Makefile

#
#    Copyright (c) 2010-2012 Nest Labs, Inc.
#    All rights reserved.
#
#    This document is the property of Nest. It is considered
#    confidential and proprietary information.
#
#    This document may not be reproduced or transmitted in any form,
#    in whole or in part, without the express written permission of
#    Nest.
#
#    Description:
#      This file is the makefile for Boost, a collection of open
#      source libraries that extend the functionality of the C++ standard
#      library.
#

BuildConfigSpecialized	:= No
BuildProductSpecialized := Yes

include pre.mak

# There's some dependency issues creating the tools and tools paths.
# Since boost uses it's only build system (bjam) anyway, not much
# to gain using parallel builds just for setting up bjam.
.NOTPARALLEL:

PackageName		:= boost

PackageExtension	:= tar.bz2
PackageSeparator	:= _

PackagePatchArgs	:= -p1

PackageArchive		:= $(PackageName).$(PackageExtension)
PackageSourceDir	:= $(call GenerateBuildPaths,$(PackageName)$(PackageSeparator)$(PackageVersion))

CleanPaths		+= $(PackageLicenseFile)

ICUSearchPath := $(ICUPath)/usr

# For the short-term, we are always building with GCC even though the
# actual tool chain may be some repackaged version of GCC. So, just
# specify that.

#BoostToolset		:= clang

# We do not want versioned headers and libraries, so specify the
# 'system' layout. Also, we do not want all the various combinations
# of shared/static, release/debug, stripped/unstripped and
# non-threaded/threaded libraries, so just specify 'minimal'.

BoostToolProduct-darwin := clang
BoostToolProduct-linux := gcc
# TODO COMSIM check if adding line below creates any issues
BoostToolProduct-freertos := gcc

BoostToolProduct = $(BoostToolProduct-$(TargetOS))

BoostJamConfig		+= --layout=system \
			   --build-type=minimal \
			   -sICU_PATH=$(ICUSearchPath) \
			   toolset=$(BoostToolProduct) \
			   link=static \


ifneq ($(CONFIG_OSM_HOST),1)
BoostLibraries = \
	date_time \
	filesystem \
	regex \
	system \
	test \
	thread \
	python \

else
BoostLibraries = filesystem system
endif

BoostLibrariesList	= $(subst $(Space),$(Comma),$(strip $(BoostLibraries)))

BoostConfigure		= $(call GenerateBuildPaths,bootstrap.sh)
BoostProjectConfig	= $(call GenerateBuildPaths,project-config.jam)

BoostBjamFiles = \
	bjam \
	boost-build.jam

BoostBjamFilesSourcePath			= $(BuildDirectory)
BoostBjamFilesResultPaths	= $(call GenerateResultPaths,,$(BoostBjamFiles))

BoostBjamToolsSourcePath            = $(call GenerateBuildPaths,tools)
BoostBjamToolsResultPath            = $(call GenerateResultPaths,,tools)

all: $(PackageDefaultGoal)

# Generate the package license contents.

$(PackageSourceDir)/LICENSE_1_0.txt: source

$(PackageLicenseFile): $(PackageSourceDir)/LICENSE_1_0.txt
	$(copy-result)

# Extract the source from the archive and apply patches, if any.

$(PackageSourceDir): $(PackageArchive) $(PackagePatchPaths) | $(BuildDirectory)
	$(call expand-archive,$(PackageArchive),$(BuildDirectory))
	$(call patch-directory,$(@),$(PackagePatchArgs),$(PackagePatchPaths))
	$(Verbose)touch $(@)

# Prepare the sources.

.PHONY: source
source: | $(PackageSourceDir)

# Patch the sources, if necessary.

.PHONY: patch
patch: source

# Generate the package build makefile.

$(BoostConfigure): | $(PackageSourceDir) $(BuildDirectory)
	$(call create-links,$(CURDIR)/$(PackageSourceDir),$(BuildDirectory))

# Generate the build-specific makefile and user configuration. We have
# to post-process the generated user configuration since Boost's
# adominable build system has no other way to override the actual C++
# compiler executable used (see http://goodliffe.blogspot.com/2008/05/
# cross-compiling-boost.html and boost/docs/html/bbv2/
# tasks.html#bbv2.tasks.crosscompile).

$(BoostProjectConfig): $(BoostConfigure)
	$(Verbose)cd $(BuildDirectory) && \
	./bootstrap.sh \
	--prefix=$(ResultDirectory) \
	--with-toolset=$(BoostToolset) \
	--with-icu=$(ICUSearchPath) \
	--with-libraries=$(BoostLibrariesList) \
	--with-python-root=$(PythonPath)
	$(Verbose)$(SED) -e "s#^\([[:space:]]*using\)[[:space:]]\{1,\}\($(BoostToolset)\)[[:space:]]\{1,\};#\1 \2 : $(TargetProcArch) : $(CXX) $(CPPOPTFLAGS) ;#g" \
	< $(@) > $(@).N || $(RM) -f $(@)
	$(Verbose)mv -f $(@) $(@).O
	$(Verbose)mv -f $(@).N $(@)

# Configure the source for building.

.PHONY: configure
configure: source $(BoostProjectConfig)

# Build the source.

.PHONY: build
build: configure
	$(Verbose)cd $(BuildDirectory) && \
	./bjam $(BoostJamConfig)

# Stage the build to a temporary installation area.

.PHONY: stage
stage: stage-boost stage-bjam

stage-boost: build | $(ResultDirectory)
	$(Verbose)cd $(BuildDirectory) && \
	./bjam $(BoostJamConfig) \
	install --prefix=$(ResultDirectory)

.PHONY: stage-bjam
stage-bjam: $(BoostBjamFilesResultPaths) $(BoostBjamToolsResultPath)

$(BoostBjamToolsResultPath): $(BoostBjamToolsSourcePath)
	cp -rf $(BoostBjamToolsSourcePath) $(BoostBjamToolsResultPath)

$(BoostBjamFilesResultPaths): $(call GenerateResultPaths,,%): $(call Slashify,$(BoostBjamFilesSourcePath))%
	$(install-result)

clean:
	$(Verbose)$(RM) $(RMFLAGS) -r $(PackageSourceDir)
	$(Verbose)$(RM) $(RMFLAGS) -r $(BuildDirectory)/*
	$(Verbose)$(RM) $(RMFLAGS) -r $(ResultDirectory)/*

include post.mak