672 lines
		
	
	
		
			20 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
		
		
			
		
	
	
			672 lines
		
	
	
		
			20 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
|   | # Boost.Build support specific for the Boost C++ Libraries. | ||
|  | # Copyright Vladimir Prus 2002-2010. | ||
|  | # Copyright Dave Abrahams 2005-2006. | ||
|  | # Copyright Rene Rivera 2005-2007. | ||
|  | # Copyright Douglas Gregor 2005. | ||
|  | # | ||
|  | # Distributed under the Boost Software License, Version 1.0. | ||
|  | #    (See accompanying file LICENSE_1_0.txt or copy at | ||
|  | #          http://www.boost.org/LICENSE_1_0.txt) | ||
|  | 
 | ||
|  | import "class" : new ; | ||
|  | import common ; | ||
|  | import configure ; | ||
|  | import build-system ; | ||
|  | import generate ; | ||
|  | import modules ; | ||
|  | import option ; | ||
|  | import os ; | ||
|  | import package ; | ||
|  | import path ; | ||
|  | import project ; | ||
|  | import regex ; | ||
|  | import sequence ; | ||
|  | import set ; | ||
|  | import targets ; | ||
|  | import feature ; | ||
|  | import property ; | ||
|  | import version : version-less ; | ||
|  | 
 | ||
|  | ############################################################################## | ||
|  | # | ||
|  | # 0. General setup. Parse options, check them. | ||
|  | # | ||
|  | ############################################################################## | ||
|  | 
 | ||
|  | BOOST_ROOT = [ modules.binding $(__name__) ] ; | ||
|  | BOOST_ROOT = $(BOOST_ROOT:D) ; | ||
|  | 
 | ||
|  | rule set-version ( version ) | ||
|  | { | ||
|  |     BOOST_VERSION = $(version) ; | ||
|  | 
 | ||
|  |     local version-tag = | ||
|  |         [ MATCH "^([^.]+)[.]([^.]+)[.]([^.]+)" : $(BOOST_VERSION) ] ; | ||
|  |     if $(version-tag[3]) = 0 | ||
|  |     { | ||
|  |         version-tag = $(version-tag[1-2]) ; | ||
|  |     } | ||
|  |     BOOST_VERSION_TAG = $(version-tag:J=_) ; | ||
|  | } | ||
|  | 
 | ||
|  | # Option to choose how many variants to build. The default is "minimal". | ||
|  | build-type = [ option.get build-type ] ; | ||
|  | build-type ?= minimal ; | ||
|  | if ! ( $(build-type) in complete minimal ) | ||
|  | { | ||
|  |     EXIT The value of the --build-type option should be either 'complete' or | ||
|  |         'minimal' ; | ||
|  | } | ||
|  | 
 | ||
|  | # What kind of layout are we doing? | ||
|  | layout = [ option.get layout : "" ] ; | ||
|  | 
 | ||
|  | layout = [ MATCH (versioned|tagged|system)(-(.+))? : $(layout) ] ; | ||
|  | if $(layout[3]) | ||
|  | { | ||
|  |     layout-version = $(layout[3]) ; | ||
|  |     layout = $(layout[1]) ; | ||
|  |     if [ version-less [ regex.split $(layout-version) "[.]" ] : 1 66 ] | ||
|  |     { | ||
|  |         layout-version = 1.40 ; | ||
|  |     } | ||
|  |     else if [ version-less [ regex.split $(layout-version) "[.]" ] : 1 69 ] | ||
|  |     { | ||
|  |         layout-version = 1.66 ; | ||
|  |     } | ||
|  | } | ||
|  | layout-version ?= 1.69 ; | ||
|  | 
 | ||
|  | # On Windows, we used versioned layout by default in order to be compatible with | ||
|  | # autolink. On other systems, we use system layout which is what every other | ||
|  | # program uses. Note that the Windows check is static, and will not be affected | ||
|  | # by specific build properties used. | ||
|  | if ! $(layout) | ||
|  | { | ||
|  |     if [ os.name ] = NT | ||
|  |     { | ||
|  |         layout = versioned ; | ||
|  |     } | ||
|  |     else | ||
|  |     { | ||
|  |         layout = system ; | ||
|  |     } | ||
|  | } | ||
|  | layout-$(layout) = true ; | ||
|  | 
 | ||
|  | if $(layout) = system && $(build-type) = complete | ||
|  | { | ||
|  |     ECHO error\: Cannot use --layout=system with --build-type complete. ; | ||
|  |     ECHO error\: Please use either --layout=versioned or --layout=tagged ; | ||
