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require 'extend/ENV'
require 'hardware'
module Homebrew extend self
def __env
ENV.extend(HomebrewEnvExtension)
ENV.setup_build_environment
ENV.universal_binary if ARGV.build_universal?
if $stdout.tty?
dump_build_env ENV
else
build_env_keys(ENV).each do |key|
puts "export #{key}=\"#{ENV[key]}\""
end
end
end
def build_env_keys env
%w[ CC CXX LD CFLAGS CXXFLAGS CPPFLAGS LDFLAGS SDKROOT
CMAKE_PREFIX_PATH CMAKE_INBLUDE_PATH CMAKE_FRAMEWORK_PATH MAKEFLAGS
MACOSX_DEPLOYMENT_TARGET PKG_CONFIG_PATH HOMEBREW_BUILD_FROM_SOURCE
HOMEBREW_DEBUG HOMEBREW_MAKE_JOBS HOMEBREW_VERBOSE HOMEBREW_USE_CLANG
HOMEBREW_USE_GCC HOMEBREW_USE_LLVM HOMEBREW_SVN
ACLOCAL_PATH OBJC PATH ].select{ |key| env[key] }
end
def dump_build_env env
build_env_keys(env).each do |key|
value = env[key]
print "#{key}: #{value}"
case key when 'CC', 'CXX', 'LD'
if value =~ %r{/usr/bin/xcrun (.*)}
path = `/usr/bin/xcrun -find #{$1}`
print " => #{path}"
elsif File.symlink? value
print " => #{Pathname.new(value).realpath}"
end
end
puts
end
end
end
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