racket/s/update-revision
Matthew Flatt 7675d58fb2 avoid --exclude with git-describe
The `--exclude` flag is not supported by older-but-still-used version
of Git.

original commit: a5a594f7c3f71d17d2e55ed50463b92515de02dc
2019-12-27 04:58:56 -06:00

23 lines
633 B
Bash
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#!/bin/sh
if [ -d ../../.git ]; then
git describe --always --match='' --abbrev=40 --dirty
echo 'git'
elif [ -d ../../.hg ]; then
DIRTY="$(hg status -n --color never --pager never | head -1)"
hg log --limit 1 --template '{node}' --pager never
if [ -n "${DIRTY}" ]; then
echo '-dirty'
else
echo ''
fi
echo 'hg'
elif [ -f ../../.hg_archival.txt ]; then
# hg archive and hgweb embed this file by default (see .hgrc archivemeta)
sed -n 's/^node: \(.*\)/\1/p' < ../../.hg_archival.txt
echo 'hg'
else
# use export-subst git attribute to populate revision for git archive
echo '$Format:%H$'
echo 'git'
fi