<project name="OS X Native code" basedir="../../bin/lwjgl" default="nativelibrary">
	<property name="native" location="../../src/native"/>

	<target name="init">
		<mkdir dir="x86_64"/>
		<property environment="env" />
		<!-- Ask Xcode for correct path to XCode tools -->
		<!-- Will fail if XCode Command Line Tools are not installed on 10.7+ (Lion) -->
		<exec executable="xcode-select" outputproperty="developer_path" errorproperty="xcode-select.error" failonerror="false" failifexecutionfails="false">
			<arg value="-print-path" />
		</exec>
		<!-- Default to /Developer if xcode-select fails -->
		<condition property="developer_path" value="/Developer">
			<isset property="xcode-select.error" />
		</condition>

		<property name="sdk_path" value="Platforms/MacOSX.platform/Developer/SDKs"/>
		<property name="jvm_headers_path" value="System/Library/Frameworks/JavaVM.framework/Versions/A/Headers"/>

		<!-- Choose a JavaVM.framework -->
		<condition property="javavmroot" value="${developer_path}/${sdk_path}/MacOSX10.9.sdk">
			<and>
				<not><isset property="javavmroot"/></not>
				<available file="${developer_path}/${sdk_path}/MacOSX10.9.sdk/${jvm_headers_path}" type="dir"/>
			</and>
		</condition>
		<condition property="javavmroot" value="${developer_path}/${sdk_path}/MacOSX10.8.sdk">
			<and>
				<not><isset property="javavmroot"/></not>
				<available file="${developer_path}/${sdk_path}/MacOSX10.8.sdk/${jvm_headers_path}" type="dir"/>
			</and>
		</condition>
		<condition property="javavmroot" value="${developer_path}/${sdk_path}/MacOSX10.7.sdk">
			<and>
				<not><isset property="javavmroot"/></not>
				<available file="${developer_path}/${sdk_path}/MacOSX10.7.sdk/${jvm_headers_path}" type="dir"/>
			</and>
		</condition>
		<condition property="javavmroot" value="${developer_path}/${sdk_path}/MacOSX10.6.sdk">
			<and>
				<not><isset property="javavmroot"/></not>
				<available file="${developer_path}/${sdk_path}/MacOSX10.6.sdk/${jvm_headers_path}" type="dir"/>
			</and>
		</condition>
		<condition property="javavmroot" value=""> <!-- Old location -->
			<and>
				<not><isset property="javavmroot"/></not>
				<available file="/${jvm_headers_path}" type="dir"/>
			</and>
		</condition>

		<!-- Choose a MacOSX SDK -->
		<property name="compiler" value="clang"/> <!-- Default to clang for 10.8 and up -->

		<condition property="sdkroot" value="${developer_path}/${sdk_path}/MacOSX10.9.sdk">
			<and>
				<not><isset property="sdkroot"/></not>
				<available file="${developer_path}/${sdk_path}/MacOSX10.9.sdk" type="dir"/>
			</and>
		</condition>
		<condition property="sdkroot" value="${developer_path}/${sdk_path}/MacOSX10.8.sdk">
			<and>
				<not><isset property="sdkroot"/></not>
				<available file="${developer_path}/${sdk_path}/MacOSX10.8.sdk" type="dir"/>
			</and>
		</condition>

		<!-- If we're on 10.7 or lower, use gcc instead of clang -->
		<condition property="compiler" value="gcc-4.2">
			<and>
				<not><isset property="sdkroot"/></not>
				<available file="gcc-4.2" filepath="${env.PATH}"/>
			</and>
		</condition>
		<condition property="compiler" value="gcc">
			<and>
				<not><isset property="sdkroot"/></not>
				<not><available file="gcc-4.2" filepath="${env.PATH}"/></not>
				<available file="gcc" filepath="${env.PATH}"/>
			</and>
		</condition>

		<condition property="sdkroot" value="${developer_path}/${sdk_path}/MacOSX10.7.sdk">
			<and>
				<not><isset property="sdkroot"/></not>
				<available file="${developer_path}/${sdk_path}/MacOSX10.7.sdk" type="dir"/>
			</and>
		</condition>
		<condition property="sdkroot" value="${developer_path}/${sdk_path}/MacOSX10.6.sdk">
			<and>
				<not><isset property="sdkroot"/></not>
				<available file="${developer_path}/${sdk_path}/MacOSX10.6.sdk" type="dir"/>
			</and>
		</condition>
		<condition property="sdkroot" value="${developer_path}/SDKs/MacOSx10.6.sdk"> <!-- Old XCode location -->
			<and>
				<not><isset property="sdkroot"/></not>
				<available file="${developer_path}/SDKs/MacOSx10.6.sdk" type="dir"/>
			</and>
		</condition>
	</target>

	<target name="clean">
		<delete failonerror="false">
			<fileset dir="i386"/>
			<fileset dir="x86_64"/>
			<fileset dir="." includes="liblwjgl.dylib"/>
			<fileset dir="." includes="lwjgl.symbols"/>
		</delete>
	</target>

