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#!/bin/bash

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rm -f ./PLC_OK ./CLI_OK

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# Run C runtime

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$BEREMIZPATH/C_runtime/beremiz_runtime -v -t tcp -p 61131 -h localhost > >(

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    echo "Start PLC stdout reader loop"

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    while read line; do 

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        # Wait for server to print modified value

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        echo "PLC>> $line"

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        if [[ "$line" == "C runtime OK #3" ]]; then

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            echo "$line"

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            touch ./PLC_OK

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        fi

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    done

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    echo "End PLC stdout reader loop"

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) &

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PLC_PID=$!

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# Start PLC with C runtime test

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setsid $BEREMIZPYTHONPATH $BEREMIZPATH/Beremiz_cli.py -k \

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     --project-home $BEREMIZPATH/tests/projects/c_runtime build transfer run > >(

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echo "Start CLI loop"

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while read line; do 

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    # Wait for CLI to output expected PLC log message on stdout

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    echo "CLI>> $line"

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    if [[ $line =~ .*C\ runtime\ log\ OK\ #3$ ]]; then

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        echo "$line"

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        touch ./CLI_OK

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    fi

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done

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echo "End CLI loop"

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) &

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CLI_PID=$!

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echo all subprocess started, start polling results

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res=110  # default to ETIMEDOUT

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c=45

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while ((c--)); do

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    if [[ -a ./PLC_OK && -a ./CLI_OK ]]; then

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        echo got results.

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        res=0  # OK success

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        break

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    else

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        echo waiting.... $c

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        sleep 1

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    fi

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done

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# Kill PLC and subprocess

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echo will kill CLI:$CLI_PID and PLC:$PLC_PID

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pkill -s $CLI_PID 

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kill $PLC_PID

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exit $res