Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
* Every Linux build tracks coverage when running Debug mode * OS X not supported yet (Future WIP) * Our own unit tests, non-default reporters and Clara are ignored
- Loading branch information
Showing
7 changed files
with
892 additions
and
26 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,157 @@ | ||
| # This file is part of CMake-codecov. | ||
| # | ||
| # Copyright (c) | ||
| # 2015-2017 RWTH Aachen University, Federal Republic of Germany | ||
| # | ||
| # See the LICENSE file in the package base directory for details | ||
| # | ||
| # Written by Alexander Haase, alexander.haase@rwth-aachen.de | ||
| # | ||
|
|
||
|
|
||
| # include required Modules | ||
| include(FindPackageHandleStandardArgs) | ||
|
|
||
|
|
||
| # Search for gcov binary. | ||
| set(CMAKE_REQUIRED_QUIET_SAVE ${CMAKE_REQUIRED_QUIET}) | ||
| set(CMAKE_REQUIRED_QUIET ${codecov_FIND_QUIETLY}) | ||
|
|
||
| get_property(ENABLED_LANGUAGES GLOBAL PROPERTY ENABLED_LANGUAGES) | ||
| foreach (LANG ${ENABLED_LANGUAGES}) | ||
| # Gcov evaluation is dependend on the used compiler. Check gcov support for | ||
| # each compiler that is used. If gcov binary was already found for this | ||
| # compiler, do not try to find it again. | ||
| if (NOT GCOV_${CMAKE_${LANG}_COMPILER_ID}_BIN) | ||
| get_filename_component(COMPILER_PATH "${CMAKE_${LANG}_COMPILER}" PATH) | ||
|
|
||
| if ("${CMAKE_${LANG}_COMPILER_ID}" STREQUAL "GNU") | ||
| # Some distributions like OSX (homebrew) ship gcov with the compiler | ||
| # version appended as gcov-x. To find this binary we'll build the | ||
| # suggested binary name with the compiler version. | ||
| string(REGEX MATCH "^[0-9]+" GCC_VERSION | ||
| "${CMAKE_${LANG}_COMPILER_VERSION}") | ||
|
|
||
| find_program(GCOV_BIN NAMES gcov-${GCC_VERSION} gcov | ||
| HINTS ${COMPILER_PATH}) | ||
|
|
||
| elseif ("${CMAKE_${LANG}_COMPILER_ID}" STREQUAL "Clang") | ||
| # Some distributions like Debian ship llvm-cov with the compiler | ||
| # version appended as llvm-cov-x.y. To find this binary we'll build | ||
| # the suggested binary name with the compiler version. | ||
| string(REGEX MATCH "^[0-9]+.[0-9]+" LLVM_VERSION | ||
| "${CMAKE_${LANG}_COMPILER_VERSION}") | ||
|
|
||
| # llvm-cov prior version 3.5 seems to be not working with coverage | ||
| # evaluation tools, but these versions are compatible with the gcc | ||
| # gcov tool. | ||
| if(LLVM_VERSION VERSION_GREATER 3.4) | ||
| find_program(LLVM_COV_BIN NAMES "llvm-cov-${LLVM_VERSION}" | ||
| "llvm-cov" HINTS ${COMPILER_PATH}) | ||
| mark_as_advanced(LLVM_COV_BIN) | ||
|
|
||
| if (LLVM_COV_BIN) | ||
| find_program(LLVM_COV_WRAPPER "llvm-cov-wrapper" PATHS | ||
| ${CMAKE_MODULE_PATH}) | ||
| if (LLVM_COV_WRAPPER) | ||
| set(GCOV_BIN "${LLVM_COV_WRAPPER}" CACHE FILEPATH "") | ||
|
|
||
| # set additional parameters | ||
| set(GCOV_${CMAKE_${LANG}_COMPILER_ID}_ENV | ||
| "LLVM_COV_BIN=${LLVM_COV_BIN}" CACHE STRING | ||
| "Environment variables for llvm-cov-wrapper.") | ||
| mark_as_advanced(GCOV_${CMAKE_${LANG}_COMPILER_ID}_ENV) | ||
| endif () | ||
| endif () | ||
| endif () | ||
|
|
||
