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require 'formula'
class OpenBabel < Formula
homepage 'http://www.openbabel.org'
url 'http://downloads.sourceforge.net/project/openbabel/openbabel/2.3.2/openbabel-2.3.2.tar.gz'
sha1 'b8831a308617d1c78a790479523e43524f07d50d'
option 'with-cairo', 'Support PNG depiction'
option 'with-java', 'Compile Java language bindings'
depends_on 'pkg-config' => :build
depends_on 'cmake' => :build
depends_on :python => :optional
depends_on 'wxmac' => :optional
depends_on 'cairo' => :optional
depends_on 'eigen' if build.with?('python') || build.with?('java')
# Patch to fix Molecule.draw() in pybel in accordance with upstream commit df59c4a630cf753723d1318c40479d48b7507e1c
def patches
"https://gist.github.com/fredrikw/5858168/raw"
end
def install
args = %W[ -DCMAKE_INSTALL_PREFIX=#{prefix} ]
args << "-DJAVA_BINDINGS=ON" if build.with? 'java'
args << "-DBUILD_GUI=ON" if build.with? 'wxmac'
# Looking for Cairo in HOMEBREW_PREFIX
# setting the arguments separately, joining them in one string fails with the 'system "cmake", *args' command
args << "-DCAIRO_INCLUDE_DIRS='#{HOMEBREW_PREFIX}/include/cairo'" if build.with? 'cairo'
args << "-DCAIRO_LIBRARIES='#{HOMEBREW_PREFIX}/lib/libcairo.dylib'" if build.with? 'cairo'
python do
args << "-DPYTHON_BINDINGS=ON"
# For Xcode-only systems, the headers of system's python are inside of Xcode:
args << "-DPYTHON_INCLUDE_DIR='#{python.incdir}'"
# Cmake picks up the system's python dylib, even if we have a brewed one:
args << "-DPYTHON_LIBRARY='#{python.libdir}/lib#{python.xy}.dylib'"
args << "-DPYTHON_PACKAGES_PATH='#{python.site_packages}'"
end
args << '..'
mkdir 'build' do
system "cmake", *args
system "make"
system "make install"
end
python do
python.site_packages.install lib/'openbabel.py', lib/'pybel.py', lib/'_openbabel.so'
end
end
def caveats
s = ''
s += python.standard_caveats if python
s += <<-EOS.undent
Java libraries are installed to #{HOMEBREW_PREFIX}/lib so this path should be
included in the CLASSPATH environment variable.
EOS
end
end
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