clean up some misc scripts

1 files changed, 48 insertions, 47 deletions

diff --git a/src/diff-unfree b/src/diff-unfree
index a0a8d63..24ada67 100755
--- a/src/diff-unfree
+++ b/src/diff-unfree
@@ -20,66 +20,67 @@
 # You should have received a copy of the GNU General Public License
 # along with Parabola. If not, see <http://www.gnu.org/licenses/>.
 
-source /etc/libretools.conf
-custom_config=$XDG_CONFIG_HOME/libretools/libretools.conf
-
-[[ "$1" == "--help" ]] && {
-    msg "Diff-Unfree helps you diff build scripts from ABSLibre against
-    (Unfree) ABS. Package name and repo will we guessed if you don't
-    specify them."
-    msg2 "Usage: $0 [community|packages] [unfree-package] [repo]"
-    exit 0
-}
+. /etc/libretools.conf
+
+cmd=${0##*/}
 
-[[ ! -r PKGBUILD ]] && {
-    error "This is not a build dir."
-    exit 1
+usage() {
+	echo "Usage: $cmd [community|packages] [unfree-package] [repo]"
+	echo "Usage: $cmd --help"
+	echo "Helps you diff build scripts from ABSLibre against (Unfree) ABS."
+	echo ""
+	echo "Package name and repo will we guessed if you don't specify them."
 }
 
-package_guess=$(basename $PWD)
+main() {
+	if [[ "$1" == "--help" ]]; then
+		usage
+		exit 0
+	fi
 
-repo=${1:-$(basename $(dirname $PWD))}
-package=${2:-${package_guess/-libre}}
-trunk=${3:-trunk}
+	local package_guess=${PWD##*/}
+	local repo=${1:-$(basename ${PWD%/*})}
+	local package=${2:-${package_guess%-libre}}
+	local trunk=${3:-trunk}
 
-tmp_dir=$(mktemp -d /tmp/${package}.XXXXXX)
+	svnrepo="packages"
+	case $repo in
+		community*) svnrepo="community";;
+		multilib*)  svnrepo="community";;
+		*) :;;
+	esac
 
-svnrepo="packages"
-case $repo in
-    community*)
-        svnrepo="community"
-        ;;
-    multilib*)
-        svnrepo="community"
-        ;;
-    *)
-        ;;
-esac
+	if [[ ! -r PKGBUILD ]]; then
+		error "This is not a build dir."
+		exit 1
+	fi
 
-unfree_dir="${tmp_dir}/${svnrepo}/${package}/${trunk}"
 
-[[ ! -d "${tmp_dir}" ]] && {
-    error "Can't create temp dir"
-    exit 1
-}
+	tmp_dir="$(mktemp --tmpdir -d ${package}.XXXXXX)"
+	if [[ ! -d "${tmp_dir}" ]]; then
+		error "Can't create temp dir"
+		exit 1
+	fi
+	unfree_dir="${tmp_dir}/${svnrepo}/${package}/${trunk}"
 
-stdnull 'pushd "${tmp_dir}"'
+	stdnull 'pushd "${tmp_dir}"'
 
-msg "Getting diff from $repo/$package..."
+	msg "Getting diff from $repo/$package..."
 
-stdnull 'svn checkout --depth=empty svn://svn.archlinux.org/$svnrepo'
+	stdnull 'svn checkout --depth=empty svn://svn.archlinux.org/$svnrepo'
 
-cd ${svnrepo}
-svn update ${package}
+	cd ${svnrepo}
+	svn update ${package}
 
-# Back to start dir
-stdnull popd
+	# Back to start dir
+	stdnull popd
 
-msg "Diffing files"
+	msg "Diffing files"
 
-for _file in ${unfree_dir}/*; do
-    msg2 "$(basename "${_file}")"
-    ${DIFFTOOL} "$PWD/$(basename "${_file}")" "${_file}"
-done
+	for _file in ${unfree_dir}/*; do
+		msg2 "$(basename "${_file}")"
+		${DIFFTOOL} "$PWD/$(basename "${_file}")" "${_file}"
+	done
+}
 
-exit $?
+main "$@"