From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:27:49 +0200 Subject: Adding upstream version 6.6.15. Signed-off-by: Daniel Baumann --- scripts/setlocalversion | 186 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 186 insertions(+) create mode 100755 scripts/setlocalversion (limited to 'scripts/setlocalversion') diff --git a/scripts/setlocalversion b/scripts/setlocalversion new file mode 100755 index 0000000000..38b96c6797 --- /dev/null +++ b/scripts/setlocalversion @@ -0,0 +1,186 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 +# +# This scripts adds local version information from the version +# control system git. +# +# If something goes wrong, send a mail the kernel build mailinglist +# (see MAINTAINERS) and CC Nico Schottelius +# . +# +# + +usage() { + echo "Usage: $0 [--no-local] [srctree]" >&2 + exit 1 +} + +no_local=false +if test "$1" = "--no-local"; then + no_local=true + shift +fi + +srctree=. +if test $# -gt 0; then + srctree=$1 + shift +fi +if test $# -gt 0 -o ! -d "$srctree"; then + usage +fi + +scm_version() +{ + local short=false + local no_dirty=false + local tag + + while [ $# -gt 0 ]; + do + case "$1" in + --short) + short=true;; + --no-dirty) + no_dirty=true;; + esac + shift + done + + cd "$srctree" + + if test -n "$(git rev-parse --show-cdup 2>/dev/null)"; then + return + fi + + if ! head=$(git rev-parse --verify HEAD 2>/dev/null); then + return + fi + + # mainline kernel: 6.2.0-rc5 -> v6.2-rc5 + # stable kernel: 6.1.7 -> v6.1.7 + version_tag=v$(echo "${KERNELVERSION}" | sed -E 's/^([0-9]+\.[0-9]+)\.0(.*)$/\1\2/') + + # If a localversion* file exists, and the corresponding + # annotated tag exists and is an ancestor of HEAD, use + # it. This is the case in linux-next. + tag=${file_localversion#-} + desc= + if [ -n "${tag}" ]; then + desc=$(git describe --match=$tag 2>/dev/null) + fi + + # Otherwise, if a localversion* file exists, and the tag + # obtained by appending it to the tag derived from + # KERNELVERSION exists and is an ancestor of HEAD, use + # it. This is e.g. the case in linux-rt. + if [ -z "${desc}" ] && [ -n "${file_localversion}" ]; then + tag="${version_tag}${file_localversion}" + desc=$(git describe --match=$tag 2>/dev/null) + fi + + # Otherwise, default to the annotated tag derived from KERNELVERSION. + if [ -z "${desc}" ]; then + tag="${version_tag}" + desc=$(git describe --match=$tag 2>/dev/null) + fi + + # If we are at the tagged commit, we ignore it because the version is + # well-defined. + if [ "${tag}" != "${desc}" ]; then + + # If only the short version is requested, don't bother + # running further git commands + if $short; then + echo "+" + return + fi + # If we are past the tagged commit, we pretty print it. + # (like 6.1.0-14595-g292a089d78d3) + if [ -n "${desc}" ]; then + echo "${desc}" | awk -F- '{printf("-%05d", $(NF-1))}' + fi + + # Add -g and exactly 12 hex chars. + printf '%s%s' -g "$(echo $head | cut -c1-12)" + fi + + if ${no_dirty}; then + return + fi + + # Check for uncommitted changes. + # This script must avoid any write attempt to the source tree, which + # might be read-only. + # You cannot use 'git describe --dirty' because it tries to create + # .git/index.lock . + # First, with git-status, but --no-optional-locks is only supported in + # git >= 2.14, so fall back to git-diff-index if it fails. Note that + # git-diff-index does not refresh the index, so it may give misleading + # results. + # See git-update-index(1), git-diff-index(1), and git-status(1). + if { + git --no-optional-locks status -uno --porcelain 2>/dev/null || + git diff-index --name-only HEAD + } | read dummy; then + printf '%s' -dirty + fi +} + +collect_files() +{ + local file res= + + for file; do + case "$file" in + *\~*) + continue + ;; + esac + if test -e "$file"; then + res="$res$(cat "$file")" + fi + done + echo "$res" +} + +if [ -z "${KERNELVERSION}" ]; then + echo "KERNELVERSION is not set" >&2 + exit 1 +fi + +# localversion* files in the build and source directory +file_localversion="$(collect_files localversion*)" +if test ! "$srctree" -ef .; then + file_localversion="${file_localversion}$(collect_files "$srctree"/localversion*)" +fi + +if ${no_local}; then + echo "${KERNELVERSION}$(scm_version --no-dirty)" + exit 0 +fi + +if ! test -e include/config/auto.conf; then + echo "Error: kernelrelease not valid - run 'make prepare' to update it" >&2 + exit 1 +fi + +# version string from CONFIG_LOCALVERSION +config_localversion=$(sed -n 's/^CONFIG_LOCALVERSION=\(.*\)$/\1/p' include/config/auto.conf) + +# scm version string if not at the kernel version tag or at the file_localversion +if grep -q "^CONFIG_LOCALVERSION_AUTO=y$" include/config/auto.conf; then + # full scm version string + scm_version="$(scm_version)" +elif [ "${LOCALVERSION+set}" != "set" ]; then + # If the variable LOCALVERSION is not set, append a plus + # sign if the repository is not in a clean annotated or + # signed tagged state (as git describe only looks at signed + # or annotated tags - git tag -a/-s). + # + # If the variable LOCALVERSION is set (including being set + # to an empty string), we don't want to append a plus sign. + scm_version="$(scm_version --short)" +fi + +echo "${KERNELVERSION}${file_localversion}${config_localversion}${LOCALVERSION}${scm_version}" -- cgit v1.2.3