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autorevision.sh
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autorevision.sh
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#!/bin/sh
# Copyright 2008 Paul Wise
# Copyright 2009 Konstantin Dmitriev
#
# This package is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# This package is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
get_git_id(){
export SCM=git
export REVISION_ID=`cd "$1"; git log --no-color -1 | head -n 1 | cut -f 2 -d ' ' | cut -c -7`
export BRANCH="`cd "$1"; git branch -a --no-color --contains HEAD | sed -e s/\*\ // | sed -e s/\(no\ branch\)// | tr '\n' ' ' | tr -s ' ' | sed s/^' '//`"
if ( echo $BRANCH | egrep origin/master > /dev/null ); then
#give a priority to master branch
BRANCH='master'
else
BRANCH=`echo $BRANCH | cut -d ' ' -f 1`
BRANCH=${BRANCH##*/}
fi
export REVISION=`git show --pretty=format:%ci HEAD | head -c 10 | tr -d '-'`
export COMPARE=`git rev-parse --git-dir`
# The extra * at the end is for Modified
#REVISION="$REVISION"`cd "$1"; [[ $(git status 2> /dev/null | tail -n1) != "nothing to commit (working directory clean)" ]] && echo "*"`
}
HEADER="$2/autorevision.h"
SCM=none
if [ ! -f "$HEADER" ] ; then
touch -t 197001010101 "$HEADER"
fi
# Extract the revision from git
if git rev-parse --git-dir > /dev/null 2>&1 ; then
get_git_id "."
fi
# Allow overriding both REVISION and DEVEL_VERSION
if [ -f "$2/autorevision.conf" ] ; then
SCM=manual
. "$2/autorevision.conf"
fi
# Abort if the header is newer
if [ "$COMPARE" -ot "$HEADER" ] ; then exit; fi
# Set the development version string
if [ x = "x$DEVEL_VERSION" ] ; then
if [ x != "x$REVISION" ] ; then
if [ $SCM = git ] ; then
DEVEL_VERSION="Revision: ${REVISION}\\\\nBranch: ${BRANCH}\\\\nRevision ID: ${REVISION_ID}"
elif [ $SCM = manual ] ; then
DEVEL_VERSION="$REVISION (manually configured)"
fi
fi
fi
# Output the header
if [ x != "x$DEVEL_VERSION" ] ; then
printf "#define SHOW_EXTRA_INFO\n" > "$HEADER"
printf "#define DEVEL_VERSION \"$DEVEL_VERSION\"\n" >> "$HEADER"
fi