150 lines
3.4 KiB
Ruby
150 lines
3.4 KiB
Ruby
require 'cxxstdlib'
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require 'ostruct'
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require 'options'
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require 'utils/json'
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# Inherit from OpenStruct to gain a generic initialization method that takes a
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# hash and creates an attribute for each key and value. `Tab.new` probably
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# should not be called directly, instead use one of the class methods like
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# `Tab.create`.
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class Tab < OpenStruct
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FILENAME = 'INSTALL_RECEIPT.json'
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def self.create f, compiler, stdlib, args
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build = f.build.dup
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build.args = args
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sha = HOMEBREW_REPOSITORY.cd do
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`git rev-parse --verify -q HEAD 2>/dev/null`.chuzzle
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end
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Tab.new :used_options => build.used_options,
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:unused_options => build.unused_options,
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:tabfile => f.prefix.join(FILENAME),
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:built_as_bottle => !!ARGV.build_bottle?,
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:poured_from_bottle => false,
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:tapped_from => f.tap,
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:time => Time.now.to_i,
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:HEAD => sha,
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:compiler => compiler,
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:stdlib => stdlib
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end
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def self.from_file path
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tab = Tab.new Utils::JSON.load(File.read(path))
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tab.tabfile = path.realpath
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tab
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end
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def self.for_keg keg
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path = keg.join(FILENAME)
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if path.exist?
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self.from_file(path)
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else
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self.dummy_tab
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end
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end
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def self.for_name name
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for_formula(Formula.factory(name))
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end
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def self.for_formula f
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paths = [f.opt_prefix, f.linked_keg]
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if f.rack.directory? && (dirs = f.rack.subdirs).length == 1
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paths << dirs.first
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end
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paths << f.prefix
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path = paths.map { |pn| pn.join(FILENAME) }.find(&:file?)
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if path
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from_file(path)
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else
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dummy_tab(f)
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end
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end
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def self.dummy_tab f=nil
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Tab.new :used_options => [],
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:unused_options => (f.build.as_flags rescue []),
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:built_as_bottle => false,
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:poured_from_bottle => false,
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:tapped_from => "",
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:time => nil,
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:HEAD => nil,
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:compiler => :clang
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end
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def with? name
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if options.include? "with-#{name}"
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used_options.include? "with-#{name}"
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elsif options.include? "without-#{name}"
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not used_options.include? "without-#{name}"
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else
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false
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end
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end
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def include? opt
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used_options.include? opt
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end
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def universal?
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used_options.include? "universal"
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end
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def used_options
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Options.coerce(super)
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end
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def unused_options
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Options.coerce(super)
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end
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def options
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used_options + unused_options
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end
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def cxxstdlib
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# Older tabs won't have these values, so provide sensible defaults
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lib = stdlib.to_sym if stdlib
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cc = compiler || MacOS.default_compiler
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CxxStdlib.new(lib, cc.to_sym)
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end
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def to_json
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Utils::JSON.dump({
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:used_options => used_options.map(&:to_s),
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:unused_options => unused_options.map(&:to_s),
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:built_as_bottle => built_as_bottle,
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:poured_from_bottle => poured_from_bottle,
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:tapped_from => tapped_from,
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:time => time,
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:HEAD => self.HEAD,
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:stdlib => (stdlib.to_s if stdlib),
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:compiler => (compiler.to_s if compiler)})
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end
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def write
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tabfile.atomic_write(to_json)
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end
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def to_s
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s = []
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case poured_from_bottle
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when true then s << "Poured from bottle"
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when false then s << "Built from source"
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end
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unless used_options.empty?
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s << "Installed" if s.empty?
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s << "with:"
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s << used_options.to_a.join(", ")
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end
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s.join(" ")
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end
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end
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