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require 'formula'
class Py2cairo < Formula
homepage 'http://cairographics.org/pycairo/'
url 'http://cairographics.org/releases/py2cairo-1.10.0.tar.bz2'
sha1 '2efa8dfafbd6b8e492adaab07231556fec52d6eb'
depends_on 'pkg-config' => :build
depends_on 'cairo'
depends_on :x11
option :universal
fails_with :llvm do
build 2336
cause "The build script will set -march=native which llvm can't accept"
end
def install
# Python extensions default to universal but cairo may not be universal
unless build.universal?
ENV['ARCHFLAGS'] = if MacOS.prefer_64_bit?
"-arch x86_64"
else
"-arch i386"
end
end
# waf miscompiles py2cairo on >= lion with HB python, linking the wrong
# Python Library. So add a LINKFLAG that sets the path.
# https://github.com/mxcl/homebrew/issues/12893
# https://github.com/mxcl/homebrew/issues/14781
# https://bugs.freedesktop.org/show_bug.cgi?id=51544
ENV['LINKFLAGS'] = "-L#{%x(python-config --prefix).chomp}/lib"
system "./waf", "configure", "--prefix=#{prefix}", "--nopyc", "--nopyo"
system "./waf", "install"
end
def caveats; <<-EOS.undent
For non-homebrew Python, you need to amend your PYTHONPATH like so:
export PYTHONPATH=#{HOMEBREW_PREFIX}/lib/#{which_python}/site-packages:$PYTHONPATH
EOS
end
def which_python
"python" + `python -c 'import sys;print(sys.version[:3])'`.strip
end
end
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