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|
# 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 set ;
import targets ;
##############################################################################
#
# 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 : "" ] ;
# 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 ] ;
stage-locate ?= 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) [*\\/:.\"\'] _ ] ;
}
################################################################################
#
# 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 result ;
if $(layout) = versioned
{
result = [ common.format-name
<base> <toolset> <threading> <runtime> -$(BOOST_VERSION_TAG)
-$(BUILD_ID)
: $(name) : $(type) : $(property-set) ] ;
}
else if $(layout) = tagged
{
result = [ common.format-name
<base> <threading> <runtime>
-$(BUILD_ID)
: $(name) : $(type) : $(property-set) ] ;
}
else if $(layout) = system
{
result = [ common.format-name
<base>
-$(BUILD_ID)
: $(name) : $(type) : $(property-set) ] ;
}
else
{
EXIT error: invalid layout '$(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 &&
! [ $(property-set).get <toolset> ] in pgi
{
result = $(result).$(BOOST_VERSION) ;
}
return $(result) ;
}
}
################################################################################
#
# 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
# - 'stage-unversioned' that creates links to libraries without boost version
# in name
# - 'install-unversioned' which creates unversioned linked to installed
# libraries.
#
################################################################################
# Worker function suitable to the 'generate' metatarget. Creates a link to
# 'source', striping any version number information from the name.
rule make-unversioned-links ( project name ? : property-set : sources * )
{
local filter ;
if [ modules.peek : NT ]
{
filter = (.*[.]lib) ;
}
else
{
filter =
(.*[.]so)[.0-9]*
(.*[.]dylib)
(.*[.]a) ;
}
local result ;
for local s in $(sources)
{
local m = [ MATCH ^(.*)-[0-9_]+$(filter)$ : [ $(s).name ] ] ;
if $(m)
{
local ea = [ $(s).action ] ;
local ep = [ $(ea).properties ] ;
local a = [ new non-scanning-action $(s) : symlink.ln : $(ep) ] ;
result += [ new file-target $(m:J=) exact : [ $(s).type ] :
$(project) : $(a) ] ;
}
}
return $(result) ;
}
rule declare_install_and_stage_proper_targets ( libraries * : headers * )
{
install-requirements = <install-source-root>$(BOOST_ROOT)/boost ;
if $(layout-versioned)
{
install-requirements +=
<install-header-subdir>boost-$(BOOST_VERSION_TAG)/boost ;
}
else
{
install-requirements += <install-header-subdir>boost ;
}
if [ os.name ] = NT
{
install-requirements += <install-default-prefix>C:/Boost ;
}
else
{
install-requirements += <install-default-prefix>/usr/local ;
}
p = [ project.current ] ;
# Complete install.
package.install install-proper
: $(install-requirements) <install-no-version-symlinks>on
:
: libs/$(libraries)/build
: $(headers)
;
$(p).mark-target-as-explicit install-proper ;
# Install just library.
install stage-proper
: libs/$(libraries)/build
: <location>$(stage-locate)/lib
<install-dependencies>on <install-type>LIB
<install-no-version-symlinks>on
;
$(p).mark-target-as-explicit stage-proper ;
# Commented out as it does not seem to work. Whoever wrote this originally,
# left some typos in the code, but when that got corrected and the code got
# enabled - it started reporting ambiguous/duplicate target Boost Build
# errors. Anyone requiring unversioned staged libraries needs to correct
# those errors before reenabling this code. For more detailed information
# see the related Boost library development mailing list thread at
# 'http://lists.boost.org/Archives/boost/2012/06/194312.php'.
# (06.07.2012.) (Jurko)
#~ if $(layout-versioned) && ( [ modules.peek : NT ] || [ modules.peek : UNIX ] )
#~ {
#~ generate stage-unversioned : stage-proper :
#~ <generating-rule>@boostcpp.make-unversioned-links ;
#~ $(p).mark-target-as-explicit stage-unversioned ;
#~
#~ generate install-unversioned : install-proper :
#~ <generating-rule>@boostcpp.make-unversioned-links ;
#~ $(p).mark-target-as-explicit install-unversioned ;
#~ }
#~ else
{
# Create do-nothing aliases.
alias stage-unversioned ;
$(p).mark-target-as-explicit stage-unversioned ;
alias install-unversioned ;
$(p).mark-target-as-explicit install-unversioned ;
}
}
################################################################################
#
# 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.
#
################################################################################
class top-level-target : alias-target-class
{
import modules ;
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
] ;
self.complete-properties = [ property-set.create
<variant>debug <variant>release
<threading>single <threading>multi
<link>shared <link>static
<runtime-link>shared <runtime-link>static ] ;
}
rule generate ( property-set )
{
modules.poke : top-level-targets : [ modules.peek : top-level-targets ]
$(self.name) ;
if $(self.build-type) = minimal
{
local expanded ;
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=) ;
}
if $(os) = windows
{
expanded = [ targets.apply-default-build $(property-set)
: $(self.minimal-properties-win) ] ;
}
else
{
expanded = [ targets.apply-default-build $(property-set)
: $(self.minimal-properties) ] ;
}
return [ build-multiple $(expanded) ] ;
}
else if $(self.build-type) = complete
{
local expanded = [ targets.apply-default-build $(property-set)
: $(self.complete-properties) ] ;
# Filter inappopriate combinations.
local filtered ;
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
{
# Skip this.
}
else
{
filtered += $(p) ;
}
}
return [ build-multiple $(filtered) ] ;
}
else
{
import errors ;
errors.error "Unknown build type" ;
}
}
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 * : headers * )
{
declare_install_and_stage_proper_targets $(libraries) : $(headers) ;
targets.create-metatarget top-level-target : [ project.current ]
: install
: install-proper install-unversioned
;
targets.create-metatarget top-level-target : [ project.current ]
: stage
: stage-proper stage-unversioned
;
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
;
}
stage-abs = [ path.native [ path.root $(stage-locate)/lib [ path.pwd ] ] ] ;
################################################################################
#
# 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 ;
# FIXME: Revise stage_abs.
rule post-build ( ok ? )
{
if forward in [ modules.peek : top-level-targets ]
{
if $(ok)
{
ECHO "
The Boost C++ Libraries were successfully built!
The following directory should be added to compiler include paths:
$(BOOST_ROOT)
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 * : headers * )
{
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) : $(headers) ;
}
|