45 lines
901 B
Bash
Executable File
45 lines
901 B
Bash
Executable File
#/bin/sh
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BINDIR=../pegasus/bin/
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tokenfile=$1
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TMPERRORFILE="/tmp/TMPERRORFILE$$"
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on_error()
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{
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if [ $? -ne 0 ]; then
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err=$1
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echo $err
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cat ${TMPERRORFILE}
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rm ${TMPERRORFILE}
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exit 1
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fi
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val=`wc -l ${TMPERRORFILE} | cut -d ' ' -f 1`
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if [ ${val} -ne 0 ]; then
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echo $err
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cat ${TMPERRORFILE}
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rm ${TMPERRORFILE}
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exit 1
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fi
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}
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if [ $# -eq 0 ]
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then
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echo "usage $0 token-and-rules-file"
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exit 1
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fi
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echo "pegasus reading the grammar"
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${BINDIR}/pegasus < "${tokenfile}" > "${tokenfile}.json" 2>${TMPERRORFILE}
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on_error "cannot read the grammar"
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echo "pegasus creating a dot file"
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${BINDIR}/pegasus-dot < "${tokenfile}.json" > "${tokenfile}.dot"
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# echo VAL RET $?
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on_error "cannot create the dot file"
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echo "pegasus trying an example on the generated parser"
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cat "${tokenfile}.example" | ${BINDIR}/pegasus-sim -i "${tokenfile}.json"
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# echo VAL RET $?
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on_error "cannot parse the example"
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