Adding nsSigHandlers file to pull out unix signal handlers into a
seperate file. r=Ramiro git-svn-id: svn://10.0.0.236/trunk@53950 18797224-902f-48f8-a5cc-f745e15eee43
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Jerry.Kirk%Nexwarecorp.com
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78cb9bc6ed
commit
03e774325c
@ -32,6 +32,7 @@ PROGRAM = mozilla-bin
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CPPSRCS = \
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nsAppRunner.cpp \
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nsSetupRegistry.cpp \
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nsSigHandlers.cpp \
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$(NULL)
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XP_DIST_LIBS = \
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@ -75,6 +75,10 @@ static NS_DEFINE_CID(kCookieServiceCID, NS_COOKIESERVICE_CID);
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// header file for profile manager
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#include "nsIProfile.h"
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#if defined(XP_UNIX)
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extern void InstallUnixSignalHandlers(const char *ProgramName);
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#endif
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#if defined(XP_MAC)
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#include "macstdlibextras.h"
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@ -600,52 +604,12 @@ void DumpVersion(char *appname)
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printf("%s: version info\n", appname);
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}
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#ifdef DEBUG_ramiro
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#define CRAWL_STACK_ON_SIGSEGV
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#endif // DEBUG_ramiro
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#ifdef CRAWL_STACK_ON_SIGSEGV
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#include <signal.h>
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#include <unistd.h>
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#include "nsTraceRefcnt.h"
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extern "C" char * strsignal(int);
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static char _progname[1024] = "huh?";
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void
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ah_crap_handler(int signum)
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{
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PR_CurrentThread();
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printf("prog = %s\npid = %d\nsignal = %s\n",
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_progname,
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getpid(),
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strsignal(signum));
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printf("stack logged to someplace\n");
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nsTraceRefcnt::WalkTheStack(stdout);
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printf("Sleeping for 5 minutes.\n");
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printf("Type 'gdb %s %d' to attatch your debugger to this thread.\n",
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_progname,
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getpid());
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sleep(300);
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printf("Done sleeping...\n");
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}
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#endif // CRAWL_STACK_ON_SIGSEGV
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int main(int argc, char* argv[])
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{
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#ifdef CRAWL_STACK_ON_SIGSEGV
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strcpy(_progname,argv[0]);
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signal(SIGSEGV, ah_crap_handler);
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signal(SIGILL, ah_crap_handler);
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signal(SIGABRT, ah_crap_handler);
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#endif // CRAWL_STACK_ON_SIGSEGV
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#if defined(XP_UNIX)
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InstallUnixSignalHandlers(argv[0]);
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#endif
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nsresult rv;
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119
mozilla/xpfe/bootstrap/nsSigHandlers.cpp
Normal file
119
mozilla/xpfe/bootstrap/nsSigHandlers.cpp
Normal file
@ -0,0 +1,119 @@
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is Mozilla Communicator client code.
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*
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* The Initial Developer of the Original Code is Netscape Communications
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* Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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* Ramiro
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* Jerry.Kirk@Nexwarecorp.com
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*/
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/*
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* This module is supposed to abstract signal handling away from the other
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* platforms that do not support it.
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*/
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#include <signal.h>
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#include "prthread.h"
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extern "C" char * strsignal(int);
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static char _progname[1024] = "huh?";
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#ifdef DEBUG_ramiro
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#define CRAWL_STACK_ON_SIGSEGV
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#endif // DEBUG_ramiro
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#ifdef NTO
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void abnormal_exit_handler(int signum)
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{
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/* Free any shared memory that has been allocated */
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PgShmemCleanup();
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#if 1
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if ( (signum == SIGSEGV)
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|| (signum == SIGILL)
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|| (signum == SIGABRT)
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)
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{
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PR_CurrentThread();
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printf("prog = %s\npid = %d\nsignal = %s\n",
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_progname, getpid(), strsignal(signum));
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printf("Sleeping for 5 minutes.\n");
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printf("Type 'gdb %s %d' to attatch your debugger to this thread.\n",
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_progname, getpid());
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sleep(300);
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printf("Done sleeping...\n");
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}
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#endif
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_exit(1);
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}
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#elif defined(CRAWL_STACK_ON_SIGSEGV)
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#include <unistd.h>
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#include "nsTraceRefcnt.h"
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void
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ah_crap_handler(int signum)
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{
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PR_CurrentThread();
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printf("prog = %s\npid = %d\nsignal = %s\n",
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_progname,
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getpid(),
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strsignal(signum));
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printf("stack logged to someplace\n");
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nsTraceRefcnt::WalkTheStack(stdout);
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printf("Sleeping for 5 minutes.\n");
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printf("Type 'gdb %s %d' to attatch your debugger to this thread.\n",
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_progname,
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getpid());
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sleep(300);
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printf("Done sleeping...\n");
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}
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#endif // CRAWL_STACK_ON_SIGSEGV
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void InstallUnixSignalHandlers(const char *ProgramName)
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{
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strncpy(_progname,ProgramName, (sizeof(_progname)-1) );
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#if defined(NTO)
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/* Neutrino need this to free shared memory in case of a crash */
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signal(SIGTERM, abnormal_exit_handler);
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signal(SIGQUIT, abnormal_exit_handler);
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signal(SIGINT, abnormal_exit_handler);
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signal(SIGHUP, abnormal_exit_handler);
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signal(SIGSEGV, abnormal_exit_handler);
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signal(SIGILL, abnormal_exit_handler);
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signal(SIGABRT, abnormal_exit_handler);
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#elif defined(CRAWL_STACK_ON_SIGSEGV)
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signal(SIGSEGV, ah_crap_handler);
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signal(SIGILL, ah_crap_handler);
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signal(SIGABRT, ah_crap_handler);
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#endif // CRAWL_STACK_ON_SIGSEGV
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}
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