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64 lines
2.0 KiB
C
64 lines
2.0 KiB
C
/*
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* This file is part of the libmmpp project.
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* Copyright 2019 Edward V. Emelianov <edward.emelianoff@gmail.com>.
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*
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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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*
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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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*
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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 "tmcmdlnopts.h"
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#include <signal.h>
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#include <stdio.h>
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#include <libmmpp.h>
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#include <usefull_macros.h>
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// All return states of main():
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enum{
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RET_ALLOK = 0,
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RET_NOTFOUND, // none of turrets found or didn't found seeking MCU
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RET_ONLYONE, // only one turret found
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RET_COMMERR, // communication error
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RET_CANTINIT, // can't init turrets
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RET_ERROR = 9, // uncoverable error - from libsnippets
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RET_HELPCALL = 255 // user call help (or give wrong parameter[s]) - from libsnippets
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};
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static glob_pars *G;
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/**
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* We REDEFINE the default WEAK function of signal processing
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*/
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void __attribute__((noreturn)) signals(int sig){
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if(sig){
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signal(sig, SIG_IGN);
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DBG("Get signal %d, quit.\n", sig);
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}
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if(G->pidfile) // remove unnesessary PID file
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unlink(G->pidfile);
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restore_console();
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mmpp_close();
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exit(sig);
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}
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int main(int argc, char **argv){
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initial_setup();
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signal(SIGTERM, signals); // kill (-15)
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signal(SIGINT, signals); // ctrl+C
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signal(SIGQUIT, SIG_IGN); // ctrl+\ .
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signal(SIGTSTP, SIG_IGN); // ctrl+Z
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setbuf(stdout, NULL);
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G = parse_args(argc, argv);
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check4running(NULL, G->pidfile);
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;
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signals(0);
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}
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