1*4882a593Smuzhiyun#!/bin/sh 2*4882a593Smuzhiyun# 3*4882a593Smuzhiyun# dtc-version dtc-command 4*4882a593Smuzhiyun# 5*4882a593Smuzhiyun# Prints the dtc version of `dtc-command' in a canonical 6-digit form 6*4882a593Smuzhiyun# such as `010404' for dtc 1.4.4 7*4882a593Smuzhiyun# 8*4882a593Smuzhiyun 9*4882a593Smuzhiyundtc="$*" 10*4882a593Smuzhiyun 11*4882a593Smuzhiyunif [ ${#dtc} -eq 0 ]; then 12*4882a593Smuzhiyun echo "Error: No dtc command specified." 13*4882a593Smuzhiyun printf "Usage:\n\t$0 <dtc-command>\n" 14*4882a593Smuzhiyun exit 1 15*4882a593Smuzhiyunfi 16*4882a593Smuzhiyun 17*4882a593SmuzhiyunMAJOR=$($dtc -v | head -1 | awk '{print $NF}' | cut -d . -f 1) 18*4882a593SmuzhiyunMINOR=$($dtc -v | head -1 | awk '{print $NF}' | cut -d . -f 2) 19*4882a593SmuzhiyunPATCH=$($dtc -v | head -1 | awk '{print $NF}' | cut -d . -f 3 | cut -d - -f 1) 20*4882a593Smuzhiyun 21*4882a593Smuzhiyunprintf "%02d%02d%02d\\n" $MAJOR $MINOR $PATCH 22