autogen.sh: simplify

autogen.sh

@@ -9,32 +9,11 @@ CFLAGS="-g -Wall \
 -Wpointer-arith -Wsign-compare -Wchar-subscripts \
 -Wstrict-prototypes -Wshadow \
 -Wformat=2 -Wtype-limits"
-args="--prefix=/usr --exec-prefix= --sysconfdir=/etc --with-selinux --enable-gtk-doc"
-libdir=$(basename $(cd /lib/$(gcc -print-multi-os-directory); pwd))
 
-case "$1" in
-	*install|"")
-		args="$args --with-libdir-name=$libdir"
-		export CFLAGS="$CFLAGS -O2"
-		echo "   configure:  $args"
-		echo
-		./configure $args
-		;;
-	*devel)
-		args="$args --enable-debug --with-libdir-name=$libdir"
-		export CFLAGS="$CFLAGS -O0"
-		echo "   configure:  $args"
-		echo
-		./configure $args
-		;;
-	*clean)
-		./configure
-		make maintainer-clean
-		git clean -f -X
-		exit 0
-		;;
-	*)
-		echo "Usage: $0 [--install|--devel|--clean]"
-		exit 1
-		;;
-esac
+libdirname=$(basename $(cd /lib/$(gcc -print-multi-os-directory); pwd))
+args="--prefix=/usr --exec-prefix= --sysconfdir=/etc \
+--libdir=/usr/$libdirname --with-libdir-name=$libdirname \
+--with-selinux --enable-gtk-doc
+
+export CFLAGS="$CFLAGS -O2"
+./configure $args $@