196 lines
7.5 KiB
CMake
196 lines
7.5 KiB
CMake
cmake_minimum_required (VERSION 2.6)
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PROJECT(TryCompile)
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MACRO(TEST_ASSERT value msg)
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IF (NOT ${value})
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MESSAGE (SEND_ERROR "Assertion failure:" ${msg} )
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ENDIF (NOT ${value})
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ENDMACRO(TEST_ASSERT)
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MACRO(TEST_FAIL value msg)
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IF (${value})
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MESSAGE (SEND_ERROR "Failing test succeeded:" ${msg} )
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ENDIF (${value})
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ENDMACRO(TEST_FAIL)
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MACRO(TEST_EXPECT_EXACT command expected)
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IF(NOT "x${result}" STREQUAL "x${expected}")
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MESSAGE(SEND_ERROR "${CMAKE_CURRENT_LIST_LINE}: TEST \"${command}\" failed: \"${result}\" expected: \"${expected}\"")
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ENDIF(NOT "x${result}" STREQUAL "x${expected}")
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ENDMACRO(TEST_EXPECT_EXACT command expected)
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MACRO(TEST_EXPECT_CONTAINS command expected)
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IF(NOT "${result}" MATCHES "${expected}")
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MESSAGE(SEND_ERROR "${CMAKE_CURRENT_LIST_LINE}: TEST \"${command}\" failed: \"${result}\" expected: \"${expected}\"")
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ENDIF(NOT "${result}" MATCHES "${expected}")
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ENDMACRO(TEST_EXPECT_CONTAINS command expected)
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# try to compile a file that should compile
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# also check that COPY_FILE works
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TRY_COMPILE(SHOULD_PASS
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${TryCompile_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp
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${TryCompile_SOURCE_DIR}/pass.c
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OUTPUT_VARIABLE TRY_OUT
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COPY_FILE ${TryCompile_BINARY_DIR}/CopyOfPass
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)
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IF(NOT SHOULD_PASS)
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MESSAGE(SEND_ERROR "should pass failed ${TRY_OUT}")
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ENDIF(NOT SHOULD_PASS)
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IF(NOT EXISTS "${TryCompile_BINARY_DIR}/CopyOfPass")
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MESSAGE(SEND_ERROR "COPY_FILE to \"${TryCompile_BINARY_DIR}/CopyOfPass\" failed")
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ELSE(NOT EXISTS "${TryCompile_BINARY_DIR}/CopyOfPass")
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FILE(REMOVE "${TryCompile_BINARY_DIR}/CopyOfPass")
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ENDIF(NOT EXISTS "${TryCompile_BINARY_DIR}/CopyOfPass")
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# try to compile a file that should not compile
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TRY_COMPILE(SHOULD_FAIL
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${TryCompile_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp
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${TryCompile_SOURCE_DIR}/fail.c
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OUTPUT_VARIABLE TRY_OUT)
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IF(SHOULD_FAIL)
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MESSAGE(SEND_ERROR "Should fail passed ${TRY_OUT}")
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ENDIF(SHOULD_FAIL)
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# try to compile a file that should compile
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TRY_COMPILE(SHOULD_PASS
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${TryCompile_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp
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${TryCompile_SOURCE_DIR}/pass.c
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OUTPUT_VARIABLE TRY_OUT)
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IF(NOT SHOULD_PASS)
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MESSAGE(SEND_ERROR "should pass failed ${TRY_OUT}")
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ENDIF(NOT SHOULD_PASS)
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# try to compile a file that should not compile
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TRY_COMPILE(SHOULD_FAIL
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${TryCompile_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp
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${TryCompile_SOURCE_DIR}/fail.c
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OUTPUT_VARIABLE TRY_OUT)
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IF(SHOULD_FAIL)
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MESSAGE(SEND_ERROR "Should fail passed ${TRY_OUT}")
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ENDIF(SHOULD_FAIL)
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IF(NOT SHOULD_FAIL)
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IF(SHOULD_PASS)
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MESSAGE("All Tests passed, ignore all previous output.")
