Compile For ARM

Dockerfile

@@ -1,4 +1,9 @@
-FROM alpine:latest
+FROM ubuntu:bionic
+
+RUN apt-get update && apt-get install --no-install-recommends -y curl openjdk-11-jdk-headless cmake make gcc gcc-multilib-i686-linux-gnu gcc-multilib-arm-linux-gnueabihf gcc-aarch64-linux-gnu clang lld mingw-w64 lsb-release
+
+RUN curl -sL https://deb.nodesource.com/setup_14.x | bash - && apt-get install --no-install-recommends -y nodejs
+
+RUN apt-get clean
 
-RUN apk add --no-cache curl openjdk8 npm cmake make clang binutils mingw-w64-gcc
 RUN npm install -g typescript typedoc

build.gradle

@@ -10,20 +10,25 @@ class JNIPlatform {
 	String[] cmakeArgs
 	String libExtension
 
-	JNIPlatform(String name, String[] cmakeArgs, String libExtension) {
+	JNIPlatform(String name, String libExtension, File rootDir) {
 		this.name = name
-		this.cmakeArgs = cmakeArgs
+		this.cmakeArgs = ["-DCMAKE_TOOLCHAIN_FILE=${rootDir.absolutePath}/cmake/${name}-toolchain.cmake"] as String[]
 		this.libExtension = libExtension
 	}
 }
 
 JNIPlatform[] jniPlatforms = [
-		new JNIPlatform("linux-x86_64", [] as String[], ".so"),
+		new JNIPlatform("linux-x86_64", ".so", rootDir),
-		new JNIPlatform("linux-i686", ["-DCMAKE_TOOLCHAIN_FILE=${rootDir.absolutePath}/cmake/linux_i686_toolchain.cmake"] as String[], ".so"),
+		new JNIPlatform("linux-x86", ".so", rootDir),
-		new JNIPlatform("windows-x86_64", ["-DCMAKE_TOOLCHAIN_FILE=${rootDir.absolutePath}/cmake/windows_x86_64_toolchain.cmake"] as String[], ".dll"),
+		new JNIPlatform("linux-armhf", ".so", rootDir),
-		new JNIPlatform("windows-i686", ["-DCMAKE_TOOLCHAIN_FILE=${rootDir.absolutePath}/cmake/windows_i686_toolchain.cmake"] as String[], ".dll")
+		new JNIPlatform("linux-arm64", ".so", rootDir),
+		new JNIPlatform("windows-x86_64", ".dll", rootDir),
+		new JNIPlatform("windows-x86", ".dll", rootDir)
 ]
 
+task cleanJNI {}
+task compileJNI {}
+
 for (JNIPlatform platform : jniPlatforms) {
 	def buildDir = new File(cDir, "build-${platform.name}")
 	if (!buildDir.exists()) {
@@ -45,15 +50,18 @@ for (JNIPlatform platform : jniPlatforms) {
 		dependsOn tasks.getByName("cmake-${platform.name}")
 	}
 
-	processResources.dependsOn tasks.getByName("compileJNI-${platform.name}")
+	compileJNI.dependsOn tasks.getByName("compileJNI-${platform.name}")
 
 	tasks.create(name: "cleanJNI-${platform.name}", type: Delete) {
 		delete buildDir.absolutePath
 	}
 
-	clean.dependsOn tasks.getByName("cleanJNI-${platform.name}")
+	cleanJNI.dependsOn tasks.getByName("cleanJNI-${platform.name}")
 }
 
+clean.dependsOn cleanJNI
+processResources.dependsOn compileJNI
+
 compileJava {
 	sourceCompatibility = JavaVersion.VERSION_1_8
 	targetCompatibility = JavaVersion.VERSION_1_8

cmake/linux-arm64-toolchain.cmake

@@ -0,0 +1,12 @@
+set(CMAKE_SYSTEM_NAME Linux)
+set(CMAKE_SYSTEM_PROCESSOR aarch64)
+
+set(BUILD_TARGET "aarch64-linux-gnu")
+
+set(CMAKE_SYSROOT "/usr/${BUILD_TARGET}")
+
+set(CMAKE_C_COMPILER clang)
+
+add_compile_options(-target ${BUILD_TARGET})
+
+add_link_options(-fuse-ld=lld -target ${BUILD_TARGET})

cmake/linux-armhf-toolchain.cmake

@@ -0,0 +1,12 @@
+set(CMAKE_SYSTEM_NAME Linux)
+set(CMAKE_SYSTEM_PROCESSOR arm)
+
+set(BUILD_TARGET "arm-linux-gnueabihf")
+
+set(CMAKE_SYSROOT "/usr/${BUILD_TARGET}")
+
+set(CMAKE_C_COMPILER clang)
+
+add_compile_options(-target ${BUILD_TARGET})
+
+add_link_options(-fuse-ld=lld -target ${BUILD_TARGET})

