From 8d92b2e1fa285f10e9f8703a8686e607dcc0f08b Mon Sep 17 00:00:00 2001
From: Michael Bien <mbien@fh-landshut.de>
Date: Fri, 20 Nov 2009 14:59:55 +0100
Subject: preparations for continuous builds and cross compilation (WIP).

---
 Makefile                    | 38 ++++++++++++++++++++
 make/build-crosscompile.xml | 86 +++++++++++++++++++++++++++++++++++++++++++++
 make/build.xml              | 14 +++++---
 make/gluegen-cpptasks.xml   |  4 ++-
 4 files changed, 136 insertions(+), 6 deletions(-)
 create mode 100644 Makefile
 create mode 100644 make/build-crosscompile.xml

diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..3248e69
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,38 @@
+BITS=32
+
+ifeq ($(BITS),32)
+  CC=gcc32
+  NS=win-x86
+  SCFLAGS=
+else
+  BITS=64
+  CC=gcc64
+  NS=win-x64
+  SCFLAGS=-D_MSC_VER=1400
+endif
+
+CFLAGS=-m$(BITS) -shared -c -fno-rtti -fPIC $(SCFLAGS) -I/usr/lib/jvm/java-6-sun/include -I../common/platform-libs/jre-include/win32
+LFLAGS=-m$(BITS) -shared -fno-rtti -fPIC
+
+SRC1=src/native/common/CPU.c
+SRC2=src/native/windows/WindowsDynamicLinkerImpl_JNI.c
+
+OBJ1=build/obj/$(NS)/CPU.o
+OBJ2=build/obj/$(NS)/WindowsDynamicLinkerImpl_JNI.o
+
+BIN=build/obj/$(NS)/gluegen-rt.dll
+
+all: $(BIN)
+
+$(BIN): $(OBJ1) $(OBJ2)
+	$(CC) $(LFLAGS) $(OBJ1) $(OBJ2) -o $(BIN)
+
+$(OBJ1): $(SRC1)
+	$(CC) $(CFLAGS) $(SRC1) -o $(OBJ1)
+
+$(OBJ2): $(SRC2)
+	$(CC) $(CFLAGS) $(SRC2) -o $(OBJ2)
+
+clean:
+	rm -f $(BIN) $(OBJ1) $(OBJ2)
+
diff --git a/make/build-crosscompile.xml b/make/build-crosscompile.xml
new file mode 100644
index 0000000..aba6e44
--- /dev/null
+++ b/make/build-crosscompile.xml
@@ -0,0 +1,86 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+    Document   : build-crosscompile.xml
+    Created on : November 18, 2009, 3:38 PM
+    Author     : Michael Bien
+    Description:
+        crosscompiler configuration and ant task for crosscompiling for
+        linux32/64 and win32/64 on linux64 as host system.
+-->
+<project name="gluegen-crosscompiler" basedir="." default="gluegen.cross-compile">
+
+    <import file="build.xml"/>
+
+    <!-- TODO remove hardcoded path -->
+    <property name="java.includes.dir.windows" value="/media/store/gluegenSetup/win32"/>
+
+    <!-- crosscompiles to other platforms, requirement: linux64 host os -->
+    <target name="gluegen.cross-compile">
+
+        <echo message=" - - - cross-compiling gluegen natives - - - "/>
+
+        <antcall target="build.nativelibrary" inheritall="false">
+            <param name="namespace" value="linux-amd64"/>
+            <param name="crosscompile" value="true"/>
+            <param name="build.dir" value="${build.dir}"/>
+            <param name="isLinuxAMD64" value="true"/>
+            <param name="isLinux" value="true"/>
+            <param name="isUnix" value="true"/>
+            <param name="isX11" value="true"/>
+        </antcall>
+
+        <antcall target="build.nativelibrary" inheritall="false">
+            <param name="namespace" value="linux-x86"/>
+            <param name="crosscompile" value="true"/>
+            <param name="build.dir" value="${build.dir}"/>
+            <param name="isLinuxX86" value="true"/>
+            <param name="isLinux" value="true"/>
+            <param name="isUnix" value="true"/>
+            <param name="isX11" value="true"/>
+        </antcall>
+
+        <!-- use mingw crosscompiler to compile for win32 and win64 (linux64 only) -->
+        <antcall target="build.nativelibrary" inheritall="false">
+            <param name="namespace" value="linux-amd64"/>
+            <param name="crosscompile" value="true"/>
+            <param name="build.dir" value="${build.dir}"/>
+            <param name="isLinuxAMD64" value="true"/>
+            <param name="isLinux" value="true"/>
+            <param name="isUnix" value="true"/>
+            <param name="isX11" value="true"/>
+
+             <!-- overwrite -->
+            <param name="java.includes.dir.platform" value="${java.includes.dir.windows}"/>
+            <param name="compiler.cfg.id" value="compiler.cfg.linux64.mingw64"/>
+            <param name="linker.cfg.id" value="linker.cfg.linux64.mingw64.gluegen"/>
+        </antcall>
+
+        <antcall target="build.nativelibrary" inheritall="false">
+            <param name="namespace" value="linux-x86"/>
+            <param name="crosscompile" value="true"/>
+            <param name="build.dir" value="${build.dir}"/>
+            <param name="isLinuxX86" value="true"/>
+            <param name="isLinux" value="true"/>
+            <param name="isUnix" value="true"/>
+            <param name="isX11" value="true"/>
+
+             <!-- overwrite -->
+            <param name="java.includes.dir.platform" value="${java.includes.dir.windows}"/>
+            <param name="compiler.cfg.id" value="compiler.cfg.linux64.mingw32"/>
+            <param name="linker.cfg.id" value="linker.cfg.linux64.mingw32.gluegen"/>
+        </antcall>
+
+        <echo message=" - - - gluegen natives cross-compiled - - - "/>
+
+    </target>
+
+
+    <target name="configure.crosscompiler">
+        <linker id="linker.cfg.linux64.mingw64.gluegen" extends="linker.cfg.linux64.mingw64">
+        </linker>
+
+        <linker id="linker.cfg.linux64.mingw32.gluegen" extends="linker.cfg.linux64.mingw32">
+        </linker>
+    </target>
+
+</project>
\ No newline at end of file
diff --git a/make/build.xml b/make/build.xml
index 7b5f073..7832aea 100755
--- a/make/build.xml
+++ b/make/build.xml
@@ -329,7 +329,8 @@
       <msvc.manifest objdir="${build}/obj" dllname="gluegen-rt" />
     </target>
 
