brew/Library/Homebrew/extend/os/mac/system_config.rb
Mike McQuaid 5afff3f3aa
Handle macOS Homebrew on ARM
- Output `brew doctor` and `brew install` messages noting this configuration is (currently) unsupported and encourage use of Rosetta instead
- Output Rosetta 2 usage in `brew config` on ARM (whether in Rosetta 2 or not)
- Check the architecture of (newly installed) dependencies and ensure they are using the correct architecture.
- Don't allow installing macOS Intel Homebrew in macOS ARM Homebrew default prefix (and vice versa
- Actually write out the architecture of dependencies to the tab rather than generating and throwing them away
- Set and document the expected default prefix for macOS Intel Homebrew, macOS ARM Homebrew (`/opt/homebrew`) and Homebrew on Linux

While we're here:
- Don't say Big Sur is a prerelease version but still make it clear we
  don't support it (yet).
- Don't reference non-existent IRC channel
2020-11-12 17:06:47 +00:00

58 lines
1.6 KiB
Ruby

# typed: true
# frozen_string_literal: true
require "system_command"
module SystemConfig
class << self
include SystemCommand::Mixin
undef describe_java, describe_homebrew_ruby
def describe_java
# java_home doesn't exist on all macOSs; it might be missing on older versions.
return "N/A" unless File.executable? "/usr/libexec/java_home"
result = system_command("/usr/libexec/java_home", args: ["--xml", "--failfast"], print_stderr: false)
return "N/A" unless result.success?
result.plist.map { |jvm| jvm["JVMVersion"] }.uniq.join(", ")
end
def describe_homebrew_ruby
s = describe_homebrew_ruby_version
if RUBY_PATH.to_s.match?(%r{^/System/Library/Frameworks/Ruby\.framework/Versions/[12]\.[089]/usr/bin/ruby})
s
else
"#{s} => #{RUBY_PATH}"
end
end
def xcode
@xcode ||= if MacOS::Xcode.installed?
xcode = MacOS::Xcode.version.to_s
xcode += " => #{MacOS::Xcode.prefix}" unless MacOS::Xcode.default_prefix?
xcode
end
end
def clt
@clt ||= MacOS::CLT.version if MacOS::CLT.installed?
end
def xquartz
@xquartz ||= "#{MacOS::XQuartz.version} => #{describe_path(MacOS::XQuartz.prefix)}" if MacOS::XQuartz.installed?
end
def dump_verbose_config(f = $stdout)
dump_generic_verbose_config(f)
f.puts "macOS: #{MacOS.full_version}-#{kernel}"
f.puts "CLT: #{clt || "N/A"}"
f.puts "Xcode: #{xcode || "N/A"}"
f.puts "XQuartz: #{xquartz}" if xquartz
f.puts "Rosetta 2: #{Hardware::CPU.in_rosetta2?}" if Hardware::CPU.physical_cpu_arm64?
end
end
end