| #! /bin/bash |
| # |
| # version.sh: create a version string for use by configure.ac |
| |
| version= |
| datefmt='%Y%m%d' |
| |
| export GIT_DIR=$(dirname $0)/.git/ |
| |
| if head=$(git rev-parse --short=8 --verify HEAD 2>/dev/null); then |
| |
| suffix='' |
| # Add a '-dirty' suffix for uncommitted changes. |
| if git diff-index HEAD | read dummy; then |
| suffix=-dirty |
| fi |
| |
| 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} ${suffix}) |
| fi |
| else |
| # Check if a specific version is set, eg: by buildroot |
| if [ ! -z "$PACKAGE_VERSION" ]; |
| then |
| # Full git hash |
| len=$(echo -n "${PACKAGE_VERSION}" | wc -c) |
| if [[ ${len} == 40 ]]; then |
| version=`echo -n ${PACKAGE_VERSION} | \ |
| sed "s/^\([0-9a-f]\{7\}\).*/\1/;"` |
| else |
| version="$PACKAGE_VERSION" |
| fi |
| else |
| # Default to current date and time. |
| version="$(date +dev.$datefmt)" |
| fi |
| fi |
| |
| echo $version |
