1#!/bin/sh 2# SPDX-License-Identifier: GPL-2.0 3# 4# gcc-version gcc-command 5# 6# Print the gcc version of `gcc-command' in a 5 or 6-digit form 7# such as `29503' for gcc-2.95.3, `30301' for gcc-3.3.1, etc. 8 9compiler="$*" 10 11if [ ${#compiler} -eq 0 ]; then 12 echo "Error: No compiler specified." >&2 13 printf "Usage:\n\t$0 <gcc-command>\n" >&2 14 exit 1 15fi 16 17MAJOR=$(echo __GNUC__ | $compiler -E -x c - | tail -n 1) 18MINOR=$(echo __GNUC_MINOR__ | $compiler -E -x c - | tail -n 1) 19PATCHLEVEL=$(echo __GNUC_PATCHLEVEL__ | $compiler -E -x c - | tail -n 1) 20printf "%d%02d%02d\\n" $MAJOR $MINOR $PATCHLEVEL 21