164 lines
5.8 KiB
Plaintext
164 lines
5.8 KiB
Plaintext
#
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# Copyright (c) 2016, 2022, 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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include $(SPEC)
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include MakeBase.gmk
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$(eval $(call IncludeCustomExtension, SourceRevision-pre.gmk))
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################################################################################
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# Keep track of what source revision is used to create the build, by creating
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# a tracker file in the output directory. This tracker file is included in the
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# source image, and can be used to recreate the source revision used.
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#
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# We're either building directly from an SCM repository, and if so, use the
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# current revision from that SCM. Otherwise, we are building from a source
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# bundle. As a part of creating this source bundle, the current SCM revisions of
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# all repos will be stored in a file in the top dir, which is then used when
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# creating the tracker file.
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STORED_SOURCE_REVISION := $(TOPDIR)/.src-rev
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USE_SCM := false
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ifneq ($(and $(HG), $(wildcard $(TOPDIR)/.hg)), )
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USE_SCM := true
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SCM_DIR := .hg
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ID_COMMAND := $(PRINTF) "hg:%s" "$$($(HG) id -i)"
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else ifneq ($(and $(GIT), $(wildcard $(TOPDIR)/.git)), )
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USE_SCM := true
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SCM_DIR := .git
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ID_COMMAND := $(PRINTF) "git:%s%s\n" \
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"$$($(GIT) log -n1 --format=%H | cut -c1-12)" \
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"$$(if test -n "$$($(GIT) status --porcelain)"; then printf '+'; fi)"
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endif
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ifeq ($(USE_SCM), true)
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# Verify that the entire forest is consistent
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$(foreach repo, $(call FindAllReposRel), \
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$(if $(wildcard $(TOPDIR)/$(repo)/$(SCM_DIR)),, \
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$(error Inconsistent revision control: $(repo) is missing $(SCM_DIR) directory)) \
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)
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# Replace "." with "_top" and "/" with "-"
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MakeFilenameFromRepo = \
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$(strip $(subst .,top, $(subst /,-, $1)))
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################################################################################
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# SetupGetRevisionForRepo defines a make rule for creating a file containing
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# the name of the repository and the output of the scm command for that
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# repository.
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#
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# Argument 1 is the relative path to the repository from the top dir.
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#
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SetupGetRevisionForRepo = $(NamedParamsMacroTemplate)
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define SetupGetRevisionForRepoBody
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$1_REPO_PATH := $$(TOPDIR)/$$(strip $1)
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$1_FILENAME := $$(call MakeFilenameFromRepo, $1)
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$$(SUPPORT_OUTPUTDIR)/src-rev/$$($1_FILENAME): FRC
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$$(call MakeDir, $$(@D))
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$$(ECHO) $$(strip $1):`$$(CD) $$($1_REPO_PATH) && $$(ID_COMMAND)` > $$@
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REPO_REVISIONS += $$(SUPPORT_OUTPUTDIR)/src-rev/$$($1_FILENAME)
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endef
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# Setup rules for all repos. This makes sure all the "hg id" calls are made
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# in parallel.
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$(foreach repo, $(call FindAllReposRel), \
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$(eval $(call SetupGetRevisionForRepo, $(repo))) \
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)
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# Create a complete source revision output file from all repos
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# Param 1: The output file
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define CreateSourceRevisionFile
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$1: $$(REPO_REVISIONS)
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$$(call MakeDir, $$(@D))
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$$(ECHO) `$$(CAT) $$(REPO_REVISIONS)` > $$@.tmp
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if [ ! -f $$@ ] || [ "`$$(CAT) $$@`" != "`$$(CAT) $$@.tmp`" ]; then \
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$$(MV) $$@.tmp $$@ ; \
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else \
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$$(RM) $$@.tmp ; \
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fi
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endef
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$(eval $(call CreateSourceRevisionFile, $(STORED_SOURCE_REVISION)))
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scm-store-source-revision: $(STORED_SOURCE_REVISION)
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$(eval $(call CreateSourceRevisionFile, $(SOURCE_REVISION_TRACKER)))
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scm-create-source-revision-tracker: $(SOURCE_REVISION_TRACKER)
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STORE_SOURCE_REVISION_TARGET := scm-store-source-revision
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CREATE_SOURCE_REVISION_TRACKER_TARGET := scm-create-source-revision-tracker
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.PHONY: scm-store-source-revision scm-create-source-revision-tracker
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else
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# Not using any SCM
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ifneq ($(wildcard $(STORED_SOURCE_REVISION)), )
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# We have a stored source revision (.src-rev)
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src-store-source-revision:
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$(call LogInfo, No SCM configuration present$(COMMA) not updating .src-rev)
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$(SOURCE_REVISION_TRACKER): $(STORED_SOURCE_REVISION)
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$(install-file)
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src-create-source-revision-tracker: $(SOURCE_REVISION_TRACKER)
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else
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# We don't have a stored source revision. Can't do anything, really.
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src-store-source-revision:
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$(call LogWarn, Error: No SCM configuration present$(COMMA) cannot create .src-rev)
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exit 2
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src-create-source-revision-tracker:
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$(call LogWarn, Warning: No SCM configuration present and no .src-rev)
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endif
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STORE_SOURCE_REVISION_TARGET := src-store-source-revision
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CREATE_SOURCE_REVISION_TRACKER_TARGET := src-create-source-revision-tracker
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.PHONY: src-store-source-revision src-create-source-revision-tracker
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endif
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################################################################################
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$(eval $(call IncludeCustomExtension, SourceRevision-post.gmk))
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################################################################################
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store-source-revision: $(STORE_SOURCE_REVISION_TARGET)
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create-source-revision-tracker: $(CREATE_SOURCE_REVISION_TRACKER_TARGET)
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FRC: # Force target
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.PHONY: store-source-revision create-source-revision-tracker
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