cmake examples

cmake execute_process(ECHO_ERROR_VARIABLE) examples

ICLDisco/parsec cmake_modules/pregen_flex_bison.cmake :50

execute_process(
  COMMAND git ls-files --error-unmatch ${srcdir}/${source}
  WORKING_DIRECTORY ${srcdir}
  RESULT_VARIABLE ret
  OUTPUT_VARIABLE stdout
  ERROR_VARIABLE stderr
  ECHO_ERROR_VARIABLE)

ICLDisco/parsec cmake_modules/pregen_flex_bison.cmake :63

execute_process(
  COMMAND git status --porcelain -- ${srcdir}/${source}
  WORKING_DIRECTORY ${srcdir}
  RESULT_VARIABLE ret
  OUTPUT_VARIABLE stdout
  ERROR_VARIABLE stderr
  ECHO_ERROR_VARIABLE)

microsoft/vcpkg ports/chakracore/portfile.cmake :51

execute_process(
    COMMAND bash "build.sh" "--arch=${CHAKRACORE_TARGET_ARCH}" "--debug" "-j=${VCPKG_CONCURRENCY}"
    WORKING_DIRECTORY "${SOURCE_PATH}"

    OUTPUT_VARIABLE CHAKRA_BUILD_SH_OUT
    ERROR_VARIABLE CHAKRA_BUILD_SH_ERR
    RESULT_VARIABLE CHAKRA_BUILD_SH_RES
    ECHO_OUTPUT_VARIABLE
    ECHO_ERROR_VARIABLE
)

microsoft/vcpkg ports/chakracore/portfile.cmake :65

execute_process(
    COMMAND bash "build.sh" "--arch=${CHAKRACORE_TARGET_ARCH}" "-j=${VCPKG_CONCURRENCY}"
    WORKING_DIRECTORY "${SOURCE_PATH}"
    OUTPUT_VARIABLE CHAKRA_BUILD_SH_OUT
    ERROR_VARIABLE CHAKRA_BUILD_SH_ERR
    RESULT_VARIABLE CHAKRA_BUILD_SH_RES
    ECHO_OUTPUT_VARIABLE
    ECHO_ERROR_VARIABLE
)

Viskores/viskores CMake/testing/ViskoresPerformanceTestLib.cmake :35

execute_process(
  ${ARGV}
  COMMAND_ECHO STDOUT
  ECHO_OUTPUT_VARIABLE
  ECHO_ERROR_VARIABLE
  COMMAND_ERROR_IS_FATAL ANY
  )

Viskores/viskores CMake/testing/ViskoresPerformanceTestReport.cmake :35

execute_process(COMMAND /usr/bin/git -C "${Viskores_SOURCE_DIR}" log --format=%H --first-parent "${GIT_BASE_COMMIT}"
                OUTPUT_VARIABLE GIT_ANCESTOR_COMMITS
                COMMAND_ECHO STDOUT
                ECHO_ERROR_VARIABLE
                COMMAND_ERROR_IS_FATAL ANY
                )