Class: FormulaInstaller Private

Inherits:
Object show all
Extended by:
Attrable
Includes:
FormulaCellarChecks
Defined in:
extend/os/mac/formula_installer.rb,
extend/os/linux/formula_installer.rb,
formula_installer.rb,
sorbet/rbi/parlour.rbi

Overview

This class is part of a private API. This class may only be used in the Homebrew/brew repository. Third parties should avoid using this class if possible, as it may be removed or changed without warning.

Installer for a formula.

Constant Summary

Constants included from FormulaCellarChecks

FormulaCellarChecks::VALID_LIBRARY_EXTENSIONS

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Attrable

attr_predicate, attr_rw

Methods included from FormulaCellarChecks

#check_binary_arches, #check_cpuid_instruction, #check_easy_install_pth, #check_elisp_dirname, #check_elisp_root, #check_env_path, #check_flat_namespace, #check_generic_executables, #check_infopages, #check_jars, #check_linkage, #check_manpages, #check_non_executables, #check_non_libraries, #check_openssl_links, #check_plist, #check_python_framework_links, #check_python_packages, #check_python_symlinks, #check_service_command, #check_shadowed_headers, #check_shim_references, #valid_library_extension?

Methods included from Kernel

#disk_usage_readable, #ensure_executable!, #ensure_formula_installed!, #exec_browser, #exec_editor, #ignore_interrupts, #interactive_shell, #number_readable, #odebug, #odeprecated, #odie, #odisabled, #ofail, #oh1, #oh1_title, #ohai, #ohai_title, #onoe, #opoo, #paths, #pretty_duration, #pretty_installed, #pretty_outdated, #pretty_uninstalled, #quiet_system, #redact_secrets, #redirect_stdout, #require?, #safe_system, #tap_and_name_comparison, #truncate_text_to_approximate_size, #which, #which_all, #which_editor, #with_custom_locale, #with_env, #with_homebrew_path

Constructor Details

#initialize(formula, link_keg: false, installed_as_dependency: false, installed_on_request: true, show_header: false, build_bottle: false, skip_post_install: false, force_bottle: false, bottle_arch: nil, ignore_deps: false, only_deps: false, include_test_formulae: [], build_from_source_formulae: [], env: nil, git: false, interactive: false, keep_tmp: false, debug_symbols: false, cc: nil, options: Options.new, force: false, overwrite: false, debug: false, quiet: false, verbose: false) ⇒ FormulaInstaller

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns a new instance of FormulaInstaller.



42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
# File 'formula_installer.rb', line 42

def initialize(
  formula,
  link_keg: false,
  installed_as_dependency: false,
  installed_on_request: true,
  show_header: false,
  build_bottle: false,
  skip_post_install: false,
  force_bottle: false,
  bottle_arch: nil,
  ignore_deps: false,
  only_deps: false,
  include_test_formulae: [],
  build_from_source_formulae: [],
  env: nil,
  git: false,
  interactive: false,
  keep_tmp: false,
  debug_symbols: false,
  cc: nil,
  options: Options.new,
  force: false,
  overwrite: false,
  debug: false,
  quiet: false,
  verbose: false
)
  @formula = formula
  @env = env
  @force = force
  @overwrite = overwrite
  @keep_tmp = keep_tmp
  @debug_symbols = debug_symbols
  @link_keg = !formula.keg_only? || link_keg
  @show_header = show_header
  @ignore_deps = ignore_deps
  @only_deps = only_deps
  @build_from_source_formulae = build_from_source_formulae
  @build_bottle = build_bottle
  @skip_post_install = skip_post_install
  @bottle_arch = bottle_arch
  @formula.force_bottle ||= force_bottle
  @force_bottle = @formula.force_bottle
  @include_test_formulae = include_test_formulae
  @interactive = interactive
  @git = git
  @cc = cc
  @verbose = verbose
  @quiet = quiet
  @debug = debug
  @installed_as_dependency = installed_as_dependency
  @installed_on_request = installed_on_request
  @options = options
  @requirement_messages = []
  @poured_bottle = false
  @start_time = nil
  @bottle_tab_runtime_dependencies = {}.freeze

  # Take the original formula instance, which might have been swapped from an API instance to a source instance
  @formula = previously_fetched_formula if previously_fetched_formula
end

Instance Attribute Details

#bottle_tab_runtime_dependenciesObject (readonly)

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



32
33
34
# File 'formula_installer.rb', line 32

def bottle_tab_runtime_dependencies
  @bottle_tab_runtime_dependencies
end

#formulaObject (readonly)

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



32
33
34
# File 'formula_installer.rb', line 32

def formula
  @formula
end

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



34
35
36
# File 'formula_installer.rb', line 34

def link_keg
  @link_keg
end

#optionsObject

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



34
35
36
# File 'formula_installer.rb', line 34

def options
  @options
end

Class Method Details

.attemptedObject

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



104
105
106
# File 'formula_installer.rb', line 104

def self.attempted
  @attempted ||= Set.new
end

.clear_attemptedvoid

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.



109
110
111
# File 'formula_installer.rb', line 109

def self.clear_attempted
  @attempted = Set.new
end

.clear_fetchedvoid

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.



127
128
129
# File 'formula_installer.rb', line 127

def self.clear_fetched
  @fetched = Set.new
end

.clear_installedvoid

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.



118
119
120
# File 'formula_installer.rb', line 118

def self.clear_installed
  @installed = Set.new
end

.fetchedObject

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



122
123
124
# File 'formula_installer.rb', line 122

def self.fetched
  @fetched ||= Set.new
end

.installedObject

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



113
114
115
# File 'formula_installer.rb', line 113

def self.installed
  @installed ||= Set.new
end

.lockedObject

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



1337
1338
1339
# File 'formula_installer.rb', line 1337

def self.locked
  @locked ||= []
end

Instance Method Details

#audit_installedObject

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



1329
1330
1331
1332
1333
1334
1335
# File 'formula_installer.rb', line 1329

def audit_installed
  unless formula.keg_only?
    problem_if_output(check_env_path(formula.bin))
    problem_if_output(check_env_path(formula.sbin))
  end
  super
end

#buildvoid

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.



