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| coverage: | ||
| precision: 2 | ||
| round: nearest | ||
| range: "0...100" | ||
| ignore: | ||
| - "vendor/**/*" |
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| # 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, [email protected] | ||
| # | ||
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| # include required Modules | ||
| include(FindPackageHandleStandardArgs) | ||
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| # Search for gcov binary. | ||
| set(CMAKE_REQUIRED_QUIET_SAVE ${CMAKE_REQUIRED_QUIET}) | ||
| set(CMAKE_REQUIRED_QUIET ${codecov_FIND_QUIETLY}) | ||
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| get_property(ENABLED_LANGUAGES GLOBAL PROPERTY ENABLED_LANGUAGES) | ||
| foreach (LANG ${ENABLED_LANGUAGES}) | ||
| # Gcov evaluation is dependent on the used compiler. Check gcov support for | ||
| # each compiler that is used. If gcov binary was already found for this | ||
| # compiler, do not try to find it again. | ||
| if (NOT GCOV_${CMAKE_${LANG}_COMPILER_ID}_BIN) | ||
| get_filename_component(COMPILER_PATH "${CMAKE_${LANG}_COMPILER}" PATH) | ||
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| if ("${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_${LANG}_COMPILER_VERSION}") | ||
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| find_program(GCOV_BIN NAMES gcov-${GCC_VERSION} gcov | ||
| HINTS ${COMPILER_PATH}) | ||
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| elseif ("${CMAKE_${LANG}_COMPILER_ID}" MATCHES "^(Apple)?Clang$") | ||
| # 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}") | ||
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| # 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) | ||
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| 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 "") | ||
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| # 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 () | ||
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| 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 ${COMPILER_PATH}) | ||
| endif () | ||
| endif () | ||
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| if (GCOV_BIN) | ||
| set(GCOV_${CMAKE_${LANG}_COMPILER_ID}_BIN "${GCOV_BIN}" CACHE STRING | ||
| "${LANG} gcov binary.") | ||
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| if (NOT CMAKE_REQUIRED_QUIET) | ||
| message("-- Found gcov evaluation for " | ||
| "${CMAKE_${LANG}_COMPILER_ID}: ${GCOV_BIN}") | ||
| endif() | ||
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| unset(GCOV_BIN CACHE) | ||
| endif () | ||
| endif () | ||
| endforeach () | ||
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| # 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) | ||
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| # 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) | ||
| get_target_property(TBIN_DIR ${TNAME} BINARY_DIR) | ||
| set(TDIR ${TBIN_DIR}/CMakeFiles/${TNAME}.dir) | ||
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| # 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 () | ||
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| # 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 ${TCOMPILER}.") | ||
| return() | ||
| endif () | ||
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| set(GCOV_BIN "${GCOV_${TCOMPILER}_BIN}") | ||
| set(GCOV_ENV "${GCOV_${TCOMPILER}_ENV}") | ||
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| set(BUFFER "") | ||
| foreach(FILE ${SOURCES}) | ||
| get_filename_component(FILE_PATH "${TDIR}/${FILE}" PATH) | ||
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| # 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} | ||
| ) | ||
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| list(APPEND BUFFER ${TDIR}/${FILE}.gcov) | ||
| endforeach() | ||
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| # add target for gcov evaluation of <TNAME> | ||
| add_custom_target(${TNAME}-gcov DEPENDS ${BUFFER}) | ||
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| # add evaluation target to the global gcov target. | ||
| add_dependencies(gcov ${TNAME}-gcov) | ||
| endfunction (add_gcov_target) |
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