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8277370: configure script cannot distinguish WSL version

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Reviewed-by: erikj
This commit is contained in:
Yasumasa Suenaga 2021-11-19 20:24:17 +00:00
parent a3406a1d8a
commit 2d4af2255f
1 changed files with 5 additions and 4 deletions
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9
make/autoconf/basic_windows.m4
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@ -1,5 +1,5 @@
#
# Copyright (c) 2011, 2020, Oracle and/or its affiliates. All rights reserved.
# Copyright (c) 2011, 2021, Oracle and/or its affiliates. All rights reserved.
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
#
# This code is free software; you can redistribute it and/or modify it
@ -34,9 +34,10 @@ AC_DEFUN([BASIC_SETUP_PATHS_WINDOWS],
OPENJDK_BUILD_OS_ENV=windows.wsl1
else
# This test is not guaranteed, but there is no documented way of
# distinguishing between WSL1 and WSL2. Assume only WSL2 has WSL_INTEROP
# in /run/WSL
if test -d "/run/WSL" ; then
# distinguishing between WSL1 and WSL2.
# Check whether "Hyper-V" appears in /proc/interrupts because WSL2 runs on Hyper-V.
$GREP -q Hyper-V /proc/interrupts
if test $? -eq 0; then
OPENJDK_BUILD_OS_ENV=windows.wsl2
else
OPENJDK_BUILD_OS_ENV=windows.wsl1