|  |     ECHO error\: if you wish to build multiple variants. ; | ||
|  |     if [ os.name ] != NT | ||
|  |     { | ||
|  |         ECHO error\: Note that --layout=system is used by default on Unix | ||
|  |             starting with Boost 1.40. ; | ||
|  |     } | ||
|  |     EXIT ; | ||
|  | } | ||
|  | 
 | ||
|  | # Possible stage only location. | ||
|  | stage-locate = [ option.get stagedir ] ; | ||
|  | 
 | ||
|  | if $(stage-locate) | ||
|  | { | ||
|  |     stage-locate = [ path.root [ path.make $(stage-locate) ] [ path.pwd ] ] ; | ||
|  | } | ||
|  | else | ||
|  | { | ||
|  |     stage-locate = $(BOOST_ROOT)/stage ; | ||
|  | } | ||
|  | 
 | ||
|  | BOOST_STAGE_LOCATE = $(stage-locate) ; | ||
|  | 
 | ||
|  | # Custom build ID. | ||
|  | build-id = [ option.get buildid ] ; | ||
|  | if $(build-id) | ||
|  | { | ||
|  |     BUILD_ID = [ regex.replace $(build-id) "[*\\/:.\"\' ]" _ ] ; | ||
|  | } | ||
|  | 
 | ||
|  | # Python build id (for Python libraries only). | ||
|  | python-id = [ option.get "python-buildid" ] ; | ||
|  | if $(python-id) | ||
|  | { | ||
|  |     PYTHON_ID = [ regex.replace $(python-id) "[*\\/:.\"\']" _ ] ; | ||
|  | } | ||
|  | 
 | ||
|  | 
 | ||
|  | if $(layout) = versioned | ||
|  | { | ||
|  |     switch $(layout-version) | ||
|  |     { | ||
|  |     case 1.40 : | ||
|  |         .format-name-args = | ||
|  |             <base> <toolset> <threading> <runtime> ; | ||
|  |     case 1.66 : | ||
|  |         .format-name-args = | ||
|  |             <base> <toolset> <threading> <runtime> <arch-and-model> ; | ||
|  |     case 1.69 : | ||
|  |         .format-name-args = | ||
|  |             <base> <toolset> <threading> <runtime> <arch-and-model> ; | ||
|  |     } | ||
|  | } | ||
|  | else if $(layout) = tagged | ||
|  | { | ||
|  |     switch $(layout-version) | ||
|  |     { | ||
|  |     case 1.40 : | ||
|  |         .format-name-args = | ||
|  |             <base> <threading> <runtime> ; | ||
|  |     case 1.66 : | ||
|  |         .format-name-args = | ||
|  |             <base> <threading> <runtime> ; | ||
|  |     case 1.69 : | ||
|  |         .format-name-args = | ||
|  |             <base> <threading> <runtime> <arch-and-model> ; | ||
|  |     } | ||
|  | } | ||
|  | else if $(layout) = system | ||
|  | { | ||
|  |     .format-name-args = <base> ; | ||
|  | } | ||
|  | else | ||
|  | { | ||
|  |     .format-name-error = true ; | ||
|  | } | ||
|  | 
 | ||
|  | 
 | ||
|  | ################################################################################ | ||
|  | # | ||
|  | # 1. 'tag' function adding decorations suitable to the properties if versioned | ||
|  | # or tagged layout is requested. Called from Jamroot. | ||
|  | # | ||
|  | ################################################################################ | ||
|  | 
 | ||
|  | rule tag ( name : type ? : property-set ) | ||
|  | { | ||
|  |     if $(type) in STATIC_LIB SHARED_LIB IMPORT_LIB | ||
|  |     { | ||
|  |         local args = $(.format-name-args) ; | ||
|  |         if $(layout) = versioned | ||
|  |         { | ||
|  |             args += -$(BOOST_VERSION_TAG) ; | ||
|  |         } | ||
|  |         local result  = [ common.format-name | ||
|  |             $(args) -$(BUILD_ID) | ||
|  |             : $(name) : $(type) : $(property-set) ] ; | ||
|  |         if $(.format-name-error) | ||
|  |         { | ||
|  |             EXIT error\: invalid layout '$(layout:E=)' ; | ||
|  |         } | ||
|  | 
 | ||
|  |         # Optionally add version suffix. On NT, library with version suffix will | ||
|  |         # not be recognized by linkers. On CYGWIN, we get strage duplicate | ||
|  |         # symbol errors when library is generated with version suffix. On OSX, | ||
|  |         # version suffix is not needed -- the linker expects the | ||
