/usr/lib/ruby/vendor_ruby/glib2.rb is in ruby-glib2 2.2.5-4build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# glib2.rb
# Copyright(C) 2005-2010 Ruby-GNOME2 Project.
#
# This program is licenced under the same license of Ruby-GNOME2.
require 'pathname'
require 'English'
require 'thread'
require 'glib2/deprecatable'
module GLib
module_function
def check_binding_version?(major, minor, micro)
BINDING_VERSION[0] > major ||
(BINDING_VERSION[0] == major &&
BINDING_VERSION[1] > minor) ||
(BINDING_VERSION[0] == major &&
BINDING_VERSION[1] == minor &&
BINDING_VERSION[2] >= micro)
end
def exit_application(exception, status)
msg = exception.message || exception.to_s
msg = exception.class.to_s if msg == ""
backtrace = exception.backtrace
$stderr.puts backtrace.shift + ": #{msg}"
backtrace.each do |v|
$stderr.puts "\t from #{v}"
end
exit(status)
end
def __add_one_arg_setter(klass)
# for Instance methods.
method_names = klass.instance_methods(false)
method_names.each do |method_name|
next if /\Aset_/ !~ method_name
property_name = $POSTMATCH
next if klass.method_defined?("#{property_name}=")
next if klass.instance_method(method_name).arity != 1
begin
klass.module_eval("def #{property_name}=(val); set_#{property_name}(val); val; end\n")
rescue SyntaxError
if $DEBUG
$stderr.puts "Couldn't create #{klass}\##{property_name}=(v)."
end
end
end
# for Class methods/Module functions.
if klass.method(:methods).arity == -1
method_names = klass.methods(false)
else
method_names = klass.methods
end
singleton_klass = (class << klass; self; end)
method_names.each do |method_name|
next if /\Aset_/ !~ method_name
property_name = $POSTMATCH
next if singleton_klass.method_defined?("#{property_name}=")
next if klass.method(method_name).arity != 1
begin
klass.module_eval("def self.#{property_name}=(val); set_#{property_name}(val); val; end\n")
rescue SyntaxError
if $DEBUG
$stderr.puts "Couldn't create #{klass}.#{property_name}=(v)."
end
end
end
end
def prepend_path_to_environment_variable(path, environment_name)
path = Pathname(path) unless path.is_a?(Pathname)
if path.exist?
separator = ::File::PATH_SEPARATOR
paths = (ENV[environment_name] || '').split(/#{Regexp.escape(separator)}/)
dir = path.to_s
dir = dir.gsub(/\//, ::File::ALT_SEPARATOR) if ::File::ALT_SEPARATOR
unless paths.include?(dir)
paths = [dir] + paths
ENV[environment_name] = paths.join(separator)
end
end
end
def prepend_dll_path(path)
prepend_path_to_environment_variable(path, "PATH")
end
end
base_dir = Pathname.new(__FILE__).dirname.dirname.expand_path
vendor_dir = base_dir + "vendor" + "local"
if vendor_dir.exist?
require "cairo"
end
GLib.prepend_dll_path(vendor_dir + "bin")
begin
major, minor, _ = RUBY_VERSION.split(/\./)
require "#{major}.#{minor}/glib2.so"
rescue LoadError
require 'glib2.so'
end
module GLib
class Type
def decendants
[self] + children.map{|t| t.decendants }.flatten
end
def ancestors
# ([self] + interfaces + (parent ? parent.ancestors : [])).reverse.uniq.reverse
[self] + (parent ? parent.ancestors : [])
end
end
class Enum
def _dump(limit)
Marshal.dump(to_i, limit)
end
def self._load(obj)
new(Marshal.load(obj))
end
end
class Flags
def _dump(limit)
Marshal.dump(to_i, limit)
end
def self._load(obj)
new(Marshal.load(obj))
end
# FIXME
def inspect
values = self.class.values
if values.find{|x| x == self }
body = nick
else
a = values.select{|x| self >= x }
a = a.reject{|x| a.find{|y| y > x } }
body = a.empty? ? '{}' : a.map{|x| x.nick }.join('|')
end
format('#<%s %s>', self.class.inspect, body)
end
end
module Log
DOMAIN = "Ruby/GLib"
LEVELS = {
LEVEL_ERROR => "ERROR",
LEVEL_CRITICAL => "CRITICAL",
LEVEL_WARNING => "WARNING",
LEVEL_MESSAGE => "MESSAGE",
LEVEL_INFO => "INFO",
LEVEL_DEBUG => "DEBUG"
}
module_function
def error(str)
log(DOMAIN, LEVEL_ERROR, caller(1)[0] << ": " << str)
end
def message(str)
log(DOMAIN, LEVEL_MESSAGE, caller(1)[0] << ": " << str)
end
def critical(str)
log(DOMAIN, LEVEL_CRITICAL, caller(1)[0] << ": " << str)
end
def warning(str)
log(DOMAIN, LEVEL_WARNING, caller(1)[0] << ": " << str)
end
def set_log_domain(domain)
level = GLib::Log::LEVEL_MASK
if $DEBUG
level = 255
elsif $VERBOSE
level = 127
end
GLib::Log.set_handler(domain, level)
end
end
if const_defined?(:UserDirectory)
class UserDirectory
constants.each do |name|
if /\ADIRECTORY_/ =~ name
const_set($POSTMATCH, const_get(name))
end
end
end
end
LOG_DOMAIN = "GLib"
class Object
LOG_DOMAIN = "GLib-GObject"
end
class Thread
LOG_DOMAIN = "GThread"
end
module Module
LOG_DOMAIN = "GModule"
end
end
GLib::Log.set_log_domain(nil)
GLib::Log.set_log_domain(GLib::LOG_DOMAIN)
GLib::Log.set_log_domain(GLib::Object::LOG_DOMAIN)
GLib::Log.set_log_domain(GLib::Thread::LOG_DOMAIN)
GLib::Log.set_log_domain(GLib::Module::LOG_DOMAIN)
=begin
Don't we need this?
ObjectSpace.define_finalizer(GLib) {
GLib::Log.cancel_handler
puts "GLib::Log.cancel_handler was called." if $DEBUG
}
=end
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