CheckSoureCompiles: Add a unified way to check if a source compiles

1 files changed, 2 insertions, 74 deletions

diff --git a/Modules/CheckOBJCSourceCompiles.cmake b/Modules/CheckOBJCSourceCompiles.cmake
index 502ed74725..aad2bdce7a 100644
--- a/Modules/CheckOBJCSourceCompiles.cmake
+++ b/Modules/CheckOBJCSourceCompiles.cmake
@@ -68,80 +68,8 @@ Check if given Objective-C source compiles and links into an executable.
 #]=======================================================================]
 
 include_guard(GLOBAL)
+include(CheckSourceCompiles)
 
 macro(CHECK_OBJC_SOURCE_COMPILES SOURCE VAR)
-  if(NOT DEFINED "${VAR}")
-    set(_FAIL_REGEX)
-    set(_key)
-    foreach(arg ${ARGN})
-      if("${arg}" MATCHES "^(FAIL_REGEX)$")
-        set(_key "${arg}")
-      elseif(_key)
-        list(APPEND _${_key} "${arg}")
-      else()
-        message(FATAL_ERROR "Unknown argument:\n  ${arg}\n")
-      endif()
-    endforeach()
-    set(MACRO_CHECK_FUNCTION_DEFINITIONS
-      "-D${VAR} ${CMAKE_REQUIRED_FLAGS}")
-    if(CMAKE_REQUIRED_LINK_OPTIONS)
-      set(CHECK_OBJC_SOURCE_COMPILES_ADD_LINK_OPTIONS
-        LINK_OPTIONS ${CMAKE_REQUIRED_LINK_OPTIONS})
-    else()
-      set(CHECK_OBJC_SOURCE_COMPILES_ADD_LINK_OPTIONS)
-    endif()
-    if(CMAKE_REQUIRED_LIBRARIES)
-      set(CHECK_OBJC_SOURCE_COMPILES_ADD_LIBRARIES
-        LINK_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
-    else()
-      set(CHECK_OBJC_SOURCE_COMPILES_ADD_LIBRARIES)
-    endif()
-    if(CMAKE_REQUIRED_INCLUDES)
-      set(CHECK_OBJC_SOURCE_COMPILES_ADD_INCLUDES
-        "-DINCLUDE_DIRECTORIES:STRING=${CMAKE_REQUIRED_INCLUDES}")
-    else()
-      set(CHECK_OBJC_SOURCE_COMPILES_ADD_INCLUDES)
-    endif()
-    file(WRITE "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/src.m"
-      "${SOURCE}\n")
-
-    if(NOT CMAKE_REQUIRED_QUIET)
-      message(CHECK_START "Performing Test ${VAR}")
-    endif()
-    try_compile(${VAR}
-      ${CMAKE_BINARY_DIR}
-      ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/src.m
-      COMPILE_DEFINITIONS ${CMAKE_REQUIRED_DEFINITIONS}
-      ${CHECK_OBJC_SOURCE_COMPILES_ADD_LINK_OPTIONS}
-      ${CHECK_OBJC_SOURCE_COMPILES_ADD_LIBRARIES}
-      CMAKE_FLAGS -DCOMPILE_DEFINITIONS:STRING=${MACRO_CHECK_FUNCTION_DEFINITIONS}
-      "${CHECK_OBJC_SOURCE_COMPILES_ADD_INCLUDES}"
-      OUTPUT_VARIABLE OUTPUT)
-
-    foreach(_regex ${_FAIL_REGEX})
-      if("${OUTPUT}" MATCHES "${_regex}")
-        set(${VAR} 0)
-      endif()
-    endforeach()
-
-    if(${VAR})
-      set(${VAR} 1 CACHE INTERNAL "Test ${VAR}")
-      if(NOT CMAKE_REQUIRED_QUIET)
-        message(CHECK_PASS "Success")
-      endif()
-      file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
-        "Performing Objective-C SOURCE FILE Test ${VAR} succeeded with the following output:\n"
-        "${OUTPUT}\n"
-        "Source file was:\n${SOURCE}\n")
-    else()
-      if(NOT CMAKE_REQUIRED_QUIET)
-        message(CHECK_FAIL "Failed")
-      endif()
-      set(${VAR} "" CACHE INTERNAL "Test ${VAR}")
-      file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
-        "Performing Objective-C SOURCE FILE Test ${VAR} failed with the following output:\n"
-        "${OUTPUT}\n"
-        "Source file was:\n${SOURCE}\n")
-    endif()
-  endif()
+  check_source_compiles(OBJC "${SOURCE}" ${VAR} ${ARGN})
 endmacro()