tests/main.c
author Laurent Bessard
Mon, 22 Oct 2012 17:44:40 +0200
changeset 636 dd57e63bdc3d
parent 279 c0453b7f99df
permissions -rwxr-xr-x
Merged
279
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/*
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 *  matiec - a compiler for the programming languages defined in IEC 61131-3
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 *
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 *  Copyright (C) 2003-2011  Mario de Sousa (msousa@fe.up.pt)
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 *  Copyright (C) 2007-2011  Laurent Bessard and Edouard Tisserant
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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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 *
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 * This code is made available on the understanding that it will not be
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 * used in safety-critical situations without a full and competent review.
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 *
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 *
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 * Minimal standaloen C runtime, for test purpose.
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 * TODO : UPDATE
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 *
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 */
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#ifdef __WIN32__
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#include <stdio.h>
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#include <sys/timeb.h>
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#include <time.h>
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#include <windows.h>
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#else
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#include <stdio.h>
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#include <string.h>
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#include <time.h>
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#include <signal.h>
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#endif
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#include "iec_types.h"
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/*
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 * Functions and variables provied by generated C softPLC
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 **/ 
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extern int common_ticktime__;
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IEC_BOOL __DEBUG;
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/*
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 * Functions and variables provied by plc.c
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 **/ 
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void run(long int tv_sec, long int tv_nsec);
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#define maxval(a,b) ((a>b)?a:b)
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#ifdef __WIN32__
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void timer_notify()
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{
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   struct _timeb timebuffer;
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   _ftime( &timebuffer );
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   run(timebuffer.time, timebuffer.millitm * 1000000);
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}
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int main(int argc,char **argv)
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{
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    HANDLE hTimer = NULL;
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    LARGE_INTEGER liDueTime;
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    liDueTime.QuadPart = -10000 * maxval(common_ticktime__,1);;
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    // Create a waitable timer.
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    hTimer = CreateWaitableTimer(NULL, TRUE, "WaitableTimer");
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    if (NULL == hTimer)
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    {
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        printf("CreateWaitableTimer failed (%d)\n", GetLastError());
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        return 1;
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    }
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    config_init__();
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    // Set a timer to wait for 10 seconds.
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    if (!SetWaitableTimer(hTimer, &liDueTime, common_ticktime__, NULL, NULL, 0))
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    {
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        printf("SetWaitableTimer failed (%d)\n", GetLastError());
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        return 2;
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    }
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    while(1){
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    // Wait for the timer.
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        if (WaitForSingleObject(hTimer, INFINITE) != WAIT_OBJECT_0)
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        {
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            printf("WaitForSingleObject failed (%d)\n", GetLastError());
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            break;
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        }
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        timer_notify();
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    }
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    return 0;
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}
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#else
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void timer_notify(sigval_t val)
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{
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    struct timespec CURRENT_TIME;
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    clock_gettime(CLOCK_REALTIME, &CURRENT_TIME);
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    run(CURRENT_TIME.tv_sec, CURRENT_TIME.tv_nsec);
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}
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void catch_signal(int sig)
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{
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  signal(SIGTERM, catch_signal);
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  signal(SIGINT, catch_signal);
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  printf("Got Signal %d\n",sig);
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}
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int main(int argc,char **argv)
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{
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    timer_t timer;
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    struct sigevent sigev;
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    long tv_nsec = 1000000 * (maxval(common_ticktime__,1)%1000);
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    time_t tv_sec = common_ticktime__/1000;
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    struct itimerspec timerValues;
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    memset (&sigev, 0, sizeof (struct sigevent));
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    memset (&timerValues, 0, sizeof (struct itimerspec));
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    sigev.sigev_value.sival_int = 0;
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    sigev.sigev_notify = SIGEV_THREAD;
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    sigev.sigev_notify_attributes = NULL;
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    sigev.sigev_notify_function = timer_notify;
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    timerValues.it_value.tv_sec = tv_sec;
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    timerValues.it_value.tv_nsec = tv_nsec;
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    timerValues.it_interval.tv_sec = tv_sec;
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    timerValues.it_interval.tv_nsec = tv_nsec;
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    config_init__();
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    timer_create (CLOCK_REALTIME, &sigev, &timer);
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    timer_settime (timer, 0, &timerValues, NULL);
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    /* install signal handler for manual break */
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    signal(SIGTERM, catch_signal);
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    signal(SIGINT, catch_signal);
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    pause();
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    timer_delete (timer);
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    return 0;
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}
57
db9cadaab2ea Now generated SoftPLC compiles with mingw32 and run windows.
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#endif