diff --git a/configure b/configure index 557e4382ea..d91eab4d65 100755 --- a/configure +++ b/configure @@ -4761,6 +4761,12 @@ if compile_prog "" "" ; then syncfs=yes fi +# check for kcov support (kernel must be 4.4+, compiled with certain options) +kcov=no +if check_include sys/kcov.h ; then + kcov=yes +fi + # Check we have a new enough version of sphinx-build has_sphinx_build() { # This is a bit awkward but works: create a trivial document and @@ -6874,6 +6880,9 @@ fi if test "$syncfs" = "yes" ; then echo "CONFIG_SYNCFS=y" >> $config_host_mak fi +if test "$kcov" = "yes" ; then + echo "CONFIG_KCOV=y" >> $config_host_mak +fi if test "$inotify" = "yes" ; then echo "CONFIG_INOTIFY=y" >> $config_host_mak fi