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PROJECT(TryCompile)
# try to compile a file that should compile
# also check that COPY_FILE works
TRY_COMPILE(SHOULD_PASS
${TryCompile_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp
${TryCompile_SOURCE_DIR}/pass.c
OUTPUT_VARIABLE TRY_OUT
COPY_FILE ${TryCompile_BINARY_DIR}/CopyOfPass
)
IF(NOT SHOULD_PASS)
MESSAGE(SEND_ERROR "should pass failed ${TRY_OUT}")
ENDIF(NOT SHOULD_PASS)
IF(NOT EXISTS "${TryCompile_BINARY_DIR}/CopyOfPass")
MESSAGE(SEND_ERROR "COPY_FILE to \"${TryCompile_BINARY_DIR}/CopyOfPass\" failed")
ELSE(NOT EXISTS "${TryCompile_BINARY_DIR}/CopyOfPass")
FILE(REMOVE "${TryCompile_BINARY_DIR}/CopyOfPass")
ENDIF(NOT EXISTS "${TryCompile_BINARY_DIR}/CopyOfPass")
# try to compile a file that should not compile
TRY_COMPILE(SHOULD_FAIL
${TryCompile_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp
${TryCompile_SOURCE_DIR}/fail.c
OUTPUT_VARIABLE TRY_OUT)
IF(SHOULD_FAIL)
MESSAGE(SEND_ERROR "Should fail passed ${TRY_OUT}")
ENDIF(SHOULD_FAIL)
# try to compile a file that should compile
TRY_COMPILE(SHOULD_PASS
${TryCompile_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp
${TryCompile_SOURCE_DIR}/pass.c
OUTPUT_VARIABLE TRY_OUT)
IF(NOT SHOULD_PASS)
MESSAGE(SEND_ERROR "should pass failed ${TRY_OUT}")
ENDIF(NOT SHOULD_PASS)
# try to compile a file that should not compile
TRY_COMPILE(SHOULD_FAIL
${TryCompile_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp
${TryCompile_SOURCE_DIR}/fail.c
OUTPUT_VARIABLE TRY_OUT)
IF(SHOULD_FAIL)
MESSAGE(SEND_ERROR "Should fail passed ${TRY_OUT}")
ENDIF(SHOULD_FAIL)
IF(NOT SHOULD_FAIL)
IF(SHOULD_PASS)
MESSAGE("All Tests passed, ignore all previous output.")
ELSE(SHOULD_PASS)
MESSAGE("Test failed")
ENDIF(SHOULD_PASS)
ELSE(NOT SHOULD_FAIL)
MESSAGE("Test failed")
ENDIF(NOT SHOULD_FAIL)
TRY_COMPILE(CMAKE_ANSI_FOR_SCOPE
${TryCompile_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp
${CMAKE_ROOT}/Modules/TestForAnsiForScope.cxx OUTPUT_VARIABLE OUT)
IF (CMAKE_ANSI_FOR_SCOPE)
MESSAGE("Compiler supports ansi for")
ELSE(CMAKE_ANSI_FOR_SCOPE)
MESSAGE("Compiler does not support ansi for scope")
ENDIF(CMAKE_ANSI_FOR_SCOPE)
TRY_COMPILE(CMAKE_ANSI_FOR_SCOPE
${TryCompile_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp
${CMAKE_ROOT}/Modules/TestForAnsiForScope.cxx OUTPUT_VARIABLE OUT)
IF (CMAKE_ANSI_FOR_SCOPE)
MESSAGE("Compiler supports ansi for")
ELSE(CMAKE_ANSI_FOR_SCOPE)
MESSAGE("Compiler does not support ansi for scope")
ENDIF(CMAKE_ANSI_FOR_SCOPE)
MESSAGE("use the module now")
INCLUDE(${CMAKE_ROOT}/Modules/TestForANSIForScope.cmake)
IF (CMAKE_ANSI_FOR_SCOPE)
MESSAGE("Compiler supports ansi for")
ELSE(CMAKE_ANSI_FOR_SCOPE)
MESSAGE("Compiler does not support ansi for scope")
ENDIF(CMAKE_ANSI_FOR_SCOPE)
ADD_EXECUTABLE(TryCompile pass.c)
######################################
# now two tests for TRY_RUN
# try to run a file that should compile and run without error
# also check that OUTPUT_VARIABLE contains both the compile output
# and the run output
TRY_RUN(SHOULD_RUN SHOULD_COMPILE
${TryCompile_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp
${TryCompile_SOURCE_DIR}/exit_success.c
OUTPUT_VARIABLE TRY_OUT)
IF(NOT SHOULD_COMPILE)
MESSAGE(SEND_ERROR "exit_success failed compiling: ${TRY_OUT}")
ENDIF(NOT SHOULD_COMPILE)
IF(NOT "${SHOULD_RUN}" STREQUAL "0")
MESSAGE(SEND_ERROR "exit_success failed running with exit code ${SHOULD_RUN}")
ENDIF(NOT "${SHOULD_RUN}" STREQUAL "0")
# check the compile output for the filename
IF(NOT "${TRY_OUT}" MATCHES "exit_success")
MESSAGE(SEND_ERROR " TRY_OUT didn't contain \"exit_success\": \"${TRY_OUT}\"")
ENDIF(NOT "${TRY_OUT}" MATCHES "exit_success")
# check the run output
IF(NOT "${TRY_OUT}" MATCHES "hello world")
MESSAGE(SEND_ERROR " TRY_OUT didn't contain \"hello world\": \"${TRY_OUT}\"")
ENDIF(NOT "${TRY_OUT}" MATCHES "hello world")
# try to run a file that should compile and run, but return an error
TRY_RUN(SHOULD_EXIT_WITH_ERROR SHOULD_COMPILE
${TryCompile_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp
${TryCompile_SOURCE_DIR}/exit_with_error.c
COMPILE_OUTPUT_VARIABLE COMPILE_OUTPUT
RUN_OUTPUT_VARIABLE RUN_OUTPUT)
IF(NOT SHOULD_COMPILE)
MESSAGE(STATUS " exit_with_error failed compiling: ${COMPILE_OUTPUT}")
ENDIF(NOT SHOULD_COMPILE)
IF("${SHOULD_EXIT_WITH_ERROR}" STREQUAL "0")
MESSAGE(SEND_ERROR " exit_with_error passed with exit code ${SHOULD_EXIT_WITH_ERROR}")
ENDIF("${SHOULD_EXIT_WITH_ERROR}" STREQUAL "0")
# check the compile output, it should contain the filename
IF(NOT "${COMPILE_OUTPUT}" MATCHES "exit_with_error")
MESSAGE(SEND_ERROR " COMPILE_OUT didn't contain \"exit_with_error\": \"${COMPILE_OUTPUT}\"")
ENDIF(NOT "${COMPILE_OUTPUT}" MATCHES "exit_with_error")
#... but not the run time output
IF("${COMPILE_OUTPUT}" MATCHES "hello world")
MESSAGE(SEND_ERROR " COMPILE_OUT contains the run output: \"${COMPILE_OUTPUT}\"")
ENDIF("${COMPILE_OUTPUT}" MATCHES "hello world")
# check the run output, it should stdout
IF(NOT "${RUN_OUTPUT}" MATCHES "hello world")
MESSAGE(SEND_ERROR " RUN_OUTPUT didn't contain \"hello world\": \"${RUN_OUTPUT}\"")
ENDIF(NOT "${RUN_OUTPUT}" MATCHES "hello world")
|
