Merge commit '852f2a6343518919e5ca8d3c1bbcab9f493e3cd8'

This commit is contained in:
2024-01-17 17:02:59 +01:00
1244 changed files with 50102 additions and 28146 deletions

View File

@ -82,16 +82,48 @@ if(APPLE)
enable_language(OBJC)
endif()
function(SDL_detect_linker)
if(CMAKE_VERSION VERSION_LESS 3.29)
if(NOT DEFINED SDL_CMAKE_C_COMPILER_LINKER_ID)
execute_process(COMMAND ${CMAKE_LINKER} -v OUTPUT_VARIABLE LINKER_OUTPUT ERROR_VARIABLE LINKER_OUTPUT)
string(REGEX REPLACE "[\r\n]" " " LINKER_OUTPUT "${LINKER_OUTPUT}")
if(LINKER_OUTPUT MATCHES ".*Microsoft.*")
set(linker MSVC)
else()
set(linker GNUlike)
endif()
message(STATUS "Linker identification: ${linker}")
set(SDL_CMAKE_C_COMPILER_LINKER_ID "${linker}" CACHE STRING "Linker identification")
mark_as_advanced(SDL_CMAKE_C_COMPILER_LINKER_ID)
endif()
set(CMAKE_C_COMPILER_LINKER_ID "${SDL_CMAKE_C_COMPILER_LINKER_ID}" PARENT_SCOPE)
endif()
endfunction()
function(check_linker_supports_version_file VAR)
SDL_detect_linker()
if(CMAKE_C_COMPILER_LINKER_ID MATCHES "^(MSVC)$")
set(LINKER_SUPPORTS_VERSION_SCRIPT FALSE)
else()
cmake_push_check_state(RESET)
file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/dummy.sym" "n_0 {\n global:\n func;\n local: *;\n};\n")
list(APPEND CMAKE_REQUIRED_LINK_OPTIONS "-Wl,--version-script=${CMAKE_CURRENT_BINARY_DIR}/dummy.sym")
check_c_source_compiles("int func(void) {return 0;} int main(int argc,char*argv[]){(void)argc;(void)argv;return func();}" LINKER_SUPPORTS_VERSION_SCRIPT FAIL_REGEX "(unsupported|syntax error|unrecognized option)")
cmake_pop_check_state()
endif()
set(${VAR} "${LINKER_SUPPORTS_VERSION_SCRIPT}" PARENT_SCOPE)
endfunction()
if(CMAKE_VERSION VERSION_LESS 3.18)
function(check_linker_flag LANG FLAG VAR)
cmake_push_check_state()
list(APPEND CMAKE_REQUIRED_LINK_OPTIONS ${FLAG} )
cmake_push_check_state(RESET)
list(APPEND CMAKE_REQUIRED_LINK_OPTIONS ${FLAG})
if(LANG STREQUAL "C")
include(CheckCSourceCompiles)
check_c_source_compiles("int main(int argc,char*argv[]){(void)argc;(void)argv;return 0;}" ${VAR} FAIL_REGEX "warning")
check_c_source_compiles("int main(int argc,char*argv[]){(void)argc;(void)argv;return 0;}" ${VAR} FAIL_REGEX "(unsupported|syntax error)")
elseif(LANG STREQUAL "CXX")
include(CheckCXXSourceCompiles)
check_cxx_source_compiles("int main(int argc,char*argv[]){(void)argc;(void)argv;return 0;}" ${VAR} FAIL_REGEX "warning")
check_cxx_source_compiles("int main(int argc,char*argv[]){(void)argc;(void)argv;return 0;}" ${VAR} FAIL_REGEX "(unsupported|syntax error)")
else()
message(FATAL_ERROR "Unsupported language: ${LANG}")
endif()
@ -169,3 +201,17 @@ function(SDL_PrintSummary)
message(STATUS "")
endif()
endfunction()
function(SDL_install_pdb TARGET DIRECTORY)
get_property(type TARGET ${TARGET} PROPERTY TYPE)
if(type MATCHES "^(SHARED_LIBRARY|EXECUTABLE)$")
install(FILES $<TARGET_PDB_FILE:${TARGET}> DESTINATION "${DIRECTORY}" OPTIONAL)
elseif(type STREQUAL "STATIC_LIBRARY")
# FIXME: Use $<TARGET_COMPILE_PDB_FILE:${TARGET} once it becomes available (https://gitlab.kitware.com/cmake/cmake/-/issues/25244)
if(CMAKE_GENERATOR MATCHES "^Visual Studio.*")
install(CODE "file(INSTALL DESTINATION \"\${CMAKE_INSTALL_PREFIX}/${DIRECTORY}\" TYPE FILE OPTIONAL FILES \"${CMAKE_CURRENT_BINARY_DIR}/\${CMAKE_INSTALL_CONFIG_NAME}/${TARGET}.pdb\")")
else()
install(CODE "file(INSTALL DESTINATION \"\${CMAKE_INSTALL_PREFIX}/${DIRECTORY}\" TYPE FILE OPTIONAL FILES \"${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/${TARGET}.dir/${TARGET}.pdb\")")
endif()
endif()
endfunction()