112 lines
4.8 KiB
C++
112 lines
4.8 KiB
C++
/*
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PIP - Platform Independent Primitives
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Signals
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Copyright (C) 2014 Ivan Pelipenko peri4ko@gmail.com
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "pisignals.h"
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PISignals::SignalEvent PISignals::ret_func;
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void PISignals::grabSignals(PIFlags<PISignals::Signal> signals_) {
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if (signals_[PISignals::Interrupt]) signal(signalCode(PISignals::Interrupt), PISignals::signal_event);
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if (signals_[PISignals::Illegal]) signal(signalCode(PISignals::Illegal), PISignals::signal_event);
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if (signals_[PISignals::Abort]) signal(signalCode(PISignals::Abort), PISignals::signal_event);
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if (signals_[PISignals::FPE]) signal(signalCode(PISignals::FPE), PISignals::signal_event);
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if (signals_[PISignals::SegFault]) signal(signalCode(PISignals::SegFault), PISignals::signal_event);
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if (signals_[PISignals::Termination]) signal(signalCode(PISignals::Termination), PISignals::signal_event);
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#ifndef WINDOWS
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if (signals_[PISignals::Hangup]) signal(signalCode(PISignals::Hangup), PISignals::signal_event);
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if (signals_[PISignals::Quit]) signal(signalCode(PISignals::Quit), PISignals::signal_event);
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if (signals_[PISignals::Kill]) signal(signalCode(PISignals::Kill), PISignals::signal_event);
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if (signals_[PISignals::BrokenPipe]) signal(signalCode(PISignals::BrokenPipe), PISignals::signal_event);
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if (signals_[PISignals::Timer]) signal(signalCode(PISignals::Timer), PISignals::signal_event);
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if (signals_[PISignals::UserDefined1]) signal(signalCode(PISignals::UserDefined1), PISignals::signal_event);
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if (signals_[PISignals::UserDefined2]) signal(signalCode(PISignals::UserDefined2), PISignals::signal_event);
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if (signals_[PISignals::ChildStopped]) signal(signalCode(PISignals::ChildStopped), PISignals::signal_event);
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if (signals_[PISignals::Continue]) signal(signalCode(PISignals::Continue), PISignals::signal_event);
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if (signals_[PISignals::StopProcess]) signal(signalCode(PISignals::StopProcess), PISignals::signal_event);
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if (signals_[PISignals::StopTTY]) signal(signalCode(PISignals::StopTTY), PISignals::signal_event);
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if (signals_[PISignals::StopTTYInput]) signal(signalCode(PISignals::StopTTYInput), PISignals::signal_event);
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if (signals_[PISignals::StopTTYOutput]) signal(signalCode(PISignals::StopTTYOutput), PISignals::signal_event);
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#endif
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}
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int PISignals::signalCode(PISignals::Signal signal) {
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switch (signal) {
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case PISignals::Interrupt: return SIGINT;
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case PISignals::Illegal: return SIGILL;
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case PISignals::Abort: return SIGABRT;
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case PISignals::FPE: return SIGFPE;
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case PISignals::SegFault: return SIGSEGV;
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case PISignals::Termination: return SIGTERM;
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#ifndef WINDOWS
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case PISignals::Hangup: return SIGHUP;
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case PISignals::Quit: return SIGQUIT;
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case PISignals::Kill: return SIGKILL;
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case PISignals::BrokenPipe: return SIGPIPE;
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case PISignals::Timer: return SIGALRM;
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case PISignals::UserDefined1: return SIGUSR1;
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case PISignals::UserDefined2: return SIGUSR2;
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case PISignals::ChildStopped: return SIGCHLD;
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case PISignals::Continue: return SIGCONT;
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case PISignals::StopProcess: return SIGSTOP;
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case PISignals::StopTTY: return SIGTSTP;
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case PISignals::StopTTYInput: return SIGTTIN;
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case PISignals::StopTTYOutput:return SIGTTOU;
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#endif
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default:;
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}
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return 0;
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}
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PISignals::Signal PISignals::signalFromCode(int signal) {
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switch (signal) {
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case SIGINT: return PISignals::Interrupt;
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case SIGILL: return PISignals::Illegal;
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case SIGABRT: return PISignals::Abort;
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case SIGFPE: return PISignals::FPE;
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case SIGSEGV: return PISignals::SegFault;
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case SIGTERM: return PISignals::Termination;
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#ifndef WINDOWS
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case SIGHUP: return PISignals::Hangup;
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case SIGQUIT: return PISignals::Quit;
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case SIGKILL: return PISignals::Kill;
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case SIGPIPE: return PISignals::BrokenPipe;
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case SIGALRM: return PISignals::Timer;
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case SIGUSR1: return PISignals::UserDefined1;
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case SIGUSR2: return PISignals::UserDefined2;
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case SIGCHLD: return PISignals::ChildStopped;
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case SIGCONT: return PISignals::Continue;
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case SIGSTOP: return PISignals::StopProcess;
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case SIGTSTP: return PISignals::StopTTY;
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case SIGTTIN: return PISignals::StopTTYInput;
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case SIGTTOU: return PISignals::StopTTYOutput;
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#endif
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default:;
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}
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return PISignals::Termination;
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}
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void PISignals::signal_event(int signal) {
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if (PISignals::ret_func == 0) return;
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PISignals::ret_func(PISignals::signalFromCode(signal));
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}
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