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| author | Bill Hoffman <bill.hoffman@kitware.com> | 2006-08-03 13:41:21 -0400 |
|---|---|---|
| committer | Bill Hoffman <bill.hoffman@kitware.com> | 2006-08-03 13:41:21 -0400 |
| commit | 61aa4afd1e0fffa5d6682ac7890cd8b726d47d3a (patch) | |
| tree | bc261461b031e4df68ae8bc2021ead92fb31a54b /Modules/CheckCSourceRuns.cmake | |
| parent | 441d208bb323b49bc7a42036d17fb5eb2a9cba48 (diff) | |
| download | cmake-61aa4afd1e0fffa5d6682ac7890cd8b726d47d3a.tar.gz | |
ENH: add a crun macro and fix the output log for compile c
Diffstat (limited to 'Modules/CheckCSourceRuns.cmake')
| -rw-r--r-- | Modules/CheckCSourceRuns.cmake | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/Modules/CheckCSourceRuns.cmake b/Modules/CheckCSourceRuns.cmake new file mode 100644 index 0000000000..641b41fb9e --- /dev/null +++ b/Modules/CheckCSourceRuns.cmake @@ -0,0 +1,60 @@ +# - Check if the source code provided in the SOURCE argument compiles. +# CHECK_C_SOURCE_RUNS(SOURCE VAR) +# - macro which checks if the source code runs +# 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_C_SOURCE_RUNS SOURCE VAR) + IF("${VAR}" MATCHES "^${VAR}$") + SET(MACRO_CHECK_FUNCTION_DEFINITIONS + "-D${VAR} ${CMAKE_REQUIRED_FLAGS}") + IF(CMAKE_REQUIRED_LIBRARIES) + SET(CHECK_C_SOURCE_COMPILES_ADD_LIBRARIES + "-DLINK_LIBRARIES:STRING=${CMAKE_REQUIRED_LIBRARIES}") + ELSE(CMAKE_REQUIRED_LIBRARIES) + SET(CHECK_C_SOURCE_COMPILES_ADD_LIBRARIES) + ENDIF(CMAKE_REQUIRED_LIBRARIES) + IF(CMAKE_REQUIRED_INCLUDES) + SET(CHECK_C_SOURCE_COMPILES_ADD_INCLUDES + "-DINCLUDE_DIRECTORIES:STRING=${CMAKE_REQUIRED_INCLUDES}") + ELSE(CMAKE_REQUIRED_INCLUDES) + SET(CHECK_C_SOURCE_COMPILES_ADD_INCLUDES) + ENDIF(CMAKE_REQUIRED_INCLUDES) + FILE(WRITE "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/src.c" + "${SOURCE}\n") + + MESSAGE(STATUS "Performing Test ${VAR}") + TRY_RUN(${VAR} ${VAR}_COMPILED + ${CMAKE_BINARY_DIR} + ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/src.c + COMPILE_DEFINITIONS ${CMAKE_REQUIRED_DEFINITIONS} + CMAKE_FLAGS -DCOMPILE_DEFINITIONS:STRING=${MACRO_CHECK_FUNCTION_DEFINITIONS} + "${CHECK_C_SOURCE_COMPILES_ADD_LIBRARIES}" + "${CHECK_C_SOURCE_COMPILES_ADD_INCLUDES}" + OUTPUT_VARIABLE OUTPUT) + IF(${VAR}) + SET(${VAR} 1 CACHE INTERNAL "Test ${FUNCTION}") + MESSAGE(STATUS "Performing Test ${VAR} - Success") + FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log + "Performing C SOURCE FILE Test ${VAR} succeded with the following output:\n" + "${OUTPUT}\n" + "Source file was:\n${SOURCE}\n") + ELSE(${VAR}) + MESSAGE(STATUS "Performing Test ${VAR} - Failed") + SET(${VAR} "" CACHE INTERNAL "Test ${FUNCTION}") + FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log + "Performing C SOURCE FILE Test ${VAR} failed with the following output:\n" + "${OUTPUT}\n" + "Source file was:\n${SOURCE}\n") + ENDIF(${VAR}) + ENDIF("${VAR}" MATCHES "^${VAR}$") +ENDMACRO(CHECK_C_SOURCE_RUNS) + |