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#!/bin/bash
# Copyright (C) 2022 Fredrik Öhrström (gpl-3.0-or-later)
TYPE=$1
if [ "$TYPE" != "major" ] && [ "$TYPE" != "minor" ] && [ "$TYPE" != "patch" ] && [ "$TYPE" != "rc" ]
then
echo "You must supply major,minor or patch!"
exit 0
fi
# Grab all text up to the "Version x.y.z <date>" line
# If there is no text, then we have to add some information to CHANGES
# before we make a release.
CHANGES=$(sed '/Version /q' CHANGES | grep -v ^Version | sed '/./,$!d' | \
tac | sed -e '/./,$!d' | tac | sed -e '/./,$!d' > /tmp/release_changes)
if [ ! -s /tmp/release_changes ]
then
echo "Oups! There are no changes declared in the CHANGES file. There should be some for a release!"
exit 0
fi
VERSION=$(grep -m 1 ^Version CHANGES | sed 's/Version \([0-9]\+\)\.\([0-9]\+\)\.\([0-9]\+\)\(-RC[ 0-9]\?\)\? .*/\1 \2 \3 \4/')
MAJOR=$(echo "$VERSION" | cut -f 1 -d ' ')
MINOR=$(echo "$VERSION" | cut -f 2 -d ' ')
PATCH=$(echo "$VERSION" | cut -f 3 -d ' ')
RC=$(echo "$VERSION" | cut -f 4 -d ' ')
if [ ! "$RC" = "" ]
then
if [ ! "$TYPE" = "rc" ]
then
echo "Previous tag was a release candidate. You should run \"make release_rc\""
echo "if you need to create another release candidate. Or \"make deploy\" if"
echo "the candidate passed testing."
exit 0
fi
# The previous tag was an RC version, ie we are fixing a bug in a release candidate.
# Bump to next release candidate.
RC="${RC#-RC}"
RC=$((RC+1))
else
# rc can only be used when the previous tag was also an rc!
if [ "$TYPE" = "rc" ] ; then echo "You must supply major,minor or patch! Not rc." ; exit 0; fi
# otherwise you supply major, minor or patch.
if [ "$TYPE" = "major" ] ; then MAJOR=$((MAJOR+1)) ; MINOR=0 ; PATCH=0 ; fi
if [ "$TYPE" = "minor" ] ; then MINOR=$((MINOR+1)) ; PATCH=0 ; fi
if [ "$TYPE" = "patch" ] ; then PATCH=$((PATCH+1)) ; fi
RC=1
fi
RC_VERSION="$MAJOR.$MINOR.$PATCH-RC$RC"
if git tag | grep -q "$RC_VERSION"
then
echo "Oups! The tag $RC_VERSION already exists! Please remove it!"
exit 0
fi
MESSAGE="Version $RC_VERSION $(date +'%Y-%m-%d')"
echo
echo "Creating release candidate >>$MESSAGE<< with changelog:"
echo "----------------------------------------------------------------------------------"
cat /tmp/release_changes
echo "----------------------------------------------------------------------------------"
echo
while true; do
read -p "Ok to create release candidate? y/n " yn
case $yn in
[Yy]* ) break;;
[Nn]* ) exit;;
* ) echo "Please answer yes or no.";;
esac
done
# Insert release candidate line in CHANGES.
CMD="1i $MESSAGE\n"
sed -i "$CMD" CHANGES
git commit -am "$MESSAGE"
git tag "$RC_VERSION"
echo "Now do: git push --followtags"
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