src/ant/common.xml

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<property	file="build.properties"
/>
<property	name="debug"
			value="true"
/>
<property	name="rtti"
			value="false"
/>
<property	name="optimize"
			value="none"
/>
<property	name="lib.type"
			value="shared"
/>
<property	name="runtime"
			value="dynamic"
/>

<taskdef resource="net/sf/antcontrib/antcontrib.properties" />

<target name="os-detect">
	<condition	property="os.family"
				value="mac">
		<os family="mac" />
	</condition>
	<condition	property="os.family"
				value="windows">
		<os family="windows" />
	</condition>
	<property	name="os.family"
				value="unix"
	/>

	<condition	property="is-mac"
				value="1">
		<equals arg1="${os.family}" arg2="mac" />
	</condition>
	<condition	property="is-windows"
				value="1">
		<equals arg1="${os.family}" arg2="windows" />
	</condition>
	<condition	property="is-unix" value="1">
		<or>
			<equals arg1="${os.family}" arg2="unix"		/>
			<equals arg1="${os.family}" arg2="mac"		/>
			<equals arg1="${os.family}" arg2="cygwin"	/>
		</or>
	</condition>
</target>

<target	name="win-init"
		depends="os-detect"
		if="is-windows">
	<property	name="compiler"
				value="msvc"
	/>

	<condition	property="is-bcc"
				value="true">
		<or>
			<equals arg1="${compiler}" arg2="bcc" />
		</or>
	</condition>

	<condition	property="is-msvc"
				value="true">
		<or>
			<equals arg1="${compiler}" arg2="msvc" />
		</or>
	</condition>

	<condition	property="is-mingw"
				value="true">
		<or>
			<equals arg1="${compiler}" arg2="gcc" />
			<equals arg1="${compiler}" arg2="g++" />
		</or>
	</condition>
</target>

<target	name="mac-init"
		depends="os-detect"
		if="is-mac">
	<property	name="project.type"
				value="xcode"
	/>
</target>

<target	name="unix-init"
		depends="mac-init" if="is-unix">
	<property	name="compiler"
				value="gcc"
	/>

	<condition	property="has-expat"
				value="true">
		<not><isset property="is-mac" /></not>
	</condition>
	<condition	property="is-cygwin"
				value="true">
		<os family="windows" />
	</condition>
</target>

<target	name="common-init"
		depends="win-init, unix-init">

	<condition	property="is-gcc"
				value="true">
		<or>
			<equals arg1="${compiler}" arg2="gcc" />
			<equals arg1="${compiler}" arg2="g++" />
		</or>
	</condition>

	<condition	property="pic-option"
				value="-fPIC">
		<and>
			<isset	property="is-gcc"	/>
			<istrue	value="${use-pic}"	/>
		</and>
	</condition>


	<condition	property="is-debug"
				value="true">
		<istrue value="${debug}" />
	</condition>

	<condition	property="debug.release"
				value="debug">
		<isset property="is-debug" />
	</condition>
	<property	name="debug.release"
				value="release"
	/>

	<condition	property="D.debug"
				value="d">
		<isset property="is-debug" />
	</condition>
	<property	name="D.debug"
				value=""
	/>

	<condition	property="D.R"
				value="d">
		<isset property="is-debug" />
	</condition>
	<property	name="D.R"
				value="r"
	/>

	<property	name="lib-suffix"
				value=""
	/>

	<condition	property="is-static"
				value="1">
		<equals arg1="${lib.type}" arg2="static" />
	</condition>
	<condition	property="is-shared"
				value="1">
		<equals arg1="${lib.type}" arg2="shared" />
	</condition>

	<property	name="executable.dir"
				value="${target.dir}/${debug.release}/${lib.type}"
	/>

	<property	name="projectsOnly"
				value="false"
	/>
</target>

<target	name="copy-if-changed-compare"
		unless="force-copy">
	<condition	property="force-copy"
				value="2">
		<not>
			<filesmatch	file1="${tofile}"
						file2="${file}"
			/>
		</not>
	</condition>
</target>

<target	name="copy-if-changed"
		depends="copy-if-changed-compare" if="force-copy">
	<copy	tofile="${tofile}"
			file="${file}"
			overwrite="true"
	/>
</target>