--- a/hotspot/src/share/vm/prims/jvm.cpp Fri Apr 25 10:08:04 2014 +0200
+++ b/hotspot/src/share/vm/prims/jvm.cpp Mon Apr 28 09:27:47 2014 +0200
@@ -386,6 +386,23 @@
JVM_END
+/*
+ * Return the temporary directory that the VM uses for the attach
+ * and perf data files.
+ *
+ * It is important that this directory is well-known and the
+ * same for all VM instances. It cannot be affected by configuration
+ * variables such as java.io.tmpdir.
+ */
+JVM_ENTRY(jstring, JVM_GetTemporaryDirectory(JNIEnv *env))
+ JVMWrapper("JVM_GetTemporaryDirectory");
+ HandleMark hm(THREAD);
+ const char* temp_dir = os::get_temp_directory();
+ Handle h = java_lang_String::create_from_platform_dependent_str(temp_dir, CHECK_NULL);
+ return (jstring) JNIHandles::make_local(env, h());
+JVM_END
+
+
// java.lang.Runtime /////////////////////////////////////////////////////////////////////////
extern volatile jint vm_created;