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-rw-r--r--Modules/CheckVariableExists.cmake44
1 files changed, 22 insertions, 22 deletions
diff --git a/Modules/CheckVariableExists.cmake b/Modules/CheckVariableExists.cmake
index 7d6c794..f9155a0 100644
--- a/Modules/CheckVariableExists.cmake
+++ b/Modules/CheckVariableExists.cmake
@@ -26,41 +26,41 @@
# (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_VARIABLE_EXISTS VAR VARIABLE)
- IF("${VARIABLE}" MATCHES "^${VARIABLE}$")
- SET(MACRO_CHECK_VARIABLE_DEFINITIONS
+macro(CHECK_VARIABLE_EXISTS VAR VARIABLE)
+ if("${VARIABLE}" MATCHES "^${VARIABLE}$")
+ set(MACRO_CHECK_VARIABLE_DEFINITIONS
"-DCHECK_VARIABLE_EXISTS=${VAR} ${CMAKE_REQUIRED_FLAGS}")
- MESSAGE(STATUS "Looking for ${VAR}")
- IF(CMAKE_REQUIRED_LIBRARIES)
+ message(STATUS "Looking for ${VAR}")
+ 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_VARIABLE_EXISTS_ADD_LIBRARIES
+ set(CHECK_VARIABLE_EXISTS_ADD_LIBRARIES
"-DLINK_LIBRARIES:STRING=${_ADJUSTED_CMAKE_REQUIRED_LIBRARIES}")
- ELSE(CMAKE_REQUIRED_LIBRARIES)
- SET(CHECK_VARIABLE_EXISTS_ADD_LIBRARIES)
- ENDIF(CMAKE_REQUIRED_LIBRARIES)
- TRY_COMPILE(${VARIABLE}
+ else()
+ set(CHECK_VARIABLE_EXISTS_ADD_LIBRARIES)
+ endif()
+ try_compile(${VARIABLE}
${CMAKE_BINARY_DIR}
${CMAKE_ROOT}/Modules/CheckVariableExists.c
COMPILE_DEFINITIONS ${CMAKE_REQUIRED_DEFINITIONS}
CMAKE_FLAGS -DCOMPILE_DEFINITIONS:STRING=${MACRO_CHECK_VARIABLE_DEFINITIONS}
"${CHECK_VARIABLE_EXISTS_ADD_LIBRARIES}"
OUTPUT_VARIABLE OUTPUT)
- IF(${VARIABLE})
- SET(${VARIABLE} 1 CACHE INTERNAL "Have variable ${VAR}")
- MESSAGE(STATUS "Looking for ${VAR} - found")
- FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
+ if(${VARIABLE})
+ set(${VARIABLE} 1 CACHE INTERNAL "Have variable ${VAR}")
+ message(STATUS "Looking for ${VAR} - found")
+ file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
"Determining if the variable ${VAR} exists passed with the following output:\n"
"${OUTPUT}\n\n")
- ELSE(${VARIABLE})
- SET(${VARIABLE} "" CACHE INTERNAL "Have variable ${VAR}")
- MESSAGE(STATUS "Looking for ${VAR} - not found")
- FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
+ else()
+ set(${VARIABLE} "" CACHE INTERNAL "Have variable ${VAR}")
+ message(STATUS "Looking for ${VAR} - not found")
+ file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
"Determining if the variable ${VAR} exists failed with the following output:\n"
"${OUTPUT}\n\n")
- ENDIF(${VARIABLE})
- ENDIF("${VARIABLE}" MATCHES "^${VARIABLE}$")
-ENDMACRO(CHECK_VARIABLE_EXISTS)
+ endif()
+ endif()
+endmacro()