|  |         # libFoo.1.2.3.dylib format. AIX linkers do not accept version suffixes | ||
|  |         # either. Pgi compilers can not accept a library with version suffix. | ||
|  |         if $(type) = SHARED_LIB && | ||
|  |           ! [ $(property-set).get <target-os> ] in windows cygwin darwin aix android && | ||
|  |           ! [ $(property-set).get <toolset> ] in pgi | ||
|  |         { | ||
|  |             result = $(result).$(BOOST_VERSION)  ; | ||
|  |         } | ||
|  | 
 | ||
|  |         return $(result) ; | ||
|  |     } | ||
|  | } | ||
|  | 
 | ||
|  | # Specialized tag function to use for libraries linking to Python. | ||
|  | # Appends value of --python-buildid if provided. | ||
|  | rule python-tag ( name : type ? : property-set ) | ||
|  | { | ||
|  |     local result = $(name) ; | ||
|  | 
 | ||
|  |     if $(type) in STATIC_LIB SHARED_LIB IMPORT_LIB | ||
|  |     { | ||
|  |         # Add Python version suffix | ||
|  | 
 | ||
|  |         local version = [ $(property-set).get <python> ] ; | ||
|  | 
 | ||
|  |         local major-minor = [ MATCH "^([0-9]+)\.([0-9]+)" : $(version) ] ; | ||
|  |         local suffix = $(major-minor:J="") ; | ||
|  | 
 | ||
|  |         if $(suffix) | ||
|  |         { | ||
|  |             result = $(result)$(suffix) ; | ||
|  |         } | ||
|  | 
 | ||
|  |         # Add PYTHON_ID if supplied | ||
|  | 
 | ||
|  |         if $(PYTHON_ID) | ||
|  |         { | ||
|  |             result = $(result)-$(PYTHON_ID) ; | ||
|  |         } | ||
|  |     } | ||
|  | 
 | ||
|  |     # forward to the boost tagging rule | ||
|  |     return  [ tag $(result) : $(type) : $(property-set) ] ; | ||
|  | } | ||
|  | 
 | ||
|  | ################################################################################ | ||
|  | # | ||
|  | # 2. Declare targets that build and install all libraries. Specifically: | ||
|  | # | ||
|  | #    - 'stage-proper' that puts all libraries in stage/lib | ||
|  | #    - 'install-proper' that install libraries and headers to system location | ||
|  | # | ||
|  | ################################################################################ | ||
|  | 
 | ||
|  | rule declare_install_and_stage_proper_targets ( libraries * ) | ||
|  | { | ||
|  |     local p = [ project.current ] ; | ||
|  | 
 | ||
|  |     alias install-proper : libs/$(libraries)/build//install ; | ||
|  |     $(p).mark-target-as-explicit install-proper ; | ||
|  | 
 | ||
|  |     alias stage-proper : libs/$(libraries)/build//stage ; | ||
|  |     $(p).mark-target-as-explicit stage-proper ; | ||
|  | } | ||
|  | 
 | ||
|  | 
 | ||
|  | ################################################################################ | ||
|  | # | ||
|  | #  3. Declare top-level targets 'stage' and 'install'. These examine the | ||
|  | #  --build-type option and, in case it is 'complete', build the 'install-proper' | ||
|  | #  and 'stage-proper' targets with a number of property sets. | ||
|  | # | ||
|  | ################################################################################ | ||
|  | 
 | ||
|  | rule emit-shared-static-warning ( ) | ||
|  | { | ||
|  |     if ! $(.shared-static-warning-emitted) | ||
|  |     { | ||
|  |         ECHO "" ; | ||
|  |         ECHO "warning: The configuration link=shared, runtime-link=static is disabled" ; | ||
|  |         ECHO "warning: by default as being too dangerous to use, and will not be built." ; | ||
|  |         ECHO "warning: To enable it, use --allow-shared-static." ; | ||
|  |         ECHO "" ; | ||
|  | 
 | ||
|  |         .shared-static-warning-emitted = 1 ; | ||
|  |     } | ||
|  | } | ||
|  | 
 | ||
|  | class top-level-target : alias-target-class | ||
|  | { | ||
|  |     import modules ; | ||
|  |     import boostcpp ; | ||
|  | 
 | ||
|  |     rule __init__ ( name : project : sources * : requirements * | ||
