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Update glslang's tnt/CMakeLists.txt (#4348)

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This commit is contained in:
Ben Doherty
2021-07-20 15:02:22 -07:00
committed by GitHub
parent fc32fa3a78
commit 7f2ebd25bc
1 changed files with 10 additions and 30 deletions
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40
third_party/glslang/tnt/CMakeLists.txt vendored
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@@ -58,53 +58,33 @@ endfunction(glslang_set_link_args)
# message(STATUS "spirv-tools not linked - illegal SPIRV may be generated for HLSL")
# endif()
find_package(PythonInterp 3 REQUIRED)
# Root directory for build-time generated include files
set(GLSLANG_GENERATED_INCLUDEDIR "${CMAKE_BINARY_DIR}/include")
################################################################################
# Build version information generation
################################################################################
include("../parse_version.cmake")
set(GLSLANG_CHANGES_FILE "${CMAKE_CURRENT_SOURCE_DIR}/../CHANGES.md")
set(GLSLANG_BUILD_INFO_PY "${CMAKE_CURRENT_SOURCE_DIR}/../build_info.py")
set(GLSLANG_BUILD_INFO_H_TMPL "${CMAKE_CURRENT_SOURCE_DIR}/../build_info.h.tmpl")
set(GLSLANG_BUILD_INFO_H "${GLSLANG_GENERATED_INCLUDEDIR}/glslang/build_info.h")
# Command to build the build_info.h file
add_custom_command(
OUTPUT ${GLSLANG_BUILD_INFO_H}
COMMAND ${PYTHON_EXECUTABLE} "${GLSLANG_BUILD_INFO_PY}"
${CMAKE_CURRENT_SOURCE_DIR}/..
"-i" ${GLSLANG_BUILD_INFO_H_TMPL}
"-o" ${GLSLANG_BUILD_INFO_H}
DEPENDS ${GLSLANG_BUILD_INFO_PY}
${GLSLANG_CHANGES_FILE}
${GLSLANG_BUILD_INFO_H_TMPL}
COMMENT "Generating ${GLSLANG_BUILD_INFO_H}")
parse_version(${GLSLANG_CHANGES_FILE} GLSLANG)
# Target to build the build_info.h file
add_custom_target(glslang-build-info DEPENDS ${GLSLANG_BUILD_INFO_H})
function(configurate_version)
set(major ${GLSLANG_VERSION_MAJOR})
set(minor ${GLSLANG_VERSION_MINOR})
set(patch ${GLSLANG_VERSION_PATCH})
set(flavor ${GLSLANG_VERSION_FLAVOR})
configure_file(${GLSLANG_BUILD_INFO_H_TMPL} ${GLSLANG_BUILD_INFO_H} @ONLY)
endfunction()
# Populate the CMake GLSLANG_VERSION* variables with the build version
# information.
execute_process(
COMMAND ${PYTHON_EXECUTABLE} "${GLSLANG_BUILD_INFO_PY}"
${CMAKE_CURRENT_SOURCE_DIR}/.. "<major>.<minor>.<patch><-flavor>;<major>;<minor>;<patch>;<flavor>"
OUTPUT_VARIABLE "GLSLANG_VERSIONS"
OUTPUT_STRIP_TRAILING_WHITESPACE)
list(GET "GLSLANG_VERSIONS" 0 "GLSLANG_VERSION")
list(GET "GLSLANG_VERSIONS" 1 "GLSLANG_VERSION_MAJOR")
list(GET "GLSLANG_VERSIONS" 2 "GLSLANG_VERSION_MINOR")
list(GET "GLSLANG_VERSIONS" 3 "GLSLANG_VERSION_PATCH")
list(GET "GLSLANG_VERSIONS" 4 "GLSLANG_VERSION_FLAVOR")
configure_file(${GLSLANG_CHANGES_FILE} "${CMAKE_CURRENT_BINARY_DIR}/CHANGES.md") # Required to re-run cmake on version change
configurate_version()
# glslang_add_build_info_dependency() adds the glslang-build-info dependency and
# generated include directories to target.
function(glslang_add_build_info_dependency target)
target_include_directories(${target} PUBLIC $<BUILD_INTERFACE:${GLSLANG_GENERATED_INCLUDEDIR}>)
add_dependencies(${target} glslang-build-info)
endfunction()