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ELSE(SHOULD_PASS)
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MESSAGE("Test failed")
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ENDIF(SHOULD_PASS)
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ELSE(NOT SHOULD_FAIL)
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MESSAGE("Test failed")
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ENDIF(NOT SHOULD_FAIL)
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TRY_COMPILE(CMAKE_ANSI_FOR_SCOPE
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${TryCompile_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp
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${CMAKE_ROOT}/Modules/TestForAnsiForScope.cxx OUTPUT_VARIABLE OUT)
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IF (CMAKE_ANSI_FOR_SCOPE)
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MESSAGE("Compiler supports ansi for")
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ELSE(CMAKE_ANSI_FOR_SCOPE)
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MESSAGE("Compiler does not support ansi for scope")
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ENDIF(CMAKE_ANSI_FOR_SCOPE)
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TRY_COMPILE(CMAKE_ANSI_FOR_SCOPE
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${TryCompile_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp
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${CMAKE_ROOT}/Modules/TestForAnsiForScope.cxx OUTPUT_VARIABLE OUT)
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IF (CMAKE_ANSI_FOR_SCOPE)
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MESSAGE("Compiler supports ansi for")
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ELSE(CMAKE_ANSI_FOR_SCOPE)
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MESSAGE("Compiler does not support ansi for scope")
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ENDIF(CMAKE_ANSI_FOR_SCOPE)
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MESSAGE("use the module now")
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INCLUDE(${CMAKE_ROOT}/Modules/TestForANSIForScope.cmake)
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IF (CMAKE_ANSI_FOR_SCOPE)
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MESSAGE("Compiler supports ansi for")
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ELSE(CMAKE_ANSI_FOR_SCOPE)
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MESSAGE("Compiler does not support ansi for scope")
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ENDIF(CMAKE_ANSI_FOR_SCOPE)
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ADD_EXECUTABLE(TryCompile pass.c)
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######################################
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# now two tests for TRY_RUN
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# try to run a file that should compile and run without error
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# also check that OUTPUT_VARIABLE contains both the compile output
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# and the run output
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TRY_RUN(SHOULD_RUN SHOULD_COMPILE
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${TryCompile_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp
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${TryCompile_SOURCE_DIR}/exit_success.c
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OUTPUT_VARIABLE TRY_OUT)
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IF(NOT SHOULD_COMPILE)
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MESSAGE(SEND_ERROR "exit_success failed compiling: ${TRY_OUT}")
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ENDIF(NOT SHOULD_COMPILE)
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IF(NOT "${SHOULD_RUN}" STREQUAL "0")
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MESSAGE(SEND_ERROR "exit_success failed running with exit code ${SHOULD_RUN}")
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ENDIF(NOT "${SHOULD_RUN}" STREQUAL "0")
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# check the compile output for the filename
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IF(NOT "${TRY_OUT}" MATCHES "exit_success")
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MESSAGE(SEND_ERROR " TRY_OUT didn't contain \"exit_success\": \"${TRY_OUT}\"")
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ENDIF(NOT "${TRY_OUT}" MATCHES "exit_success")
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# check the run output
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IF(NOT "${TRY_OUT}" MATCHES "hello world")
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MESSAGE(SEND_ERROR " TRY_OUT didn't contain \"hello world\": \"${TRY_OUT}\"")
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ENDIF(NOT "${TRY_OUT}" MATCHES "hello world")
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# try to run a file that should compile and run, but return an error
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TRY_RUN(SHOULD_EXIT_WITH_ERROR SHOULD_COMPILE