-    <target name="c.build" depends="c.configure" unless="build.javaonly" >
+    <target name="c.build" depends="init, c.configure" unless="build.javaonly" >
+
       <fail message="Requires '${c.compiler.src.files.os}'" unless="c.compiler.src.files.os"/>
       <fail message="Requires '${compiler.cfg.id}'"      unless="compiler.cfg.id"/>
       <fail message="Requires '${linker.cfg.id}'"        unless="linker.cfg.id"/>
@@ -344,7 +345,10 @@
 
       <condition property="c.compiler.use-debug"><istrue value="${c.compiler.debug}"/></condition>
 
-      <mkdir dir="${build}/obj" />
+      <!--namespace can be overwritten from outside-->
+      <property name="namespace" value=""/>
+
+      <mkdir dir="${build}/obj/${namespace}" />
 
       <property name="c.compiler.src.files.common" value="src/native/common/*.c" />
 
@@ -352,8 +356,8 @@
       <echo message="user.dir=${user.dir}" />
 
       <cc outtype="shared" 
-          objdir="${build}/obj" 
-          outfile="${build}/obj/${output.lib.name}"
+          objdir="${build}/obj/${namespace}"
+          outfile="${build}/obj/${namespace}/${output.lib.name}"
           optimize="${c.compiler.optimise}" 
           debug="${c.compiler.debug}"
           multithreaded="true" 
@@ -399,7 +403,7 @@
       </jar>
     </target>  
 
-  <target name="build.nativelibrary" unless="build.javaonly" >
+  <target name="build.nativelibrary" depends="init" unless="build.javaonly" >
     <antcall target="c.build" inheritRefs="true" />
   </target>
 
diff --git a/make/gluegen-cpptasks.xml b/make/gluegen-cpptasks.xml
index d293843..1c905b7 100755
--- a/make/gluegen-cpptasks.xml
+++ b/make/gluegen-cpptasks.xml
@@ -639,6 +639,7 @@
     
     <linker id="linker.cfg.linux64.mingw32" classname="net.sf.antcontrib.cpptasks.gcc.Gcc32Linker">
         <linkerarg value="-m32"/>
+        <linkerarg value="-Wl,--kill-at" />        <!-- remove @ from function names -->
     </linker>
 <!--
     <linker id="linker.cfg.solaris" name="suncc">
@@ -653,7 +654,8 @@
     </linker>
 -->
     <linker id="linker.cfg.win32.mingw" name="gcc" incremental="false">
-      <linkerarg value="-Wl,--kill-at" />        <!-- remove @ from function names -->
+        <linkerarg value="-m32"/>
+        <linkerarg value="-Wl,--kill-at" />        <!-- remove @ from function names -->
     </linker>
 
     <linker id="linker.cfg.win32.msvc" name="msvc" incremental="false">
-- 
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