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Rewrote the signal handling to use sigaction

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This commit is contained in:
Adam
2011-05-23 04:41:51 -04:00
parent 4dd7e261f5
commit 8bf8832b70
10 changed files with 123 additions and 95 deletions
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src/init.cpp
+48 -8
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@@ -209,6 +209,52 @@ static void write_pidfile()
/*************************************************************************/
class SignalReload : public Signal
{
public:
SignalReload(int sig) : Signal(sig) { }
void OnSignal()
{
Log() << "Received SIGHUP: Saving databases & rehashing configuration";
save_databases();
ServerConfig *old_config = Config;
try
{
Config = new ServerConfig();
FOREACH_MOD(I_OnReload, OnReload());
delete old_config;
}
catch (const ConfigException &ex)
{
Config = old_config;
Log() << "Error reloading configuration file: " << ex.GetReason();
}
}
};
class SignalExit : public Signal
{
public:
SignalExit(int sig) : Signal(sig) { }
void OnSignal()
{
#ifndef _WIN32
Log() << "Received " << strsignal(this->signal) << " signal (" << this->signal << "), exiting.";
quitmsg = Anope::string("Services terminating via signal ") + strsignal(this->signal) + " (" + stringify(this->signal) + ")";
#else
Log() << "Received signal " << this->signal << ", exiting.";
quitmsg = Anope::string("Services terminating via signal ") + stringify(this->signal);
#endif
save_databases();
quitting = true;
}
};
void Init(int ac, char **av)
{
int started_from_term = isatty(0) && isatty(1) && isatty(2);
@@ -377,14 +423,8 @@ void Init(int ac, char **av)
/* Announce ourselves to the logfile. */
Log() << "Anope " << Anope::Version() << " starting up" << (debug || readonly ? " (options:" : "") << (debug ? " debug" : "") << (readonly ? " readonly" : "") << (debug || readonly ? ")" : "");
/* Set signal handlers. Catch certain signals to let us do things or
* panic as necessary, and ignore all others.
*/
#ifndef _WIN32
signal(SIGHUP, sighandler);
#endif
signal(SIGTERM, sighandler);
signal(SIGINT, sighandler);
static SignalReload sig_hup(SIGHUP);
static SignalExit sig_term(SIGTERM), sig_int(SIGINT);
/* Initialize multi-language support */
Log(LOG_DEBUG) << "Loading Languages...";