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#!/bin/sh
# Compute and print out the full version number. See FAQ for details.
#
# This script should usually be run once, by Autotools, and the result
# propagated using Autotools. This propagates the Git information into
# tarballs, and otherwise, you can get a mismatch between different parts of
# the software.
set -e
ch_base=$(cd "$(dirname "$0")" && pwd)/..
version_file=${ch_base}/VERSION
version_simple=$(cat "$version_file")
case $version_simple in
*~*)
prerelease=yes
;;
*)
prerelease=
;;
esac
if [ ! -e "${ch_base}/.git" ] || [ -z "$prerelease" ]; then
# no Git or release version; use simple version
printf "%s\n" "$version_simple"
else
# add Git stuff
git_branch=$( git rev-parse --abbrev-ref HEAD \
| sed 's/[^A-Za-z0-9]//g' \
| sed 's/$/./g' \
| sed 's/master.//g')
git_hash=$(git rev-parse --short HEAD)
dirty=$(git diff-index --quiet HEAD || echo .dirty)
printf '%s+%s%s%s\n' "$version_simple" \
"$git_branch" \
"$git_hash" \
"$dirty"
fi
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