diff options
Diffstat (limited to 'Modules/CheckFunctionExists.cmake')
| -rw-r--r-- | Modules/CheckFunctionExists.cmake | 54 |
1 files changed, 27 insertions, 27 deletions
diff --git a/Modules/CheckFunctionExists.cmake b/Modules/CheckFunctionExists.cmake index 8c469f0..b9c0f26 100644 --- a/Modules/CheckFunctionExists.cmake +++ b/Modules/CheckFunctionExists.cmake @@ -27,29 +27,29 @@ # (To distribute this file outside of CMake, substitute the full # License text for the above reference.) -INCLUDE("${CMAKE_CURRENT_LIST_DIR}/CMakeExpandImportedTargets.cmake") +include("${CMAKE_CURRENT_LIST_DIR}/CMakeExpandImportedTargets.cmake") -MACRO(CHECK_FUNCTION_EXISTS FUNCTION VARIABLE) - IF("${VARIABLE}" MATCHES "^${VARIABLE}$") - SET(MACRO_CHECK_FUNCTION_DEFINITIONS +macro(CHECK_FUNCTION_EXISTS FUNCTION VARIABLE) + if("${VARIABLE}" MATCHES "^${VARIABLE}$") + set(MACRO_CHECK_FUNCTION_DEFINITIONS "-DCHECK_FUNCTION_EXISTS=${FUNCTION} ${CMAKE_REQUIRED_FLAGS}") - MESSAGE(STATUS "Looking for ${FUNCTION}") - IF(CMAKE_REQUIRED_LIBRARIES) + message(STATUS "Looking for ${FUNCTION}") + if(CMAKE_REQUIRED_LIBRARIES) # this one translates potentially used imported library targets to their files on disk CMAKE_EXPAND_IMPORTED_TARGETS(_ADJUSTED_CMAKE_REQUIRED_LIBRARIES LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} CONFIGURATION "${CMAKE_TRY_COMPILE_CONFIGURATION}") - SET(CHECK_FUNCTION_EXISTS_ADD_LIBRARIES + set(CHECK_FUNCTION_EXISTS_ADD_LIBRARIES "-DLINK_LIBRARIES:STRING=${_ADJUSTED_CMAKE_REQUIRED_LIBRARIES}") - ELSE(CMAKE_REQUIRED_LIBRARIES) - SET(CHECK_FUNCTION_EXISTS_ADD_LIBRARIES) - ENDIF(CMAKE_REQUIRED_LIBRARIES) - IF(CMAKE_REQUIRED_INCLUDES) - SET(CHECK_FUNCTION_EXISTS_ADD_INCLUDES + else(CMAKE_REQUIRED_LIBRARIES) + set(CHECK_FUNCTION_EXISTS_ADD_LIBRARIES) + endif(CMAKE_REQUIRED_LIBRARIES) + if(CMAKE_REQUIRED_INCLUDES) + set(CHECK_FUNCTION_EXISTS_ADD_INCLUDES "-DINCLUDE_DIRECTORIES:STRING=${CMAKE_REQUIRED_INCLUDES}") - ELSE(CMAKE_REQUIRED_INCLUDES) - SET(CHECK_FUNCTION_EXISTS_ADD_INCLUDES) - ENDIF(CMAKE_REQUIRED_INCLUDES) - TRY_COMPILE(${VARIABLE} + else(CMAKE_REQUIRED_INCLUDES) + set(CHECK_FUNCTION_EXISTS_ADD_INCLUDES) + endif(CMAKE_REQUIRED_INCLUDES) + try_compile(${VARIABLE} ${CMAKE_BINARY_DIR} ${CMAKE_ROOT}/Modules/CheckFunctionExists.c COMPILE_DEFINITIONS ${CMAKE_REQUIRED_DEFINITIONS} @@ -57,18 +57,18 @@ MACRO(CHECK_FUNCTION_EXISTS FUNCTION VARIABLE) "${CHECK_FUNCTION_EXISTS_ADD_LIBRARIES}" "${CHECK_FUNCTION_EXISTS_ADD_INCLUDES}" OUTPUT_VARIABLE OUTPUT) - IF(${VARIABLE}) - SET(${VARIABLE} 1 CACHE INTERNAL "Have function ${FUNCTION}") - MESSAGE(STATUS "Looking for ${FUNCTION} - found") - FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log + if(${VARIABLE}) + set(${VARIABLE} 1 CACHE INTERNAL "Have function ${FUNCTION}") + message(STATUS "Looking for ${FUNCTION} - found") + file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log "Determining if the function ${FUNCTION} exists passed with the following output:\n" "${OUTPUT}\n\n") - ELSE(${VARIABLE}) - MESSAGE(STATUS "Looking for ${FUNCTION} - not found") - SET(${VARIABLE} "" CACHE INTERNAL "Have function ${FUNCTION}") - FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log + else(${VARIABLE}) + message(STATUS "Looking for ${FUNCTION} - not found") + set(${VARIABLE} "" CACHE INTERNAL "Have function ${FUNCTION}") + file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log "Determining if the function ${FUNCTION} exists failed with the following output:\n" "${OUTPUT}\n\n") - ENDIF(${VARIABLE}) - ENDIF("${VARIABLE}" MATCHES "^${VARIABLE}$") -ENDMACRO(CHECK_FUNCTION_EXISTS) + endif(${VARIABLE}) + endif("${VARIABLE}" MATCHES "^${VARIABLE}$") +endmacro(CHECK_FUNCTION_EXISTS) |