#!/usr/bin/env ruby
# coding: utf-8
-# Copyright 2010, 2011 Ali Polatel <alip@exherbo.org>
+# Copyright 2010, 2011, 2012 Ali Polatel <alip@exherbo.org>
# Distributed under the terms of the GNU General Public License v3
require 'mkmf'
-# Notmuch Library
-find_header('notmuch.h', '../../lib')
-find_library('notmuch', 'notmuch_database_create', '../../lib')
+NOTDIR = File.expand_path(File.join(File.dirname(__FILE__), '..', '..', 'lib'))
+NOTHDR = File.join(NOTDIR, 'notmuch.h')
+NOTLIB = File.join(NOTDIR, 'libnotmuch.a')
+
+unless File.exists? NOTHDR
+ $stderr.puts "notmuch.h is missing under #{NOTDIR}"
+ exit 1
+end
+
+unless File.exists? NOTLIB
+ $stderr.puts "libnotmuch.a is missing under #{NOTDIR}"
+ exit 1
+end
+
+# Small hack to build with in-tree version not the installed one.
+# find_header() and friends use standard include/library paths first.
+$stderr.puts "Added -I#{NOTDIR} to $INCFLAGS"
+$INCFLAGS = "-I#{NOTDIR}".quote + " " + $INCFLAGS
+find_header('notmuch.h', NOTDIR)
+
+$LOCAL_LIBS += NOTLIB
# Create Makefile
dir_config('notmuch')