mirror of
https://github.com/servalproject/serval-dna.git
synced 2024-12-20 21:53:12 +00:00
21f51965c1
Make .o files in separate subdirectories for servald and library Factor struct __sourceloc and __WHENCE__ from "log.h" into "whence.h" Factor sid_t etc from "serval.h" into "serval_types.h" Factor rhizome_bid_t etc from "rhizome.h" into "rhizome_types.h" Do not include "serval.h" in library sources Add log_stderr.c and logMessage.c for stand-alone executables
72 lines
2.2 KiB
C
72 lines
2.2 KiB
C
/*
|
|
Serval DNA daemon
|
|
Copyright (C) 2012 Serval Project Inc.
|
|
|
|
This program is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU General Public License
|
|
as published by the Free Software Foundation; either version 2
|
|
of the License, or (at your option) any later version.
|
|
|
|
This program 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 General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#include <signal.h>
|
|
#include "serval.h"
|
|
#include "conf.h"
|
|
|
|
static void crash_handler(int signal);
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
#if defined WIN32
|
|
WSADATA wsa_data;
|
|
WSAStartup(MAKEWORD(1,1), &wsa_data);
|
|
#endif
|
|
/* Catch crash signals so that we can log a backtrace before expiring. */
|
|
struct sigaction sig;
|
|
sig.sa_handler = crash_handler;
|
|
sigemptyset(&sig.sa_mask); // Don't block any signals during handler
|
|
sig.sa_flags = SA_NODEFER | SA_RESETHAND; // So the signal handler can kill the process by re-sending the same signal to itself
|
|
sigaction(SIGSEGV, &sig, NULL);
|
|
sigaction(SIGFPE, &sig, NULL);
|
|
sigaction(SIGILL, &sig, NULL);
|
|
sigaction(SIGBUS, &sig, NULL);
|
|
sigaction(SIGABRT, &sig, NULL);
|
|
|
|
/* Setup i/o signal handlers */
|
|
signal(SIGPIPE,sigPipeHandler);
|
|
signal(SIGIO,sigIoHandler);
|
|
|
|
srandomdev();
|
|
cf_init();
|
|
int status = parseCommandLine(NULL, argv[0], argc - 1, (const char*const*)&argv[1]);
|
|
#if defined WIN32
|
|
WSACleanup();
|
|
#endif
|
|
return status;
|
|
}
|
|
|
|
char crash_handler_clue[1024] = "no clue";
|
|
|
|
static void crash_handler(int signal)
|
|
{
|
|
LOGF(LOG_LEVEL_FATAL, "Caught signal %s", alloca_signal_name(signal));
|
|
LOGF(LOG_LEVEL_FATAL, "The following clue may help: %s", crash_handler_clue);
|
|
dump_stack(LOG_LEVEL_FATAL);
|
|
BACKTRACE;
|
|
// Now die of the same signal, so that our exit status reflects the cause.
|
|
INFOF("Re-sending signal %d to self", signal);
|
|
kill(getpid(), signal);
|
|
// If that didn't work, then die normally.
|
|
INFOF("exit(%d)", -signal);
|
|
exit(-signal);
|
|
}
|
|
|