#!/bin/bash

#####################################################################
#                                                                   #
#               Compiles Faust programs to Max/MSP                  #
#               (c) Grame, 2010                                     #
#                                                                   #
#####################################################################

createInfoPList() {
	(
	echo '<?xml version="1.0" encoding="UTF-8"?>'
	echo '<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">'
	echo '<plist version="1.0">'
	echo '<dict>'
	echo '	<key>CFBundleExecutable</key>'
	echo "	<string>$1</string>"
	echo '	<key>CFBundleName</key>'
	echo "	<string>$1</string>"
	echo '	<key>CFBundlePackageType</key>'
	echo '	<string>iLaX</string>'
	echo '</dict>'
	echo '</plist>'
	) > "$2"
}


#-------------------------------------------------------------------
# Analyze command arguments :
# faust options                 -> OPTIONS
# if -omp : -openmp or -fopenmp -> OPENMP
# existing *.dsp files          -> FILES
#

# PHASE 1 : Look for -icc option to force use of intel icc (actually icpc)
# without having to configure CXX and CXXFLAGS
for p in $@; do
	if [ "$p" = -icc ]; then
		CXX=icpc
		CXXFLAGS='-O3 -xT -ftz -fno-alias -fp-model fast=2'
    fi
done

#PHASE 2 : dispatch command arguments
for p in $@; do
    if [ "$p" = -omp ]; then
        if [[ $CXX == "icpc" ]]; then
            OMP="-openmp"
        else
            OMP="-fopenmp"
        fi
    fi
  
    if [ "$p" = -icc ]; then
    	ignore=" "
    elif [ ${p:0:1} = "-" ]; then
	    OPTIONS="$OPTIONS $p"
	elif [[ -e "$p" ]]; then
	    FILES="$FILES $p"
	else
	    OPTIONS="$OPTIONS $p"        
	fi
done



#-------------------------------------------------------------------
# Check darwin specifics
#
if [[ $(uname) == Darwin ]]; then
    SPEC="-spec macx-g++"
    EXT="~.mxo"
fi

#-------------------------------------------------------------------
# compile the *.dsp files
#
PATH=$PATH:/usr/local/bin

for p in $FILES; do

    #INC=-I/usr/local/include/c74support/max-includes -I/usr/local/include/c74support/msp-includes
    CC=g++

    CUR=$(pwd)
    f=$(basename "$p")
	SRCDIR=$(dirname "$p")

    # creates a temporary dir 
    TDR=$(mktemp -d faust.XXX)
	TMP="$TDR/${f%.dsp}"
    mkdir "$TMP"

    # compile faust to c++
	faust -a max-msp.cpp $OPTIONS "$SRCDIR/$f" -o "$TMP/${f%.dsp}.cpp"

    # compile c++ to binary
    (
	cd "$TMP"
	install -d "${f%.dsp}$EXT/Contents/MacOS"
	$CC -arch i386 -fpascal-strings -fasm-blocks -g -O3 -I/usr/local/lib/faust -I/usr/local/include/c74support/max-includes -I/usr/local/include/c74support/msp-includes -c "${f%.dsp}.cpp" -o "${f%.dsp}.i386.o"
	$CC -framework MaxAPI -framework Carbon -framework MaxAudioAPI -arch i386 -Wl,-Y,1455 -bundle "${f%.dsp}.i386.o" -o "${f%.dsp}.i386~"
	#$CC -arch ppc -fpascal-strings -fasm-blocks -g -O3 -I/usr/local/lib/faust -I/usr/local/include/c74support/max-includes -I/usr/local/include/c74support/msp-includes -c "${f%.dsp}.cpp" -o "${f%.dsp}.ppc.o"
	#$CC -framework Carbon -framework MaxAPI -framework MaxAudioAPI -arch ppc -Wl,-Y,1455 -bundle "${f%.dsp}.ppc.o"  -o "${f%.dsp}.ppc~"
	createInfoPList "${f%.dsp}~" "${f%.dsp}$EXT/Contents/Info.plist"
	#lipo -create "${f%.dsp}.i386~" "${f%.dsp}.ppc~"  -output "${f%.dsp}$EXT/Contents/MacOS/${f%.dsp}~"
	lipo -create "${f%.dsp}.i386~" -output "${f%.dsp}$EXT/Contents/MacOS/${f%.dsp}~"

    ) > /dev/null

    rm -rf "$SRCDIR/${f%.dsp}$EXT"

    # Keep .dsp and .cpp files in the plug-in
    cp "$TMP/${f%.dsp}.cpp" "$TMP/${f%.dsp}$EXT"   
    cp "$SRCDIR/$f" "$TMP/${f%.dsp}$EXT"

    cp -r "$TMP/${f%.dsp}$EXT" "$SRCDIR/${f%.dsp}$EXT"
    rm -rf "$TDR"

    # collect binary file name for FaustGIDE
    BINARIES="$BINARIES$SRCDIR/${f%.dsp}$EXT;"
done

echo $BINARIES