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require 'fileutils'
require 'mkmf'
unless RUBY_ENGINE == "ruby"
File.write("Makefile", dummy_makefile($srcdir).join(""))
exit
end
extension_name = 'concurrent_ruby_ext'
dir_config(extension_name)
have_header "libkern/OSAtomic.h"
compiler_is_gcc = (CONFIG["GCC"] && !CONFIG["GCC"].empty?) ||
# This could stand to be more generic... but I am afraid.
CONFIG["CC"] =~ /\bgcc\b/
if compiler_is_gcc
case CONFIG["arch"]
when /mswin32|mingw|solaris/
$CFLAGS += " -march=native"
when 'i686-linux'
$CFLAGS += " -march=i686"
end
end
create_makefile File.join('concurrent', extension_name)
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