mirror of
https://github.com/boostorg/parser.git
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91 lines
3.3 KiB
CMake
91 lines
3.3 KiB
CMake
# Copyright Louis Dionne 2016
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# Copyright Zach Laine 2024
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# Distributed under the Boost Software License, Version 1.0.
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# (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
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###############################################################################
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# Boost
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###############################################################################
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set(Boost_USE_STATIC_LIBS ON)
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if (NOT BOOST_BRANCH)
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set(BOOST_BRANCH master)
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endif()
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add_custom_target(boost_clone_superproject
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DEPENDS
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${CMAKE_BINARY_DIR}/boost_root/LICENSE_1_0.txt
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COMMENT
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"Cloning Boost superproject."
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VERBATIM)
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add_custom_command(
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OUTPUT ${CMAKE_BINARY_DIR}/boost_root/LICENSE_1_0.txt
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COMMAND git clone --depth 100 -b ${BOOST_BRANCH}
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https://github.com/boostorg/boost.git boost_root
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WORKING_DIRECTORY ${CMAKE_BINARY_DIR})
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# MSVC determines the compiler and not the target platform
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# here we need to check WIN32
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if (WIN32)
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set(b2_exe b2.exe)
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else()
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set(b2_exe b2)
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endif()
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add_custom_target(boost_clone_deps
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DEPENDS
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${CMAKE_BINARY_DIR}/boost_root/${b2_exe}
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COMMENT
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"Cloning Boost dependencies."
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VERBATIM)
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add_dependencies(boost_clone_deps boost_clone_superproject)
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if (WIN32)
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# Windows:
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# in order to build 'b2_exe' with the same toolset as configured in the current cmake run,
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# we need to tell the boost bootstrap process and pass some parameters
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# - as first parameter msvc, gcc or clang for the compiler type
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# - additionally, for non-MSVC we need to set the environment variable CXX to the compiler: ${CMAKE_CXX_COMPILER} which
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# is a fully qualified path name, so that the compiler can be found by the bootstrap_cmd
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# calling b2.exe should work also for non-MSVC compilers, as during the build, the runtime directory is part of the search PATH
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if (MSVC OR CMAKE_CXX_SIMULATE_ID STREQUAL "MSVC")
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message(STATUS "configure BOOST for Visual Studio built-in compilers (i.e cl, clang-cl and clang")
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set(bootstrap_cmd ./bootstrap.bat msvc)
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# here we do not need to distinguish the different compilers as only the frontend is different
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elseif (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
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message(STATUS "configure BOOST for Clang compiler")
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set(bootstrap_cmd ./bootstrap.bat clang)
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set(COMMAND_ENV set CXX=${CMAKE_CXX_COMPILER})
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elseif (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
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message(STATUS "configure BOOST for GCC compiler")
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set(bootstrap_cmd ./bootstrap.bat gcc)
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set(COMMAND_ENV set CXX=${CMAKE_CXX_COMPILER})
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endif ()
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else()
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# windres produces relocations that are rejected
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# by stricter ld configurations used in some distros
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set(bootstrap_cmd env B2_DONT_EMBED_MANIFEST=true ./bootstrap.sh)
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endif()
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add_custom_command(
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OUTPUT ${CMAKE_BINARY_DIR}/boost_root/${b2_exe}
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COMMAND git submodule init libs/assert
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COMMAND git submodule init libs/config
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COMMAND git submodule init libs/core
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COMMAND git submodule init libs/hana
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COMMAND git submodule init tools/build
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COMMAND git submodule init libs/headers
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COMMAND git submodule init tools/boost_install
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COMMAND git submodule update --jobs 3 --depth 100
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COMMAND ${COMMAND_ENV}
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COMMAND ${bootstrap_cmd}
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COMMAND ./b2 headers
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WORKING_DIRECTORY ${CMAKE_BINARY_DIR}/boost_root)
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add_library(boost INTERFACE)
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add_dependencies(boost boost_clone_deps)
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target_include_directories(boost INTERFACE ${CMAKE_BINARY_DIR}/boost_root)
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