| # |
| # Copyright (c) 2017-2018 Nest Labs Inc. All Rights Reserved. |
| # Copyright (c) 2018 Google LLC. All Rights Reserved. |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # |
| |
| # |
| # Description: |
| # This make file supports generating distributions of |
| # nlbuild-autotools. |
| # |
| |
| include Common.mak |
| |
| # |
| # Build directories |
| # |
| |
| builddir := . |
| top_builddir := . |
| abs_builddir := $(CURDIR) |
| abs_top_builddir := $(CURDIR) |
| |
| # |
| # Source directories |
| # |
| |
| srcdir := . |
| top_srcdir := . |
| abs_srcdir := $(CURDIR) |
| abs_top_srcdir := $(CURDIR) |
| |
| distdir = $(PACKAGE)-$(VERSION) |
| |
| dist_tgz_TARGETS = $(distdir)$(TGZ_EXTENSION) |
| dist_txz_TARGETS = $(distdir)$(TXZ_EXTENSION) |
| |
| DISTFILES := $(shell $(CAT) MANIFEST) |
| |
| # |
| # Package version files: |
| # |
| # .default-version - The default package version. This file is ALWAYS checked |
| # in and should always represent the current baseline |
| # version of the package. |
| # |
| # .dist-version - The distributed package version. This file is NEVER |
| # checked in within the upstream repository, is auto- |
| # generated, and is only found in the package distribution. |
| # |
| # .local-version - The current source code controlled package version. This |
| # file is NEVER checked in within the upstream repository, |
| # is auto-generated, and can always be found in both the |
| # build tree and distribution. |
| # |
| # When present, the .local-version file is preferred first, the |
| # .dist-version second, and the .default-version last. |
| # |
| |
| # VERSION_FILE should be and is intentionally an immediate (:=) rather |
| # than a deferred (=) variable to ensure the value binds once and only once |
| # for a given MAKELEVEL even as .local-version and .dist-version are created |
| # during makefile execution. |
| |
| VERSION_FILE := $(if $(wildcard $(builddir)/.local-version),$(builddir)/.local-version,$(if $(wildcard $(srcdir)/.dist-version),$(srcdir)/.dist-version,$(srcdir)/.default-version)) |
| |
| # |
| # The two-level variables and the check against MAKELEVEL ensures that |
| # not only can the package version be overridden from the command line |
| # but also when the version is NOT overridden that we bind the version |
| # once and only once across potential sub-makes to prevent the version |
| # from flapping as VERSION_FILE changes. |
| # |
| |
| export MAYBE_PACKAGE_VERSION := $(if $(filter 0,$(MAKELEVEL)),$(shell cat $(VERSION_FILE) 2> /dev/null),$(MAYBE_PACKAGE_VERSION)) |
| |
| PACKAGE_VERSION ?= $(MAYBE_PACKAGE_VERSION) |
| |
| VERSION = $(PACKAGE_VERSION) |
| |
| # |
| # Verbosity |
| # |
| _NL_V_COPY = $(_NL_V_COPY_$(V)) |
| _NL_V_COPY_ = $(_NL_V_COPY_$(NL_DEFAULT_VERBOSITY)) |
| _NL_V_COPY_0 = @for file in $(DISTFILES); do echo " COPY $${file}"; done; |
| _NL_V_COPY_1 = |
| |
| _NL_V_MAKE = $(_NL_V_MAKE_$(V)) |
| _NL_V_MAKE_ = $(_NL_V_MAKE_$(NL_DEFAULT_VERBOSITY)) |
| _NL_V_MAKE_0 = @echo " MAKE dist-hook"; |
| _NL_V_MAKE_1 = |
| |
| # |
| # check-file <macro suffix> |
| # |
| # Check whether a file, referenced by the $(@) variable, should be |
| # updated / regenerated based on its dependencies, referenced by the |
| # $(<) variable by running the make macro check-file-<macro suffix>. |
| # |
| # The $(<) is passed as the first argument if the macro wants to process |
| # it and the prospective new output file, which the macro MUST |
| # generate, as the second. |
| # |
| # This macro will ensure that any required parent directories are created |
| # prior to invoking check-file-<macro suffix>. |