910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
# File 'formula_installer.rb', line 910

def build
  FileUtils.rm_rf(formula.logs)

  @start_time = Time.now

  # 1. formulae can modify ENV, so we must ensure that each
  #    installation has a pristine ENV when it starts, forking now is
  #    the easiest way to do this
  args = [
    "nice",
    *HOMEBREW_RUBY_EXEC_ARGS,
    "--",
    HOMEBREW_LIBRARY_PATH/"build.rb",
    formula.specified_path,
  ].concat(build_argv)

  Utils.safe_fork do |error_pipe|
    if Sandbox.available?
      sandbox = Sandbox.new
      formula.logs.mkpath
      sandbox.record_log(formula.logs/"build.sandbox.log")
      sandbox.allow_write_path(Dir.home) if interactive?
      sandbox.allow_write_temp_and_cache
      sandbox.allow_write_log(formula)
      sandbox.allow_cvs
      sandbox.allow_fossil
      sandbox.allow_write_xcode
      sandbox.allow_write_cellar(formula)
      sandbox.deny_all_network_except_pipe(error_pipe) unless formula.network_access_allowed?(:build)
      sandbox.exec(*args)
    else
      exec(*args)
    end
  end

  formula.update_head_version

  raise "Empty installation" if !formula.prefix.directory? || Keg.new(formula.prefix).empty_installation?
rescue Exception => e # rubocop:disable Lint/RescueException
  if e.is_a? BuildError
    e.formula = formula
    e.options = display_options(formula)
  end

  ignore_interrupts do
    # any exceptions must leave us with nothing installed
    formula.update_head_version
    formula.prefix.rmtree if formula.prefix.directory?
    formula.rack.rmdir_if_possible
  end
  raise e
end

#build_argvArray<String>

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:



905
906
907
# File 'formula_installer.rb', line 905

def build_argv
  sanitized_argv_options + options.as_flags
end

#build_bottle?Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:

  • (Boolean)


142
143
144
# File 'formula_installer.rb', line 142

def build_bottle?
  @build_bottle.present?
end

#build_bottle_postinstallObject

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



375
376
377
378
379
380
# File 'formula_installer.rb', line 375

def build_bottle_postinstall
  @etc_var_postinstall = Find.find(*@etc_var_dirs.select(&:directory?)).to_a
  (@etc_var_postinstall - @etc_var_preinstall).each do |file|
    Pathname.new(file).cp_path_sub(HOMEBREW_PREFIX, formula.bottle_prefix)
  end
end

#build_bottle_preinstallObject

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



370
371
372
373
# File 'formula_installer.rb', line 370

def build_bottle_preinstall
  @etc_var_dirs ||= [HOMEBREW_PREFIX/"etc", HOMEBREW_PREFIX/"var"]
  @etc_var_preinstall = Find.find(*@etc_var_dirs.select(&:directory?)).to_a
end

#build_from_source?Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:

  • (Boolean)


132
133
134
# File 'formula_installer.rb', line 132

def build_from_source?
  @build_from_source_formulae.include?(formula.full_name)
end

#build_timeObject

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



867
868
869
# File 'formula_installer.rb', line 867

def build_time
  @build_time ||= Time.now - @start_time if @start_time && !interactive?
end

#caveatsvoid

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.



771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
# File 'formula_installer.rb', line 771

def caveats
  return if only_deps?

  audit_installed if Homebrew::EnvConfig.developer?

  return if !installed_on_request? || installed_as_dependency?

  caveats = Caveats.new(formula)

  return if caveats.empty?

  @show_summary_heading = true
  ohai "Caveats", caveats.to_s
  Homebrew.messages.record_caveats(formula.name, caveats)
end

#check_conflictsObject

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
# File 'formula_installer.rb', line 487

def check_conflicts
  return if force?

  conflicts = formula.conflicts.select do |c|
    f = Formulary.factory(c.name)
  rescue TapFormulaUnavailableError
    # If the formula name is a fully-qualified name let's silently
    # ignore it as we don't care about things used in taps that aren't
    # currently tapped.
    false
  rescue FormulaUnavailableError => e
    # If the formula name doesn't exist any more then complain but don't
    # stop installation from continuing.
    opoo <<~EOS
      #{formula}: #{e.message}
      'conflicts_with "#{c.name}"' should be removed from #{formula.path.basename}.
    EOS

    raise if Homebrew::EnvConfig.developer?

    $stderr.puts "Please report this issue to the #{formula.tap} tap (not Homebrew/brew or Homebrew/homebrew-core)!"
    false
  else
    f.linked_keg.exist? && f.opt_prefix.exist?
  end

  raise FormulaConflictError.new(formula, conflicts) unless conflicts.empty?
end

#check_install_sanityObject

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
# File 'formula_installer.rb', line 247

def check_install_sanity
  check_installation_already_attempted

  if force_bottle? && !pour_bottle?
    raise CannotInstallFormulaError, "--force-bottle passed but #{formula.full_name} has no bottle!"
  end

  if Homebrew.default_prefix? &&
     !build_from_source? && !build_bottle? && !formula.head? && formula.tap&.core_tap? &&
     # Integration tests override homebrew-core locations
     ENV["HOMEBREW_INTEGRATION_TEST"].nil? &&
     !pour_bottle?
    message = if !formula.pour_bottle? && formula.pour_bottle_check_unsatisfied_reason
      formula_message = formula.pour_bottle_check_unsatisfied_reason
      formula_message[0] = formula_message[0].downcase

      <<~EOS
        #{formula}: #{formula_message}
      EOS
    # don't want to complain about no bottle available if doing an
    # upgrade/reinstall/dependency install (but do in the case the bottle
    # check fails)
    elsif fresh_install?(formula)
      <<~EOS
        #{formula}: no bottle available!
      EOS
    end

    if message
      message += <<~EOS
        If you're feeling brave, you can try to install from source with:
          brew install --build-from-source #{formula}

        It is expected behaviour that most formulae will fail to build from source.
        It is expected behaviour that Homebrew will be buggy and slow when building from source.
        Do not create any issues about failures building from source on Homebrew's GitHub repositories.
        Do not create any issues building from source even if you think this message is unrelated.
        Any opened issues will be immediately closed without response.
        Do not ask for help from Homebrew or its maintainers on social media.
        You may ask for help building from source in Homebrew's discussions but are unlikely to receive a response.
        If building from source fails, try to figure out the problem yourself and submit a fix as a pull request.
        We will review it but may or may not accept it.
      EOS
      raise CannotInstallFormulaError, message
    end
  end

  return if ignore_deps?

  if Homebrew::EnvConfig.developer?
    # `recursive_dependencies` trims cyclic dependencies, so we do one level and take the recursive deps of that.
    # Mapping direct dependencies to deeper dependencies in a hash is also useful for the cyclic output below.
    recursive_dep_map = formula.deps.to_h { |dep| [dep, dep.to_formula.recursive_dependencies] }

    cyclic_dependencies = []
    recursive_dep_map.each do |dep, recursive_deps|
      if [formula.name, formula.full_name].include?(dep.name)
        cyclic_dependencies << "#{formula.full_name} depends on itself directly"
      elsif recursive_deps.any? { |rdep| [formula.name, formula.full_name].include?(rdep.name) }
        cyclic_dependencies << "#{formula.full_name} depends on itself via #{dep.name}"
      end
    end

    if cyclic_dependencies.present?
      raise CannotInstallFormulaError, <<~EOS
        #{formula.full_name} contains a recursive dependency on itself:
          #{cyclic_dependencies.join("\n  ")}
      EOS
    end

    # Merge into one list
    recursive_deps = recursive_dep_map.flat_map { |dep, rdeps| [dep] + rdeps }
    Dependency.merge_repeats(recursive_deps)
  else
    recursive_deps = formula.recursive_dependencies
  end

  invalid_arch_dependencies = []
  pinned_unsatisfied_deps = []
  recursive_deps.each do |dep|
    if (tab = Tab.for_formula(dep.to_formula)) && tab.arch.present? && tab.arch.to_s != Hardware::CPU.arch.to_s
      invalid_arch_dependencies << "#{dep} was built for #{tab.arch}"
    end

    next unless dep.to_formula.pinned?
    next if dep.satisfied?(inherited_options_for(dep))
    next if dep.build? && pour_bottle?

