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# Copyright (c) 2015-2023 The Khronos Group Inc.
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and/or associated documentation files (the
# "Materials"), to deal in the Materials without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Materials, and to
# permit persons to whom the Materials are furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Materials.
#
# MODIFICATIONS TO THIS FILE MAY MEAN IT NO LONGER ACCURATELY REFLECTS
# KHRONOS STANDARDS. THE UNMODIFIED, NORMATIVE VERSIONS OF KHRONOS
# SPECIFICATIONS AND HEADER INFORMATION ARE LOCATED AT
# https://www.khronos.org/registry/
#
# THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
# MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
cmake_minimum_required(VERSION 3.14)
project(SPIRV-Headers LANGUAGES CXX VERSION 1.5.5)
if (CMAKE_VERSION VERSION_LESS "3.21")
# https://cmake.org/cmake/help/latest/variable/PROJECT_IS_TOP_LEVEL.html
string(COMPARE EQUAL ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_SOURCE_DIR} PROJECT_IS_TOP_LEVEL)
endif()
add_library(SPIRV-Headers INTERFACE)
add_library(SPIRV-Headers::SPIRV-Headers ALIAS SPIRV-Headers)
target_include_directories(SPIRV-Headers INTERFACE $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>)
if (PROJECT_IS_TOP_LEVEL)
option(BUILD_TESTS "Build the tests")
if (BUILD_TESTS)
add_subdirectory(tests)
endif()
include(GNUInstallDirs)
include(CMakePackageConfigHelpers)
install(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/include/spirv DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
set(cmake_install_dir "${CMAKE_INSTALL_DATADIR}/cmake/SPIRV-Headers")
set(version_config "${CMAKE_CURRENT_BINARY_DIR}/generated/SPIRV-HeadersConfigVersion.cmake")
write_basic_package_version_file("${version_config}" COMPATIBILITY SameMajorVersion ARCH_INDEPENDENT)
install(FILES "${version_config}" DESTINATION "${cmake_install_dir}")
install(TARGETS SPIRV-Headers EXPORT "SPIRV-HeadersConfig" INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
install(EXPORT "SPIRV-HeadersConfig" NAMESPACE "SPIRV-Headers::" DESTINATION "${cmake_install_dir}")
if (IS_ABSOLUTE ${CMAKE_INSTALL_INCLUDEDIR})
set(SPIRV_HEADERS_PKGCONFIG_INCLUDE_DIR ${CMAKE_INSTALL_INCLUDEDIR})
else()
set(SPIRV_HEADERS_PKGCONFIG_INCLUDE_DIR ${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_INCLUDEDIR})
endif()
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/cmake/SPIRV-Headers.pc.in ${CMAKE_CURRENT_BINARY_DIR}/SPIRV-Headers.pc @ONLY)
install(FILES "${CMAKE_CURRENT_BINARY_DIR}/SPIRV-Headers.pc" DESTINATION ${CMAKE_INSTALL_DATADIR}/pkgconfig)
endif()
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