| if (NOT GCOV_BIN) | ||
| # Fall back to gcov binary if llvm-cov was not found or is | ||
| # incompatible. This is the default on OSX, but may crash on | ||
| # recent Linux versions. | ||
| find_program(GCOV_BIN gcov HINTS ${COMPILER_PATH}) | ||
| endif () | ||
| endif () | ||
|
|
||
|
|
||
| if (GCOV_BIN) | ||
| set(GCOV_${CMAKE_${LANG}_COMPILER_ID}_BIN "${GCOV_BIN}" CACHE STRING | ||
| "${LANG} gcov binary.") | ||
|
|
||
| if (NOT CMAKE_REQUIRED_QUIET) | ||
| message("-- Found gcov evaluation for " | ||
| "${CMAKE_${LANG}_COMPILER_ID}: ${GCOV_BIN}") | ||
| endif() | ||
|
|
||
| unset(GCOV_BIN CACHE) | ||
| endif () | ||
| endif () | ||
| endforeach () | ||
|
|
||
|
|
||
|
|
||
|
|
||
| # Add a new global target for all gcov targets. This target could be used to | ||
| # generate the gcov files for the whole project instead of calling <TARGET>-gcov | ||
| # for each target. | ||
| if (NOT TARGET gcov) | ||
| add_custom_target(gcov) | ||
| endif (NOT TARGET gcov) | ||
|
|
||
|
|
||
|
|
||
| # This function will add gcov evaluation for target <TNAME>. Only sources of | ||
| # this target will be evaluated and no dependencies will be added. It will call | ||
| # Gcov on any source file of <TNAME> once and store the gcov file in the same | ||
| # directory. | ||
| function (add_gcov_target TNAME) | ||
| set(TDIR ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/${TNAME}.dir) | ||
|
|
||
| # We don't have to check, if the target has support for coverage, thus this | ||
| # will be checked by add_coverage_target in Findcoverage.cmake. Instead we | ||
| # have to determine which gcov binary to use. | ||
| get_target_property(TSOURCES ${TNAME} SOURCES) | ||
| set(SOURCES "") | ||
| set(TCOMPILER "") | ||
| foreach (FILE ${TSOURCES}) | ||
| codecov_path_of_source(${FILE} FILE) | ||
| if (NOT "${FILE}" STREQUAL "") | ||
| codecov_lang_of_source(${FILE} LANG) | ||
| if (NOT "${LANG}" STREQUAL "") | ||
| list(APPEND SOURCES "${FILE}") | ||
| set(TCOMPILER ${CMAKE_${LANG}_COMPILER_ID}) | ||
| endif () | ||
| endif () | ||
| endforeach () | ||
|
|
||
| # If no gcov binary was found, coverage data can't be evaluated. | ||
| if (NOT GCOV_${TCOMPILER}_BIN) | ||
| message(WARNING "No coverage evaluation binary found for ${TCOMPILER}.") | ||
| return() | ||
| endif () | ||
|
|
||
| set(GCOV_BIN "${GCOV_${TCOMPILER}_BIN}") | ||
| set(GCOV_ENV "${GCOV_${TCOMPILER}_ENV}") | ||
|
|
||
|
|
||
| set(BUFFER "") | ||
| foreach(FILE ${SOURCES}) | ||
| get_filename_component(FILE_PATH "${TDIR}/${FILE}" PATH) | ||
|
|
||
| # call gcov | ||
| add_custom_command(OUTPUT ${TDIR}/${FILE}.gcov | ||
| COMMAND ${GCOV_ENV} ${GCOV_BIN} ${TDIR}/${FILE}.gcno > /dev/null | ||
| DEPENDS ${TNAME} ${TDIR}/${FILE}.gcno | ||
| WORKING_DIRECTORY ${FILE_PATH} | ||
| ) | ||
|
|
||
| list(APPEND BUFFER ${TDIR}/${FILE}.gcov) | ||
| endforeach() | ||
|
|
||
|
|
||
| # add target for gcov evaluation of <TNAME> | ||
| add_custom_target(${TNAME}-gcov DEPENDS ${BUFFER}) | ||
|
|
||
| # add evaluation target to the global gcov target. | ||
| add_dependencies(gcov ${TNAME}-gcov) | ||
| endfunction (add_gcov_target) |
Oops, something went wrong.