    pinned_unsatisfied_deps << dep
  end

  if invalid_arch_dependencies.present?
    raise CannotInstallFormulaError, <<~EOS
      #{formula.full_name} dependencies not built for the #{Hardware::CPU.arch} CPU architecture:
        #{invalid_arch_dependencies.join("\n  ")}
    EOS
  end

  return if pinned_unsatisfied_deps.empty?

  raise CannotInstallFormulaError,
        "You must `brew unpin #{pinned_unsatisfied_deps * " "}` as installing " \
        "#{formula.full_name} requires the latest version of pinned dependencies"
end

#check_installation_already_attemptedObject

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



243
244
245
# File 'formula_installer.rb', line 243

def check_installation_already_attempted
  raise FormulaInstallationAlreadyAttemptedError, formula if self.class.attempted.include?(formula)
end

#check_requirements(req_map) ⇒ Object

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
# File 'formula_installer.rb', line 542

def check_requirements(req_map)
  @requirement_messages = []
  fatals = []

  req_map.each_pair do |dependent, reqs|
    reqs.each do |req|
      next if dependent.latest_version_installed? && req.name == "macos" && req.comparator == "<="

      @requirement_messages << "#{dependent}: #{req.message}"
      fatals << req if req.fatal?
    end
  end

  return if fatals.empty?

  puts_requirement_messages
  raise UnsatisfiedRequirements, fatals
end

#cleanvoid

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.



1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
# File 'formula_installer.rb', line 1100

def clean
  ohai "Cleaning" if verbose?
  Cleaner.new(formula).clean
rescue Exception => e # rubocop:disable Lint/RescueException
  opoo "The cleaning step did not complete successfully"
  puts "Still, the installation was successful, so we will link it into your prefix."
  odebug e, Utils::Backtrace.clean(e)
  Homebrew.failed = true
  @show_summary_heading = true
end

#compute_and_install_dependenciesObject

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



537
538
539
540
# File 'formula_installer.rb', line 537

def compute_and_install_dependencies
  deps = compute_dependencies
  install_dependencies(deps)
end

#compute_dependencies(use_cache: true) ⇒ Object

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Compute and collect the dependencies needed by the formula currently being installed.



518
519
520
521
522
523
524
525
526
527
# File 'formula_installer.rb', line 518

def compute_dependencies(use_cache: true)
  @compute_dependencies = nil unless use_cache
  @compute_dependencies ||= begin
    # Needs to be done before expand_dependencies
    fetch_bottle_tab if pour_bottle?

    check_requirements(expand_requirements)
    expand_dependencies
  end
end

#debug?Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:

  • (Boolean)


218
# File 'sorbet/rbi/parlour.rbi', line 218

def debug?; end

#debug_symbols?Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:

  • (Boolean)


212
# File 'sorbet/rbi/parlour.rbi', line 212

def debug_symbols?; end

#display_options(formula) ⇒ Object

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



645
646
647
648
649
650
651
652
653
# File 'formula_installer.rb', line 645

def display_options(formula)
  options = if formula.head?
    ["--HEAD"]
  else
    []
  end
  options += effective_build_options_for(formula).used_options.to_a
  options
end

#downloaderObject

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



1248
1249
1250
1251
1252
1253
1254
1255
1256
# File 'formula_installer.rb', line 1248

def downloader
  if (bottle_path = formula.local_bottle_path)
    LocalBottleDownloadStrategy.new(bottle_path)
  elsif pour_bottle?
    formula.bottle
  else
    formula
  end
end

#effective_build_options_for(dependent, inherited_options = []) ⇒ Object

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



637
638
639
640
641
642
643
# File 'formula_installer.rb', line 637

def effective_build_options_for(dependent, inherited_options = [])
  args  = dependent.build.used_options
  args |= (dependent == formula) ? options : inherited_options
  args |= Tab.for_formula(dependent).used_options
  args &= dependent.options
  BuildOptions.new(args, dependent.options)
end

#expand_dependenciesObject

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



629
630
631
632
633
634
635
# File 'formula_installer.rb', line 629

def expand_dependencies
  inherited_options = Hash.new { |hash, key| hash[key] = Options.new }

  expanded_deps = expand_dependencies_for_formula(formula, inherited_options)

  expanded_deps.map { |dep| [dep, inherited_options[dep.name]] }
end

#expand_dependencies_for_formula(formula, inherited_options) ⇒ Object

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
# File 'formula_installer.rb', line 601

def expand_dependencies_for_formula(formula, inherited_options)
  # Cache for this expansion only. FormulaInstaller has a lot of inputs which can alter expansion.
  cache_key = "FormulaInstaller-#{formula.full_name}-#{Time.now.to_f}"
  Dependency.expand(formula, cache_key:) do |dependent, dep|
    inherited_options[dep.name] |= inherited_options_for(dep)
    build = effective_build_options_for(
      dependent,
      inherited_options.fetch(dependent.name, []),
    )

    keep_build_test = false
    keep_build_test ||= dep.test? && include_test? && @include_test_formulae.include?(dependent.full_name)
    keep_build_test ||= dep.build? && !install_bottle_for?(dependent, build) &&
                        (formula.head? || !dependent.latest_version_installed?)

    bottle_runtime_version = @bottle_tab_runtime_dependencies.dig(dep.name, "version").presence
    bottle_runtime_version = Version.new(bottle_runtime_version) if bottle_runtime_version
    bottle_runtime_revision = @bottle_tab_runtime_dependencies.dig(dep.name, "revision")

    if dep.prune_from_option?(build) || ((dep.build? || dep.test?) && !keep_build_test)
      Dependency.prune
    elsif dep.satisfied?(inherited_options[dep.name], minimum_version:  bottle_runtime_version,
                                                      minimum_revision: bottle_runtime_revision)
      Dependency.skip
    end
  end
end

#expand_requirementsObject

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
# File 'formula_installer.rb', line 569

def expand_requirements
  unsatisfied_reqs = Hash.new { |h, k| h[k] = [] }
  formulae = [formula]
  formula_deps_map = formula.recursive_dependencies
                            .each_with_object({}) { |dep, h| h[dep.name] = dep }

  while (f = formulae.pop)
    runtime_requirements = runtime_requirements(f)
    f.recursive_requirements do |dependent, req|
      build = effective_build_options_for(dependent)
      install_bottle_for_dependent = install_bottle_for?(dependent, build)

      keep_build_test = false
      keep_build_test ||= runtime_requirements.include?(req)
      keep_build_test ||= req.test? && include_test? && dependent == f
      keep_build_test ||= req.build? && !install_bottle_for_dependent && !dependent.latest_version_installed?

      if req.prune_from_option?(build) ||
         req.satisfied?(env: @env, cc: @cc, build_bottle: @build_bottle, bottle_arch: @bottle_arch) ||
         ((req.build? || req.test?) && !keep_build_test) ||
         formula_deps_map[dependent.name]&.build? ||
         (only_deps? && f == dependent)
        Requirement.prune
      else
        unsatisfied_reqs[dependent] << req
      end
    end
  end

  unsatisfied_reqs
end

#fetchvoid

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.