|  |         : default-build * : usage-requirements * ) | ||
|  |     { | ||
|  |         alias-target-class.__init__ $(name) : $(project) : $(sources) : | ||
|  |             $(requirements) : $(default-build) : $(usage-requirements) ; | ||
|  | 
 | ||
|  |         self.build-type = [ modules.peek boostcpp : build-type ] ; | ||
|  |         # On Linux, we build the release variant by default, since few users | ||
|  |         # will ever want to debug C++ Boost libraries, and there is no ABI | ||
|  |         # incompatibility between debug and release variants. We build shared | ||
|  |         # and static libraries since that is what most packages seem to provide | ||
|  |         # (.so in libfoo and .a in libfoo-dev). | ||
|  | 
 | ||
|  |         self.minimal-properties = [ property-set.create <variant>release | ||
|  |             <threading>multi <link>shared <link>static <runtime-link>shared ] ; | ||
|  | 
 | ||
|  |         # On Windows, new IDE projects use: | ||
|  |         # | ||
|  |         #   runtime-link=dynamic, threading=multi, variant=(debug|release) | ||
|  |         # | ||
|  |         # and in addition, C++ Boost's autolink defaults to static linking. | ||
|  | 
 | ||
|  |         self.minimal-properties-win = [ property-set.create <variant>debug | ||
|  |             <variant>release <threading>multi <link>static <runtime-link>shared | ||
|  |             <address-model>32 <address-model>64 ] ; | ||
|  | 
 | ||
|  |         self.complete-properties = [ property-set.create | ||
|  |             <variant>debug <variant>release | ||
|  |             <threading>multi | ||
|  |             <link>shared <link>static | ||
|  |             <runtime-link>shared <runtime-link>static ] ; | ||
|  | 
 | ||
|  |         self.complete-properties-win = [ property-set.create | ||
|  |             <variant>debug <variant>release | ||
|  |             <threading>multi | ||
|  |             <link>shared <link>static | ||
|  |             <runtime-link>shared <runtime-link>static | ||
|  |             <address-model>32 <address-model>64 ] ; | ||
|  |     } | ||
|  | 
 | ||
|  |     rule generate ( property-set ) | ||
|  |     { | ||
|  |         modules.poke : top-level-targets : [ modules.peek : top-level-targets ] | ||
|  |             $(self.name) ; | ||
|  | 
 | ||
|  |         local os = [ $(property-set).get <target-os> ] ; | ||
|  | 
 | ||
|  |         # Because we completely override the parent's 'generate' we need to | ||
|  |         # check for default feature values ourselves. | ||
|  | 
 | ||
|  |         if ! $(os) | ||
|  |         { | ||
|  |             os = [ feature.defaults <target-os> ] ; | ||
|  |             os = $(os:G=) ; | ||
|  |         } | ||
|  | 
 | ||
|  |         local build-type-set ; | ||
|  | 
 | ||
|  |         if $(self.build-type) = minimal | ||
|  |         { | ||
|  |             if $(os) = windows | ||
|  |             { | ||
|  |                 build-type-set = $(self.minimal-properties-win) ; | ||
|  |             } | ||
|  |             else | ||
|  |             { | ||
|  |                 build-type-set = $(self.minimal-properties) ; | ||
|  |             } | ||
|  |         } | ||
|  |         else if $(self.build-type) = complete | ||
|  |         { | ||
|  |             if $(os) = windows | ||
|  |             { | ||
|  |                 build-type-set = $(self.complete-properties-win) ; | ||
|  |             } | ||
|  |             else | ||
|  |             { | ||
|  |                 build-type-set = $(self.complete-properties) ; | ||
|  |             } | ||
|  |         } | ||
|  |         else | ||
|  |         { | ||
|  |             import errors ; | ||
|  |             errors.error "Unknown build type" ; | ||
|  |         } | ||
|  | 
 | ||
|  |         if $(build-type-set) | ||
|  |         { | ||
|  |             local expanded = [ targets.apply-default-build $(property-set) | ||
