From c72ca71f145cb1b11e26f6ea3c45872ff733fff2 Mon Sep 17 00:00:00 2001 From: Felipe Barriga Richards Date: Mon, 31 Oct 2016 16:06:47 -0300 Subject: [PATCH] cmake: Added code coverage support. check only for C (no C++) support. Check attr/xattr.h --- CMakeLists.txt | 45 +++++--- CMakeModules/CodeCoverage.cmake | 199 ++++++++++++++++++++++++++++++++ 2 files changed, 231 insertions(+), 13 deletions(-) create mode 100644 CMakeModules/CodeCoverage.cmake diff --git a/CMakeLists.txt b/CMakeLists.txt index fa26eb9..1343d3f 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -1,19 +1,38 @@ cmake_minimum_required(VERSION 2.8) -project(fuse_xattrs) - -include (CheckIncludeFileCXX) -check_include_file_cxx (attr/xattr.h HAVE_ATTR_XATTR_H) -check_include_file_cxx (sys/xattr.h HAVE_SYS_XATTR_H) - -# Check if xattr functions take extra argument. -include (CheckCXXSourceCompiles) -CHECK_CXX_SOURCE_COMPILES ("#include - #include - int main() { getxattr(0,0,0,0,0,0); return 1; } " XATTR_ADD_OPT) - +project(fuse_xattrs C) + +# Check xattr headers +include (CheckIncludeFile) +check_include_file (sys/xattr.h HAVE_SYS_XATTR_H) +if(NOT HAVE_SYS_XATTR_H) + message(FATAL_ERROR "sys/xattr.h not found") +endif() + +include (CheckCSourceCompiles) +check_c_source_compiles (" + #include + #include + int main() { return 1; } + " HAVE_ATTR_XATTR_H) +if(NOT HAVE_ATTR_XATTR_H) + message(FATAL_ERROR "attr/xattr.h not found") +endif() + +# set required definitions add_definitions (-D_FILE_OFFSET_BITS=64) -set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11") +set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/CMakeModules/") + +option(ENABLE_CODECOVERAGE "Enable code coverage testing support" ) +if(ENABLE_CODECOVERAGE) + include (CodeCoverage) + set(CMAKE_C_FLAGS "-g -O0 -fprofile-arcs -ftest-coverage") + setup_target_for_coverage( + fuse_xattrs_coverage + ./run_tests.sh + coverage + ) +endif(ENABLE_CODECOVERAGE) set(SOURCE_FILES compat/fuse_opt.c diff --git a/CMakeModules/CodeCoverage.cmake b/CMakeModules/CodeCoverage.cmake new file mode 100644 index 0000000..5163e19 --- /dev/null +++ b/CMakeModules/CodeCoverage.cmake @@ -0,0 +1,199 @@ +# Copyright (c) 2012 - 2015, Lars Bilke +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without modification, +# are permitted provided that the following conditions are met: +# +# 1. Redistributions of source code must retain the above copyright notice, this +# list of conditions and the following disclaimer. +# +# 2. Redistributions in binary form must reproduce the above copyright notice, +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# +# 3. Neither the name of the copyright holder nor the names of its contributors +# may be used to endorse or promote products derived from this software without +# specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND +# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED +# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE +# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR +# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON +# ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# +# +# +# 2012-01-31, Lars Bilke +# - Enable Code Coverage +# +# 2013-09-17, Joakim Söderberg +# - Added support for Clang. +# - Some additional usage instructions. +# +# 2016-10-31, Felipe Barriga Richards +# - Remove C++ support +# +# USAGE: + +# 0. (Mac only) If you use Xcode 5.1 make sure to patch geninfo as described here: +# http://stackoverflow.com/a/22404544/80480 +# +# 1. Copy this file into your cmake modules path. +# +# 2. Add the following line to your CMakeLists.txt: +# INCLUDE(CodeCoverage) +# +# 3. Set compiler flags to turn off optimization and enable coverage: +# SET(CMAKE_CXX_FLAGS "-g -O0 -fprofile-arcs -ftest-coverage") +# SET(CMAKE_C_FLAGS "-g -O0 -fprofile-arcs -ftest-coverage") +# +# 3. Use the function SETUP_TARGET_FOR_COVERAGE to create a custom make target +# which runs your test executable and produces a lcov code coverage report: +# Example: +# SETUP_TARGET_FOR_COVERAGE( +# my_coverage_target # Name for custom target. +# test_driver # Name of the test driver executable that runs the tests. +# # NOTE! This should always have a ZERO as exit code +# # otherwise the coverage generation will not complete. +# coverage # Name of output directory. +# ) +# +# 4. Build a Debug build: +# cmake -DCMAKE_BUILD_TYPE=Debug .. +# make +# make my_coverage_target +# +# + +# Check prereqs +FIND_PROGRAM( GCOV_PATH gcov ) +FIND_PROGRAM( LCOV_PATH lcov ) +FIND_PROGRAM( GENHTML_PATH genhtml ) +FIND_PROGRAM( GCOVR_PATH gcovr PATHS ${CMAKE_SOURCE_DIR}/tests) + +IF(NOT GCOV_PATH) + MESSAGE(FATAL_ERROR "gcov not found! Aborting...") +ENDIF() # NOT GCOV_PATH + +IF("${CMAKE_CXX_COMPILER_ID}" MATCHES "(Apple)?