| # |
| # This macro is similar to and inspired by that from Linux Kbuild and |
| # elsewhere. |
| # |
| # <macro suffix> - The name, suffixed to "check-file-", which indicates |
| # the make macro to invoke. |
| # |
| # |
| define check-file |
| $(NL_V_AT)set -e; \ |
| echo ' CHECK $(@)'; \ |
| $(MKDIR) -p $(dir $(@)); \ |
| $(call check-file-$(1),$(<),$(@).N); \ |
| if [ -r "$(@)" ] && $(CMP) -s "$(@)" "$(@).N"; then \ |
| $(RM) -f "$(@).N"; \ |
| else \ |
| echo ' GEN $(@)'; \ |
| $(MV) -f "$(@).N" "$(@)"; \ |
| fi |
| endef # check-file |
| |
| # |
| # check-file-.local-version |
| # |
| # Speculatively regenerate .local-version and check to see if it needs |
| # to be updated. |
| # |
| # If PACKAGE_VERSION has been supplied anywhere other than in this file |
| # (which is implicitly the contents of .local-version), then use that; |
| # otherwise, attempt to generate it from the SCM system. |
| # |
| # This is called from $(call check-file,.local-version). |
| # |
| define check-file-.local-version |
| if [ "$(origin PACKAGE_VERSION)" != "file" ]; then \ |
| echo "$(PACKAGE_VERSION)" > "$(2)"; \ |
| else \ |
| $(abs_top_srcdir)/scripts/mkversion \ |
| -b "$(PACKAGE_VERSION)" "$(top_srcdir)" \ |
| > "$(2)"; \ |
| fi |
| endef |
| |
| # |
| # check-file-.dist-version |
| # |
| # Speculatively regenerate .dist-version and check to see if it needs |
| # to be updated. |
| # |
| # This is called from $(call check-file,.dist-version). |
| # |
| define check-file-.dist-version |
| $(CAT) "$(1)" > "$(2)" |
| endef |
| |
| # |
| # Version file regeneration rules. |
| # |
| .PHONY: force |
| |
| $(builddir)/.local-version: $(srcdir)/.default-version force |
| |
| $(distdir)/.dist-version: $(builddir)/.local-version force |
| |
| $(distdir)/.dist-version $(builddir)/.local-version: |
| $(call check-file,$(@F)) |
| |
| all: .local-version |
| |
| dist-hook: $(distdir)/.dist-version |
| |
| # |
| # Stage the distribution files to a distribution directory |
| # |
| stage: $(DISTFILES) .local-version |
| $(call nl-remove-dir,$(distdir)) |
| $(call nl-create-dir,$(distdir)) |
| $(_NL_V_MAKE)$(MAKE) -s distdir="$(distdir)" dist-hook |
| $(_NL_V_COPY)(cd $(abs_top_srcdir); $(dist_tar_ARCHIVE) $(DISTFILES) | (cd $(abs_builddir)/$(distdir); $(TAR) xfBp -)) |
| |
| # |
| # Produce an architecture-independent distribution using a tar archive |
| # with gzip compression |
| # |
| $(dist_tgz_TARGETS): stage |
| $(NL_V_TGZ)$(dist_tgz_ARCHIVE) $(distdir) | $(dist_tgz_COMPRESS) > "$(@)" |
| |
| # |
| # Produce an architecture-independent distribution using a tar archive |
| # with xz compression |
| # |
| $(dist_txz_TARGETS): stage |
| $(NL_V_TXZ)$(dist_txz_ARCHIVE) $(distdir) | $(dist_txz_COMPRESS) > "$(@)" |
| |
| # |
| # Produce an architecture-independent distribution of the |
| # nlbuild-autotools core. |
| # |
| dist: $(DIST_TARGETS) .local-version |
| $(call nl-remove-dir,$(distdir)) |
| |
| dist-tgz: $(dist_tgz_TARGETS) |
| |
| dist-txz: $(dist_txz_TARGETS) |
| |
| # |
| # Produce prebuilt GNU autotools binaries for the architecture of the |
| # CURRENT build machine and install them in THIS nlbuild-autotools |
| # package. |
| # |
| .PHONY: tools |
| tools: |
| $(NL_V_MAKE)$(MAKE) -C tools $(@) |
| |
| # |
| # Produce prebuilt GNU autotools architecture-dependent and -independent |
| # binaries for the architecture of the CURRENT build machine and PACKAGE |
| # them up for EXTERNAL distribution. |
| # |
| toolsdist: .local-version |
| $(NL_V_MAKE)$(MAKE) -C tools $(@) |
| |
| clean: clean-local |
| $(NL_V_MAKE)$(MAKE) -C tools $(@) |