require 'formula' class Gnupg < Formula homepage 'http://www.gnupg.org/' url 'ftp://ftp.gnupg.org/gcrypt/gnupg/gnupg-1.4.13.tar.bz2' sha1 '17a75c54d292bd0923f0a1817a1b02ded37d1de1' option '8192', 'Build with support for private keys of up to 8192 bits' def cflags cflags = ENV.cflags.to_s cflags += ' -std=gnu89 -fheinous-gnu-extensions' if ENV.compiler == :clang cflags end def install inreplace 'g10/keygen.c', 'max=4096', 'max=8192' if build.include? '8192' system "./configure", "--disable-dependency-tracking", "--prefix=#{prefix}", "--disable-asm" system "make", "CFLAGS=#{cflags}" system "make check" # we need to create these directories because the install target has the # dependency order wrong [bin, libexec/'gnupg'].each(&:mkpath) system "make install" end end