1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
# File 'formula_installer.rb', line 1226

def fetch
  return if previously_fetched_formula

  fetch_dependencies

  return if only_deps?

  oh1 "Fetching #{Formatter.identifier(formula.full_name)}".strip

  if pour_bottle?(output_warning: true)
    fetch_bottle_tab
  else
    @formula = Homebrew::API::Formula.source_download(formula) if formula.loaded_from_api?

    formula.fetch_patches
    formula.resources.each(&:fetch)
  end
  downloader.fetch

  self.class.fetched << formula
end

#fetch_bottle_tabvoid

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.



1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
# File 'formula_installer.rb', line 1212

def fetch_bottle_tab
  @fetch_bottle_tab ||= begin
    formula.fetch_bottle_tab
    @bottle_tab_runtime_dependencies = formula.bottle_tab_attributes
                                              .fetch("runtime_dependencies", []).then { |deps| deps || [] }
                                              .each_with_object({}) { |dep, h| h[dep["full_name"]] = dep }
                                              .freeze
    true
  rescue DownloadError, ArgumentError
    @fetch_bottle_tab = true
  end
end

#fetch_dependenciesvoid

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.



1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
# File 'formula_installer.rb', line 1182

def fetch_dependencies
  return if ignore_deps?

  # Don't output dependencies if we're explicitly installing them.
  deps = compute_dependencies.reject do |(dep, _options)|
    self.class.fetched.include?(dep.to_formula)
  end

  return if deps.empty?

  oh1 "Fetching dependencies for #{formula.full_name}: " \
      "#{deps.map(&:first).map { Formatter.identifier(_1) }.to_sentence}",
      truncate: false

  deps.each { |(dep, _options)| fetch_dependency(dep) }
end

#fetch_dependency(dep) ⇒ void

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.

Parameters:



680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
# File 'formula_installer.rb', line 680

def fetch_dependency(dep)
  df = dep.to_formula
  fi = FormulaInstaller.new(
    df,
    force_bottle:               false,
    # When fetching we don't need to recurse the dependency tree as it's already
    # been done for us in `compute_dependencies` and there's no requirement to
    # fetch in a particular order.
    # Note, this tree can vary when pouring bottles so we need to check it then.
    ignore_deps:                !pour_bottle?,
    installed_as_dependency:    true,
    include_test_formulae:      @include_test_formulae,
    build_from_source_formulae: @build_from_source_formulae,
    keep_tmp:                   keep_tmp?,
    debug_symbols:              debug_symbols?,
    force:                      force?,
    debug:                      debug?,
    quiet:                      quiet?,
    verbose:                    verbose?,
  )
  fi.prelude
  fi.fetch
end

#finishvoid

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.



788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
# File 'formula_installer.rb', line 788

def finish
  return if only_deps?

  ohai "Finishing up" if verbose?

  keg = Keg.new(formula.prefix)
  link(keg)

  install_service

  fix_dynamic_linkage(keg) if !@poured_bottle || !formula.bottle_specification.skip_relocation?

  Homebrew::Install.global_post_install

  if build_bottle? || skip_post_install?
    if build_bottle?
      ohai "Not running 'post_install' as we're building a bottle"
    elsif skip_post_install?
      ohai "Skipping 'post_install' on request"
    end
    puts "You can run it manually using:"
    puts "  brew postinstall #{formula.full_name}"
  else
    formula.install_etc_var
    post_install if formula.post_install_defined?
  end

  keg.prepare_debug_symbols if debug_symbols?

  # Updates the cache for a particular formula after doing an install
  CacheStoreDatabase.use(:linkage) do |db|
    break unless db.created?

    LinkageChecker.new(keg, formula, cache_db: db, rebuild_cache: true)
  end

  # Update tab with actual runtime dependencies
  tab = keg.tab
  Tab.clear_cache
  f_runtime_deps = formula.runtime_dependencies(read_from_tab: false)
  tab.runtime_dependencies = Tab.runtime_deps_hash(formula, f_runtime_deps)
  tab.write

  # let's reset Utils::Git.available? if we just installed git
  Utils::Git.clear_available_cache if formula.name == "git"

  # use installed ca-certificates when it's needed and available
  if formula.name == "ca-certificates" &&
     !DevelopmentTools.ca_file_handles_most_https_certificates?
    ENV["SSL_CERT_FILE"] = ENV["GIT_SSL_CAINFO"] = formula.pkgetc/"cert.pem"
    ENV["GIT_SSL_CAPATH"] = formula.pkgetc
  end

  # use installed curl when it's needed and available
  if formula.name == "curl" &&
     !DevelopmentTools.curl_handles_most_https_certificates?
    ENV["HOMEBREW_CURL"] = formula.opt_bin/"curl"
    Utils::Curl.clear_path_cache
  end

  caveats

  ohai "Summary" if verbose? || show_summary_heading?
  puts summary

  self.class.installed << formula
ensure
  unlock
end

#fix_dynamic_linkage(keg) ⇒ void

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.

Parameters:



1089
1090
1091
1092
1093
1094
1095
1096
1097
# File 'formula_installer.rb', line 1089

def fix_dynamic_linkage(keg)
  keg.fix_dynamic_linkage
rescue Exception => e # rubocop:disable Lint/RescueException
  ofail "Failed to fix install linkage"
  puts "The formula built, but you may encounter issues using it or linking other"
  puts "formulae against it."
  odebug e, Utils::Backtrace.clean(e)
  @show_summary_heading = true
end

#forbidden_formula_checkvoid

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.



1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
# File 'formula_installer.rb', line 1425

def forbidden_formula_check
  forbidden_formulae = Set.new(Homebrew::EnvConfig.forbidden_formulae.to_s.split)
  return if forbidden_formulae.blank?

  owner = Homebrew::EnvConfig.forbidden_owner
  owner_contact = if (contact = Homebrew::EnvConfig.forbidden_owner_contact.presence)
    "\n#{contact}"
  end

  unless ignore_deps?
    compute_dependencies.each do |(dep, _options)|
      dep_name = if forbidden_formulae.include?(dep.name)
        dep.name
      elsif dep.tap.present? &&
            (dep_full_name = "#{dep.tap}/#{dep.name}") &&
            forbidden_formulae.include?(dep_full_name)
        dep_full_name
      else
        next
      end

      raise CannotInstallFormulaError, <<~EOS
        The installation of #{formula.name} has a dependency #{dep_name}
        but the #{dep_name} formula was forbidden by #{owner} in `HOMEBREW_FORBIDDEN_FORMULAE`.#{owner_contact}
      EOS
    end
  end

  return if only_deps?

  formula_name = if forbidden_formulae.include?(formula.name)
    formula.name
  elsif forbidden_formulae.include?(formula.full_name)
    formula.full_name
  else
    return
  end

  raise CannotInstallFormulaError, <<~EOS
    The installation of #{formula_name} was forbidden by #{owner}
    in `HOMEBREW_FORBIDDEN_FORMULAE`.#{owner_contact}
  EOS
end

#forbidden_license_checkvoid

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.



