mirror of
https://github.com/Homebrew/brew.git
synced 2025-07-14 16:09:03 +08:00
ce1f598e98
Symlinks in opt and LinkedKegs point directly at a keg in the cellar, so only resolving one symlink should suffice, and make it clear what path we are actually interested in.
101 lines
2.7 KiB
Ruby
101 lines
2.7 KiB
Ruby
require 'cmd/install'
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require 'cmd/outdated'
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class Fixnum
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def plural_s
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if self != 1 then "s" else "" end
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end
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end
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module Homebrew extend self
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def upgrade
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Homebrew.perform_preinstall_checks
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if ARGV.named.empty?
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outdated = Homebrew.outdated_brews
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exit 0 if outdated.empty?
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else
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outdated = ARGV.formulae.select do |f|
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if f.installed?
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onoe "#{f}-#{f.installed_version} already installed"
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false
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elsif not f.rack.directory? or f.rack.subdirs.empty?
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onoe "#{f} not installed"
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false
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else
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true
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end
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end
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exit 1 if outdated.empty?
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end
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unless upgrade_pinned?
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pinned = outdated.select(&:pinned?)
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outdated -= pinned
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end
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unless outdated.empty?
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oh1 "Upgrading #{outdated.length} outdated package#{outdated.length.plural_s}, with result:"
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puts outdated.map{ |f| "#{f.name} #{f.pkg_version}" } * ", "
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else
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oh1 "No packages to upgrade"
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end
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unless upgrade_pinned? || pinned.empty?
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oh1 "Not upgrading #{pinned.length} pinned package#{pinned.length.plural_s}:"
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puts pinned.map{ |f| "#{f.name} #{f.pkg_version}" } * ", "
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end
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outdated.each { |f| upgrade_formula(f) }
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end
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def upgrade_pinned?
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not ARGV.named.empty?
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end
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def upgrade_formula f
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outdated_keg = Keg.new(f.linked_keg.resolved_path) if f.linked_keg.directory?
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fi = FormulaInstaller.new(f)
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fi.options = Tab.for_formula(f).used_options
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fi.build_from_source = ARGV.build_from_source?
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fi.verbose = ARGV.verbose?
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fi.verbose &&= :quieter if ARGV.quieter?
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fi.debug = ARGV.debug?
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fi.prelude
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oh1 "Upgrading #{f.name}"
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# first we unlink the currently active keg for this formula otherwise it is
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# possible for the existing build to interfere with the build we are about to
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# do! Seriously, it happens!
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outdated_keg.unlink if outdated_keg
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fi.install
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fi.caveats
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fi.finish
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# If the formula was pinned, and we were force-upgrading it, unpin and
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# pin it again to get a symlink pointing to the correct keg.
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if f.pinned?
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f.unpin
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f.pin
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end
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rescue FormulaInstallationAlreadyAttemptedError
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# We already attempted to upgrade f as part of the dependency tree of
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# another formula. In that case, don't generate an error, just move on.
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rescue CannotInstallFormulaError => e
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ofail e
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rescue BuildError => e
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e.dump
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puts
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Homebrew.failed = true
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rescue DownloadError => e
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ofail e
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ensure
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# restore previous installation state if build failed
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outdated_keg.link if outdated_keg and not f.installed? rescue nil
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end
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end
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