add boost & libtorrent recipes

recipes/boost/project-config.jam

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+# Boost.Build Configuration

recipes/boost/recipe.sh

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+#!/bin/bash
+# This recipe only downloads Boost and builds Boost.Build
+# Since Boost by default uses version numbers in the library names, it makes linking to them harder (as Android does not accept version numbers)
+# This is used in the libtorrent recipe and Boost.Build is used to (recursivly) compile Boost from the source here
+VERSION_boost=${VERSION_boost:-1.58.0}
+DEPS_boost=(python)
+URL_boost=http://downloads.sourceforge.net/project/boost/boost/${VERSION_boost}/boost_1_58_0.tar.gz # Don't forget to change the URL when changing the version
+MD5_boost=5a5d5614d9a07672e1ab2a250b5defc5
+BUILD_boost=$BUILD_PATH/boost/$(get_directory $URL_boost)
+RECIPE_boost=$RECIPES_PATH/boost
+
+function prebuild_boost() {
+	cd $BUILD_boost
+
+	# Boost config locations
+	RECIPECONFIG=${RECIPE_boost}/user-config.jam
+	BOOSTCONFIG=${BUILD_boost}/tools/build/src/user-config.jam
+
+	# Make Boost.Build
+	./bootstrap.sh --with-python=$HOSTPYTHON --with-python-root=$BUILD_PATH/python-install --with-python-version=2.7
+
+	# Place our own user-config in Boost.Build and set the PYTHON_INSTALL variable, delete any previous copy first, so that is can be modified when the build directory still exists
+	if [ -e ${BOOSTCONFIG} ]; then
+		try rm ${BOOSTCONFIG}
+	fi
+	try cp ${RECIPECONFIG} ${BOOSTCONFIG}
+
+	# Replace the generated project-config with our own
+	try rm $BUILD_boost/project-config.jam*
+	try cp $RECIPE_boost/project-config.jam $BUILD_boost
+
+	# Create Android case for library linking when building Boost.Python
+	#FIXME: Not idempotent
+	try sed -i "622i\ \ \ \ \ \ \ \ case * : return ;" tools/build/src/tools/python.jam
+}
+
+function build_boost() {
+	cd $BUILD_boost
+
+	# Export the Boost location to other recipes that want to know where to find Boost
+	export BOOST_ROOT=$BUILD_boost
+	# Export PYTHON_INSTALL as it is used in user-config
+	export PYTHON_INSTALL="$BUILD_PATH/python-install"
+
+	# Also copy libgnustl
+	try cp $ANDROIDNDK/sources/cxx-stl/gnu-libstdc++/$TOOLCHAIN_VERSION/libs/$ARCH/libgnustl_shared.so $LIBS_PATH
+
+	pop_arm
+}
+
+function postbuild_boost() {
+	unset BOOST_ROOT
+	unset PYTHONINSTALL
+}

recipes/boost/user-config.jam

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+import os ;
+
+local ANDROIDNDK = [ os.environ ANDROIDNDK ] ;
+local ANDROIDAPI = [ os.environ ANDROIDAPI ] ;
+local TOOLCHAIN_VERSION = [ os.environ TOOLCHAIN_VERSION ] ;
+local TOOLCHAIN_PREFIX = [ os.environ TOOLCHAIN_PREFIX ] ;
+local ARCH = [ os.environ ARCH ] ;
+local PYTHON_INSTALL = [ os.environ PYTHON_INSTALL ] ;
+
+using python : 2.7 : : : : ;
+
+using gcc : android
+:
+$(TOOLCHAIN_PREFIX)-g++
+:
+<archiver>$(TOOLCHAIN_PREFIX)-ar
+<compileflags>-fexceptions
+<compileflags>-frtti
+<compileflags>-fPIC
+<compileflags>-ffunction-sections
+<compileflags>-funwind-tables
+<compileflags>-Wno-psabi
+<compileflags>-mtune=xscale
+<compileflags>-Os
+<compileflags>-fomit-frame-pointer
+<compileflags>-fno-strict-aliasing
+<compileflags>-finline-limit=64
+<compileflags>-I$(ANDROIDNDK)/platforms/android-$(ANDROIDAPI)/arch-arm/usr/include
+<compileflags>-Wa,--noexecstack
+<compileflags>-DANDROID
+<compileflags>-D__ANDROID__
+<compileflags>-DNDEBUG
+<compileflags>-O2
+<compileflags>-g
+<compileflags>-I$(ANDROIDNDK)/sources/cxx-stl/gnu-libstdc++/$(TOOLCHAIN_VERSION)/include
+<compileflags>-I$(ANDROIDNDK)/sources/cxx-stl/gnu-libstdc++/$(TOOLCHAIN_VERSION)/libs/$(ARCH)/include
+<architecture>arm
+<compileflags>-fvisibility=hidden
+<compileflags>-fvisibility-inlines-hidden
+<compileflags>-fdata-sections
+<cxxflags>-D__arm__
+<cxxflags>-D_REENTRANT
+<cxxflags>-DBOOST_SP_USE_PTHREADS
+<cxxflags>-DBOOST_AC_USE_PTHREADS
+<cxxflags>-D_GLIBCXX__PTHREADS
+<compileflags>-I$(PYTHON_INSTALL)/include/python2.7
+;

recipes/libtorrent/recipe.sh

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+#!/bin/bash
+# This recipe builds libtorrent-rasterbat with it's Python bindings
+# It depends on Boost.Build and the source of several Boost libraries present in BOOST_ROOT, which is all provided by the boost recipe
+VERSION_libtorrent=${VERSION_libtorrent:-1.0.5}
+DEPS_libtorrent=(boost python)
+URL_libtorrent=http://downloads.sourceforge.net/project/libtorrent/libtorrent/libtorrent-rasterbar-${VERSION_libtorrent}.tar.gz
+MD5_libtorrent=d09521d34092ba430f430572c9e2b3d3
+BUILD_libtorrent=$BUILD_PATH/libtorrent/$(get_directory $URL_libtorrent)
+RECIPE_libtorrent=$RECIPES_PATH/libtorrent
+
+function prebuild_libtorrent() {
+	true
+}
+
+function shouldbuild_libtorrent() {
+	if [ -f "$SITEPACKAGES_PATH/libtorrent.so" ]; then
+		DO_BUILD=0
+	fi
+}
+
+function build_libtorrent() {
+	cd $BUILD_libtorrent/bindings/python
+
+	push_arm
+
+	# Some flags and stuff that I don't want here, but in user-config, but doesn't work otherwise
+	BOOSTSTUFF="--sysroot=$ANDROIDNDK/platforms/android-$ANDROIDAPI/arch-arm -L$ANDROIDNDK/sources/cxx-stl/gnu-libstdc++/$TOOLCHAIN_VERSION/libs/$ARCH -L$BUILD_PATH/python-install/lib -lpython2.7 -lgnustl_shared"
+
+	# Build the Python bindings with Boost.Build and some dependencies recursively (libtorrent-rasterbar, Boost.*)
+	# Also link to openssl
+	# Hardcoded on -j5 because P4A does it too
+	$BOOST_ROOT/b2 -q -j5 target-os=android link=static boost-link=static boost=source threading=multi toolset=gcc-android geoip=off encryption=tommath linkflags="$BOOSTSTUFF" release
+
+	# Copy the module
+	try cp -L libtorrent.so $SITEPACKAGES_PATH
+
+	pop_arm
+}
+
+function postbuild_libtorrent() {
+	true
+}