1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 #!/bin/sh # SPDX-License-Identifier: GPL-2.0-or-later # Generate a version string using git describe build_dir="$1" # Bail out if the directory isn't under git control src_dir=$(git rev-parse --git-dir 2>&1) || exit 1 src_dir=$(readlink -f "$src_dir/..") # Get a short description from the tree. version=$(git describe --abbrev=8 --match "v[0-9]*" 2>/dev/null) if [ -z "$version" ] then # Handle an un-tagged repository sha=$(git describe --abbrev=8 --always 2>/dev/null) commits=$(git log --oneline | wc -l 2>/dev/null) version="v0.0.0-$commits-g$sha" fi # Append a '-dirty' suffix if the working tree is dirty. Prevent false # positives due to changed timestamps by running git update-index. if [ -z "$build_dir" ] || (echo "$build_dir" | grep -q "$src_dir") then git update-index --refresh > /dev/null 2>&1 fi git diff-index --quiet HEAD || version="$version-dirty ($(date --iso-8601=seconds))" # Replace first '-' with a '+' to denote build metadata, strip the 'g' in from # of the git SHA1 and remove the initial 'v'. version=$(echo "$version" | sed -e 's/-/+/' | sed -e 's/-g/-/' | cut -c 2-) echo "$version"