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|
#!/bin/bash -eu
if [ $# -ne 2 ]; then
echo >&2 "Usage: $0 REPO VERSION"
echo >&2 "REPO is the git repository to generate a changelog from"
echo >&2 "VERSION is the stable version (without leading v)"
exit 2
fi
# Get base version, i.e. the Linus stable release that a version is based on
base_version() {
local ver
ver="${1%-rc*}"
case "$ver" in
2.6.*.* | [3-9].*.* | ??.*.*)
ver="${ver%.*}"
;;
esac
echo "$ver"
}
add_update() {
local base update
base="$(base_version "$1")"
update="${1#$base.}"
if [ "$update" = "$1" ]; then
update=0
fi
update="$((update + $2))"
if [ $update = 0 ]; then
echo "$base"
else
echo "$base.$update"
fi
}
# Get next stable update version
next_update() {
add_update "$1" 1
}
export GIT_DIR="$1/.git"
new_ver="$2"
cur_pkg_ver="$(dpkg-parsechangelog | sed -n 's/^Version: //p')"
cur_ver="${cur_pkg_ver%-*}"
if [ "$(base_version "$new_ver")" != "$(base_version "$cur_ver")" ]; then
echo >&2 "$new_ver is not on the same stable series as $cur_ver"
exit 2
fi
case "$cur_pkg_ver" in
*~exp*)
new_pkg_ver="$new_ver-1~exp1"
;;
*)
new_pkg_ver="$new_ver-1"
;;
esac
# dch insists on word-wrapping everything, so just add the URLs initially
dch -v "$new_pkg_ver" --preserve --multimaint-merge -D UNRELEASED \
--release-heuristic=changelog "$(
echo "New upstream stable update: "
while [ "v$cur_ver" != "v$new_ver" ]; do
cur_ver="$(next_update "$cur_ver")"
echo "https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-$cur_ver"
done)"
# Then insert the shortlogs with sed
while [ "v$cur_ver" != "v$new_ver" ]; do
next_ver="$(next_update "$cur_ver")"
sed -i '/ChangeLog-'"${next_ver//./\\.}"'/a\
'"$(git log --reverse --pretty=' - %s\' "v$cur_ver..v$next_ver^")"'
' debian/changelog
cur_ver="$next_ver"
done
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