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#! /bin/bash -e
#########################################################################################
# #
# Compiles Faust programs to OSX/iOS libraries suitable for the Unity environment #
# (c) Grame, 2017-2024 #
# #
# #
#########################################################################################
# This script shouldn't be used on its own, use the "faust2unity" script instead
# The libraries are firstly wrapped by the unityplugin.cpp architecture file
# They have to be used in the Unity environment
# The libraries does not work by themselves, they need the FaustPlugin_<dspname>.cs and FaustUtilities_<dspname>.cs files to be functional
# These files are automatically generated by the "faust2unity" script
#
#
# Structure of a plugin for OSX
#-----------------------------------------
# libFaustPlugin_foo.bundle/
# Contents/
# MacOS/
# AudioPlugin<dspname>
# Info.plist
#
. faustpath
. faustoptflags
. usage.sh
CXXFLAGS+=" $MYGCCFLAGS" # So that additional CXXFLAGS can be used
NVOICES=-1
#------------------------------------------------
# Compiler settings
ARCH="-arch x86_64"
CXXFLAGS+=" -fPIC"
LDFLAGS="-bundle"
CXX="c++"
#------------------------------------------------
# Generates the info.plist file
createInfoPList() {
cat > "$2" << DELIM
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>BuildMachineOSBuild</key>
<string>16D32</string>
<key>CFBundleDevelopmentRegion</key>
<string>English</string>
<key>CFBundleExecutable</key>
<string>$1</string>
<key>CFBundleIdentifier</key>
<string>com.yourcompany.$1</string>
<key>CFBundleInfoDictionaryVersion</key>
<string>6.0</string>
<key>CFBundleName</key>
<string>$1</string>
<key>CFBundlePackageType</key>
<string>BNDL</string>
<key>CFBundleShortVersionString</key>
<string>1.0</string>
<key>CFBundleSignature</key>
<string>????</string>
<key>CFBundleSupportedPlatforms</key>
<array>
<string>MacOSX</string>
</array>
<key>CFBundleVersion</key>
<string>1</string>
<key>CFPlugInDynamicRegisterFunction</key>
<string></string>
<key>CFPlugInDynamicRegistration</key>
<string>NO</string>
<key>CFPlugInFactories</key>
<dict>
<key>00000000-0000-0000-0000-000000000000</key>
<string>MyFactoryFunction</string>
</dict>
<key>CFPlugInTypes</key>
<dict>
<key>00000000-0000-0000-0000-000000000000</key>
<array>
<string>00000000-0000-0000-0000-000000000000</string>
</array>
</dict>
<key>CFPlugInUnloadFunction</key>
<string></string>
<key>DTCompiler</key>
<string>com.apple.compilers.llvm.clang.1_0</string>
<key>DTPlatformBuild</key>
<string>8C1002</string>
<key>DTPlatformVersion</key>
<string>GM</string>
<key>DTSDKBuild</key>
<string>16C58</string>
<key>DTSDKName</key>
<string>macosx10.12</string>
<key>DTXcode</key>
<string>0821</string>
<key>DTXcodeBuild</key>
<string>8C1002</string>
</dict>
</plist>
DELIM
}
echoHelp()
{
usage faust2osxiosunity "[options] [Faust options] <file.dsp>"
platform MacOSX
require Unity
echo "Compiles Faust programs to OSX/iOS libraries suitable for the Unity environment"
option
option "-nvoices <num>"
option -ios "creates an iOS static library"
option -universal "generates an universal (arm/intel) external on OSX"
option "Faust options"
# echo "Use 'faust2unity -osx -ios' to also create the c# and JSON files"
echo "See architecture/unity/README.md for more info."
exit
}
if [ "$#" -eq 0 ]; then
echo 'Please, provide a Faust file to process !'
