLAppViewerLinux::handleCrashReporting(bool reportFreeze) { std::string cmd =gDirUtilp->getExecutableDir(); @@ -686,6 +456,8 @@ bool LLAppViewerLinux::beingDebugged() 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); |