# File ext/gpgme/extconf.rb, line 17 def build(tgz, *flags) sys("tar xjvf #{tgz}") Dir.chdir(File.basename(tgz, '.tar.bz2')) do sys("./configure --prefix=#{PREFIX} --libdir=#{PREFIX}/lib --disable-shared --enable-static --with-pic", *flags) sys("make") sys("make install") end end