1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
# File 'formula_installer.rb', line 1342

def forbidden_license_check
  forbidden_licenses = Homebrew::EnvConfig.forbidden_licenses.to_s.dup
  SPDX::ALLOWED_LICENSE_SYMBOLS.each do |s|
    pattern = /#{s.to_s.tr("_", " ")}/i
    forbidden_licenses.sub!(pattern, s.to_s)
  end
  forbidden_licenses = forbidden_licenses.split.to_h do |license|
    [license, SPDX.license_version_info(license)]
  end

  return if forbidden_licenses.blank?

  owner = Homebrew::EnvConfig.forbidden_owner
  owner_contact = if (contact = Homebrew::EnvConfig.forbidden_owner_contact.presence)
    "\n#{contact}"
  end

  unless ignore_deps?
    compute_dependencies.each do |(dep, _options)|
      dep_f = dep.to_formula
      next unless SPDX.licenses_forbid_installation? dep_f.license, forbidden_licenses

      raise CannotInstallFormulaError, <<~EOS
        The installation of #{formula.name} has a dependency on #{dep.name} where all
        its licenses were forbidden by #{owner} in `HOMEBREW_FORBIDDEN_LICENSES`:
          #{SPDX.license_expression_to_string dep_f.license}.#{owner_contact}
      EOS
    end
  end

  return if only_deps?

  return unless SPDX.licenses_forbid_installation? formula.license, forbidden_licenses

  raise CannotInstallFormulaError, <<~EOS
    #{formula.name}'s licenses are all forbidden by #{owner} in `HOMEBREW_FORBIDDEN_LICENSES`:
      #{SPDX.license_expression_to_string formula.license}.#{owner_contact}
  EOS
end

#forbidden_tap_checkvoid

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.



1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
# File 'formula_installer.rb', line 1383

def forbidden_tap_check
  forbidden_taps = Homebrew::EnvConfig.forbidden_taps
  return if forbidden_taps.blank?

  forbidden_taps_set = Set.new(forbidden_taps.split.filter_map do |tap|
    Tap.fetch(tap)
  rescue Tap::InvalidNameError
    opoo "Invalid tap name in `HOMEBREW_FORBIDDEN_TAPS`: #{tap}"
    nil
  end)

  owner = Homebrew::EnvConfig.forbidden_owner
  owner_contact = if (contact = Homebrew::EnvConfig.forbidden_owner_contact.presence)
    "\n#{contact}"
  end

  unless ignore_deps?
    compute_dependencies.each do |(dep, _options)|
      dep_tap = dep.tap
      next if dep_tap.blank?
      next unless forbidden_taps_set.include?(dep_tap)

      raise CannotInstallFormulaError, <<~EOS
        The installation of #{formula.name} has a dependency #{dep.name}
        but the #{dep_tap} tap was forbidden by #{owner} in `HOMEBREW_FORBIDDEN_TAPS`.#{owner_contact}
      EOS
    end
  end

  return if only_deps?

  formula_tap = formula.tap
  return if formula_tap.blank?
  return unless forbidden_taps_set.include?(formula_tap)

  raise CannotInstallFormulaError, <<~EOS
    The installation of #{formula.full_name} has the tap #{formula_tap}
    which was forbidden by #{owner} in `HOMEBREW_FORBIDDEN_TAPS`.#{owner_contact}
  EOS
end

#force?Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:

  • (Boolean)


203
# File 'sorbet/rbi/parlour.rbi', line 203

def force?; end

#force_bottle?Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:

  • (Boolean)


188
# File 'sorbet/rbi/parlour.rbi', line 188

def force_bottle?; end

#fresh_install?(formula) ⇒ Boolean?

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Parameters:

Returns:

  • (Boolean, nil)


8
9
10
11
# File 'extend/os/mac/formula_installer.rb', line 8

def fresh_install?(formula)
  !Homebrew::EnvConfig.developer? && !OS::Mac.version.outdated_release? &&
    (!installed_as_dependency? || !formula.any_version_installed?)
end

#git?Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:

  • (Boolean)


200
# File 'sorbet/rbi/parlour.rbi', line 200

def git?; end

#hold_locks?Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:

  • (Boolean)


224
# File 'sorbet/rbi/parlour.rbi', line 224

def hold_locks?; end

#ignore_deps?Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:

  • (Boolean)


191
# File 'sorbet/rbi/parlour.rbi', line 191

def ignore_deps?; end

#include_test?Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:

  • (Boolean)


137
138
139
# File 'formula_installer.rb', line 137

def include_test?
  @include_test_formulae.include?(formula.full_name)
end

#inherited_options_for(dep) ⇒ Options

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Parameters:

Returns:



656
657
658
659
660
661
662
663
# File 'formula_installer.rb', line 656

def inherited_options_for(dep)
  inherited_options = Options.new
  u = Option.new("universal")
  if (options.include?(u) || formula.require_universal_deps?) && !dep.build? && dep.to_formula.option_defined?(u)
    inherited_options << u
  end
  inherited_options
end

#installvoid

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.

Raises:



383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
# File 'formula_installer.rb', line 383

def install
  lock

  start_time = Time.now
  Homebrew::Install.perform_build_from_source_checks if !pour_bottle? && DevelopmentTools.installed?

  # Warn if a more recent version of this formula is available in the tap.
  begin
    if formula.pkg_version < (v = Formulary.factory(formula.full_name, force_bottle: force_bottle?).pkg_version)
      opoo "#{formula.full_name} #{v} is available and more recent than version #{formula.pkg_version}."
    end
  rescue FormulaUnavailableError
    nil
  end

  check_conflicts

  raise UnbottledError, [formula] if !pour_bottle? && !DevelopmentTools.installed?

  unless ignore_deps?
    deps = compute_dependencies(use_cache: false)
    if ((pour_bottle? && !DevelopmentTools.installed?) || build_bottle?) &&
       (unbottled = unbottled_dependencies(deps)).presence
      # Check that each dependency in deps has a bottle available, terminating
      # abnormally with a UnbottledError if one or more don't.
      raise UnbottledError, unbottled
    end

    install_dependencies(deps)
  end

  return if only_deps?

  formula.deprecated_flags.each do |deprecated_option|
    old_flag = deprecated_option.old_flag
    new_flag = deprecated_option.current_flag
    opoo "#{formula.full_name}: #{old_flag} was deprecated; using #{new_flag} instead!"
  end

  options = display_options(formula).join(" ")
  oh1 "Installing #{Formatter.identifier(formula.full_name)} #{options}".strip if show_header?

  if (tap = formula.tap) && tap.should_report_analytics?
    Utils::Analytics.report_package_event(:formula_install, package_name: formula.name, tap_name: tap.name,
on_request: installed_on_request?, options:)
  end

  self.class.attempted << formula

  if pour_bottle?
    begin
      pour
    rescue Exception # rubocop:disable Lint/RescueException
      # any exceptions must leave us with nothing installed
      ignore_interrupts do
        begin
          formula.prefix.rmtree if formula.prefix.directory?
        rescue Errno::EACCES, Errno::ENOTEMPTY
          odie <<~EOS
            Could not remove #{formula.prefix.basename} keg! Do so manually:
              sudo rm -rf #{formula.prefix}
          EOS
        end
        formula.rack.rmdir_if_possible
      end
      raise
    else
      @poured_bottle = true
    end
  end

  puts_requirement_messages

  build_bottle_preinstall if build_bottle?