[Cc]lang") + IF("${CMAKE_CXX_COMPILER_VERSION}" VERSION_LESS 3) + MESSAGE(FATAL_ERROR "Clang version must be 3.0.0 or greater! Aborting...") + ENDIF() +ELSEIF(NOT CMAKE_COMPILER_IS_GNUCC) + MESSAGE(FATAL_ERROR "Compiler is not GNU gcc! Aborting...") +ENDIF() # CHECK VALID COMPILER + +SET(CMAKE_C_FLAGS_COVERAGE + "-g -O0 --coverage -fprofile-arcs -ftest-coverage" + CACHE STRING "Flags used by the C compiler during coverage builds." + FORCE ) +SET(CMAKE_EXE_LINKER_FLAGS_COVERAGE + "" + CACHE STRING "Flags used for linking binaries during coverage builds." + FORCE ) +SET(CMAKE_SHARED_LINKER_FLAGS_COVERAGE + "" + CACHE STRING "Flags used by the shared libraries linker during coverage builds." + FORCE ) +MARK_AS_ADVANCED( + CMAKE_C_FLAGS_COVERAGE + CMAKE_EXE_LINKER_FLAGS_COVERAGE + CMAKE_SHARED_LINKER_FLAGS_COVERAGE ) + +IF ( NOT (CMAKE_BUILD_TYPE STREQUAL "Debug" OR CMAKE_BUILD_TYPE STREQUAL "Coverage")) + MESSAGE( WARNING "Code coverage results with an optimized (non-Debug) build may be misleading" ) +ENDIF() # NOT CMAKE_BUILD_TYPE STREQUAL "Debug" + + +# Param _targetname The name of new the custom make target +# Param _testrunner The name of the target which runs the tests. +# MUST return ZERO always, even on errors. +# If not, no coverage report will be created! +# Param _outputname lcov output is generated as _outputname.info +# HTML report is generated in _outputname/index.html +# Optional fourth parameter is passed as arguments to _testrunner +# Pass them in list form, e.g.: "-j;2" for -j 2 +FUNCTION(SETUP_TARGET_FOR_COVERAGE _targetname _testrunner _outputname) + + IF(NOT GCOV_PATH) + MESSAGE(FATAL_ERROR "gcov not found! Aborting...") + ENDIF() # NOT LCOV_PATH + + IF(NOT LCOV_PATH) + MESSAGE(FATAL_ERROR "lcov not found! Aborting...") + ENDIF() # NOT LCOV_PATH + + IF(NOT GENHTML_PATH) + MESSAGE(FATAL_ERROR "genhtml not found! Aborting...") + ENDIF() # NOT GENHTML_PATH + + SET(coverage_info "${CMAKE_BINARY_DIR}/${_outputname}.info") + SET(coverage_cleaned "${coverage_info}.cleaned") + + SEPARATE_ARGUMENTS(test_command UNIX_COMMAND "${_testrunner}") + + # Setup target + ADD_CUSTOM_TARGET(${_targetname} + + # Cleanup lcov + ${LCOV_PATH} --directory . --zerocounters + + # Run tests + COMMAND ${test_command} ${ARGV3} + + # Capturing lcov counters and generating report + COMMAND ${LCOV_PATH} --directory . --capture --output-file ${coverage_info} + COMMAND ${LCOV_PATH} --remove ${coverage_info} 'tests/*' '/usr/*' --output-file ${coverage_cleaned} + COMMAND ${GENHTML_PATH} -o ${_outputname} ${coverage_cleaned} + COMMAND ${CMAKE_COMMAND} -E remove ${coverage_info} ${coverage_cleaned} + + WORKING_DIRECTORY ${CMAKE_BINARY_DIR} + COMMENT "Resetting code coverage counters to zero.\nProcessing code coverage counters and generating report." + ) + + # Show info where to find the report + ADD_CUSTOM_COMMAND(TARGET ${_targetname} POST_BUILD + COMMAND ; + COMMENT "Open ./${_outputname}/index.html in your browser to view the coverage report." + ) + +ENDFUNCTION() # SETUP_TARGET_FOR_COVERAGE + +# Param _targetname The name of new the custom make target +# Param _testrunner The name of the target which runs the tests +# Param _outputname cobertura output is generated as _outputname.xml +# Optional fourth parameter is passed as arguments to _testrunner +# Pass them in list form, e.g.: "-j;2" for -j 2 +FUNCTION(SETUP_TARGET_FOR_COVERAGE_COBERTURA _targetname _testrunner _outputname) + + IF(NOT PYTHON_EXECUTABLE) + MESSAGE(FATAL_ERROR "Python not found! Aborting...") + ENDIF() # NOT PYTHON_EXECUTABLE + + IF(NOT GCOVR_PATH) + MESSAGE(FATAL_ERROR "gcovr not found! Aborting...") + ENDIF() # NOT GCOVR_PATH + + ADD_CUSTOM_TARGET(${_targetname} + + # Run tests + ${_testrunner} ${ARGV3} + + # Running gcovr + COMMAND ${GCOVR_PATH} -x -r ${CMAKE_SOURCE_DIR} -e '${CMAKE_SOURCE_DIR}/tests/' -o ${_outputname}.xml + WORKING_DIRECTORY ${CMAKE_BINARY_DIR} + COMMENT "Running gcovr to produce Cobertura code coverage report." + ) + + # Show info where to find the report + ADD_CUSTOM_COMMAND(TARGET ${_targetname} POST_BUILD + COMMAND ; + COMMENT "Cobertura code coverage report saved in ${_outputname}.xml." + ) + +ENDFUNCTION() # SETUP_TARGET_FOR_COVERAGE_COBERTURA -- 2.39.2