homebrew-core/Formula/gmp.rb

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require 'formula'
class Gmp <Formula
url 'ftp://ftp.gnu.org/gnu/gmp/gmp-4.3.1.tar.bz2'
homepage 'http://gmplib.org/'
sha1 'acbd1edc61230b1457e9742136994110e4f381b2'
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def options
[
["--skip-check", "Do not run 'make check' to verify libraries. (Not recommended.)"]
]
end
def install
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# On OS X 10.6, some tests fail under LLVM
ENV.gcc_4_2
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args = ["--prefix=#{prefix}", "--disable-debug", "--disable-dependency-tracking", "--enable-cxx"]
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# Doesn't compile correctly on 10.5 MacPro in 64 bit mode
if MACOS_VERSION == 10.5 and Hardware.intel_family == :nehalem
ENV.m32
args << "--host=none-apple-darwin"
end
system "./configure", *args
system "make"
ENV.j1 # Don't install in parallel
system "make install"
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# Different compilers and options can cause tests to fail even
# if everything compiles, so yes, we want to do this step.
system "make check" unless ARGV.include? "--skip-check"
end
end