1# Copyright (C) 2020-2023 The Khronos Group Inc. 2# 3# All rights reserved. 4# 5# Redistribution and use in source and binary forms, with or without 6# modification, are permitted provided that the following conditions 7# are met: 8# 9# Redistributions of source code must retain the above copyright 10# notice, this list of conditions and the following disclaimer. 11# 12# Redistributions in binary form must reproduce the above 13# copyright notice, this list of conditions and the following 14# disclaimer in the documentation and/or other materials provided 15# with the distribution. 16# 17# Neither the name of The Khronos Group Inc. nor the names of its 18# contributors may be used to endorse or promote products derived 19# from this software without specific prior written permission. 20# 21# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 24# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 25# COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 26# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 27# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 28# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 29# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 31# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 32# POSSIBILITY OF SUCH DAMAGE. 33 34find_package(Python3 REQUIRED) 35 36set(GLSLANG_INTRINSIC_H "${GLSLANG_GENERATED_INCLUDEDIR}/glslang/glsl_intrinsic_header.h") 37set(GLSLANG_INTRINSIC_PY "${CMAKE_CURRENT_SOURCE_DIR}/../gen_extension_headers.py") 38set(GLSLANG_INTRINSIC_HEADER_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../glslang/ExtensionHeaders") 39 40add_custom_command( 41 OUTPUT ${GLSLANG_INTRINSIC_H} 42 COMMAND Python3::Interpreter "${GLSLANG_INTRINSIC_PY}" 43 "-i" ${GLSLANG_INTRINSIC_HEADER_DIR} 44 "-o" ${GLSLANG_INTRINSIC_H} 45 DEPENDS ${GLSLANG_INTRINSIC_PY} 46 COMMENT "Generating ${GLSLANG_INTRINSIC_H}") 47 48set(SOURCES StandAlone.cpp DirStackFileIncluder.h ${GLSLANG_INTRINSIC_H}) 49 50add_executable(glslang-standalone ${SOURCES}) 51if(${CMAKE_CXX_COMPILER_ID} MATCHES "GNU") 52 target_compile_options(glslang-standalone PRIVATE -Wconversion) 53elseif(${CMAKE_CXX_COMPILER_ID} MATCHES "Clang" AND NOT MSVC) 54 target_compile_options(glslang-standalone PRIVATE -Wshorten-64-to-32) 55endif() 56set_property(TARGET glslang-standalone PROPERTY FOLDER tools) 57set_property(TARGET glslang-standalone PROPERTY OUTPUT_NAME glslang) 58glslang_set_link_args(glslang-standalone) 59 60set(LIBRARIES 61 glslang 62 glslang-default-resource-limits) 63 64if(WIN32) 65 set(LIBRARIES ${LIBRARIES} psapi) 66elseif(UNIX) 67 if(NOT ANDROID AND NOT QNX) 68 set(LIBRARIES ${LIBRARIES} pthread) 69 endif() 70endif() 71 72target_link_libraries(glslang-standalone ${LIBRARIES}) 73target_include_directories(glslang-standalone PUBLIC 74 $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/../External>) 75 76if(ENABLE_SPIRV) 77 if(ENABLE_SPVREMAPPER) 78 set(REMAPPER_SOURCES spirv-remap.cpp) 79 add_executable(spirv-remap ${REMAPPER_SOURCES}) 80 set_property(TARGET spirv-remap PROPERTY FOLDER tools) 81 glslang_set_link_args(spirv-remap) 82 target_link_libraries(spirv-remap SPVRemapper ${LIBRARIES}) 83 endif() 84endif() 85 86if(WIN32) 87 source_group("Source" FILES ${SOURCES}) 88endif() 89 90# Create a symbolic link to glslang named glslangValidator for backwards compatibility 91set(legacy_glslang_name "glslangValidator${CMAKE_EXECUTABLE_SUFFIX}") 92set(link_method create_symlink) 93if(WIN32 OR MINGW) 94 set(link_method copy_if_different) 95endif() 96 97add_custom_command( 98 TARGET glslang-standalone POST_BUILD 99 COMMAND "${CMAKE_COMMAND}" -E "${link_method}" "\$<TARGET_FILE_NAME:glslang-standalone>" "${legacy_glslang_name}" 100 WORKING_DIRECTORY "\$<TARGET_FILE_DIR:glslang-standalone>" 101 VERBATIM 102) 103 104if(GLSLANG_ENABLE_INSTALL) 105 install(TARGETS glslang-standalone EXPORT glslang-targets) 106 107 # Create the same symlink at install time 108 install(CODE "\ 109 message(STATUS \"Installing (${link_method}): \$<TARGET_FILE_NAME:glslang-standalone> -> \$ENV{DESTDIR}\${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_BINDIR}\") 110 execute_process( 111 COMMAND \"\${CMAKE_COMMAND}\" -E ${link_method} [=[\$<TARGET_FILE_NAME:glslang-standalone>]=] [=[${legacy_glslang_name}]=] 112 WORKING_DIRECTORY \"\$ENV{DESTDIR}\${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_BINDIR}\" 113 ) 114 ") 115 116 if(ENABLE_SPIRV) 117 if(ENABLE_SPVREMAPPER) 118 install(TARGETS spirv-remap EXPORT glslang-targets) 119 endif() 120 endif() 121endif(GLSLANG_ENABLE_INSTALL) 122