module Gem
DEFAULT_HOST = "https://rubygems.org"
@post_install_hooks ||= []
@done_installing_hooks ||= []
@post_uninstall_hooks ||= []
@pre_uninstall_hooks ||= []
@pre_install_hooks ||= []
##
# An Array of the default sources that come with RubyGems
def self.default_sources
%w[https://rubygems.org/]
end
##
# Default spec directory path to be used if an alternate value is not
# specified in the environment
def self.default_spec_cache_dir
File.join Gem.user_home, '.gem', 'specs'
end
##
# Default home directory path to be used if an alternate value is not
# specified in the environment
def self.default_dir
path = if defined? RUBY_FRAMEWORK_VERSION then
[
File.dirname(RbConfig::CONFIG['sitedir']),
'Gems',
RbConfig::CONFIG['ruby_version']
]
elsif RbConfig::CONFIG['rubylibprefix'] then
[
RbConfig::CONFIG['rubylibprefix'],
'gems',
RbConfig::CONFIG['ruby_version']
]
else
[
RbConfig::CONFIG['libdir'],
ruby_engine,
'gems',
RbConfig::CONFIG['ruby_version']
]
end
@default_dir ||= File.join(*path)
end
##
# Returns binary extensions dir for specified RubyGems base dir or nil
# if such directory cannot be determined.
#
# By default, the binary extensions are located side by side with their
# Ruby counterparts, therefore nil is returned
def self.default_ext_dir_for base_dir
nil
end
##
# Paths where RubyGems' .rb files and bin files are installed
def self.default_rubygems_dirs
nil # default to standard layout
end
##
# Path for gems in the user's home directory
def self.user_dir
parts = [Gem.user_home, '.gem', ruby_engine]
parts << RbConfig::CONFIG['ruby_version'] unless RbConfig::CONFIG['ruby_version'].empty?
File.join parts
end
##
# How String Gem paths should be split. Overridable for esoteric platforms.
def self.path_separator
File::PATH_SEPARATOR
end
##
# Default gem load path
def self.default_path
path = []
path << user_dir if user_home && File.exist?(user_home)
path << default_dir
path << vendor_dir if vendor_dir and File.directory? vendor_dir
path
end
##
# Deduce Ruby's --program-prefix and --program-suffix from its install name
def self.default_exec_format
exec_format = RbConfig::CONFIG['ruby_install_name'].sub('ruby', '%s') rescue '%s'
unless exec_format =~ /%s/ then
raise Gem::Exception,
"[BUG] invalid exec_format #{exec_format.inspect}, no %s"
end
exec_format
end
##
# The default directory for binaries
def self.default_bindir
if defined? RUBY_FRAMEWORK_VERSION then # mac framework support
'/usr/bin'
else # generic install
RbConfig::CONFIG['bindir']
end
end
##
# A wrapper around RUBY_ENGINE const that may not be defined
def self.ruby_engine
if defined? RUBY_ENGINE then
RUBY_ENGINE
else
'ruby'
end
end
##
# The default signing key path
def self.default_key_path
File.join Gem.user_home, ".gem", "gem-private_key.pem"
end
##
# The default signing certificate chain path
def self.default_cert_path
File.join Gem.user_home, ".gem", "gem-public_cert.pem"
end
##
# Whether to expect full paths in default gems - true for non-MRI
# ruby implementations
def self.default_gems_use_full_paths?
ruby_engine != 'ruby'
end
##
# Install extensions into lib as well as into the extension directory.
def self.install_extension_in_lib # :nodoc:
true
end
##
# Directory where vendor gems are installed.
def self.vendor_dir # :nodoc:
if vendor_dir = ENV['GEM_VENDOR'] then
return vendor_dir.dup
end
return nil unless RbConfig::CONFIG.key? 'vendordir'
File.join RbConfig::CONFIG['vendordir'], 'gems',
RbConfig::CONFIG['ruby_version']
end
end
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