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83 lines
3 KiB
Text
83 lines
3 KiB
Text
#
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# Copyright (c) 2025, Oracle and/or its affiliates. All rights reserved.
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# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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#
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# This code is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License version 2 only, as
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# published by the Free Software Foundation. Oracle designates this
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# particular file as subject to the "Classpath" exception as provided
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# by Oracle in the LICENSE file that accompanied this code.
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#
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# This code is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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# version 2 for more details (a copy is included in the LICENSE file that
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# accompanied this code).
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#
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# You should have received a copy of the GNU General Public License version
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# 2 along with this work; if not, write to the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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#
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# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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# or visit www.oracle.com if you need additional information or have any
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# questions.
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#
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################################################################################
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# MakeIncludeStart.gmk should be included first of all in all include files
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################################################################################
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# Get the next to last word (by prepending a padding element)
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THIS_INCLUDE_PATH := $(word $(words ${MAKEFILE_LIST}),padding ${MAKEFILE_LIST})
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THIS_INCLUDE := $(patsubst $(TOPDIR)/make/%,%,$(THIS_INCLUDE_PATH))
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# Print an indented message, also counting the top-level makefile as a level
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ifneq ($(INCLUDE_GUARD_$(THIS_INCLUDE)), true)
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THIS_INCLUDE_MSG := include
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else
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THIS_INCLUDE_MSG := included already
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endif
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ifeq ($(LOG_FLOW), true)
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$(info :$(foreach s, top $(HELPER_STACK), )Enter $(THIS_INCLUDE) [$(THIS_INCLUDE_MSG)])
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endif
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ifneq ($(filter $(THIS_INCLUDE), $(HELPER_STACK)), )
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$(error Internal makefile error: Include loop detected: $(THIS_INCLUDE) $(HELPER_STACK))
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endif
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ifeq ($(words $(MAKEFILE_LIST)), 2)
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$(error $(THIS_INCLUDE_PATH): This file is supposed to be included)
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endif
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# In a preinit environment, we do not have any SPEC
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ifneq ($(IS_PREINIT_ENV), true)
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ifeq ($(SPEC), )
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$(error $(THIS_INCLUDE_PATH): SPEC is not set)
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endif
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ifeq ($(wildcard $(SPEC)), )
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$(error $(THIS_INCLUDE_PATH): spec.gmk file $(SPEC) is missing)
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endif
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ifneq ($(MAKEBASE_INCLUDED), true)
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$(error $(THIS_INCLUDE_PATH): MakeBase.gmk is not included)
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endif
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endif
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# Push our helper name onto the stack
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HELPER_STACK := $(THIS_INCLUDE) $(HELPER_STACK)
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# Setup an automatic include guard
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ifneq ($(INCLUDE_GUARD_$(THIS_INCLUDE)), true)
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INCLUDE_GUARD_$(THIS_INCLUDE) := true
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INCLUDE := true
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# Hook to include the corresponding custom file, if present.
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ifneq ($(NO_CUSTOM_EXTENSIONS), true)
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CUSTOM_PRE_NAME := $(subst .gmk,-pre.gmk, $(THIS_INCLUDE))
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$(eval $(call IncludeCustomExtension, $(CUSTOM_PRE_NAME)))
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endif
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else
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INCLUDE := false
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endif
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