homebrew-core/Formula/gnupg.rb
2013-02-17 01:01:46 -06:00

54 lines
1.6 KiB
Ruby

require 'formula'
class GnupgIdea < Formula
head 'http://www.gnupg.dk/contrib-dk/idea.c.gz', :using => :nounzip
sha1 '9b78e20328d35525af7b8a9c1cf081396910e937'
end
class Gnupg < Formula
homepage 'http://www.gnupg.org/'
url 'ftp://ftp.gnupg.org/gcrypt/gnupg/gnupg-1.4.13.tar.bz2'
sha1 '17a75c54d292bd0923f0a1817a1b02ded37d1de1'
option 'idea', 'Build with the patented IDEA cipher'
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
if build.include? 'idea'
GnupgIdea.new.brew { (buildpath/'cipher').install Dir['*'] }
system 'gunzip', 'cipher/idea.c.gz'
end
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
def caveats
if build.include? 'idea' then <<-EOS.undent
This build of GnuPG contains support for the patented IDEA cipher.
Please read http://www.gnupg.org/faq/why-not-idea.en.html before using
this software.
You will then need to add the following line to your ~/.gnupg/gpg.conf or
~/.gnupg/options file:
load-extension idea
EOS
end
end
end