Introduced an extra Makefile for the custom javascript interpreter.

Tools/javascript/Makefile.in

@@ -0,0 +1,56 @@
+# ----------------------------------------------------------------
+# Compile a custom javascript interpreter
+# ----------------------------------------------------------------
+#
+# Note:
+#		There is no common CLI Javascript interpreter.
+#   V8 comes with one 'd8' which however does not provide a means
+#		to load extensions. Therefore, by default we use nodejs as
+#		environment.
+#   For testing native v8 and jsc extensions we provide our own
+#		interpreter (see 'Tools/javascript').
+#
+# ----------------------------------------------------------------
+CC         = @CC@
+# HACK: under OSX a g++ compiled interpreter is seg-faulting when loading module libraries
+# with 'c++' it works... probably some missing flags?
+CXX        = @JSINTERPRETERCXX@
+CFLAGS     = @BOOST_CPPFLAGS@ @PLATFLAGS@
+
+ROOT_DIR = @ROOT_DIR@
+JSCFLAGS = @JSCFLAGS@
+JSCXXFLAGS = @JSCXXFLAGS@
+JSINCLUDES = @JSCOREINC@ @JSV8INC@
+JSDYNAMICLINKING = @JSCOREDYNAMICLINKING@ @JSV8DYNAMICLINKING@
+JSLIBRARYPREFIX = @JSLIBRARYPREFIX@
+JSSO =@JSSO@
+JSLDSHARED = @JSLDSHARED@
+JSCXXSHARED = @JSCXXSHARED@
+JSV8ENABLED = @JSV8ENABLED@
+JSCENABLED = @JSCENABLED@
+
+# These settings are provided by 'configure' (see '/configure.in')
+ifeq (1, $(JSV8ENABLED))
+	JS_INTERPRETER_SRC_V8 = v8_shell.cxx
+	JS_INTERPRETER_CXXFLAGS_V8 = -DENABLE_V8
+endif
+
+ifeq (1, $(JSCENABLED))
+	JS_INTERPRETER_SRC_JSC = jsc_shell.cxx
+	JS_INTERPRETER_CXXFLAGS_JSC = -DENABLE_JSC
+endif
+
+JS_INTERPRETER_CXXFLAGS = $(JS_INTERPRETER_CXXFLAGS_JSC) $(JS_INTERPRETER_CXXFLAGS_V8)
+JS_INTERPRETER_SRC = javascript.cxx js_shell.cxx $(JS_INTERPRETER_SRC_JSC) $(JS_INTERPRETER_SRC_V8)
+
+JS_INTERPRETER_OBJS = $(JS_INTERPRETER_SRC:.cxx=.o)
+
+%.o: %.cxx
+	$(CXX) $(JS_INTERPRETER_CXXFLAGS) -g $(JSINCLUDES) -o $@ -c $<
+
+javascript: $(JS_INTERPRETER_OBJS)
+	$(CXX) -g -Wl,-search_paths_first -Wl,-headerpad_max_install_names $^ $(CFLAGS) -o javascript $(JSDYNAMICLINKING)
+
+clean:
+	rm -f *.o
+	rm -f javascript

Tools/javascript/javascript.cxx

@@ -13,6 +13,11 @@ void print_usage() {
 
 int main(int argc, char* argv[]) {
 
+#if defined(JAVASCRIPT_INTERPRETER_STOP)
+  std::cout << "Attach your Debugger and press any key to continue" << std::endl;
+  std::cin.get();
+#endif
+
   std::string scriptPath = "";
 
   bool interactive = false;

Tools/javascript/js_shell.cxx

@@ -7,7 +7,7 @@
 
 #ifdef __GNUC__
 #ifdef __APPLE__
-#define LIBRARY_EXT ".dylib"
+#define LIBRARY_EXT ".bundle"
 #else
 #define LIBRARY_EXT ".so"
 #endif
@@ -52,7 +52,7 @@ std::string JSShell::LoadModule(const std::string& name, HANDLE* library) {
 
   HANDLE handle = LOAD_LIBRARY(lib_name.c_str());
   if(handle == 0) {
-    std::cout << "Could not load library " << lib_name << ":"
+    std::cerr << "Could not load library " << lib_name << ":"
               << std::endl << LIBRARY_ERROR() << std::endl;
     return 0;
   }

Tools/javascript/jsc_shell.cxx

@@ -70,6 +70,10 @@ bool JSCShell::InitializeEngine() {
   JSClassRef __shell_class__ = JSClassCreate(&__shell_classdef__);
   JSObjectRef __shell__ = JSObjectMake(context, __shell_class__, 0);
   bool success = JSObjectSetPrivate(__shell__, (void*) (long) this);
+  if (!success) {
+    std::cerr << "Could not register the shell in the Javascript context" << std::endl;
+    return false;
+  }
   JSStringRef shellKey = JSStringCreateWithUTF8CString("__shell__");
   JSObjectSetProperty(context, globalObject, shellKey, __shell__, kJSPropertyAttributeReadOnly, NULL);
   JSStringRelease(shellKey);