1 files changed, 151 insertions, 0 deletions
diff --git a/native/jni/gtk-peer/gthread-jni.c b/native/jni/gtk-peer/gthread-jni.c
new file mode 100644
index 000000000..bc8aa5292
--- /dev/null
+++ b/native/jni/gtk-peer/gthread-jni.c
@@ -0,0 +1,151 @@
+/* gthread-jni.c -- JNI threading routines for GLIB
+   Copyright (C) 1998 Free Software Foundation, Inc.
+
+This file is part of the peer AWT libraries of GNU Classpath.
+
+This library is free software; you can redistribute it and/or modify
+it under the terms of the GNU Library General Public License as published 
+by the Free Software Foundation, either version 2 of the License, or
+(at your option) any later verion.
+
+This library is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public License
+along with this library; if not, write to the Free Software Foundation
+Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307 USA. */
+
+
+#include "gthread-jni.h"
+
+/*
+ * This code has been written specifically to be used with GTK+ 1.2.
+ * `Real' GLIB threading is not supported.  We fake things where necessary.
+ * Once we know we're running on a 1.2 VM, we can write a real implementation.
+ */
+
+static GMutex *
+g_mutex_new_jni_impl (void)
+{
+  jclass obj_class;
+  jobject *mutex;
+
+  obj_class = (*gdk_env)->FindClass (gdk_env, "java/lang/Object");
+  if (obj_class == NULL)
+    return NULL;
+
+  mutex = (jobject *) g_malloc (sizeof (jobject));
+  *mutex = (*gdk_env)->AllocObject (gdk_env, obj_class);
+  if (*mutex == NULL)
+    {
+      g_free (mutex);
+      return NULL;
+    }
+  *mutex = (*gdk_env)->NewGlobalRef (gdk_env, *mutex);
+
+  return (GMutex *) mutex;
+}
+
+static void
+g_mutex_lock_jni_impl (GMutex *mutex)
+{
+  if (mutex && mutex == gdk_threads_mutex)
+    (*gdk_env)->MonitorEnter (gdk_env, *((jobject *)mutex));
+}
+
+static gboolean
+g_mutex_trylock_jni_impl (GMutex *mutex)
+{
+  return FALSE;
+}
+
+static void
+g_mutex_unlock_jni_impl (GMutex *mutex)
+{
+  if (mutex && mutex == gdk_threads_mutex)
+    (*gdk_env)->MonitorExit (gdk_env, *((jobject *)mutex));
+}
+
+static void
+g_mutex_free_jni_impl (GMutex *mutex)
+{
+  if (mutex && mutex == gdk_threads_mutex)
+    {
+      (*gdk_env)->DeleteGlobalRef (gdk_env, *((jobject *)mutex));
+      g_free (mutex);
+    }
+}
+
+static GPrivate *
+g_private_new_jni_impl (GDestroyNotify notify)
+{
+  return NULL;
+}
+
+static gpointer
+g_private_get_jni_impl (GPrivate *private)
+{
+  return NULL;
+}
+
+static void
+g_private_set_jni_impl (GPrivate *private, gpointer data)
+{
+}
+
+static GCond *
+g_cond_new_jni_impl ()
+{
+  return NULL;
+}
+
+static void
+g_cond_signal_jni_impl (GCond *cond)
+{
+}
+
+static void
+g_cond_broadcast_jni_impl (GCond *cond)
+{
+}
+
+static void
+g_cond_wait_jni_impl (GCond *cond, GMutex *mutex)
+{
+}
+
+static gboolean
+g_cond_timed_wait_jni_impl (GCond *cond, GMutex *mutex)
+{
+  return FALSE;
+}
+
+static void
+g_cond_free_jni_impl (GCond *cond)
+{
+}
+
+GThreadFunctions g_thread_jni_functions =
+{
+  g_mutex_new_jni_impl,	      /* mutex_new */
+  g_mutex_lock_jni_impl,      /* mutex_lock */
+  g_mutex_trylock_jni_impl,   /* mutex_try_lock */
+  g_mutex_unlock_jni_impl,    /* mutex_unlock */
+  g_mutex_free_jni_impl,      /* mutex_free */
+  g_cond_new_jni_impl,        /* cond_new */
+  g_cond_signal_jni_impl,     /* cond_signal */
+  g_cond_broadcast_jni_impl,  /* cond_broadcast */
+  g_cond_wait_jni_impl,       /* cond_wait */
+  g_cond_timed_wait_jni_impl, /* cond_timed_wait */
+  g_cond_free_jni_impl,       /* cond_free */
+  g_private_new_jni_impl,     /* private_new */
+  g_private_get_jni_impl,     /* private_get */
+  g_private_set_jni_impl      /* private_set */
+};
+
+void
+gdk_threads_wake ()
+{
+}