Re: [Qemu-devel] [PATCH 2/2] tests: add gcov target

[Paolo Bonzini]

Il 10/06/2012 15:04, Blue Swirl ha scritto:
> @@ -2851,10 +2859,14 @@ fi
>  # End of CC checks
>  # After here, no more $cc or $ld runs
>  
> -if test "$debug" = "no" ; then
> +if test "$gcov" = "yes" ; then
> +  CFLAGS="-fprofile-arcs -ftest-coverage -g $CFLAGS"
> +  LDFLAGS="-fprofile-arcs -ftest-coverage $LDFLAGS"
> +elif test "$debug" = "no" ; then
>    CFLAGS="-O2 $CFLAGS"
>  fi

Why does need to be mutually exclusive?

>  
> +
>  # Consult white-list to determine whether to enable werror
>  # by default.  Only enable by default for git builds
>  z_version=`cut -f3 -d. $source_path/VERSION`
> @@ -3033,6 +3045,8 @@ echo "OpenGL support    $opengl"
>  echo "libiscsi support  $libiscsi"
>  echo "build guest agent $guest_agent"
>  echo "coroutine backend $coroutine_backend"
> +echo "gcov              $gcov_tool"
> +echo "gcov enabled      $gcov"
>  
>  if test "$sdl_too_old" = "yes"; then
>  echo "-> Your SDL version is too old - please upgrade to have SDL support"
> @@ -3441,6 +3455,9 @@ echo "LIBS_TOOLS+=$libs_tools" >> $config_host_mak
>  echo "EXESUF=$EXESUF" >> $config_host_mak
>  echo "LIBS_QGA+=$libs_qga" >> $config_host_mak
>  echo "POD2MAN=$POD2MAN" >> $config_host_mak
> +if test "$gcov" = "yes" ; then
> +  echo "GCOV=$gcov_tool" >> $config_host_mak
> +fi
>  
>  # generate list of library paths for linker script
>  
> diff --git a/tests/Makefile b/tests/Makefile
> index 2e754c3..d265daa 100644
> --- a/tests/Makefile
> +++ b/tests/Makefile
> @@ -1,18 +1,42 @@
>  export SRC_PATH
>  
>  check-unit-y = tests/check-qdict$(EXESUF)
> +GCOV_FILES = $(SRC_PATH)/qdict.c

Ouch, ugly.  Why is it needed?

Paolo