mirror of
https://github.com/geode-sdk/geode.git
synced 2024-11-23 07:57:51 -05:00
110 lines
3.7 KiB
CMake
Executable file
110 lines
3.7 KiB
CMake
Executable file
cmake_minimum_required(VERSION 3.8...3.19)
|
|
|
|
# Read version from version.hpp
|
|
file(READ "${CMAKE_CURRENT_LIST_DIR}/include/tao/pegtl/version.hpp" version_hpp_data)
|
|
string(REGEX MATCH "#define TAO_PEGTL_VERSION \"([^\"]+)\"" _ ${version_hpp_data})
|
|
set(PEGTL_VERSION "${CMAKE_MATCH_1}")
|
|
|
|
project(pegtl VERSION ${PEGTL_VERSION} LANGUAGES CXX)
|
|
|
|
set(PEGTL_IS_MAIN_PROJECT OFF)
|
|
if(CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
|
|
set(PEGTL_IS_MAIN_PROJECT ON)
|
|
endif()
|
|
|
|
if(PEGTL_HAS_PARENT)
|
|
# Multiple versions of PEGTL can't co-exist
|
|
if(NOT ${PROJECT_NAME}_VERSION STREQUAL ${PROJECT_VERSION})
|
|
message(FATAL_ERROR "Multiple mismatched PEGTL versions")
|
|
endif()
|
|
|
|
# Only include if this is the first include
|
|
if(NOT ${PROJECT_NAME}_DIR STREQUAL "${PROJECT_BINARY_DIR}")
|
|
return()
|
|
endif()
|
|
endif()
|
|
|
|
# Keep track of pegtl version
|
|
set(${PROJECT_NAME}_FOUND TRUE CACHE BOOL "" FORCE)
|
|
set(${PROJECT_NAME}_VERSION "${PROJECT_VERSION}" CACHE STRING "" FORCE)
|
|
set(${PROJECT_NAME}_DIR "${PROJECT_BINARY_DIR}" CACHE PATH "" FORCE)
|
|
|
|
mark_as_advanced(${PROJECT_NAME}_FOUND)
|
|
mark_as_advanced(${PROJECT_NAME}_VERSION)
|
|
mark_as_advanced(${PROJECT_NAME}_DIR)
|
|
|
|
# installation directories
|
|
set(PEGTL_INSTALL_INCLUDE_DIR "include" CACHE STRING "The installation include directory")
|
|
set(PEGTL_INSTALL_DOC_DIR "share/doc/tao/pegtl" CACHE STRING "The installation doc directory")
|
|
set(PEGTL_INSTALL_CMAKE_DIR "share/pegtl/cmake" CACHE STRING "The installation cmake directory")
|
|
|
|
# define a header-only library
|
|
add_library(pegtl INTERFACE)
|
|
add_library(taocpp::pegtl ALIAS pegtl)
|
|
target_include_directories(pegtl INTERFACE
|
|
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
|
|
$<INSTALL_INTERFACE:${PEGTL_INSTALL_INCLUDE_DIR}>
|
|
)
|
|
|
|
target_link_libraries(pegtl INTERFACE filesystem)
|
|
|
|
# require C++17
|
|
target_compile_features(pegtl INTERFACE cxx_std_17)
|
|
|
|
option(PEGTL_USE_BOOST_FILESYSTEM "Override the auto-detection of std::filesystem and use Boost.Filesystem" OFF)
|
|
|
|
# Try compiling a test program with std::filesystem or one of its alternatives
|
|
function(check_filesystem_impl FILESYSTEM_HEADER FILESYSTEM_NAMESPACE OPTIONAL_LIBS OUT_RESULT)
|
|
set(TEST_FILE "test_${OUT_RESULT}.cpp")
|
|
configure_file(.cmake/test_filesystem.cpp.in ${TEST_FILE} @ONLY)
|
|
|
|
try_compile(TEST_RESULT
|
|
${CMAKE_CURRENT_BINARY_DIR}
|
|
${CMAKE_CURRENT_BINARY_DIR}/${TEST_FILE}
|
|
CXX_STANDARD 17)
|
|
|
|
if(NOT TEST_RESULT)
|
|
# Retry with each of the optional libraries
|
|
foreach(OPTIONAL_LIB IN LISTS OPTIONAL_LIBS)
|
|
try_compile(TEST_RESULT
|
|
${CMAKE_CURRENT_BINARY_DIR}
|
|
${CMAKE_CURRENT_BINARY_DIR}/${TEST_FILE}
|
|
LINK_LIBRARIES ${OPTIONAL_LIB}
|
|
CXX_STANDARD 17)
|
|
|
|
if(TEST_RESULT)
|
|
# Looks like the optional library was required, go ahead and add it to the link options.
|
|
message(STATUS "Adding ${OPTIONAL_LIB} to the PEGTL to build with ${FILESYSTEM_NAMESPACE}.")
|
|
target_link_libraries(${PROJECT_NAME} INTERFACE ${OPTIONAL_LIB})
|
|
break()
|
|
endif()
|
|
endforeach()
|
|
endif()
|
|
|
|
set(${OUT_RESULT} ${TEST_RESULT} PARENT_SCOPE)
|
|
endfunction()
|
|
|
|
# testing
|
|
option(PEGTL_BUILD_TESTS "Build test programs" ${PEGTL_IS_MAIN_PROJECT})
|
|
if(PEGTL_BUILD_TESTS)
|
|
enable_testing()
|
|
add_subdirectory(src/test/pegtl)
|
|
endif()
|
|
|
|
# examples
|
|
option(PEGTL_BUILD_EXAMPLES "Build example programs" ${PEGTL_IS_MAIN_PROJECT})
|
|
if(PEGTL_BUILD_EXAMPLES)
|
|
add_subdirectory(src/example/pegtl)
|
|
endif()
|
|
|
|
# Make package findable
|
|
configure_file(.cmake/pegtl-config.cmake.in pegtl-config.cmake @ONLY)
|
|
|
|
# Ignore pointer width differences since this is a header-only library
|
|
unset(CMAKE_SIZEOF_VOID_P)
|
|
|
|
# Enable version checks in find_package
|
|
include(CMakePackageConfigHelpers)
|
|
write_basic_package_version_file(pegtl-config-version.cmake COMPATIBILITY SameMajorVersion)
|
|
|
|
# install and export target
|