cmake/linux-x86-toolchain.cmake

@@ -0,0 +1,12 @@
+set(CMAKE_SYSTEM_NAME Linux)
+set(CMAKE_SYSTEM_PROCESSOR i686)
+
+set(BUILD_TARGET "i686-linux-gnu")
+
+set(CMAKE_SYSROOT "/usr/${BUILD_TARGET}")
+
+set(CMAKE_C_COMPILER clang)
+
+add_compile_options(-target ${BUILD_TARGET})
+
+add_link_options(-fuse-ld=lld -target ${BUILD_TARGET})

cmake/linux-x86_64-toolchain.cmake

@@ -0,0 +1,10 @@
+set(CMAKE_SYSTEM_NAME Linux)
+set(CMAKE_SYSTEM_PROCESSOR x86_64)
+
+if(NOT CMAKE_SYSTEM_PROCESSOR STREQUAL CMAKE_HOST_SYSTEM_PROCESSOR)
+    message(FATAL_ERROR "Host System is not x86_64")
+endif()
+
+set(CMAKE_C_COMPILER clang)
+
+add_link_options(-fuse-ld=lld)

cmake/linux_i686_toolchain.cmake

@@ -1,7 +0,0 @@
-set(CMAKE_SYSTEM_NAME Linux)
-set(CMAKE_SYSTEM_PROCESSOR i686)
-
-set(CMAKE_C_FLAGS "-m32 -march=i686")
-set(CMAKE_CXX_FLAGS "-m32 -march=i686")
-
-set(CMAKE_EXE_LINKER_FLAGS "-m32 -march=i686")

src/main/c/CMakeLists.txt

@@ -2,7 +2,7 @@ cmake_minimum_required(VERSION 3.10)
 
 project(scriptcraft C)
 
-set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Werror -Wno-int-to-pointer-cast -Wno-pointer-to-int-cast")
+add_compile_options(-Wall -Werror -Wno-implicit-int-float-conversion -Wno-int-to-pointer-cast -Wno-pointer-to-int-cast -Wno-sign-compare -Wno-missing-field-initializers -Wundef -Wuninitialized -Wunused -Wno-unused-parameter -Wwrite-strings -Wchar-subscripts -funsigned-char)
 
 add_library(
         scriptcraft

src/main/c/com_thebrokenrail_scriptcraft_quickjs_QuickJS.c

@@ -11,13 +11,13 @@
 
 static JavaVM *jvm;
 
-static void *get_pointer(JNIEnv *env, jobject obj, char *name) {
+static void *get_pointer(JNIEnv *env, jobject obj, const char *name) {
     jclass clazz = (*env)->FindClass(env, "com/thebrokenrail/scriptcraft/quickjs/QuickJS");
     jfieldID field = (*env)->GetFieldID(env, clazz, name, "J");
     return (void *) (long) (*env)->GetLongField(env, obj, field);
 }
 
-static void set_pointer(JNIEnv *env, jobject obj, char *name, void *value) {
+static void set_pointer(JNIEnv *env, jobject obj, const char *name, void *value) {
     jclass clazz = (*env)->FindClass(env, "com/thebrokenrail/scriptcraft/quickjs/QuickJS");
     jfieldID field = (*env)->GetFieldID(env, clazz, name, "J");
     (*env)->SetLongField(env, obj, field, (jlong) (long) value);
@@ -163,7 +163,7 @@ static JSModuleDef *js_module_loader(JSContext *ctx, const char *module_name, vo
     return m;
 }
 
-static void throw_exception(JNIEnv *env, char *message) {
+static void throw_exception(JNIEnv *env, const char *message) {
     jclass exception_clazz = (*env)->FindClass(env, "com/thebrokenrail/scriptcraft/quickjs/JSException");
     (*env)->ThrowNew(env, exception_clazz, message);
 }

src/main/c/console.c

@@ -10,9 +10,9 @@ static JSValue js_print_internal(JSContext *ctx, JSValueConst this_val, int argc
     int i;
     char *out;
     if (prepend_throw) {
-        out = "Throw: ";
+        out = (char *) "Throw: ";
     } else {
-        out = "";
+        out = (char *) "";
     }
     const char *str;
 
@@ -53,7 +53,7 @@ static JSValue js_assert(JSContext *ctx, JSValueConst this_val, int argc, JSValu
     }
 
     if (!bool_val) {
-        char *out = "Assertion failed";
+        char *out = (char *) "Assertion failed";
         for (i = 1; i < argc; i++) {
             if (i != 1) {
                 asprintf(&out, "%s ", out);

src/main/java/com/thebrokenrail/scriptcraft/util/OSUtil.java

@@ -21,14 +21,26 @@ public class OSUtil {
         String arch;
         switch (raw) {
             case "x86":
+            case "i386":
             case "i686": {
-                arch = "i686";
+                arch = "x86";
                 break;
             }
             case "amd64": {
                 arch = "x86_64";
                 break;
             }
+            case "arm": {
+                arch = "armhf";
+                break;
+            }
+            case "aarch64_be":
+            case "armv8b":
+            case "armv8l":
+            case "aarch64": {
+                arch = "arm64";
+                break;
+            }
             default: {
                 arch = "other";
                 break;