	<target name="compile" depends="init">
		<apply dir="${dstdir}" executable="${compiler}" os="Mac OS X" skipemptyfilesets="true" failonerror="true" dest="${dstdir}">
			<arg line="${cflags} -ObjC -O2 -Wall -Wunused -c -fPIC -I${javavmroot}/${jvm_headers_path} -I${native}/common -I${native}/common/opengl -I${native}/macosx"/>
			<!-- Map from *.m and *.c to .o -->
			<mapper type="regexp" from="^(.*)\.(c|m)" to="\1.o"/>
			<fileset dir="${native}/macosx" includes="*.m"/>
			<fileset dir="${native}/macosx" includes="*.c"/>
			<fileset dir="${native}/common" includes="*.c"/>
			<fileset dir="${native}/common/opengl" includes="*.c"/>
			<fileset dir="${native}/generated/openal" includes="*.c"/>
			<fileset dir="${native}/generated/opencl" includes="*.c"/>
			<fileset dir="${native}/generated/opengl" includes="*.c"/>
		</apply>
	</target>

	<target name="link" depends="init">
		<condition property="jdk_lib" value="${java.home}/lib">
			<available file="${java.home}/lib/libjawt.dylib" type="file"/>
		</condition>
		<condition property="jdk_lib" value="${java.home}/../Libraries">
			<not><isset property="jdk_lib"/></not>
		</condition>

		<apply dir="${objdir}" parallel="true" executable="${compiler}" os="Mac OS X" failonerror="true" skipemptyfilesets="true">
			<arg line="${linkerflags} -exported_symbols_list ../lwjgl.symbols -dynamiclib -o ${libname} -framework Foundation -weak_framework AppKit -framework Carbon -framework OpenGL -framework QuartzCore -L${jdk_lib} -ljawt"/>
			<fileset dir="${objdir}" includes="*.o"/>
		</apply>
		<apply dir="${objdir}" executable="strip" os="Mac OS X" failonerror="true">
			<arg line="-S -X"/>
			<fileset dir="." file="${libname}"/>
		</apply>
	</target>

	<target name="nativelibrary" depends="init">
		<echo message="        Compiler: ${compiler}"/>
		<echo message="      Mac OS SDK: ${sdkroot}"/>
		<echo message="JavaVM.framework: ${javavmroot}"/>

		<condition property="build_x86_64" value="1">
			<equals arg1="${compiler}" arg2="clang"/>
		</condition>

		<antcall target="-build"/>
	</target>

	<target name="-build" depends="-build_universal,-build_x86_x64"/>

	<target name="-build_universal" unless="build_x86_64">
		<mkdir dir="i386"/>

		<property name="universal_sdkroot" location="${sdkroot}"/>
		<property name="x86_64_sdkroot" location="${sdkroot}"/>
		<property name="universal_flags" value="-isysroot ${universal_sdkroot}"/>
		<antcall target="compile">
			<param name="dstdir" location="i386"/>
			<param name="sdkroot" location="${universal_sdkroot}"/>
			<param name="cflags" value="${universal_flags} -arch i386 -mmacosx-version-min=10.5"/>
		</antcall>
		<antcall target="compile">
			<param name="dstdir" location="x86_64"/>
			<param name="sdkroot" location="${universal_sdkroot}"/>
			<param name="cflags" value="-isysroot ${x86_64_sdkroot} -arch x86_64 -mmacosx-version-min=10.5"/>
		</antcall>
		<exec vmlauncher="true" executable="sh" output="lwjgl.symbols" failonerror="true">
			<arg path="../../platform_build/macosx_ant/build-symbol-list"/>
			<arg path="i386"/>
		</exec>
		<antcall target="link">
			<param name="objdir" location="i386"/>
			<param name="libname" value="liblwjgl-i386.dylib"/>
			<param name="linkerflags" value="${universal_flags} -arch i386 -mmacosx-version-min=10.5"/>
		</antcall>
		<antcall target="link">
			<param name="objdir" location="x86_64"/>
			<param name="libname" value="liblwjgl-i86_64.dylib"/>
			<param name="linkerflags" value="-isysroot ${x86_64_sdkroot} -arch x86_64 -mmacosx-version-min=10.5"/>
		</antcall>
		<apply dir="." parallel="true" executable="lipo" os="Mac OS X" failonerror="true" skipemptyfilesets="true">
			<arg value="-create"/>
			<srcfile/>
			<arg value="-output"/>
			<arg path="liblwjgl.dylib"/>
			<fileset file="i386/liblwjgl-i386.dylib"/>
			<fileset file="x86_64/liblwjgl-i86_64.dylib"/>
		</apply>
	</target>

	<target name="-build_x86_x64" if="build_x86_64">
		<antcall target="compile">
			<param name="dstdir" location="x86_64"/>
			<param name="sdkroot" location="${sdkroot}"/>
			<param name="cflags" value="-isysroot ${sdkroot} -arch x86_64 -mmacosx-version-min=10.5"/>
		</antcall>
		<exec vmlauncher="true" executable="sh" output="lwjgl.symbols" failonerror="true">
			<arg path="../../platform_build/macosx_ant/build-symbol-list"/>
			<arg path="x86_64"/>
		</exec>
		<antcall target="link">
			<param name="objdir" location="x86_64"/>
			<param name="libname" value="liblwjgl-i86_64.dylib"/>
			<param name="linkerflags" value="-isysroot ${sdkroot} -arch x86_64 -mmacosx-version-min=10.5"/>
		</antcall>
		<apply dir="." parallel="true" executable="lipo" os="Mac OS X" failonerror="true" skipemptyfilesets="true">
			<arg value="-create"/>
			<srcfile/>
			<arg value="-output"/>
			<arg path="liblwjgl.dylib"/>
			<fileset file="x86_64/liblwjgl-i86_64.dylib"/>
		</apply>
	</target>
</project>