1#!/bin/sh
 2# SPDX-License-Identifier: GPL-2.0
 3#
 4# clang-version clang-command
 5#
 6# Print the compiler version of `clang-command' in a 5 or 6-digit form
 7# such as `50001' for clang-5.0.1 etc.
 8
 9compiler="$*"
10
11if ! ( $compiler --version | grep -q clang) ; then
12	echo 0
13	exit 1
14fi
15
16MAJOR=$(echo __clang_major__ | $compiler -E -x c - | tail -n 1)
17MINOR=$(echo __clang_minor__ | $compiler -E -x c - | tail -n 1)
18PATCHLEVEL=$(echo __clang_patchlevel__ | $compiler -E -x c - | tail -n 1)
19printf "%d%02d%02d\\n" $MAJOR $MINOR $PATCHLEVEL