139 lines
3.8 KiB
Ruby
139 lines
3.8 KiB
Ruby
# typed: true
|
|
# frozen_string_literal: true
|
|
|
|
require "ostruct"
|
|
require "caveats"
|
|
require "cli/parser"
|
|
require "unlink"
|
|
|
|
module Homebrew
|
|
extend T::Sig
|
|
|
|
module_function
|
|
|
|
sig { returns(CLI::Parser) }
|
|
def link_args
|
|
Homebrew::CLI::Parser.new do
|
|
description <<~EOS
|
|
Symlink all of <formula>'s installed files into Homebrew's prefix. This
|
|
is done automatically when you install formulae but can be useful for DIY
|
|
installations.
|
|
EOS
|
|
switch "--overwrite",
|
|
description: "Delete files that already exist in the prefix while linking."
|
|
switch "-n", "--dry-run",
|
|
description: "List files which would be linked or deleted by "\
|
|
"`brew link --overwrite` without actually linking or deleting any files."
|
|
switch "-f", "--force",
|
|
description: "Allow keg-only formulae to be linked."
|
|
switch "--HEAD",
|
|
description: "Link the HEAD version of the formula if it is installed."
|
|
|
|
named_args :installed_formula, min: 1
|
|
end
|
|
end
|
|
|
|
def link
|
|
args = link_args.parse
|
|
|
|
options = {
|
|
overwrite: args.overwrite?,
|
|
dry_run: args.dry_run?,
|
|
verbose: args.verbose?,
|
|
}
|
|
|
|
kegs = if args.HEAD?
|
|
args.named.to_kegs.group_by(&:name).map do |name, resolved_kegs|
|
|
head_keg = resolved_kegs.find { |keg| keg.version.head? }
|
|
next head_keg if head_keg.present?
|
|
|
|
opoo <<~EOS
|
|
No HEAD keg installed for #{name}
|
|
To install, run:
|
|
brew install --HEAD #{name}
|
|
EOS
|
|
end.compact
|
|
else
|
|
args.named.to_latest_kegs
|
|
end
|
|
|
|
kegs.freeze.each do |keg|
|
|
keg_only = Formulary.keg_only?(keg.rack)
|
|
|
|
if keg.linked?
|
|
opoo "Already linked: #{keg}"
|
|
name_and_flag = "#{"--HEAD " if args.HEAD?}#{"--force " if keg_only}#{keg.name}"
|
|
puts <<~EOS
|
|
To relink, run:
|
|
brew unlink #{keg.name} && brew link #{name_and_flag}
|
|
EOS
|
|
next
|
|
end
|
|
|
|
if args.dry_run?
|
|
if args.overwrite?
|
|
puts "Would remove:"
|
|
else
|
|
puts "Would link:"
|
|
end
|
|
keg.link(**options)
|
|
puts_keg_only_path_message(keg) if keg_only
|
|
next
|
|
end
|
|
|
|
formula = begin
|
|
keg.to_formula
|
|
rescue FormulaUnavailableError
|
|
# Not all kegs may belong to formulae e.g. with `brew diy`
|
|
nil
|
|
end
|
|
|
|
if keg_only
|
|
if Homebrew.default_prefix? && formula.present? && formula.keg_only_reason.by_macos?
|
|
caveats = Caveats.new(formula)
|
|
opoo <<~EOS
|
|
Refusing to link macOS provided/shadowed software: #{keg.name}
|
|
#{caveats.keg_only_text(skip_reason: true).strip}
|
|
EOS
|
|
next
|
|
end
|
|
|
|
if !args.force? && (formula.blank? || !formula.keg_only_reason.versioned_formula?)
|
|
opoo "#{keg.name} is keg-only and must be linked with `--force`."
|
|
puts_keg_only_path_message(keg)
|
|
next
|
|
end
|
|
end
|
|
|
|
Unlink.unlink_versioned_formulae(formula, verbose: args.verbose?) if formula
|
|
|
|
keg.lock do
|
|
print "Linking #{keg}... "
|
|
puts if args.verbose?
|
|
|
|
begin
|
|
n = keg.link(**options)
|
|
rescue Keg::LinkError
|
|
puts
|
|
raise
|
|
else
|
|
puts "#{n} symlinks created."
|
|
end
|
|
|
|
puts_keg_only_path_message(keg) if keg_only && !Homebrew::EnvConfig.developer?
|
|
end
|
|
end
|
|
end
|
|
|
|
def puts_keg_only_path_message(keg)
|
|
bin = keg/"bin"
|
|
sbin = keg/"sbin"
|
|
return if !bin.directory? && !sbin.directory?
|
|
|
|
opt = HOMEBREW_PREFIX/"opt/#{keg.name}"
|
|
puts "\nIf you need to have this software first in your PATH instead consider running:"
|
|
puts " #{Utils::Shell.prepend_path_in_profile(opt/"bin")}" if bin.directory?
|
|
puts " #{Utils::Shell.prepend_path_in_profile(opt/"sbin")}" if sbin.directory?
|
|
end
|
|
end
|