version=
datefmt='%Y%m%d'
-if head=$(git rev-parse --short=8 --verify HEAD 2>/dev/null); then
-
- # If available, use the git commit revision for the package version,
- # and add a date prefix for easy comparisons.
+export GIT_DIR=$(dirname $0)/.git/
- date=$(git log --pretty=format:"%ct" -1 HEAD)
+if head=$(git rev-parse --short=8 --verify HEAD 2>/dev/null); then
suffix=''
- # Add a '-dirty' postfix for uncommitted changes.
+ # Add a '-dirty' suffix for uncommitted changes.
if git diff-index HEAD | read dummy; then
suffix=-dirty
fi
- version=$(printf "%($datefmt)T-g%s%s" ${date} ${head} ${suffix})
+ if tag=$(git describe --tags --exact-match 2>/dev/null); then
+ # use a tag; remove any 'v' prefix from v<VERSION> tags
+ tag=${tag#v}
+ version=$(printf "%s%s" ${tag} ${suffix})
+ else
+ # Use the git commit revision for the package version, and add
+ # a date prefix for easy comparisons.
+ date=$(git log --pretty=format:"%ct" -1 HEAD)
+ version=$(printf "%($datefmt)T.g%s%s" ${date} ${head} ${suffix})
+ fi
else
- # Default to current date and time.
- version="$(date +dev-$datefmt)"
+ # Check if a specific version is set, eg: by buildroot
+ if [ ! -z "$PETITBOOT_VERSION" ];
+ then
+ # Full git hash
+ len=$(echo -n "${PETITBOOT_VERSION}" | wc -c)
+ if [[ ${len} == 40 ]]; then
+ version=`echo -n ${PETITBOOT_VERSION} | \
+ sed "s/^\([0-9a-f]\{7\}\).*/\1/;"`
+ else
+ version="$PETITBOOT_VERSION"
+ fi
+ else
+ # Default to current date and time.
+ version="$(date +dev.$datefmt)"
+ fi
fi
echo $version