Created
May 18, 2014 09:35
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dch-generate.sh - quick and dirty (emphasis on dirty) debian changelog generator for SoftEtherVPN
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#!/bin/bash | |
# use: ./debian/dch-generate.sh > ./debian/changelog | |
# desc: quick and dirty (emphasis on dirty) debian changelog generator for SoftEtherVPN | |
# | |
# Copyright (c) 2014 Sahal Ansari (github@sahal.info) | |
# | |
# This program is free software; you can redistribute it and/or | |
# modify it under the terms of the GNU General Public License | |
# version 2 as published by the Free Software Foundation. | |
# warning: the following file has CRLF line endings (Windows) | |
# the location of the following file is relative to this script | |
cbuild="../src/CurrentBuild.txt" | |
# required for debian packaging | |
package="softether" | |
status="UNRELEASED" | |
# timezone in +hh:mm from UTC (+9 UTC) | |
tzone="+09:00" | |
# static changelog entry | |
entry="* See: http://www.softether.org/5-download/history" | |
# are you a debian maintainer? | |
if [ -z "$DEBFULLNAME" ]; then | |
DEBFULLNAME="John Q. Sample" | |
fi | |
if [ -z "$DEBEMAIL" ]; then | |
DEBEMAIL="tamade@example.org" | |
fi | |
# where am i located? in $DIR, of course! | |
DIR="$( cd "$( dirname "$0" )" && pwd )" | |
cd "$DIR" | |
# check if debian/changelog exists, check if $cbuild exists | |
if [ ! -e ./changelog ]; then | |
echo "Am I in debian/? I can't find changelog" | |
exit 1 | |
fi | |
if [ ! -e "$cbuild" ]; then | |
echo "This doesn't look like the SoftEtherVPN source tree. I can't find ""$cbuild" | |
exit 1 | |
fi | |
# version and date info from $cbuild are put into array ${cbuildarray[@]} | |
# build "${cbuildarray[0]}", major version "${cbuildarray[1]}", | |
# release type "${cbuildarray[2]}", and date "${cbuildarray[3]}" | |
while IFS=$'\r\n' read -r line_data; do | |
cbuildarray[i]="${line_data##*[A-Z]\ }" | |
((++i)) | |
done < "$cbuild" | |
# "${cbuildarray[1]}" is converted from "406" to "4.06" using GNU awk | |
majorversion="$(echo "${cbuildarray[1]}" | awk '{sub(/[0-9]/,"&.",$0);print $0}')" | |
# "${cbuildarray[3]}" is split and the second half is converted from | |
# from "131655" to "13:16:55" using GNU awk then it's put back together | |
# (like humpty dumpty) and sent to GNU date for conversion to UTC | |
time="$(echo "${cbuildarray[3]#*_}" | awk '{gsub(/[0-9][0-9]/,"&:",$0);print $0}')" | |
date="$(date -R --date="$(echo "${cbuildarray[3]%_*}"" ""${time%?}""$tzone")")" | |
# print the new debian changelog | |
echo "$package"" (""$majorversion"".""${cbuildarray[0]}""-""${cbuildarray[2]}"") ""$status""; urgency=low" | |
echo | |
echo " ""$entry" | |
echo | |
echo " --"" ""$DEBFULLNAME"" <""$DEBEMAIL""> ""$date" | |
exit 0 |
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