build-package-from-commitid

#!/bin/bash
usage="Usage: $(basename $0) -c COMMIT_ID [-i] [-n] [-b BUILD_NUMBER] [-t TEMP_BRANCH] [-s BUILD_SUFFIX] [-g GEN_VERS_STR_ARGS]"

commitID=""
buildNum="1"
buildSuffix="~autobuild"
tempBranch="build"
interactive=""
noBuild=""
shaderc=""
genVersArgs=""

while getopts ":c:b:t:s:g:in" options; do
    case $options in
	c ) commitID="${OPTARG}";;
	b ) buildNum="${OPTARG}";;
	t ) tempBranch="${OPTARG}";;
	s ) buildSuffix="${OPTARG}";;
	g ) genVersArgs="${OPTARG}";;
	i ) interactive="TRUE";;
	n ) noBuild="TRUE";;
	* ) echo $usage
	    exit 1;;
    esac
done

if [ -z "$commitID" ]; then
    echo $usage
    exit 1
fi

git reset --hard
git clean -f
git checkout debian-unstable
newVersion="$($(dirname $(readlink -f $0))/generate-version-string -v -u ${commitID} ${genVersArgs})"
if [ "$interactive" ]; then
    newVersion=$(zenity --entry \
	    --title="Version String" \
	    --text="Verify/modify Version string for this build" \
	    --entry-text="$newVersion")
fi
[ -z "$newVersion" ] && exit 1

git checkout -B upstream-unstable
git reset --hard ${commitID}
# I'm shaderc, and I'm special...
if [ -e update_shaderc_sources.py ]; then
    # Check out actual shaderc source, along with other dependencies
    rm -fr src
    ./update_shaderc_sources.py
    find src -name .git | xargs rm -fr
    git add src
    git ci -m "Update shaderc upstream sources"
fi

git checkout -B ${tempBranch}
git checkout debian-unstable -- debian
cimsg="merge debian packaging"
if [ "$interactive" ]; then
    cimsg=$(zenity --entry \
    --title="Add Debian packaging" \
    --text="Enter a comment for this commit" \
    --entry-text="$cimsg")
fi
[ -z "$cimsg" ] && exit 1

git commit -m "$cimsg"
cimsg="merge debian-unstable branch to connect histories"
if [ "$interactive" ]; then
    cimsg=$(zenity --entry \
    --title="debian-unstable branch merge" \
    --text="Enter a comment for this commit   " \
    --entry-text="$cimsg")
fi
[ -z "$cimsg" ] && exit 1

git merge debian-unstable -s ours -m "$cimsg"
echo "Building Package Version: $newVersion"
# Update changelog:
cimsg="Automated package build"
if [ "$interactive" ]; then
    cimsg=$(zenity --entry \
    --title="update debian/changelog" \
    --text="Enter a comment for the changelog" \
    --entry-text="$cimsg")
fi
[ -z "$cimsg" ] && exit 1

dch -r --distribution=unstable ""
dch --newversion "${newVersion}" "$cimsg"

# Commit changelog and kick off a build..
if [ -z "$noBuild" ]; then
    git add debian/changelog
    echo "$(git rev-parse $commitID)" > debian/lunarg-build-commit
    git add debian/lunarg-build-commit
    git commit -m "$cimsg"
    cowbuild-package-lunarg -b "${buildNum}" -s "${buildSuffix}"
fi