build.xml: Add OS specific code (#153)

Signed-off-by: Ce Gao <[email protected]>

Author: gaocegege

build.xml.template

@@ -32,25 +32,6 @@
     <property name="result.exec.file" location="${test.build.dir}/jacoco.exec"/>
 
     <property name="renjin-version" value="0.8.2411" />
-    
-    <!-- Maven deps -->
-    <path id="maven-ant-tasks.classpath" path="${build-lib}/maven-ant-tasks-2.1.3.jar" />
-    <typedef resource="org/apache/maven/artifact/ant/antlib.xml"
-        uri="antlib:org.apache.maven.artifact.ant"
-        classpathref="maven-ant-tasks.classpath" />
-    <artifact:remoteRepository id="remote.repository" url="https://nexus.bedatadriven.com/content/groups/public/" />
-    <artifact:dependencies filesetId="dependency.fileset"
-        versionsId="dependency.versions">
-        <remoteRepository refid="remote.repository" />
-        <dependency groupId="org.renjin" artifactId="renjin-script-engine" version="${renjin-version}" />
-        <dependency groupId="org.renjin" artifactId="renjin-cli" version="${renjin-version}" />
-    </artifact:dependencies>
-    <copy todir="${mode-lib}">
-        <fileset refid="dependency.fileset" />
-        <mapper classpathref="maven-ant-tasks.classpath"
-            classname="org.apache.maven.artifact.ant.VersionMapper"
-            from="${dependency.versions}" to="flatten" />
-    </copy>
 
     <path id="mode-library-classpath">
         <pathelement location="${processing.classes.pde}"/>
@@ -78,7 +59,39 @@
         <echo>This is the R mode for Processing, powered by github.com/gaocegege</echo>
     </target>
 
-    <target name="build">
+    <target name="checkos">
+        <condition property="isWindows" value="true">
+            <os family="windows" />
+        </condition>
+
+        <condition property="isLinux" value="true">
+            <os family="unix" />
+        </condition>
+    </target>
+
+    <target name="dep" depends="checkos" if="isLinux">
+        <echo>The OS platform is Linux X86_64, download corresponding jars from remote.</echo>
+        <!-- Maven deps -->
+        <path id="maven-ant-tasks.classpath" path="${build-lib}/maven-ant-tasks-2.1.3.jar" />
+        <typedef resource="org/apache/maven/artifact/ant/antlib.xml"
+            uri="antlib:org.apache.maven.artifact.ant"
+            classpathref="maven-ant-tasks.classpath" />
+        <artifact:remoteRepository id="remote.repository" url="https://nexus.bedatadriven.com/content/groups/public/" />
+        <artifact:dependencies filesetId="dependency.fileset"
+            versionsId="dependency.versions">
+            <remoteRepository refid="remote.repository" />
+            <dependency groupId="org.renjin" artifactId="renjin-script-engine" version="${renjin-version}" />
+            <dependency groupId="org.renjin" artifactId="renjin-cli" version="${renjin-version}" />
+        </artifact:dependencies>
+        <copy todir="${mode-lib}">
+            <fileset refid="dependency.fileset" />
+            <mapper classpathref="maven-ant-tasks.classpath"
+                classname="org.apache.maven.artifact.ant.VersionMapper"
+                from="${dependency.versions}" to="flatten" />
+        </copy>
+    </target>
+
+    <target name="build" depends="dep">
         <mkdir dir="build" />
         <javac destdir="build" includeantruntime="false">
             <src path="src/rprocessing" />