  unless @poured_bottle
    build
    clean

    # Store the formula used to build the keg in the keg.
    formula_contents = if formula.local_bottle_path
      Utils::Bottles.formula_contents formula.local_bottle_path, name: formula.name
    else
      formula.path.read
    end
    s = formula_contents.gsub(/  bottle do.+?end\n\n?/m, "")
    brew_prefix = formula.prefix/".brew"
    brew_prefix.mkpath
    Pathname(brew_prefix/"#{formula.name}.rb").atomic_write(s)

    keg = Keg.new(formula.prefix)
    tab = keg.tab
    tab.installed_as_dependency = installed_as_dependency?
    tab.installed_on_request = installed_on_request?
    tab.write
  end

  build_bottle_postinstall if build_bottle?

  opoo "Nothing was installed to #{formula.prefix}" unless formula.latest_version_installed?
  end_time = Time.now
  Homebrew.messages.package_installed(formula.name, end_time - start_time)
end

#install_bottle_for?(dep, build) ⇒ Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Parameters:

Returns:

  • (Boolean)


190
191
192
193
194
195
196
197
198
# File 'formula_installer.rb', line 190

def install_bottle_for?(dep, build)
  return pour_bottle? if dep == formula

  @build_from_source_formulae.exclude?(dep.full_name) &&
    dep.bottle.present? &&
    dep.pour_bottle? &&
    build.used_options.empty? &&
    dep.bottle&.compatible_locations?
end

#install_dependencies(deps) ⇒ void

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.

Parameters:



666
667
668
669
670
671
672
673
674
675
676
677
# File 'formula_installer.rb', line 666

def install_dependencies(deps)
  if deps.empty? && only_deps?
    puts "All dependencies for #{formula.full_name} are satisfied."
  elsif !deps.empty?
    oh1 "Installing dependencies for #{formula.full_name}: " \
        "#{deps.map(&:first).map { Formatter.identifier(_1) }.to_sentence}",
        truncate: false
    deps.each { |dep, options| install_dependency(dep, options) }
  end

  @show_header = true unless deps.empty?
end

#install_dependency(dep, inherited_options) ⇒ void

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.

Parameters:



705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
# File 'formula_installer.rb', line 705

def install_dependency(dep, inherited_options)
  df = dep.to_formula

  if df.linked_keg.directory?
    linked_keg = Keg.new(df.linked_keg.resolved_path)
    tab = linked_keg.tab
    keg_had_linked_keg = true
    keg_was_linked = linked_keg.linked?
    linked_keg.unlink
  end

  if df.latest_version_installed?
    installed_keg = Keg.new(df.prefix)
    tab ||= installed_keg.tab
    tmp_keg = Pathname.new("#{installed_keg}.tmp")
    installed_keg.rename(tmp_keg)
  end

  if df.tap.present? && tab.present? && (tab_tap = tab.source["tap"].presence) &&
     df.tap.to_s != tab_tap.to_s
    odie <<~EOS
      #{df} is already installed from #{tab_tap}!
      Please `brew uninstall #{df}` first."
    EOS
  end

  options = Options.new
  options |= tab.used_options if tab.present?
  options |= Tab.remap_deprecated_options(df.deprecated_options, dep.options)
  options |= inherited_options
  options &= df.options

  fi = FormulaInstaller.new(
    df,
    options:,
    link_keg:                   keg_had_linked_keg ? keg_was_linked : nil,
    installed_as_dependency:    true,
    installed_on_request:       df.any_version_installed? && tab.present? && tab.installed_on_request,
    force_bottle:               false,
    include_test_formulae:      @include_test_formulae,
    build_from_source_formulae: @build_from_source_formulae,
    keep_tmp:                   keep_tmp?,
    debug_symbols:              debug_symbols?,
    force:                      force?,
    debug:                      debug?,
    quiet:                      quiet?,
    verbose:                    verbose?,
  )
  oh1 "Installing #{formula.full_name} dependency: #{Formatter.identifier(dep.name)}"
  fi.install
  fi.finish
rescue Exception => e # rubocop:disable Lint/RescueException
  ignore_interrupts do
    tmp_keg.rename(installed_keg.to_path) if tmp_keg && !installed_keg.directory?
    linked_keg.link(verbose: verbose?) if keg_was_linked
  end
  raise unless e.is_a? FormulaInstallationAlreadyAttemptedError

  # We already attempted to install f as part of another formula's
  # dependency tree. In that case, don't generate an error, just move on.
  nil
else
  ignore_interrupts { tmp_keg.rmtree if tmp_keg&.directory? }
end

#install_fetch_depsvoid

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.



358
359
360
361
362
363
364
365
366
367
368
# File 'formula_installer.rb', line 358

def install_fetch_deps
  return if @compute_dependencies.blank?

  compute_dependencies(use_cache: false) if @compute_dependencies.any? do |dep, options|
    next false unless dep.implicit?

    fetch_dependencies
    install_dependency(dep, options)
    true
  end
end

#install_servicevoid

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.



1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
# File 'formula_installer.rb', line 1051

def install_service
  if formula.service? && formula.plist
    ofail "Formula specified both service and plist"
    return
  end

  if formula.service? && formula.service.command?
    service_path = formula.systemd_service_path
    service_path.atomic_write(formula.service.to_systemd_unit)
    service_path.chmod 0644

    if formula.service.timed?
      timer_path = formula.systemd_timer_path
      timer_path.atomic_write(formula.service.to_systemd_timer)
      timer_path.chmod 0644
    end
  end

  service = if formula.service? && formula.service.command?
    formula.service.to_plist
  elsif formula.plist
    formula.plist
  end

  return unless service

  launchd_service_path = formula.launchd_service_path
  launchd_service_path.atomic_write(service)
  launchd_service_path.chmod 0644
  log = formula.var/"log"
  log.mkpath if service.include? log.to_s
rescue Exception => e # rubocop:disable Lint/RescueException
  puts e
  ofail "Failed to install service files"
  odebug e, Utils::Backtrace.clean(e)
end

#installed_as_dependency?Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:

  • (Boolean)


176
# File 'sorbet/rbi/parlour.rbi', line 176

def installed_as_dependency?; end

#installed_on_request?Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:

  • (Boolean)


179
# File 'sorbet/rbi/parlour.rbi', line 179

def installed_on_request?; end

#interactive?Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:

  • (Boolean)


197
# File 'sorbet/rbi/parlour.rbi', line 197

def interactive?; end

#keep_tmp?Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:

  • (Boolean)


209
# File 'sorbet/rbi/parlour.rbi', line 209

def keep_tmp?; end

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.

