mirror of
https://github.com/Homebrew/brew.git
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69e9f60da8
This allows you to build bottles in an environment that doesn't have access to the source URLs, or things downloaded during the bottling phase, without a proxy. These are the set of environment variables that are already documented in `man brew`.
84 lines
2.2 KiB
Ruby
84 lines
2.2 KiB
Ruby
# typed: true # rubocop:todo Sorbet/StrictSigil
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# frozen_string_literal: true
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# Settings for the build environment.
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class BuildEnvironment
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sig { params(settings: Symbol).void }
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def initialize(*settings)
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@settings = Set.new(settings)
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end
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sig { params(args: T::Enumerable[Symbol]).returns(T.self_type) }
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def merge(*args)
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@settings.merge(*args)
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self
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end
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sig { params(option: Symbol).returns(T.self_type) }
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def <<(option)
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@settings << option
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self
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end
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sig { returns(T::Boolean) }
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def std?
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@settings.include? :std
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end
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# DSL for specifying build environment settings.
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module DSL
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# Initialise @env for each class which may use this DSL (e.g. each formula subclass).
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# `env` may never be called and it needs to be initialised before the class is frozen.
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def inherited(child)
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super
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child.instance_eval do
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@env = BuildEnvironment.new
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end
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end
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sig { params(settings: Symbol).returns(BuildEnvironment) }
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def env(*settings)
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@env.merge(settings)
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end
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end
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KEYS = %w[
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CC CXX LD OBJC OBJCXX
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HOMEBREW_CC HOMEBREW_CXX
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CFLAGS CXXFLAGS CPPFLAGS LDFLAGS SDKROOT MAKEFLAGS
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CMAKE_PREFIX_PATH CMAKE_INCLUDE_PATH CMAKE_LIBRARY_PATH CMAKE_FRAMEWORK_PATH
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MACOSX_DEPLOYMENT_TARGET PKG_CONFIG_PATH PKG_CONFIG_LIBDIR
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HOMEBREW_DEBUG HOMEBREW_MAKE_JOBS HOMEBREW_VERBOSE
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all_proxy ftp_proxy http_proxy https_proxy no_proxy
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HOMEBREW_SVN HOMEBREW_GIT
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HOMEBREW_SDKROOT
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MAKE GIT CPP
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ACLOCAL_PATH PATH CPATH
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LD_LIBRARY_PATH LD_RUN_PATH LD_PRELOAD LIBRARY_PATH
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].freeze
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private_constant :KEYS
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sig { params(env: T::Hash[String, T.nilable(T.any(String, Pathname))]).returns(T::Array[String]) }
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def self.keys(env)
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KEYS & env.keys
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end
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sig { params(env: T::Hash[String, T.nilable(T.any(String, Pathname))], out: IO).void }
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def self.dump(env, out = $stdout)
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keys = self.keys(env)
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keys -= %w[CC CXX OBJC OBJCXX] if env["CC"] == env["HOMEBREW_CC"]
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keys.each do |key|
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value = env.fetch(key)
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string = "#{key}: #{value}"
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case key
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when "CC", "CXX", "LD"
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string << " => #{Pathname.new(value).realpath}" if value.present? && File.symlink?(value)
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end
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string.freeze
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out.puts string
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end
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end
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end
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