#

# Copyright (c) 2012, 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

# under the terms of the GNU General Public License version 2 only, as

# published by the Free Software Foundation.  Oracle designates this

# particular file as subject to the "Classpath" exception as provided

# by Oracle in the LICENSE file that accompanied this code.

#

# This code 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

# version 2 for more details (a copy is included in the LICENSE file that

# accompanied this code).

#

# You should have received a copy of the GNU General Public License version

# 2 along with this work; if not, write to the Free Software Foundation,

# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

#

# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

# or visit www.oracle.com if you need additional information or have any

# questions.

#

# Locate this Makefile

ifeq ($(filter /%, $(lastword $(MAKEFILE_LIST))), )

  makefile_path := $(CURDIR)/$(lastword $(MAKEFILE_LIST))

else

  makefile_path := $(lastword $(MAKEFILE_LIST))

endif

repo_dir := $(patsubst %/make/Makefile, %, $(makefile_path))

# What is the name of this subsystem (langtools, corba, etc)?

subsystem_name := $(notdir $(repo_dir))

# Try to locate top-level makefile

top_level_makefile := $(repo_dir)/../Makefile

ifneq ($(wildcard $(top_level_makefile)), )

  $(info Will run $(subsystem_name) target on top-level Makefile)

  $(info WARNING: This is a non-recommended way of building!)

  $(info ===================================================)

else

  $(info Cannot locate top-level Makefile. Is this repo not checked out as part of a complete forest?)

  $(error Build from top-level Makefile instead)

endif

all:

	@$(MAKE) -f $(top_level_makefile) $(subsystem_name)