97 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			97 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
| # typed: true
 | |
| # frozen_string_literal: true
 | |
| 
 | |
| require "diagnostic"
 | |
| require "fileutils"
 | |
| require "hardware"
 | |
| require "development_tools"
 | |
| 
 | |
| module Homebrew
 | |
|   # Helper module for performing (pre-)install checks.
 | |
|   #
 | |
|   # @api private
 | |
|   module Install
 | |
|     module_function
 | |
| 
 | |
|     def perform_preinstall_checks(all_fatal: false, cc: nil)
 | |
|       check_prefix
 | |
|       check_cpu
 | |
|       attempt_directory_creation
 | |
|       check_cc_argv(cc)
 | |
|       Diagnostic.checks(:supported_configuration_checks, fatal: all_fatal)
 | |
|       Diagnostic.checks(:fatal_preinstall_checks)
 | |
|     end
 | |
|     alias generic_perform_preinstall_checks perform_preinstall_checks
 | |
|     module_function :generic_perform_preinstall_checks
 | |
| 
 | |
|     def perform_build_from_source_checks(all_fatal: false)
 | |
|       Diagnostic.checks(:fatal_build_from_source_checks)
 | |
|       Diagnostic.checks(:build_from_source_checks, fatal: all_fatal)
 | |
|     end
 | |
| 
 | |
|     def check_prefix
 | |
|       if (Hardware::CPU.intel? || Hardware::CPU.in_rosetta2?) &&
 | |
|          HOMEBREW_PREFIX.to_s == HOMEBREW_MACOS_ARM_DEFAULT_PREFIX
 | |
|         if Hardware::CPU.in_rosetta2?
 | |
|           odie <<~EOS
 | |
|             Cannot install under Rosetta 2 in ARM default prefix (#{HOMEBREW_PREFIX})!
 | |
|             To rerun under ARM use:
 | |
|                 arch -arm64 brew install ...
 | |
|             To install under x86_64, install Homebrew into #{HOMEBREW_DEFAULT_PREFIX}.
 | |
|           EOS
 | |
|         else
 | |
|           odie "Cannot install on Intel processor in ARM default prefix (#{HOMEBREW_PREFIX})!"
 | |
|         end
 | |
|       elsif Hardware::CPU.arm? && HOMEBREW_PREFIX.to_s == HOMEBREW_DEFAULT_PREFIX
 | |
|         odie <<~EOS
 | |
|           Cannot install in Homebrew on ARM processor in Intel default prefix (#{HOMEBREW_PREFIX})!
 | |
|           Please create a new installation in #{HOMEBREW_MACOS_ARM_DEFAULT_PREFIX} using one of the
 | |
|           "Alternative Installs" from:
 | |
|             #{Formatter.url("https://docs.brew.sh/Installation")}
 | |
|           You can migrate your previously installed formula list with:
 | |
|             brew bundle dump
 | |
|         EOS
 | |
|       end
 | |
|     end
 | |
| 
 | |
|     def check_cpu
 | |
|       return unless Hardware::CPU.ppc?
 | |
| 
 | |
|       odie <<~EOS
 | |
|         Sorry, Homebrew does not support your computer's CPU architecture!
 | |
|         For PowerPC Mac (PPC32/PPC64BE) support, see:
 | |
|           #{Formatter.url("https://github.com/mistydemeo/tigerbrew")}
 | |
|       EOS
 | |
|     end
 | |
|     private_class_method :check_cpu
 | |
| 
 | |
|     def attempt_directory_creation
 | |
|       Keg::MUST_EXIST_DIRECTORIES.each do |dir|
 | |
|         FileUtils.mkdir_p(dir) unless dir.exist?
 | |
| 
 | |
|         # Create these files to ensure that these directories aren't removed
 | |
|         # by the Catalina installer.
 | |
|         # (https://github.com/Homebrew/brew/issues/6263)
 | |
|         keep_file = dir/".keepme"
 | |
|         FileUtils.touch(keep_file) unless keep_file.exist?
 | |
|       rescue
 | |
|         nil
 | |
|       end
 | |
|     end
 | |
|     private_class_method :attempt_directory_creation
 | |
| 
 | |
|     def check_cc_argv(cc)
 | |
|       return unless cc
 | |
| 
 | |
|       @checks ||= Diagnostic::Checks.new
 | |
|       opoo <<~EOS
 | |
|         You passed `--cc=#{cc}`.
 | |
|         #{@checks.please_create_pull_requests}
 | |
|       EOS
 | |
|     end
 | |
|     private_class_method :check_cc_argv
 | |
|   end
 | |
| end
 | |
| 
 | |
| require "extend/os/install"
 | 
