installer

#!/bin/sh

# Installer script.
#
# So-libraries will be installed into "$DESTDIR/lib64",
# C-headers into "$DESTDIR/usr/include/libnel".

MANIFEST=install_manifest.txt

case "$1" in
install)
	[ -n "$DESTDIR" ] || {
		echo "Error: DESTDIR must be specified."
		exit 1
	}

	DESTDIR=$(realpath "$DESTDIR")

	truncate -s0 $MANIFEST

	LIBDIR="$DESTDIR/lib64"
	mkdir -p "$LIBDIR"
	for f in *.so; do
		cp "$f" "$LIBDIR"
		echo "$LIBDIR/$f" >>$MANIFEST
	done

	INCDIR="$DESTDIR/usr/include/libnel"
	mkdir -p "$INCDIR"
	for f in *.h; do
		cp "$f" "$INCDIR"
		echo "$INCDIR/$f" >>$MANIFEST
	done
	;;

uninstall)
	[ -f $MANIFEST ] || {
		echo "Error: \"$MANIFEST\" not found."
		exit 1
	}
	# NOTE: created dirs will be left, e.g. if you install
	# into the root, then "/usr/include/libnel" will be left
	# empty after uninstall.
	cat $MANIFEST | xargs rm
	;;

*)
	echo "Usage: install|uninstall"
	;;
esac