echo ''
echoHelp
fi
#---------------------------------------
# Dispatch command arguments
CUR=$(pwd)
SOURCE=0
while [ $1 ]
do
p=$1
if [ $p = "-help" ] || [ $p = "-h" ]; then
echoHelp
elif [ $p = "-ios" ]; then
IOS=1
CXXFLAGS="-arch armv7 -arch armv7s -arch arm64 -pipe -O3 -gdwarf-2"
elif [ $p = "-nvoices" ]; then
shift
NVOICES=$1
elif [ $p = "-source" ]; then
SOURCE=1
elif [ $p = "-universal" ]; then
ARCH="-arch arm64 -arch x86_64"
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
#--------------------------------------
# Compiles all *.dsp files
for p in $FILES; do
CUR=$(pwd)
f=$(basename "$p")
NAME=${f%.dsp}
FNAME=FaustPlugin_$NAME
SRCDIR=$(dirname "$p")
if [ "$IOS" = "1" ]; then # iOS part
FIN=$FNAME/iOS
# creates a temporary dir
TMP=$(mktemp -d iOS.XXXX)
# checks if final dir exists, if not creates it
if [ ! -d "$FIN" ]; then
mkdir -p "$FIN"
fi
# compiles faust to c++
faust -uim -i -a $FAUSTARCH/unity/unityplugin.cpp "$SRCDIR/$NAME.dsp" -o $TMP/$NAME.cpp || (echo "$FNAME : Faust to C++ compilation failed in faust2osxiosunity -ios"; exit 1)
$CXX $CXXFLAGS -DAPPLE -fembed-bitcode -DPLUGINNAME="libFaustPlugin_$NAME" -std=c++11 -stdlib=libc++ -c -isysroot /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk $TMP/$NAME.cpp -o $TMP/$NAME.o || (echo "$FNAME : C++ to iOS library compilation failed in faust2osxiosunity -ios"; exit 1)
libtool $TMP/$NAME.o -o $TMP/libFaustPlugin_$NAME.a
rm $TMP/$NAME.o $TMP/$NAME.cpp
# moves binary to final
mv $TMP/* $FIN/
rm -rf $TMP
echo "$f : iOS compilation completed"
else # MacOS part
FIN=$FNAME/MacOS
# creates a temporary dir
TDR=$(mktemp -d faust.XXX)
# creates the bundle inside
BNDL="$TDR/lib$FNAME.bundle"
MOS="$BNDL/Contents/MacOS/"
mkdir -p "$MOS"
# checks if final dir exists, if not creates it
if [ ! -d "$FIN" ]; then
mkdir -p "$FIN"
fi
# compile Faust DSP to c++
faust -uim -i -a $FAUSTARCH/unity/unityplugin.cpp "$SRCDIR/$NAME.dsp" -o "$MOS/$NAME.cpp" || (echo "$FNAME : Faust to C++ compilation failed in faust2osxiosunity"; exit 1)
if [ $NVOICES == -1 ]; then
$CXX $CXXFLAGS $ARCH $LDFLAGS -DAPPLE -DPLUGINNAME="$NAME" "$MOS/$NAME.cpp" -o "$MOS/lib$FNAME" || (echo "$FNAME : C++ to OSX library compilation failed in faust2osxiosunity"; exit 1)
else
$CXX $CXXFLAGS $ARCH $LDFLAGS -DPOLY -DAPPLE -DPLUGINNAME="$NAME" "$MOS/$NAME.cpp" -o "$MOS/lib$FNAME" || (echo "$FNAME : C++ to OSX library compilation failed in faust2osxiosunity"; exit 1)
fi
rm "$MOS/$NAME.cpp"
createInfoPList "lib$FNAME" "$BNDL/Contents/Info.plist" || (echo "$FNAME : Info.plist gerenation failed in faust2osxiosunity"; exit 1)
rm -rf "$SRCDIR/lib$FNAME.bundle"
# moves binary to final
mv $BNDL $FIN/
rm -rf $TDR
echo "$f : OSX compilation completed"
fi
done
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