#!/bin/bash

STDOUTPUT=/tmp/orca-cc-std.$$
ERROUTPUT=/tmp/orca-cc-errs.$$

FILENAME="$1"
shift

DESTBASENAME="$1"
shift

if echo $FILENAME | grep -v '\.c$' > /dev/null
then
    echo Expected first argument to be a *.c file but got $FILENAME
    exit 1
fi

CCARGS=""
COMPILEARGS=""
for ARG in $*
do
    if echo $ARG | grep '^-[id]' > /dev/null
    then
        CCARGS="$CCARGS cc=$ARG"
    else
        COMPILEARGS="$COMPILEARGS $ARG"
    fi
done

SRCBASENAME=`echo "$FILENAME" | sed 's/\.c$//'`
SRCOBJNAME="${SRCBASENAME}.a"
SRCROOTNAME="${SRCBASENAME}.root"

DESTDEPSNAME="${DESTBASENAME}.d"
DESTOBJNAME="${DESTBASENAME}.a"
DESTROOTNAME="${DESTBASENAME}.root"

$ORCA --trace-gsos compile $COMPILEARGS "$FILENAME" keep="${SRCBASENAME}" $CCARGS > $STDOUTPUT 2> $ERROUTPUT
RESULT=$?

awk '
    {
        print $0
    }

    $1 ~ /^[0-9][0-9]*$/ {
        LINENO=$1
    }

    /^ *\^/ {
        sub(/^ *\^/, "", $0)
        printf("%s/%s:%d:0: error: %s\n", PWD, FILE, LINENO, $0)
    }
' "PWD=`pwd`" "FILE=$FILENAME" $STDOUTPUT


sed '/^[A-Za-z][A-Za-z]*(.*)$/d' $ERROUTPUT >&2

if [ "$RESULT" -ne 0 ]
then
    rm -f $ERROUTPUT
    rm -f $STDOUTPUT
    rm -f $SRCOBJNAME
    rm -f $SRCROOTNAME
    exit $RESULT
fi

mkdir -p `dirname "$DESTOBJNAME"`
mv -f "$SRCOBJNAME" "$DESTOBJNAME" 2> /dev/null
mv -f "$SRCROOTNAME" "$DESTROOTNAME" 2> /dev/null

DEPS=`awk '
    /^FastFileLoad/ {
        sub(/^FastFileLoad\(/, "");
        sub(/\)$/, "");
        print}' $ERROUTPUT | sort -u | while read FILE
    do
        if [ -f "$FILE" ]
        then
            echo $FILE
        fi
    done | tr '\012' ' '`

rm -f $ERROUTPUT
rm -f $STDOUTPUT

# We add a dependency for both the .o and the .root file.  If this is the
# main.c file being compiled, we need the dependency on the .root file.
cat > $DESTDEPSNAME << EOF
$DESTOBJNAME: $DEPS

$DESTROOTNAME: $DEPS
EOF

exit 0