|  |                 : $(build-type-set) ] ; | ||
|  | 
 | ||
|  |             # Filter inappopriate combinations. | ||
|  | 
 | ||
|  |             local filtered ; | ||
|  |             local skipped ; | ||
|  | 
 | ||
|  |             local argv = [ modules.peek : ARGV ] ; | ||
|  | 
 | ||
|  |             for local p in $(expanded) | ||
|  |             { | ||
|  |                 # See comment in handle-static-runtime regarding this logic. | ||
|  |                 if [ $(p).get <link> ] = shared | ||
|  |                     && [ $(p).get <runtime-link> ] = static | ||
|  |                     && [ $(p).get <toolset> ] != cw | ||
|  |                     && ! --allow-shared-static in $(argv) | ||
|  |                 { | ||
|  |                     # Skip this. | ||
|  |                     skipped += $(p) ; | ||
|  |                 } | ||
|  |                 else | ||
|  |                 { | ||
|  |                     filtered += $(p) ; | ||
|  |                 } | ||
|  |             } | ||
|  | 
 | ||
|  |             if $(expanded) = $(skipped) | ||
|  |             { | ||
|  |                 boostcpp.emit-shared-static-warning ; | ||
|  |             } | ||
|  | 
 | ||
|  |             return [ build-multiple $(filtered) ] ; | ||
|  |         } | ||
|  |     } | ||
|  | 
 | ||
|  |     rule build-multiple ( property-sets * ) | ||
|  |     { | ||
|  |         local usage-requirements = [ property-set.empty ] ; | ||
|  |         local result ; | ||
|  |         for local p in $(property-sets) | ||
|  |         { | ||
|  |             local r = [ alias-target-class.generate $(p) ] ; | ||
|  |             if $(r) | ||
|  |             { | ||
|  |                 usage-requirements = [ $(usage-requirements).add $(r[1]) ] ; | ||
|  |                 result += $(r[2-]) ; | ||
|  |             } | ||
|  |         } | ||
|  |         return $(usage-requirements) [ sequence.unique $(result) ] ; | ||
|  |     } | ||
|  | } | ||
|  | 
 | ||
|  | rule declare_top_level_targets ( libraries * ) | ||
|  | { | ||
|  |     declare_install_and_stage_proper_targets $(libraries) ; | ||
|  | 
 | ||
|  |     targets.create-metatarget top-level-target : [ project.current ] | ||
|  |         : install | ||
|  |         : install-proper | ||
|  |         ; | ||
|  |     targets.create-metatarget top-level-target : [ project.current ] | ||
|  |         : stage | ||
|  |         : stage-proper headers | ||
|  |         ; | ||
|  | 
 | ||
|  |     p = [ project.current ] ; | ||
|  |     $(p).mark-target-as-explicit install stage ; | ||
|  | 
 | ||
|  |     # This target is built by default, and will forward to 'stage' after | ||
|  |     # producing some explanations. | ||
|  |     targets.create-metatarget top-level-target : [ project.current ] | ||
|  |         : forward | ||
|  |         : explain stage | ||
|  |         ; | ||
|  | } | ||
|  | 
 | ||
|  | 
 | ||
|  | ################################################################################ | ||
|  | # | ||
|  | # 4. Add hook to report configuration before the build, and confirmation with | ||
|  | # setup instructions after the build. | ||
|  | # | ||
|  | ################################################################################ | ||
|  | 
 | ||
|  | message explain : "\nBuilding the Boost C++ Libraries.\n\n" ; | ||
|  | local p = [ project.current ] ; | ||
|  | $(p).mark-target-as-explicit explain ; | ||
|  | 
 | ||
|  | rule pre-build ( ) | ||
|  | { | ||
|  |     local tl = [ modules.peek : top-level-targets ] ; | ||
|  |     if stage in $(tl) || install in $(tl) | ||
|  |     { | ||
|  |         # FIXME: Remove 'if' when Boost regression tests start using trunk bjam. | ||
|  |         if PAD in [ RULENAMES ] | ||
|  |         { | ||
|  |             configure.print-component-configuration ; | ||
