1*4882a593Smuzhiyun#!/bin/sh 2*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0 3*4882a593Smuzhiyun# 4*4882a593Smuzhiyun# gcc-version gcc-command 5*4882a593Smuzhiyun# 6*4882a593Smuzhiyun# Print the gcc version of `gcc-command' in a 5 or 6-digit form 7*4882a593Smuzhiyun# such as `29503' for gcc-2.95.3, `30301' for gcc-3.3.1, etc. 8*4882a593Smuzhiyun 9*4882a593Smuzhiyuncompiler="$*" 10*4882a593Smuzhiyun 11*4882a593Smuzhiyunif [ ${#compiler} -eq 0 ]; then 12*4882a593Smuzhiyun echo "Error: No compiler specified." >&2 13*4882a593Smuzhiyun printf "Usage:\n\t$0 <gcc-command>\n" >&2 14*4882a593Smuzhiyun exit 1 15*4882a593Smuzhiyunfi 16*4882a593Smuzhiyun 17*4882a593SmuzhiyunMAJOR=$(echo __GNUC__ | $compiler -E -x c - | tail -n 1) 18*4882a593SmuzhiyunMINOR=$(echo __GNUC_MINOR__ | $compiler -E -x c - | tail -n 1) 19*4882a593SmuzhiyunPATCHLEVEL=$(echo __GNUC_PATCHLEVEL__ | $compiler -E -x c - | tail -n 1) 20*4882a593Smuzhiyunprintf "%d%02d%02d\\n" $MAJOR $MINOR $PATCHLEVEL 21