Openwrt/scripts/getver.sh
Jonas Gorski 575be9d182 scripts/getver.sh: simplify revision calculation
Use git rev-list --count to get the revision number.

Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
2016-07-09 13:41:28 +02:00

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#!/usr/bin/env bash
export LANG=C
export LC_ALL=C
[ -n "$TOPDIR" ] && cd $TOPDIR
try_version() {
[ -f version ] || return 1
REV="$(cat version)"
[ -n "$REV" ]
}
try_git() {
git rev-parse --git-dir >/dev/null 2>&1 || return 1
REV="$(git rev-list reboot..HEAD --count)"
REV="${REV:+r$REV}"
[ -n "$REV" ]
}
try_hg() {
[ -d .hg ] || return 1
REV="$(hg log -r-1 --template '{desc}' | awk '{print $2}' | sed 's/\].*//')"
REV="${REV:+r$REV}"
[ -n "$REV" ]
}
try_version || try_git || try_hg || REV="unknown"
echo "$REV"