Added Python (Thanks to Beholder) - it fails to build properly using my build system,

so there's a precompiled binary included, with a hack in Android.mk to make it work on NDK r4b

project/jni/python/src/Python/thread_lwp.h

@@ -0,0 +1,149 @@
+
+#include <stdlib.h>
+#include <lwp/lwp.h>
+#include <lwp/stackdep.h>
+
+#define STACKSIZE	1000	/* stacksize for a thread */
+#define NSTACKS		2	/* # stacks to be put in cache initially */
+
+struct lock {
+	int lock_locked;
+	cv_t lock_condvar;
+	mon_t lock_monitor;
+};
+
+
+/*
+ * Initialization.
+ */
+static void PyThread__init_thread(void)
+{
+	lwp_setstkcache(STACKSIZE, NSTACKS);
+}
+
+/*
+ * Thread support.
+ */
+
+
+long PyThread_start_new_thread(void (*func)(void *), void *arg)
+{
+	thread_t tid;
+	int success;
+	dprintf(("PyThread_start_new_thread called\n"));
+	if (!initialized)
+		PyThread_init_thread();
+	success = lwp_create(&tid, func, MINPRIO, 0, lwp_newstk(), 1, arg);
+	return success < 0 ? -1 : 0;
+}
+
+long PyThread_get_thread_ident(void)
+{
+	thread_t tid;
+	if (!initialized)
+		PyThread_init_thread();
+	if (lwp_self(&tid) < 0)
+		return -1;
+	return tid.thread_id;
+}
+
+static void do_PyThread_exit_thread(int no_cleanup)
+{
+	dprintf(("PyThread_exit_thread called\n"));
+	if (!initialized)
+		if (no_cleanup)
+			_exit(0);
+		else
+			exit(0);
+	lwp_destroy(SELF);
+}
+
+void PyThread_exit_thread(void)
+{
+	do_PyThread_exit_thread(0);
+}
+
+void PyThread__exit_thread(void)
+{
+	do_PyThread_exit_thread(1);
+}
+
+#ifndef NO_EXIT_PROG
+static void do_PyThread_exit_prog(int status, int no_cleanup)
+{
+	dprintf(("PyThread_exit_prog(%d) called\n", status));
+	if (!initialized)
+		if (no_cleanup)
+			_exit(status);
+		else
+			exit(status);
+	pod_exit(status);
+}
+
+void PyThread_exit_prog(int status)
+{
+	do_PyThread_exit_prog(status, 0);
+}
+
+void PyThread__exit_prog(int status)
+{
+	do_PyThread_exit_prog(status, 1);
+}
+#endif /* NO_EXIT_PROG */
+
+/*
+ * Lock support.
+ */
+PyThread_type_lock PyThread_allocate_lock(void)
+{
+	struct lock *lock;
+	extern char *malloc(size_t);
+
+	dprintf(("PyThread_allocate_lock called\n"));
+	if (!initialized)
+		PyThread_init_thread();
+
+	lock = (struct lock *) malloc(sizeof(struct lock));
+	lock->lock_locked = 0;
+	(void) mon_create(&lock->lock_monitor);
+	(void) cv_create(&lock->lock_condvar, lock->lock_monitor);
+	dprintf(("PyThread_allocate_lock() -> %p\n", lock));
+	return (PyThread_type_lock) lock;
+}
+
+void PyThread_free_lock(PyThread_type_lock lock)
+{
+	dprintf(("PyThread_free_lock(%p) called\n", lock));
+	mon_destroy(((struct lock *) lock)->lock_monitor);
+	free((char *) lock);
+}
+
+int PyThread_acquire_lock(PyThread_type_lock lock, int waitflag)
+{
+	int success;
+
+	dprintf(("PyThread_acquire_lock(%p, %d) called\n", lock, waitflag));
+	success = 0;
+
+	(void) mon_enter(((struct lock *) lock)->lock_monitor);
+	if (waitflag)
+		while (((struct lock *) lock)->lock_locked)
+			cv_wait(((struct lock *) lock)->lock_condvar);
+	if (!((struct lock *) lock)->lock_locked) {
+		success = 1;
+		((struct lock *) lock)->lock_locked = 1;
+	}
+	cv_broadcast(((struct lock *) lock)->lock_condvar);
+	mon_exit(((struct lock *) lock)->lock_monitor);
+	dprintf(("PyThread_acquire_lock(%p, %d) -> %d\n", lock, waitflag, success));
+	return success;
+}
+
+void PyThread_release_lock(PyThread_type_lock lock)
+{
+	dprintf(("PyThread_release_lock(%p) called\n", lock));
+	(void) mon_enter(((struct lock *) lock)->lock_monitor);
+	((struct lock *) lock)->lock_locked = 0;
+	cv_broadcast(((struct lock *) lock)->lock_condvar);
+	mon_exit(((struct lock *) lock)->lock_monitor);
+}