From 469cb7376c067bc6203de4ceed253c10fe712542 Mon Sep 17 00:00:00 2001 From: Masahiro Yamada Date: Mon, 28 May 2018 18:22:02 +0900 Subject: kconfig: add CC_IS_CLANG and CLANG_VERSION This will be useful to describe the clang version dependency. Signed-off-by: Masahiro Yamada Reviewed-by: Kees Cook --- scripts/clang-version.sh | 18 ++++-------------- 1 file changed, 4 insertions(+), 14 deletions(-) (limited to 'scripts/clang-version.sh') diff --git a/scripts/clang-version.sh b/scripts/clang-version.sh index 9780efa56980..dbf0a31eb111 100755 --- a/scripts/clang-version.sh +++ b/scripts/clang-version.sh @@ -10,24 +10,14 @@ # clang-5.0.1 etc. # -if [ "$1" = "-p" ] ; then - with_patchlevel=1; - shift; -fi - compiler="$*" -if [ ${#compiler} -eq 0 ]; then - echo "Error: No compiler specified." - printf "Usage:\n\t$0 \n" +if !( $compiler --version | grep -q clang) ; then + echo 0 exit 1 fi MAJOR=$(echo __clang_major__ | $compiler -E -x c - | tail -n 1) MINOR=$(echo __clang_minor__ | $compiler -E -x c - | tail -n 1) -if [ "x$with_patchlevel" != "x" ] ; then - PATCHLEVEL=$(echo __clang_patchlevel__ | $compiler -E -x c - | tail -n 1) - printf "%02d%02d%02d\\n" $MAJOR $MINOR $PATCHLEVEL -else - printf "%02d%02d\\n" $MAJOR $MINOR -fi +PATCHLEVEL=$(echo __clang_patchlevel__ | $compiler -E -x c - | tail -n 1) +printf "%d%02d%02d\\n" $MAJOR $MINOR $PATCHLEVEL -- cgit v1.2.3-59-g8ed1b