1 files changed, 156 insertions, 0 deletions
diff --git a/libjava/classpath/native/jni/java-lang/java_lang_VMSystem.c b/libjava/classpath/native/jni/java-lang/java_lang_VMSystem.c
new file mode 100644
index 00000000000..0edbb2e965a
--- /dev/null
+++ b/libjava/classpath/native/jni/java-lang/java_lang_VMSystem.c
@@ -0,0 +1,156 @@
+/* System.c -- native code for java.lang.System
+   Copyright (C) 1998, 1999, 2000, 2002, 2004 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+ 
+GNU Classpath 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
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version. */
+
+#include "java_lang_VMSystem.h"
+
+#include <jcl.h>
+
+#include <sys/time.h>
+#include <stdlib.h>
+
+/*
+ * Class:     java_lang_VMSystem
+ * Method:    setIn0
+ * Signature: (Ljava/io/InputStream;)V
+ */
+JNIEXPORT void JNICALL
+Java_java_lang_VMSystem_setIn (JNIEnv * env,
+			       jclass thisClass __attribute__ ((__unused__)),
+			       jobject obj)
+{
+  jclass cls;
+  jfieldID field;
+
+  cls = JCL_FindClass (env, "java/lang/System");
+  if (!cls)
+    return;
+
+  field = (*env)->GetStaticFieldID (env, cls, "in", "Ljava/io/InputStream;");
+  if (!field)
+    return;
+  (*env)->SetStaticObjectField (env, cls, field, obj);
+}
+
+/*
+ * Class:     java_lang_VMSystem
+ * Method:    setOut0
+ * Signature: (Ljava/io/PrintStream;)V
+ */
+JNIEXPORT void JNICALL
+Java_java_lang_VMSystem_setOut (JNIEnv * env,
+				jclass thisClass __attribute__ ((__unused__)),
+				jobject obj)
+{
+  jclass cls;
+  jfieldID field;
+
+  cls = JCL_FindClass (env, "java/lang/System");
+  if (!cls)
+    return;
+
+  field = (*env)->GetStaticFieldID (env, cls, "out", "Ljava/io/PrintStream;");
+  if (!field)
+    return;
+  (*env)->SetStaticObjectField (env, cls, field, obj);
+}
+
+/*
+ * Class:     java_lang_VMSystem
+ * Method:    setErr0
+ * Signature: (Ljava/io/PrintStream;)V
+ */
+JNIEXPORT void JNICALL
+Java_java_lang_VMSystem_setErr (JNIEnv * env,
+				jclass thisClass __attribute__ ((__unused__)),
+				jobject obj)
+{
+  jclass cls;
+  jfieldID field;
+
+  cls = JCL_FindClass (env, "java/lang/System");
+  if (!cls)
+    return;
+
+  field = (*env)->GetStaticFieldID (env, cls, "err", "Ljava/io/PrintStream;");
+  if (!field)
+    return;
+  (*env)->SetStaticObjectField (env, cls, field, obj);
+}
+
+/*
+ * Class:     java_lang_VMSystem
+ * Method:    currentTimeMillis
+ * Signature: ()J
+ */
+JNIEXPORT jlong JNICALL
+Java_java_lang_VMSystem_currentTimeMillis
+  (JNIEnv * env __attribute__ ((__unused__)),
+   jclass thisClass __attribute__ ((__unused__)))
+{
+  /* Note: this implementation copied directly from Japhar's, by Chris Toshok. */
+  jlong result;
+  struct timeval tp;
+
+  if (gettimeofday (&tp, NULL) == -1)
+    (*env)->FatalError (env, "gettimeofday call failed.");
+
+  result = (jlong) tp.tv_sec;
+  result *= 1000;
+  result += (tp.tv_usec / 1000);
+
+  return result;
+}
+
+JNIEXPORT jstring JNICALL
+Java_java_lang_VMSystem_getenv (JNIEnv * env,
+				jclass klass __attribute__ ((__unused__)),
+				jstring jname)
+{
+  const char *cname;
+  const char *envname;
+
+  cname = JCL_jstring_to_cstring (env, jname);
+  if (cname == NULL)
+    return NULL;
+
+  envname = getenv (cname);
+  if (envname == NULL)
+    return NULL;
+
+  JCL_free_cstring (env, jname, cname);
+  return (*env)->NewStringUTF (env, envname);
+}