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${TryCompile_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp
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${TryCompile_SOURCE_DIR}/exit_with_error.c
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COMPILE_OUTPUT_VARIABLE COMPILE_OUTPUT
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RUN_OUTPUT_VARIABLE RUN_OUTPUT)
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IF(NOT SHOULD_COMPILE)
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MESSAGE(STATUS " exit_with_error failed compiling: ${COMPILE_OUTPUT}")
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ENDIF(NOT SHOULD_COMPILE)
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IF("${SHOULD_EXIT_WITH_ERROR}" STREQUAL "0")
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MESSAGE(SEND_ERROR " exit_with_error passed with exit code ${SHOULD_EXIT_WITH_ERROR}")
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ENDIF("${SHOULD_EXIT_WITH_ERROR}" STREQUAL "0")
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# check the compile output, it should contain the filename
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IF(NOT "${COMPILE_OUTPUT}" MATCHES "exit_with_error")
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MESSAGE(SEND_ERROR " COMPILE_OUT didn't contain \"exit_with_error\": \"${COMPILE_OUTPUT}\"")
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ENDIF(NOT "${COMPILE_OUTPUT}" MATCHES "exit_with_error")
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#... but not the run time output
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IF("${COMPILE_OUTPUT}" MATCHES "hello world")
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MESSAGE(SEND_ERROR " COMPILE_OUT contains the run output: \"${COMPILE_OUTPUT}\"")
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ENDIF("${COMPILE_OUTPUT}" MATCHES "hello world")
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# check the run output, it should stdout
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IF(NOT "${RUN_OUTPUT}" MATCHES "hello world")
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MESSAGE(SEND_ERROR " RUN_OUTPUT didn't contain \"hello world\": \"${RUN_OUTPUT}\"")
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ENDIF(NOT "${RUN_OUTPUT}" MATCHES "hello world")
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#######################################################################
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#
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# also test that the CHECK_C_SOURCE_COMPILES, CHECK_CXX_SOURCE_COMPILES
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# CHECK_C_SOURCE_RUNS and CHECK_CXX_SOURCE_RUNS macros work
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INCLUDE(CheckCSourceCompiles)
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INCLUDE(CheckCXXSourceCompiles)
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INCLUDE(CheckCSourceRuns)
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INCLUDE(CheckCXXSourceRuns)
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CHECK_C_SOURCE_COMPILES("I dont build" C_BUILD_SHOULD_FAIL)
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CHECK_C_SOURCE_COMPILES("int main() {return 0;}" C_BUILD_SHOULD_WORK)
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CHECK_C_SOURCE_RUNS("int main() {return 1;}" C_RUN_SHOULD_FAIL)
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CHECK_C_SOURCE_RUNS("int main() {return 0;}" C_RUN_SHOULD_WORK)
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TEST_FAIL(C_BUILD_SHOULD_FAIL "CHECK_C_SOURCE_COMPILES() succeeded, but should have failed")
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TEST_ASSERT(C_BUILD_SHOULD_WORK "CHECK_C_SOURCE_COMPILES() failed")
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TEST_FAIL(C_RUN_SHOULD_FAIL "CHECK_C_SOURCE_RUNS() succeeded, but should have failed")
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TEST_ASSERT(C_RUN_SHOULD_WORK "CHECK_C_SOURCE_RUNS() failed")
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CHECK_CXX_SOURCE_COMPILES("I dont build" CXX_BUILD_SHOULD_FAIL)
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CHECK_CXX_SOURCE_COMPILES("int main() {return 0;}" CXX_BUILD_SHOULD_WORK)
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CHECK_CXX_SOURCE_RUNS("int main() {return 2;}" CXX_RUN_SHOULD_FAIL)
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CHECK_CXX_SOURCE_RUNS("int main() {return 0;}" CXX_RUN_SHOULD_WORK)
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TEST_FAIL(CXX_BUILD_SHOULD_FAIL "CHECK_CXX_SOURCE_COMPILES() succeeded, but should have failed")
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TEST_ASSERT(CXX_BUILD_SHOULD_WORK "CHECK_CXX_SOURCE_COMPILES() failed")
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TEST_FAIL(CXX_RUN_SHOULD_FAIL "CHECK_CXX_SOURCE_RUNS() succeeded, but should have failed")
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TEST_ASSERT(CXX_RUN_SHOULD_WORK "CHECK_CXX_SOURCE_RUNS() failed")
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