|  |         } | ||
|  |     } | ||
|  | } | ||
|  | IMPORT $(__name__) : pre-build : : $(__name__).pre-build ; | ||
|  | build-system.set-pre-build-hook $(__name__).pre-build ; | ||
|  | 
 | ||
|  | rule post-build ( ok ? ) | ||
|  | { | ||
|  |     if forward in [ modules.peek : top-level-targets ] | ||
|  |     { | ||
|  |         if $(ok) | ||
|  |         { | ||
|  |             local include-path = [ path.native $(BOOST_ROOT) ] ; | ||
|  |             local stage-abs = [ path.native $(stage-locate)/lib ] ; | ||
|  | 
 | ||
|  |             ECHO " | ||
|  | 
 | ||
|  | The Boost C++ Libraries were successfully built! | ||
|  | 
 | ||
|  | The following directory should be added to compiler include paths: | ||
|  | 
 | ||
|  |     $(include-path) | ||
|  | 
 | ||
|  | The following directory should be added to linker library paths: | ||
|  | 
 | ||
|  |     $(stage-abs) | ||
|  | " ; | ||
|  |         } | ||
|  |     } | ||
|  | } | ||
|  | IMPORT $(__name__) : post-build : : $(__name__).post-build ; | ||
|  | build-system.set-post-build-hook $(__name__).post-build ; | ||
|  | 
 | ||
|  | 
 | ||
|  | ################################################################################ | ||
|  | # | ||
|  | # 5. Top-level setup. | ||
|  | # | ||
|  | ################################################################################ | ||
|  | 
 | ||
|  | # Decides which libraries are to be installed by looking at --with-<library> | ||
|  | # --without-<library> arguments. Returns the list of directories under "libs" | ||
|  | # which must be built and installed. | ||
|  | # | ||
|  | rule libraries-to-install ( existing-libs * ) | ||
|  | { | ||
|  |     local argv = [ modules.peek : ARGV ] ; | ||
|  |     local with-parameter = [ MATCH ^--with-(.*) : $(argv) ] ; | ||
|  |     local without-parameter = [ MATCH ^--without-(.*) : $(argv) ] ; | ||
|  | 
 | ||
|  |     if ! $(with-parameter) && ! $(without-parameter) | ||
|  |     { | ||
|  |         # Nothing is specified on command line. See if maybe project-config.jam | ||
|  |         # has some choices. | ||
|  |         local libs = [ modules.peek project-config : libraries ] ; | ||
|  |         with-parameter = [ MATCH ^--with-(.*) : $(libs) ] ; | ||
|  |         without-parameter = [ MATCH ^--without-(.*) : $(libs) ] ; | ||
|  |     } | ||
|  | 
 | ||
|  |     # Do some checks. | ||
|  |     if $(with-parameter) && $(without-parameter) | ||
|  |     { | ||
|  |         EXIT error\: both --with-<library> and --without-<library> specified ; | ||
|  |     } | ||
|  | 
 | ||
|  |     local wrong = [ set.difference $(with-parameter) : $(existing-libs) ] ; | ||
|  |     if $(wrong) | ||
|  |     { | ||
|  |         EXIT error\: wrong library name '$(wrong[1])' in the --with-<library> | ||
|  |             option. ; | ||
|  |     } | ||
|  |     local wrong = [ set.difference $(without-parameter) : $(existing-libs) ] ; | ||
|  |     if $(wrong) | ||
|  |     { | ||
|  |         EXIT error\: wrong library name '$(wrong[1])' in the --without-<library> | ||
|  |             option. ; | ||
|  |     } | ||
|  | 
 | ||
|  |     if $(with-parameter) | ||
|  |     { | ||
|  |         return [ set.intersection $(existing-libs) : $(with-parameter) ] ; | ||
|  |     } | ||
|  |     else | ||
|  |     { | ||
|  |         return [ set.difference $(existing-libs) : $(without-parameter) ] ; | ||
|  |     } | ||
|  | } | ||
|  | 
 | ||
|  | rule declare-targets ( all-libraries * ) | ||
|  | { | ||
|  |     configure.register-components $(all-libraries) ; | ||
|  | 
 | ||
|  |     # Select the libraries to install. | ||
|  |     libraries = [ libraries-to-install $(all-libraries) ] ; | ||
|  |     configure.components-building $(libraries) ; | ||
|  | 
 | ||
|  |     if [ option.get "show-libraries" : : true ] | ||
|  |     { | ||