Parameters:



964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
# File 'formula_installer.rb', line 964

def link(keg)
  Formula.clear_cache

  unless link_keg
    begin
      keg.optlink(verbose: verbose?, overwrite: overwrite?)
    rescue Keg::LinkError => e
      ofail "Failed to create #{formula.opt_prefix}"
      puts "Things that depend on #{formula.full_name} will probably not build."
      puts e
    end
    return
  end

  cask_installed_with_formula_name = begin
    Cask::CaskLoader.load(formula.name).installed?
  rescue Cask::CaskUnavailableError, Cask::CaskInvalidError
    false
  end

  if cask_installed_with_formula_name
    ohai "#{formula.name} cask is installed, skipping link."
    return
  end

  if keg.linked?
    opoo "This keg was marked linked already, continuing anyway"
    keg.remove_linked_keg_record
  end

  Homebrew::Unlink.unlink_versioned_formulae(formula, verbose: verbose?)

  link_overwrite_backup = {} # Hash: conflict file -> backup file
  backup_dir = HOMEBREW_CACHE/"Backup"

  begin
    keg.link(verbose: verbose?, overwrite: overwrite?)
  rescue Keg::ConflictError => e
    conflict_file = e.dst
    if formula.link_overwrite?(conflict_file) && !link_overwrite_backup.key?(conflict_file)
      backup_file = backup_dir/conflict_file.relative_path_from(HOMEBREW_PREFIX).to_s
      backup_file.parent.mkpath
      FileUtils.mv conflict_file, backup_file
      link_overwrite_backup[conflict_file] = backup_file
      retry
    end
    ofail "The `brew link` step did not complete successfully"
    puts "The formula built, but is not symlinked into #{HOMEBREW_PREFIX}"
    puts e
    puts
    puts "Possible conflicting files are:"
    keg.link(dry_run: true, overwrite: true, verbose: verbose?)
    @show_summary_heading = true
  rescue Keg::LinkError => e
    ofail "The `brew link` step did not complete successfully"
    puts "The formula built, but is not symlinked into #{HOMEBREW_PREFIX}"
    puts e
    puts
    puts "You can try again using:"
    puts "  brew link #{formula.name}"
    @show_summary_heading = true
  rescue Exception => e # rubocop:disable Lint/RescueException
    ofail "An unexpected error occurred during the `brew link` step"
    puts "The formula built, but is not symlinked into #{HOMEBREW_PREFIX}"
    puts e
    puts Utils::Backtrace.clean(e) if debug?
    @show_summary_heading = true
    ignore_interrupts do
      keg.unlink
      link_overwrite_backup.each do |origin, backup|
        origin.parent.mkpath
        FileUtils.mv backup, origin
      end
    end
    raise
  end

  return if link_overwrite_backup.empty?

  opoo "These files were overwritten during the `brew link` step:"
  puts link_overwrite_backup.keys
  puts
  puts "They have been backed up to: #{backup_dir}"
  @show_summary_heading = true
end

#only_deps?Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:

  • (Boolean)


194
# File 'sorbet/rbi/parlour.rbi', line 194

def only_deps?; end

#overwrite?Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:

  • (Boolean)


206
# File 'sorbet/rbi/parlour.rbi', line 206

def overwrite?; end

#post_installvoid

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.



1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
# File 'formula_installer.rb', line 1142

def post_install
  args = [
    "nice",
    *HOMEBREW_RUBY_EXEC_ARGS,
    "-I", $LOAD_PATH.join(File::PATH_SEPARATOR),
    "--",
    HOMEBREW_LIBRARY_PATH/"postinstall.rb"
  ]

  args << post_install_formula_path

  Utils.safe_fork do |error_pipe|
    if Sandbox.available?
      sandbox = Sandbox.new
      formula.logs.mkpath
      sandbox.record_log(formula.logs/"postinstall.sandbox.log")
      sandbox.allow_write_temp_and_cache
      sandbox.allow_write_log(formula)
      sandbox.allow_write_xcode
      sandbox.deny_write_homebrew_repository
      sandbox.allow_write_cellar(formula)
      sandbox.deny_all_network_except_pipe(error_pipe) unless formula.network_access_allowed?(:postinstall)
      Keg::KEG_LINK_DIRECTORIES.each do |dir|
        sandbox.allow_write_path "#{HOMEBREW_PREFIX}/#{dir}"
      end
      sandbox.exec(*args)
    else
      exec(*args)
    end
  end
rescue Exception => e # rubocop:disable Lint/RescueException
  opoo "The post-install step did not complete successfully"
  puts "You can try again using:"
  puts "  brew postinstall #{formula.full_name}"
  odebug e, Utils::Backtrace.clean(e), always_display: Homebrew::EnvConfig.developer?
  Homebrew.failed = true
  @show_summary_heading = true
end

#post_install_formula_pathPathname

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:



1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
# File 'formula_installer.rb', line 1112

def post_install_formula_path
  # Use the formula from the keg when any of the following is true:
  # * We're installing from the JSON API
  # * We're installing a local bottle file
  # * The formula doesn't exist in the tap (or the tap isn't installed)
  # * The formula in the tap has a different `pkg_version``.
  #
  # In all other cases, including if the formula from the keg is unreadable
  # (third-party taps may `require` some of their own libraries) or if there
  # is no formula present in the keg (as is the case with very old bottles),
  # use the formula from the tap.
  keg_formula_path = formula.opt_prefix/".brew/#{formula.name}.rb"
  return keg_formula_path if formula.loaded_from_api?
  return keg_formula_path if formula.local_bottle_path.present?

  tap_formula_path = formula.specified_path
  return keg_formula_path unless tap_formula_path.exist?

  begin
    keg_formula = Formulary.factory(keg_formula_path)
    tap_formula = Formulary.factory(tap_formula_path)
    return keg_formula_path if keg_formula.pkg_version != tap_formula.pkg_version

    tap_formula_path
  rescue FormulaUnavailableError, FormulaUnreadableError
    tap_formula_path
  end
end

#pourvoid

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.



1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
# File 'formula_installer.rb', line 1259

def pour
  if Homebrew::EnvConfig.verify_attestations? && formula.tap&.core_tap?
    ohai "Verifying attestation for #{formula.name}"
    begin
      Homebrew::Attestation.check_core_attestation formula.bottle
    rescue Homebrew::Attestation::InvalidAttestationError => e
      raise CannotInstallFormulaError, <<~EOS
        The bottle for #{formula.name} has an invalid build provenance attestation.

        This may indicate that the bottle was not produced by the expected
        tap, or was maliciously inserted into the expected tap's bottle
        storage.

