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105 lines
3.2 KiB
C
105 lines
3.2 KiB
C
/*
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* This file is part of the SSII project.
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* Copyright 2022 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 <signal.h> // signal
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#include <stdio.h> // printf
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#include <stdlib.h> // exit, free
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#include <string.h> // strdup
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#include <unistd.h> // sleep
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#include <usefull_macros.h>
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#include "cmdlnopts.h"
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#include "sidservo.h"
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/*
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#include <termios.h> // tcsetattr
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#include <unistd.h> // tcsetattr, close, read, write
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#include <sys/ioctl.h> // ioctl
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#include <stdio.h> // printf, getchar, fopen, perror
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#include <stdlib.h> // exit
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#include <sys/stat.h> // read
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#include <fcntl.h> // read
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#include <signal.h> // signal
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#include <time.h> // time
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#include <string.h> // memcpy
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#include <stdint.h> // int types
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#include <sys/time.h> // gettimeofday
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*/
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/**
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* This is an example of usage:
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* - command line arguments,
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* - log file,
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* - check of another file version running,
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* - signals management,
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* - serial port reading/writing.
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* The `cmdlnopts.[hc]` are intrinsic files of this demo.
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*/
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static glob_pars *GP = NULL; // for GP->pidfile need in `signals`
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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 signals(int sig){
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if(sig > 0){
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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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LOGERR("Exit with status %d", sig);
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if(GP && GP->pidfile) // remove unnesessary PID file
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unlink(GP->pidfile);
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SSclose();
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exit(sig);
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}
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void iffound_default(pid_t pid){
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ERRX("Another copy of this process found, pid=%d. Exit.", pid);
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}
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int main(int argc, char *argv[]){
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initial_setup();
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char *self = strdup(argv[0]);
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GP = parse_args(argc, argv);
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/* if(GP->rest_pars_num){
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printf("%d extra options:\n", GP->rest_pars_num);
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for(int i = 0; i < GP->rest_pars_num; ++i)
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printf("%s\n", GP->rest_pars[i]);
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}*/
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check4running(self, GP->pidfile);
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red("%s started, snippets library version is %s\n", self, sl_libversion());
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free(self);
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signal(SIGTERM, signals); // kill (-15) - quit
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signal(SIGHUP, SIG_IGN); // hup - ignore
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signal(SIGINT, signals); // ctrl+C - quit
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signal(SIGQUIT, signals); // ctrl+\ - quit
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signal(SIGTSTP, SIG_IGN); // ignore ctrl+Z
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if(GP->logfile) OPENLOG(GP->logfile, LOGLEVEL_ANY, 1);
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LOGMSG("Start application...");
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if(!SSinit(GP->device, GP->speed)) signals(-2);
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/*
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double t0 = dtime();
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while(1){ // read data from port and print in into terminal
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;
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}*/
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// clean everything
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signals(0);
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// never reached
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return 0;
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}
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