#!/bin/bash

#####################################################################
#                                                                   #
#               Compiles Faust programs to CLI alsa                 #
#               (c) Grame, 2009-2018                                #
#                                                                   #
#####################################################################

. faustpath
. faustoptflags
. usage.sh

CXXFLAGS+=" $MYGCCFLAGS"  # So that additional CXXFLAGS can be used

ARCHFILE=$FAUSTARCH/alsa-console.cpp

POLY="POLY"
NVOICES=-1
OSCDEFS=""

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

# dispatch command arguments
while [ $1 ] 
do
    p=$1

	if [ $p = "-help" ] || [ $p = "-h" ]; then
        usage faust2alsaconsole "[options] <file.dsp>"
  		platform Linux
		require Alsa
		echo "Compiles Faust programs to CLI alsa"
		option
        options -httpd -osc -midi 
        option "-nvoices <num>"
        option -arch32 "compiles a 32 bits binary"
        option -arch64 "compiles a 64 bits binary"
        exit
    fi
    
    if [ $p = "-nvoices" ]; then
        POLYDEFS="DEFINES += POLY"
        shift
        NVOICES=$1
        if [ $NVOICES -ge 0 ]; then
            CXXFLAGS="$CXXFLAGS -DNVOICES=$NVOICES"
        fi
    elif [ $p = "-midi" ]; then
        MIDIDEFS="-DMIDICTRL"
    elif [ $p = "-osc" ]; then
	 	OSCDEFS="-DOSCCTRL -lOSCFaust"
    elif [ $p = "-httpd" ]; then
		HTTPDEFS="-DHTTPCTRL -lHTTPDFaust -lmicrohttpd"
    elif [ $p = "-arch32" ]; then
		PROCARCH="-m32 -L/usr/lib32"
    elif [ $p = "-arch64" ]; then
		PROCARCH="-m64"
    elif [ ${p:0:1} = "-" ]; then
	    OPTIONS="$OPTIONS $p"
	elif [[ -f "$p" ]] && [ ${p: -4} == ".dsp" ]; then
	    FILES="$FILES $p"
	else
	    OPTIONS="$OPTIONS $p"
	fi
	
shift

done

#-------------------------------------------------------------------
# compile the *.dsp files using ALSA and GTK on linux
#
for f in $FILES; do

	# compile faust to c++
	faust -i -a $ARCHFILE $OPTIONS "$f" -o "$f.cpp" || exit

	# compile c++ to binary
	(
		$CXX $CXXFLAGS $FAUSTTOOLSFLAGS $OMP "$f.cpp" `pkg-config --cflags --libs alsa` $PROCARCH $OSCDEFS $HTTPDEFS $POLYDEFS $MIDIDEFS -lpthread -o "${f%.dsp}"
	) > /dev/null || exit
	rm "$f.cpp"

	# collect binary file name for FaustWorks
	BINARIES="$BINARIES${f%.dsp};"
done

echo $BINARIES
