diff options
Diffstat (limited to 'scripts/setlocalversion')
| -rwxr-xr-x | scripts/setlocalversion | 132 |
1 files changed, 67 insertions, 65 deletions
diff --git a/scripts/setlocalversion b/scripts/setlocalversion index af4754a35e66..e54839a42d4b 100755 --- a/scripts/setlocalversion +++ b/scripts/setlocalversion @@ -11,16 +11,11 @@ # usage() { - echo "Usage: $0 [--save-scmversion] [srctree]" >&2 + echo "Usage: $0 [srctree]" >&2 exit 1 } -scm_only=false srctree=. -if test "$1" = "--save-scmversion"; then - scm_only=true - shift -fi if test $# -gt 0; then srctree=$1 shift @@ -32,57 +27,69 @@ fi scm_version() { local short + local tag short=false cd "$srctree" - if test -e .scmversion; then - cat .scmversion - return - fi if test "$1" = "--short"; then short=true fi - # Check for git and a git repo. - if test -z "$(git rev-parse --show-cdup 2>/dev/null)" && - head=$(git rev-parse --verify HEAD 2>/dev/null); then - - # If we are at a tagged commit (like "v2.6.30-rc6"), we ignore - # it, because this version is defined in the top level Makefile. - if [ -z "$(git describe --exact-match 2>/dev/null)" ]; then - - # If only the short version is requested, don't bother - # running further git commands - if $short; then - echo "+" - return - fi - # If we are past a tagged commit (like - # "v2.6.30-rc5-302-g72357d5"), we pretty print it. - if atag="$(git describe 2>/dev/null)"; then - echo "$atag" | awk -F- '{printf("-%05d", $(NF-1))}' - fi - - # Add -g and exactly 12 hex chars. - printf '%s%s' -g "$(echo $head | cut -c1-12)" - fi + if test -n "$(git rev-parse --show-cdup 2>/dev/null)"; then + return + fi + + if ! head=$(git rev-parse --verify HEAD 2>/dev/null); then + return + fi + + # If a localversion*' file and the corresponding annotated tag exist, + # use it. This is the case in linux-next. + tag=${file_localversion#-} + tag=$(git describe --exact-match --match=$tag $tag 2>/dev/null) + + # Otherwise, default to the annotated tag derived from KERNELVERSION. + # mainline kernel: 6.2.0-rc5 -> v6.2-rc5 + # stable kernel: 6.1.7 -> v6.1.7 + if [ -z "${tag}" ]; then + tag=v$(echo "${KERNELVERSION}" | sed -E 's/^([0-9]+\.[0-9]+)\.0(.*)$/\1\2/') + fi + + # If we are at the tagged commit, we ignore it because the version is + # well-defined. + if [ -z "$(git describe --exact-match --match=$tag 2>/dev/null)" ]; then - # 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 + # If only the short version is requested, don't bother + # running further git commands + if $short; then + echo "+" + return + fi + # If we are past the tagged commit, we pretty print it. + # (like 6.1.0-14595-g292a089d78d3) + if atag="$(git describe --match=$tag 2>/dev/null)"; then + echo "$atag" | awk -F- '{printf("-%05d", $(NF-1))}' fi + + # Add -g and exactly 12 hex chars. + printf '%s%s' -g "$(echo $head | cut -c1-12)" + fi + + # Check for uncommitted changes. + # This script must avoid any write attempt to the source tree, which + # might be read-only. + # You cannot use 'git describe --dirty' because it tries to create + # .git/index.lock . + # First, with git-status, but --no-optional-locks is only supported in + # git >= 2.14, so fall back to git-diff-index if it fails. Note that + # git-diff-index does not refresh the index, so it may give misleading + # results. + # See git-update-index(1), git-diff-index(1), and git-status(1). + if { + git --no-optional-locks status -uno --porcelain 2>/dev/null || + git diff-index --name-only HEAD + } | read dummy; then + printf '%s' -dirty fi } @@ -103,33 +110,29 @@ collect_files() echo "$res" } -if $scm_only; then - if test ! -e .scmversion; then - res=$(scm_version) - echo "$res" >.scmversion - fi - exit -fi - if ! test -e include/config/auto.conf; then echo "Error: kernelrelease not valid - run 'make prepare' to update it" >&2 exit 1 fi +if [ -z "${KERNELVERSION}" ]; then + echo "KERNELVERSION is not set" >&2 + exit 1 +fi + # localversion* files in the build and source directory -res="$(collect_files localversion*)" +file_localversion="$(collect_files localversion*)" if test ! "$srctree" -ef .; then - res="$res$(collect_files "$srctree"/localversion*)" + file_localversion="${file_localversion}$(collect_files "$srctree"/localversion*)" fi -# CONFIG_LOCALVERSION and LOCALVERSION (if set) +# version string from CONFIG_LOCALVERSION config_localversion=$(sed -n 's/^CONFIG_LOCALVERSION=\(.*\)$/\1/p' include/config/auto.conf) -res="${res}${config_localversion}${LOCALVERSION}" -# scm version string if not at a tagged commit +# scm version string if not at the kernel version tag or at the file_localversion if grep -q "^CONFIG_LOCALVERSION_AUTO=y$" include/config/auto.conf; then # full scm version string - res="$res$(scm_version)" + scm_version="$(scm_version)" elif [ "${LOCALVERSION+set}" != "set" ]; then # If the variable LOCALVERSION is not set, append a plus # sign if the repository is not in a clean annotated or @@ -138,8 +141,7 @@ elif [ "${LOCALVERSION+set}" != "set" ]; then # # If the variable LOCALVERSION is set (including being set # to an empty string), we don't want to append a plus sign. - scm=$(scm_version --short) - res="$res${scm:++}" + scm_version="$(scm_version --short)" fi -echo "$res" +echo "${KERNELVERSION}${file_localversion}${config_localversion}${LOCALVERSION}${scm_version}" |