        Additional context:

        #{e}
      EOS
    end
  end

  HOMEBREW_CELLAR.cd do
    downloader.stage
  end

  Tab.clear_cache

  tab = Utils::Bottles.load_tab(formula)

  # fill in missing/outdated parts of the tab
  # keep in sync with Tab#to_bottle_hash
  tab.used_options = []
  tab.unused_options = []
  tab.built_as_bottle = true
  tab.poured_from_bottle = true
  tab.loaded_from_api = formula.loaded_from_api?
  tab.installed_as_dependency = installed_as_dependency?
  tab.installed_on_request = installed_on_request?
  tab.time = Time.now.to_i
  tab.aliases = formula.aliases
  tab.arch = Hardware::CPU.arch
  tab.source["versions"]["stable"] = formula.stable.version&.to_s
  tab.source["versions"]["version_scheme"] = formula.version_scheme
  tab.source["path"] = formula.specified_path.to_s
  tab.source["tap_git_head"] = formula.tap&.installed? ? formula.tap&.git_head : nil
  tab.tap = formula.tap
  tab.write

  keg = Keg.new(formula.prefix)
  skip_linkage = formula.bottle_specification.skip_relocation?
  keg.replace_placeholders_with_locations(tab.changed_files, skip_linkage:)

  cellar = formula.bottle_specification.tag_to_cellar(Utils::Bottles.tag)
  return if [:any, :any_skip_relocation].include?(cellar)

  prefix = Pathname(cellar).parent.to_s
  return if cellar == HOMEBREW_CELLAR.to_s && prefix == HOMEBREW_PREFIX.to_s

  return unless ENV["HOMEBREW_RELOCATE_BUILD_PREFIX"]

  keg.relocate_build_prefix(keg, prefix, HOMEBREW_PREFIX)
end

#pour_bottle?(output_warning: false) ⇒ Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Parameters:

  • output_warning (Boolean) (defaults to: false)

Returns:

  • (Boolean)


152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
# File 'formula_installer.rb', line 152

def pour_bottle?(output_warning: false)
  return false if !formula.bottle_tag? && !formula.local_bottle_path
  return true  if force_bottle?
  return false if build_from_source? || build_bottle? || interactive?
  return false if @cc
  return false unless options.empty?

  unless formula.pour_bottle?
    if output_warning && formula.pour_bottle_check_unsatisfied_reason
      opoo <<~EOS
        Building #{formula.full_name} from source:
          #{formula.pour_bottle_check_unsatisfied_reason}
      EOS
    end
    return false
  end

  return true if formula.local_bottle_path.present?

  bottle = formula.bottle_for_tag(Utils::Bottles.tag)
  return false if bottle.nil?

  unless bottle.compatible_locations?
    if output_warning
      prefix = Pathname(bottle.cellar.to_s).parent
      opoo <<~EOS
        Building #{formula.full_name} from source as the bottle needs:
        - HOMEBREW_CELLAR: #{bottle.cellar} (yours is #{HOMEBREW_CELLAR})
        - HOMEBREW_PREFIX: #{prefix} (yours is #{HOMEBREW_PREFIX})
      EOS
    end
    return false
  end

  true
end

#preludevoid

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.



201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
# File 'formula_installer.rb', line 201

def prelude
  deprecate_disable_type = DeprecateDisable.type(formula)
  if deprecate_disable_type.present?
    message = "#{formula.full_name} has been #{DeprecateDisable.message(formula)}"

    case deprecate_disable_type
    when :deprecated
      puts "::warning::#{message}" if ENV["GITHUB_ACTIONS"]
      opoo message
    when :disabled
      puts "::error::#{message}" if ENV["GITHUB_ACTIONS"]
      raise CannotInstallFormulaError, message
    end
  end

  Tab.clear_cache

  verify_deps_exist unless ignore_deps?

  forbidden_license_check
  forbidden_tap_check
  forbidden_formula_check

  check_install_sanity
  install_fetch_deps unless ignore_deps?
end

#previously_fetched_formulaFormula?

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:



1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
# File 'formula_installer.rb', line 1200

def previously_fetched_formula
  # We intentionally don't compare classes here:
  # from-API-JSON and from-source formula classes are not equal but we
  # want to equate them to be the same thing here given mixing bottle and
  # from-source installs of the same formula within the same operation
  # doesn't make sense.
  self.class.fetched.find do |fetched_formula|
    fetched_formula.full_name == formula.full_name && fetched_formula.active_spec_sym == formula.active_spec_sym
  end
end

#problem_if_output(output) ⇒ void

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.

Parameters:



1322
1323
1324
1325
1326
1327
# File 'formula_installer.rb', line 1322

def problem_if_output(output)
  return unless output

  opoo output
  @show_summary_heading = true
end

#quiet?Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:

  • (Boolean)


221
# File 'sorbet/rbi/parlour.rbi', line 221

def quiet?; end

#runtime_requirements(formula) ⇒ Object

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



561
562
563
564
565
566
567
# File 'formula_installer.rb', line 561

def runtime_requirements(formula)
  runtime_deps = formula.runtime_formula_dependencies(undeclared: false)
  recursive_requirements = formula.recursive_requirements do |dependent, _|
    Requirement.prune unless runtime_deps.include?(dependent)
  end
  (recursive_requirements.to_a + formula.requirements.to_a).reject(&:build?).uniq
end

#sanitized_argv_optionsArray<String>

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:



872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
# File 'formula_installer.rb', line 872

def sanitized_argv_options
  args = []
  args << "--ignore-dependencies" if ignore_deps?

  if build_bottle?
    args << "--build-bottle"
    args << "--bottle-arch=#{@bottle_arch}" if @bottle_arch
  end

  args << "--git" if git?
  args << "--interactive" if interactive?
  args << "--verbose" if verbose?
  args << "--debug" if debug?
  args << "--cc=#{@cc}" if @cc
  args << "--keep-tmp" if keep_tmp?

  if debug_symbols?
    args << "--debug-symbols"
    args << "--build-from-source"
  end

  if @env.present?
    args << "--env=#{@env}"
  elsif formula.env.std? || formula.deps.select(&:build?).any? { |d| d.name == "scons" }
    args << "--env=std"
  end

  args << "--HEAD" if formula.head?

  args
end

#show_header?Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:

  • (Boolean)


185
# File 'sorbet/rbi/parlour.rbi', line 185

def show_header?; end

#show_summary_heading?Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:

  • (Boolean)


182
# File 'sorbet/rbi/parlour.rbi', line 182

def show_summary_heading?; end

#skip_post_install?Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:

  • (Boolean)


147
148
149
# File 'formula_installer.rb', line 147

def skip_post_install?
  @skip_post_install.present?
end

#summaryString

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:



859
860
861
862
863
864
865
# File 'formula_installer.rb', line 859

def summary
  s = +""
  s << "#{Homebrew::EnvConfig.install_badge}  " unless Homebrew::EnvConfig.no_emoji?
  s << "#{formula.prefix.resolved_path}: #{formula.prefix.abv}"
  s << ", built in #{pretty_duration build_time}" if build_time
  s.freeze
end

#unbottled_dependencies(deps) ⇒ Object

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.



529
530
531
532
533
534
535
# File 'formula_installer.rb', line 529

def unbottled_dependencies(deps)
  deps.map { |(dep, _options)| dep.to_formula }.reject do |dep_f|
    next false unless dep_f.pour_bottle?

    dep_f.bottled?
  end
end

#verbose?Boolean

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

Returns:

  • (Boolean)


215
# File 'sorbet/rbi/parlour.rbi', line 215

def verbose?; end

#verify_deps_existvoid

This method is part of a private API. This method may only be used in the Homebrew/brew repository. Third parties should avoid using this method if possible, as it may be removed or changed without warning.

This method returns an undefined value.



229
230
231
232
233
234
235
236
237
238
239
240
241
# File 'formula_installer.rb', line 229

def verify_deps_exist
  begin
    compute_dependencies
  rescue TapFormulaUnavailableError => e
    raise if e.tap.installed?

    e.tap.ensure_installed!
    retry if e.tap.installed? # It may have not installed if it's a core tap.
  end
rescue FormulaUnavailableError => e
  e.dependent = formula.full_name
  raise
end