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require 'formula'
class SwiProlog < Formula
homepage 'http://www.swi-prolog.org/'
url 'http://www.swi-prolog.org/download/stable/src/pl-6.6.1.tar.gz'
sha1 '94022f4c26d86761e3b998c21da400e0fce4acb3'
devel do
url 'http://www.swi-prolog.org/download/devel/src/pl-7.1.8.tar.gz'
sha1 'a6685e5598f11f1cf9127f0b9e281ba00070f047'
end
head do
url 'git://www.swi-prolog.org/home/pl/git/pl.git'
depends_on :autoconf
end
option 'lite', "Disable all packages"
option 'with-jpl', "Enable JPL (Java Prolog Bridge)"
option 'with-xpce', "Enable XPCE (Prolog Native GUI Library)"
depends_on 'readline'
depends_on 'gmp'
if build.include? 'with-xpce'
depends_on 'pkg-config' => :build
depends_on :x11
depends_on 'jpeg'
end
# 10.5 versions of these are too old
if MacOS.version <= :leopard
depends_on 'fontconfig'
depends_on 'expat'
end
fails_with :llvm do
build 2335
cause "Exported procedure chr_translate:chr_translate_line_info/3 is not defined"
end
def install
args = ["--prefix=#{libexec}", "--mandir=#{man}"]
ENV.append 'DISABLE_PKGS', "jpl" unless build.include? "with-jpl"
ENV.append 'DISABLE_PKGS', "xpce" unless build.include? 'with-xpce'
# SWI-Prolog's Makefiles don't add CPPFLAGS to the compile command, but do
# include CIFLAGS. Setting it here. Also, they clobber CFLAGS, so including
# the Homebrew-generated CFLAGS into COFLAGS here.
ENV['CIFLAGS'] = ENV.cppflags
ENV['COFLAGS'] = ENV.cflags
# Build the packages unless --lite option specified
args << "--with-world" unless build.include? "lite"
# './prepare' prompts the user to build documentation
# (which requires other modules). '3' is the option
# to ignore documentation.
system "echo '3' | ./prepare" if build.head?
system "./configure", *args
system "make"
system "make install"
bin.write_exec_script Dir["#{libexec}/bin/*"]
end
def test
system "#{bin}/swipl", "--version"
end
end
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