mirror of
https://github.com/Homebrew/brew.git
synced 2025-07-14 16:09:03 +08:00
92 lines
2.8 KiB
Ruby
92 lines
2.8 KiB
Ruby
# typed: true
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# frozen_string_literal: true
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require "diagnostic"
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require "fileutils"
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require "hardware"
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require "development_tools"
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module Homebrew
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# Helper module for performing (pre-)install checks.
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#
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# @api private
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module Install
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module_function
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def perform_preinstall_checks(all_fatal: false, cc: nil)
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check_prefix
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check_cpu
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attempt_directory_creation
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check_cc_argv(cc)
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Diagnostic.checks(:supported_configuration_checks, fatal: all_fatal)
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Diagnostic.checks(:fatal_preinstall_checks)
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end
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alias generic_perform_preinstall_checks perform_preinstall_checks
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module_function :generic_perform_preinstall_checks
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def perform_build_from_source_checks(all_fatal: false)
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Diagnostic.checks(:fatal_build_from_source_checks)
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Diagnostic.checks(:build_from_source_checks, fatal: all_fatal)
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end
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def check_prefix
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if Hardware::CPU.intel? && HOMEBREW_PREFIX.to_s == HOMEBREW_MACOS_ARM_DEFAULT_PREFIX
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odie "Cannot install in Homebrew on Intel processor in ARM default prefix (#{HOMEBREW_PREFIX})!"
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elsif Hardware::CPU.arm? && HOMEBREW_PREFIX.to_s == HOMEBREW_DEFAULT_PREFIX
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odie <<~EOS
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Cannot install in Homebrew on ARM processor in Intel default prefix (#{HOMEBREW_PREFIX})!
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Please create a new installation in #{HOMEBREW_MACOS_ARM_DEFAULT_PREFIX} using one of the
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"Alternative Installs" from:
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#{Formatter.url("https://docs.brew.sh/Installation")}
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You can migrate your previously installed formula list with:
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brew bundle dump
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EOS
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end
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end
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def check_cpu
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return if Hardware::CPU.intel? && Hardware::CPU.is_64_bit?
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# Handled by check_for_unsupported_arch in extend/os/mac/diagnostic.rb
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return if Hardware::CPU.arm?
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return unless Hardware::CPU.ppc?
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odie <<~EOS
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Sorry, Homebrew does not support your computer's CPU architecture!
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For PowerPC Mac (PPC32/PPC64BE) support, see:
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#{Formatter.url("https://github.com/mistydemeo/tigerbrew")}
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EOS
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end
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private_class_method :check_cpu
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def attempt_directory_creation
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Keg::MUST_EXIST_DIRECTORIES.each do |dir|
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FileUtils.mkdir_p(dir) unless dir.exist?
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# Create these files to ensure that these directories aren't removed
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# by the Catalina installer.
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# (https://github.com/Homebrew/brew/issues/6263)
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keep_file = dir/".keepme"
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FileUtils.touch(keep_file) unless keep_file.exist?
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rescue
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nil
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end
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end
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private_class_method :attempt_directory_creation
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def check_cc_argv(cc)
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return unless cc
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@checks ||= Diagnostic::Checks.new
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opoo <<~EOS
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You passed `--cc=#{cc}`.
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#{@checks.please_create_pull_requests}
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EOS
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end
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private_class_method :check_cc_argv
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end
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end
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require "extend/os/install"
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