1 #
   2 # Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
   3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4 #
   5 # This code is free software; you can redistribute it and/or modify it
   6 # under the terms of the GNU General Public License version 2 only, as
   7 # published by the Free Software Foundation.  Oracle designates this
   8 # particular file as subject to the "Classpath" exception as provided
   9 # by Oracle in the LICENSE file that accompanied this code.
  10 #
  11 # This code is distributed in the hope that it will be useful, but WITHOUT
  12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13 # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14 # version 2 for more details (a copy is included in the LICENSE file that
  15 # accompanied this code).
  16 #
  17 # You should have received a copy of the GNU General Public License version
  18 # 2 along with this work; if not, write to the Free Software Foundation,
  19 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20 #
  21 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22 # or visit www.oracle.com if you need additional information or have any
  23 # questions.
  24 #
  25 
  26 ifeq ($(JVM_VARIANT), )
  27   $(error This makefile must be called with JVM_VARIANT set)
  28 endif
  29 
  30 JVM_VARIANT_OUTPUTDIR := $(HOTSPOT_OUTPUTDIR)/variant-$(JVM_VARIANT)
  31 JVM_OUTPUTDIR := $(JVM_VARIANT_OUTPUTDIR)/libjvm
  32 JVM_SUPPORT_DIR := $(JVM_VARIANT_OUTPUTDIR)/support
  33 
  34 DTRACE_SUPPORT_DIR := $(JVM_SUPPORT_DIR)/dtrace
  35 
  36 ################################################################################
  37 
  38 # Test if a feature is available in the present build of JVM_VARIANT. Will return
  39 # 'true' or 'false'.
  40 # $1 - the feature to test for
  41 check-jvm-feature = \
  42   $(strip \
  43     $(if $(filter-out $(VALID_JVM_FEATURES), $1), \
  44       $(error Internal error: Invalid feature tested: $1)) \
  45     $(if $(filter $1, $(JVM_FEATURES_$(JVM_VARIANT))), true, false))