tools/setlocalversion: use a git-describe-ish format

Change the automatic local version to have the form -nnnnn-gSHA1SUMID,
where 'nnnnn' is the number of commits since the last tag (i.e.,
1.3.2-rc3).  This makes it much easier to recognize "newer" versions
and to see how much has been changed since the referenced tag.

Stolen from Linux kernel's scripts/setlocalversio, see commit d882421f.

Signed-off-by: Wolfgang Denk <wd@denx.de>
This commit is contained in:
Wolfgang Denk 2008-03-14 16:04:54 +01:00
parent c6dc21c84d
commit b8aa57b5d4

View file

@ -11,12 +11,15 @@ cd "${1:-.}" || usage
# Check for git and a git repo.
if head=`git rev-parse --verify HEAD 2>/dev/null`; then
# Do we have an untagged version?
if [ "`git name-rev --tags HEAD`" = "HEAD undefined" ]; then
printf '%s%s' -g `echo "$head" | cut -c1-8`
if git name-rev --tags HEAD | \
grep -E '^HEAD[[:space:]]+(.*~[0-9]*|undefined)$' > /dev/null; then
git describe | awk -F- '{printf("-%05d-%s", $(NF-1),$(NF))}'
fi
# Are there uncommitted changes?
if git diff-files | read dummy; then
git update-index --refresh --unmerged > /dev/null
if git diff-index --name-only HEAD | grep -v "^scripts/package" \
| read dummy; then
printf '%s' -dirty
fi
fi