seanhalle@6: 
seanhalle@6: 
seanhalle@6: /* Include the JSAPI header file to get access to SpiderMonkey. */
seanhalle@6: #include "jsapi.h"
seanhalle@6: 
seanhalle@6: /* The class of the global object. */
seanhalle@6: static JSClass global_class = {
seanhalle@6:     "global", JSCLASS_GLOBAL_FLAGS,
seanhalle@6:     JS_PropertyStub, JS_PropertyStub, JS_PropertyStub, JS_StrictPropertyStub,
seanhalle@6:     JS_EnumerateStub, JS_ResolveStub, JS_ConvertStub, JS_FinalizeStub,
seanhalle@6:     JSCLASS_NO_OPTIONAL_MEMBERS
seanhalle@6: };
seanhalle@6: 
seanhalle@6: /* The error reporter callback. */
seanhalle@6: void reportError(JSContext *cx, const char *message, JSErrorReport *report)
seanhalle@6: {
seanhalle@6:     fprintf(stderr, "%s:%u:%s\n",
seanhalle@6:             report->filename ? report->filename : "<no filename=\"filename\">",
seanhalle@6:             (unsigned int) report->lineno,
seanhalle@6:             message);
seanhalle@6: }
seanhalle@6: 
seanhalle@6: int main(int argc, const char *argv[])
seanhalle@6: {
seanhalle@6:     /* JSAPI variables. */
seanhalle@6:     JSRuntime *rt;
seanhalle@6:     JSContext *cx;
seanhalle@6:     JSObject  *global;
seanhalle@6: 
seanhalle@6:     /* Create a JS runtime. You always need at least one runtime per process. */
seanhalle@6:     rt = JS_NewRuntime(8 * 1024 * 1024);
seanhalle@6:     if (rt == NULL)
seanhalle@6:         return 1;
seanhalle@6: 
seanhalle@6:     /* 
seanhalle@6:      * Create a context. You always need a context per thread.
seanhalle@6:      * Note that this program is not multi-threaded.
seanhalle@6:      */
seanhalle@6:     cx = JS_NewContext(rt, 8192);
seanhalle@6:     if (cx == NULL)
seanhalle@6:         return 1;
seanhalle@6:     JS_SetOptions(cx, JSOPTION_VAROBJFIX | JSOPTION_JIT | JSOPTION_METHODJIT);
seanhalle@6:     JS_SetVersion(cx, JSVERSION_LATEST);
seanhalle@6:     JS_SetErrorReporter(cx, reportError);
seanhalle@6: 
seanhalle@6:     /*
seanhalle@6:      * Create the global object in a new compartment.
seanhalle@6:      * You always need a global object per context.
seanhalle@6:      */
seanhalle@6:     global = JS_NewCompartmentAndGlobalObject(cx, &global_class, NULL);
seanhalle@6:     if (global == NULL)
seanhalle@6:         return 1;
seanhalle@6: 
seanhalle@6:     /*
seanhalle@6:      * Populate the global object with the standard JavaScript
seanhalle@6:      * function and object classes, such as Object, Array, Date.
seanhalle@6:      */
seanhalle@6:     if (!JS_InitStandardClasses(cx, global))
seanhalle@6:         return 1;
seanhalle@6: 
seanhalle@6:     /* Your application code here. This may include JSAPI calls
seanhalle@6:      * to create your own custom JavaScript objects and to run scripts.
seanhalle@6:      *
seanhalle@6:      * The following example code creates a literal JavaScript script,
seanhalle@6:      * evaluates it, and prints the result to stdout.
seanhalle@6:      *
seanhalle@6:      * Errors are conventionally saved in a JSBool variable named ok.
seanhalle@6:      */
seanhalle@6:     const char *script = "'Hello ' + 'World!'";
seanhalle@6:     jsval rval;
seanhalle@6:     JSString *str;
seanhalle@6:     JSBool ok;
seanhalle@6:     const char *filename = "noname";
seanhalle@6:     uintN lineno = 0;
seanhalle@6: 
seanhalle@6:     ok = JS_EvaluateScript(cx, global, script, strlen(script),
seanhalle@6:                            filename, lineno, &rval);
seanhalle@6:     if ( rval == JS_FALSE)//rval == JS_NULL |
seanhalle@6:         return 1;
seanhalle@6: 
seanhalle@6:     str = JS_ValueToString(cx, rval);
seanhalle@6:     printf("%s\n", JS_EncodeString(cx, str));
seanhalle@6: 
seanhalle@6:     /* End of your application code */
seanhalle@6: 
seanhalle@6:     /* Clean things up and shut down SpiderMonkey. */
seanhalle@6:     JS_DestroyContext(cx);
seanhalle@6:     JS_DestroyRuntime(rt);
seanhalle@6:     JS_ShutDown();
seanhalle@6:     return 0;
seanhalle@6: }