# HG changeset patch
# User minqi
# Date 1410241689 25200
# Node ID 5fcbc13c071c6bfc22d36a5a854f413a729227b4
# Parent  b8b544832bce7d83c0d1fd32a5a2d72a3178cd6c
8056930: Output host info under some condition for core dump
Summary: Output host name after java crashed for debug version.
Reviewed-by: dholmes, ccheung
Contributed-by: yumin.qi@oracle.com

diff -r b8b544832bce -r 5fcbc13c071c hotspot/src/os/posix/vm/os_posix.cpp
--- a/hotspot/src/os/posix/vm/os_posix.cpp	Mon Sep 08 23:49:39 2014 +0400
+++ b/hotspot/src/os/posix/vm/os_posix.cpp	Mon Sep 08 22:48:09 2014 -0700
@@ -215,6 +215,9 @@
   struct utsname name;
   uname(&name);
   st->print("%s ", name.sysname);
+#ifdef ASSERT
+  st->print("%s ", name.nodename);
+#endif
   st->print("%s ", name.release);
   st->print("%s ", name.version);
   st->print("%s", name.machine);
diff -r b8b544832bce -r 5fcbc13c071c hotspot/src/os/windows/vm/os_windows.cpp
--- a/hotspot/src/os/windows/vm/os_windows.cpp	Mon Sep 08 23:49:39 2014 +0400
+++ b/hotspot/src/os/windows/vm/os_windows.cpp	Mon Sep 08 22:48:09 2014 -0700
@@ -1588,8 +1588,17 @@
 }
 
 void os::print_os_info(outputStream* st) {
-  st->print("OS:");
-
+#ifdef ASSERT
+  char buffer[1024];
+  DWORD size = sizeof(buffer);
+  st->print(" HostName: ");
+  if (GetComputerNameEx(ComputerNameDnsHostname, buffer, &size)) {
+    st->print("%s", buffer);
+  } else {
+    st->print("N/A");
+  }
+#endif
+  st->print(" OS:");
   os::win32::print_windows_version(st);
 }