|  |         ECHO The following libraries require building\: ; | ||
|  |         for local l in $(libraries) | ||
|  |         { | ||
|  |             ECHO "    - $(l)" ; | ||
|  |         } | ||
|  |         EXIT ; | ||
|  |     } | ||
|  | 
 | ||
|  |     declare_top_level_targets $(libraries) ; | ||
|  | } | ||
|  | 
 | ||
|  | # Returns the properties identifying the toolset. We'll use them | ||
|  | # below to configure checks. These are essentially same as in | ||
|  | # configure.builds, except we don't use address-model and | ||
|  | # architecture - as we're trying to detect them here. | ||
|  | # | ||
|  | rule toolset-properties ( properties * ) | ||
|  | { | ||
|  |     local toolset = [ property.select <toolset> : $(properties) ] ; | ||
|  |     local toolset-version-property = "<toolset-$(toolset:G=):version>" ; | ||
|  |     return [ property.select <target-os> <toolset> $(toolset-version-property) : $(properties) ] ; | ||
|  | } | ||
|  | 
 | ||
|  | feature.feature deduced-address-model : 32 64 : propagated optional composite hidden ; | ||
|  | feature.compose <deduced-address-model>32 : <address-model>32 ; | ||
|  | feature.compose <deduced-address-model>64 : <address-model>64 ; | ||
|  | 
 | ||
|  | rule deduce-address-model ( properties * ) | ||
|  | { | ||
|  |     local result ; | ||
|  |     local filtered = [ toolset-properties $(properties) ] ; | ||
|  |     local names = 32 64 ; | ||
|  |     local idx = [ configure.find-builds "default address-model" : $(filtered) | ||
|  |         : /boost/architecture//32 "32-bit" | ||
|  |         : /boost/architecture//64 "64-bit" ] ; | ||
|  |     result = $(names[$(idx)]) ; | ||
|  | 
 | ||
|  |     if $(result) | ||
|  |     { | ||
|  |         # Normally, returning composite feature here is equivalent to forcing | ||
|  |         # consituent properties as well. But we only want to indicate toolset | ||
|  |         # deduced default, so also pick whatever address-model is explicitly | ||
|  |         # specified, if any. | ||
|  |         result = <deduced-address-model>$(result) [ property.select <address-model> : $(properties) ] ; | ||
|  |     } | ||
|  |     return $(result) ; | ||
|  | } | ||
|  | 
 | ||
|  | rule address-model ( ) | ||
|  | { | ||
|  |     return <conditional>@boostcpp.deduce-address-model ; | ||
|  | } | ||
|  | 
 | ||
|  | local deducable-architectures = arm mips1 power riscv s390x sparc x86 combined ; | ||
|  | feature.feature deduced-architecture : $(deducable-architectures) : propagated optional composite hidden ; | ||
|  | for a in $(deducable-architectures) | ||
|  | { | ||
|  |     feature.compose <deduced-architecture>$(a) : <architecture>$(a) ; | ||
|  | } | ||
|  | 
 | ||
|  | rule deduce-architecture ( properties * ) | ||
|  | { | ||
|  |     local result ; | ||
|  |     local filtered = [ toolset-properties $(properties) ] ; | ||
|  |     local names = arm mips1 power riscv s390x sparc x86 combined ; | ||
|  |     local idx = [ configure.find-builds "default architecture" : $(filtered) | ||
|  |         : /boost/architecture//arm | ||
|  |         : /boost/architecture//mips1 | ||
|  |         : /boost/architecture//power | ||
|  |         : /boost/architecture//riscv | ||
|  |         : /boost/architecture//s390x | ||
|  |         : /boost/architecture//sparc | ||
|  |         : /boost/architecture//x86 | ||
|  |         : /boost/architecture//combined ] ; | ||
|  |     result = $(names[$(idx)]) ; | ||
|  | 
 | ||
|  |     if $(result) | ||
|  |     { | ||
|  |         # See comment in deduce-address-model. | ||
|  |         result = <deduced-architecture>$(result) [ property.select <architecture> : $(properties) ] ; | ||
|  |     } | ||
|  |     return $(result) ; | ||
|  | } | ||
|  | 
 | ||
|  | rule architecture ( ) | ||
|  | { | ||
|  |     return <conditional>@boostcpp.deduce-architecture ; | ||
|  | } |