9a698d2130
- ensure that `HOMEBREW_CELLAR` is always created on `install`. - remove the need for a special `PRUNEABLE_DIRECTORIES` variable - reuse values from existing variables and get `uniq`s.
54 lines
1.1 KiB
Ruby
54 lines
1.1 KiB
Ruby
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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module Install
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module_function
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def check_ppc
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case Hardware::CPU.type
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when :ppc
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abort <<~EOS
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Sorry, Homebrew does not support your computer's CPU architecture.
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For PPC support, see: https://github.com/mistydemeo/tigerbrew
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EOS
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end
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end
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def attempt_directory_creation
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Keg::MUST_EXIST_DIRECTORIES.each do |dir|
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begin
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FileUtils.mkdir_p(dir) unless dir.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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end
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def perform_development_tools_checks
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fatal_checks(:fatal_development_tools_checks)
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end
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def perform_preinstall_checks
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check_ppc
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attempt_directory_creation
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fatal_checks(:fatal_install_checks)
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end
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def fatal_checks(type)
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@checks ||= Diagnostic::Checks.new
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failed = false
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@checks.public_send(type).each do |check|
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out = @checks.public_send(check)
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next if out.nil?
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failed ||= true
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ofail out
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end
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exit 1 if failed
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end
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end
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end
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