COMP: Add missing cmake file

This commit is contained in:
Andy Cedilnik 2006-08-22 15:46:22 -04:00
parent d510ef2557
commit 0ec4b84c91
2 changed files with 63 additions and 1 deletions

View File

@ -245,7 +245,7 @@ ENDIF(NOT KWSYS_IN_SOURCE_BUILD)
IF("${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION}" LESS 2.4) IF("${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION}" LESS 2.4)
MESSAGE(STATUS "Skip large files support because CMake is earlier than 2.4") MESSAGE(STATUS "Skip large files support because CMake is earlier than 2.4")
ELSE("${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION}" LESS 2.4) ELSE("${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION}" LESS 2.4)
INCLUDE(CheckCXXSourceRuns) INCLUDE(${CMAKE_CURRENT_SOURCE_DIR}/CheckCXXSourceRuns.cmake)
FILE(READ "${CMAKE_CURRENT_SOURCE_DIR}/RequireLargeFilesSupport.cxx" FILE(READ "${CMAKE_CURRENT_SOURCE_DIR}/RequireLargeFilesSupport.cxx"
__kwsys_require_large_files_support) __kwsys_require_large_files_support)
CHECK_CXX_SOURCE_RUNS("${__kwsys_require_large_files_support}" CHECK_CXX_SOURCE_RUNS("${__kwsys_require_large_files_support}"

View File

@ -0,0 +1,62 @@
# - Check if the source code provided in the SOURCE argument compiles.
# CHECK_CXX_SOURCE_COMPILES(SOURCE VAR)
# - macro which checks if the source code compiles\
# SOURCE - source code to try to compile
# VAR - variable to store size if the type exists.
#
# The following variables may be set before calling this macro to
# modify the way the check is run:
#
# CMAKE_REQUIRED_FLAGS = string of compile command line flags
# CMAKE_REQUIRED_DEFINITIONS = list of macros to define (-DFOO=bar)
# CMAKE_REQUIRED_INCLUDES = list of include directories
# CMAKE_REQUIRED_LIBRARIES = list of libraries to link
MACRO(CHECK_CXX_SOURCE_RUNS SOURCE VAR COMMENT)
IF("HAVE_${VAR}" MATCHES "^HAVE_${VAR}$")
SET(MACRO_CHECK_FUNCTION_DEFINITIONS
"-D${VAR} ${CMAKE_REQUIRED_FLAGS}")
IF(CMAKE_REQUIRED_LIBRARIES)
SET(CHECK_CXX_SOURCE_COMPILES_ADD_LIBRARIES
"-DLINK_LIBRARIES:STRING=${CMAKE_REQUIRED_LIBRARIES}")
ELSE(CMAKE_REQUIRED_LIBRARIES)
SET(CHECK_CXX_SOURCE_COMPILES_ADD_LIBRARIES)
ENDIF(CMAKE_REQUIRED_LIBRARIES)
IF(CMAKE_REQUIRED_INCLUDES)
SET(CHECK_CXX_SOURCE_COMPILES_ADD_INCLUDES
"-DINCLUDE_DIRECTORIES:STRING=${CMAKE_REQUIRED_INCLUDES}")
ELSE(CMAKE_REQUIRED_INCLUDES)
SET(CHECK_CXX_SOURCE_COMPILES_ADD_INCLUDES)
ENDIF(CMAKE_REQUIRED_INCLUDES)
SET(CMAKE_EMPTY_INPUT_FILE_CONTENT "${SOURCE}")
CONFIGURE_FILE("${VTK_SOURCE_DIR}/CMake/CMakeEmptyInputFile.in"
"${CMAKE_BINARY_DIR}/CMakeFiles/CMakeTmp/src.cxx")
MESSAGE(STATUS "Performing Test ${COMMENT}")
TRY_RUN(${VAR} HAVE_${VAR}
${CMAKE_BINARY_DIR}
${CMAKE_BINARY_DIR}/CMakeFiles/CMakeTmp/src.cxx
COMPILE_DEFINITIONS ${CMAKE_REQUIRED_DEFINITIONS}
CMAKE_FLAGS -DCOMPILE_DEFINITIONS:STRING=${MACRO_CHECK_FUNCTION_DEFINITIONS}
"${CHECK_CXX_SOURCE_COMPILES_ADD_LIBRARIES}"
"${CHECK_CXX_SOURCE_COMPILES_ADD_INCLUDES}"
OUTPUT_VARIABLE OUTPUT)
IF(HAVE_${VAR})
SET(${VAR} 1 CACHE INTERNAL "Test ${COMMENT}")
MESSAGE(STATUS "Performing Test ${COMMENT} - Success")
FILE(APPEND ${CMAKE_BINARY_DIR}/CMakeFiles/CMakeOutput.log
"Performing C++ SOURCE FILE Test ${COMMENT} succeded with the following output:\n"
"${OUTPUT}\n"
"Source file was:\n${SOURCE}\n")
ELSE(HAVE_${VAR})
MESSAGE(STATUS "Performing Test ${COMMENT} - Failed")
SET(${VAR} "" CACHE INTERNAL "Test ${COMMENT}")
FILE(APPEND ${CMAKE_BINARY_DIR}/CMakeFiles/CMakeError.log
"Performing C++ SOURCE FILE Test ${COMMENT} failed with the following output:\n"
"${OUTPUT}\n"
"Source file was:\n${SOURCE}\n")
ENDIF(HAVE_${VAR})
ENDIF("HAVE_${VAR}" MATCHES "^HAVE_${VAR}$")
ENDMACRO(CHECK_CXX_SOURCE_RUNS)