73ef4ff3
 Hu Chunming
提交三方库
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#
# Copyright (c) 2019 Vinnie Falco (vinnie dot falco at gmail dot com)
# Copyright (c) 2021 Dmitry Arkhipov (grisumbras@gmail.com)
#
# 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)
#
# Official repository: https://github.com/boostorg/json
#
import modules ;
import ../../config/checks/config ;
# These make sure we only build on compatible C++11 or later toolchains.
obj cxx11_basic_alignas : ../check/basic_alignas.cpp ;
explicit cxx11_basic_alignas ;
rule requires ( tests + )
{
local result ;
for test in $(tests)
{
local name = $(test:D=) ;
local m = $(test:D) ;
if $(m)
{
m = [ modules.binding $(m) ] ;
m = $(m:D)// ;
}
m ?= "" ;
result += [ check-target-builds $(m)$(name) $(name)
: : <build>no <conditional>@warn-if-requested
] ;
}
return $(result) ;
}
.warned = ;
rule warn-if-requested ( properties * )
{
if ! $(.warned)
{
.warned = true ;
local args = [ modules.peek : ARGV ] ;
local var = [ modules.peek project-config : libraries ] ;
if json in [ MATCH ^--with-(json) : $(args) $(var) ]
{
echo "warning:" Boost.Json was explicitly requested, but will not
be built, because it requires C++11. ;
echo "note:" To enable C++11 support, use the 'cxxstd=11' command line
argument. ;
}
}
}
project boost/json
: requirements
[ requires
config/cxx11_constexpr
config/cxx11_decltype
config/cxx11_hdr_tuple
config/cxx11_template_aliases
config/cxx11_variadic_templates
# We only require limited alignas support,
# so we have to use a custom check
cxx11_basic_alignas
]
<link>shared:<define>BOOST_JSON_DYN_LINK=1
<link>static:<define>BOOST_JSON_STATIC_LINK=1
<define>BOOST_JSON_SOURCE
: usage-requirements
<link>shared:<define>BOOST_JSON_DYN_LINK=1
<link>static:<define>BOOST_JSON_STATIC_LINK=1
: source-location ../src
;
alias json_sources
: src.cpp
: usage-requirements
<library>/boost//container/<warnings-as-errors>off
;
explicit json_sources ;
lib boost_json
: json_sources
: usage-requirements
<library>/boost//container/<warnings-as-errors>off
;
boost-install boost_json ;
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