Implemented TerminalAccess.isTerminal() and Terminal.getTerminalSize() on windows.

src/main/headers/generic.h

@@ -0,0 +1,24 @@
+#ifndef __INCLUDE_GENERIC_H__
+#define __INCLUDE_GENERIC_H__
+
+#include <jni.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * Marks the given result as failed, using the given error message
+ */
+extern void mark_failed_with_message(JNIEnv *env, const char* message, jobject result);
+
+/*
+ * Marks the given result as failed, using the given error message and error code
+ */
+extern void mark_failed_with_code(JNIEnv *env, const char* message, int error_code, jobject result);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif