Remove unused CMake variables

This commit is contained in:
Chris Thrasher 2022-02-17 11:35:25 -07:00 committed by Lukas Dürrenberger
parent abe420897d
commit a733e4cd7e

View File

@ -81,50 +81,19 @@ if(SFML_OS_FREEBSD OR SFML_OS_OPENBSD OR SFML_OS_NETBSD)
set(SFML_PKGCONFIG_DIR "/libdata/pkgconfig")
endif()
# detect the compiler and its version
# detect the compiler
# Note: The detection is order is important because:
# - Visual Studio can both use MSVC and Clang
# - GNUCXX can still be set on macOS when using Clang
if(MSVC)
set(SFML_COMPILER_MSVC 1)
if(MSVC_VERSION EQUAL 1400)
set(SFML_MSVC_VERSION 8)
elseif(MSVC_VERSION EQUAL 1500)
set(SFML_MSVC_VERSION 9)
elseif(MSVC_VERSION EQUAL 1600)
set(SFML_MSVC_VERSION 10)
elseif(MSVC_VERSION EQUAL 1700)
set(SFML_MSVC_VERSION 11)
elseif(MSVC_VERSION EQUAL 1800)
set(SFML_MSVC_VERSION 12)
elseif(MSVC_VERSION EQUAL 1900)
set(SFML_MSVC_VERSION 14)
elseif(MSVC_VERSION LESS_EQUAL 1919)
set(SFML_MSVC_VERSION 15)
elseif(MSVC_VERSION LESS_EQUAL 1929)
set(SFML_MSVC_VERSION 16)
elseif(MSVC_VERSION LESS_EQUAL 1939)
set(SFML_MSVC_VERSION 17)
endif()
elseif(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
set(SFML_COMPILER_CLANG 1)
execute_process(COMMAND "${CMAKE_CXX_COMPILER}" "--version" OUTPUT_VARIABLE CLANG_VERSION_OUTPUT)
string(REGEX REPLACE ".*clang version ([0-9]+\\.[0-9]+).*" "\\1" SFML_CLANG_VERSION "${CLANG_VERSION_OUTPUT}")
elseif(CMAKE_COMPILER_IS_GNUCXX)
set(SFML_COMPILER_GCC 1)
execute_process(COMMAND "${CMAKE_CXX_COMPILER}" "-dumpversion" OUTPUT_VARIABLE GCC_VERSION_OUTPUT)
string(REGEX REPLACE "([0-9]+\\.[0-9]+).*" "\\1" SFML_GCC_VERSION "${GCC_VERSION_OUTPUT}")
execute_process(COMMAND "${CMAKE_CXX_COMPILER}" "--version" OUTPUT_VARIABLE GCC_COMPILER_VERSION)
string(REGEX MATCHALL ".*(tdm[64]*-[1-9]).*" SFML_COMPILER_GCC_TDM "${GCC_COMPILER_VERSION}")
execute_process(COMMAND "${CMAKE_CXX_COMPILER}" "-dumpmachine" OUTPUT_VARIABLE GCC_MACHINE)
string(STRIP "${GCC_MACHINE}" GCC_MACHINE)
if(GCC_MACHINE MATCHES ".*w64.*")
set(SFML_COMPILER_GCC_W64 1)
endif()
else()
message(FATAL_ERROR "Unsupported compiler")
return()