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# -*- ruby -*-
# frozen_string_literal: true
# The top-level PG namespace.
module PG
# Is this file part of a fat binary gem with bundled libpq?
# This path must be enabled by add_dll_directory on Windows.
gplat = Gem::Platform.local
bundled_libpq_path = Dir[File.expand_path("../ports/#{gplat.cpu}-#{gplat.os}*/lib", __dir__)].first
if bundled_libpq_path
POSTGRESQL_LIB_PATH = bundled_libpq_path
else
# Try to load libpq path as found by extconf.rb
begin
require "pg/postgresql_lib_path"
rescue LoadError
# rake-compiler doesn't use regular "make install", but uses it's own install tasks.
# It therefore doesn't copy pg/postgresql_lib_path.rb in case of "rake compile".
POSTGRESQL_LIB_PATH = false
end
end
POSTGRESQL_LIB_PATH.freeze
add_dll_path = proc do |path, &block|
if RUBY_PLATFORM =~/(mswin|mingw)/i && path
BUNDLED_LIBPQ_WITH_UNIXSOCKET = false
begin
require 'ruby_installer/runtime'
RubyInstaller::Runtime.add_dll_directory(path, &block)
rescue LoadError
old_path = ENV['PATH']
ENV['PATH'] = "#{path};#{old_path}"
block.call
ENV['PATH'] = old_path
end
else
# libpq is found by a relative rpath in the cross compiled extension dll
# or by the system library loader
block.call
BUNDLED_LIBPQ_WITH_UNIXSOCKET = RUBY_PLATFORM=~/linux/i && PG::IS_BINARY_GEM
end
end
# Add a load path to the one retrieved from pg_config
add_dll_path.call(POSTGRESQL_LIB_PATH) do
begin
# Try the <major>.<minor> subdirectory for fat binary gems
major_minor = RUBY_VERSION[ /^(\d+\.\d+)/ ] or
raise "Oops, can't extract the major/minor version from #{RUBY_VERSION.dump}"
require "#{major_minor}/pg_ext"
rescue LoadError => error1
begin
require 'pg_ext'
rescue LoadError => error2
msg = <<~EOT
pg's C extension failed to load:
#{error1}
#{error2}
EOT
if msg =~ /GLIBC/
msg += <<~EOT
The GLIBC version of this system seems too old. Please use the source version of pg:
gem uninstall pg --all
gem install pg --platform ruby
or in your Gemfile:
gem "pg", force_ruby_platform: true
See also: https://deveiate.org/code/pg/README_md.html#label-Source+gem
EOT
end
raise error2, msg
end
end
end
# Get the PG library version.
#
# +include_buildnum+ is no longer used and any value passed will be ignored.
def self.version_string( include_buildnum=nil )
"%s %s" % [ self.name, VERSION ]
end
### Convenience alias for PG::Connection.new.
def self.connect( *args, &block )
Connection.new( *args, &block )
end
if defined?(Ractor.make_shareable)
def self.make_shareable(obj)
Ractor.make_shareable(obj)
end
else
def self.make_shareable(obj)
obj.freeze
end
end
module BinaryDecoder
%i[ TimestampUtc TimestampUtcToLocal TimestampLocal ].each do |klass|
autoload klass, 'pg/binary_decoder/timestamp'
end
autoload :Date, 'pg/binary_decoder/date'
end
module BinaryEncoder
%i[ TimestampUtc TimestampLocal ].each do |klass|
autoload klass, 'pg/binary_encoder/timestamp'
end
end
module TextDecoder
%i[ TimestampUtc TimestampUtcToLocal TimestampLocal TimestampWithoutTimeZone TimestampWithTimeZone ].each do |klass|
autoload klass, 'pg/text_decoder/timestamp'
end
autoload :Date, 'pg/text_decoder/date'
autoload :Inet, 'pg/text_decoder/inet'
autoload :JSON, 'pg/text_decoder/json'
autoload :Numeric, 'pg/text_decoder/numeric'
end
module TextEncoder
%i[ TimestampUtc TimestampWithoutTimeZone TimestampWithTimeZone ].each do |klass|
autoload klass, 'pg/text_encoder/timestamp'
end
autoload :Date, 'pg/text_encoder/date'
autoload :Inet, 'pg/text_encoder/inet'
autoload :JSON, 'pg/text_encoder/json'
autoload :Numeric, 'pg/text_encoder/numeric'
end
autoload :BasicTypeMapBasedOnResult, 'pg/basic_type_map_based_on_result'
autoload :BasicTypeMapForQueries, 'pg/basic_type_map_for_queries'
autoload :BasicTypeMapForResults, 'pg/basic_type_map_for_results'
autoload :BasicTypeRegistry, 'pg/basic_type_registry'
require 'pg/exceptions'
require 'pg/coder'
require 'pg/type_map_by_column'
require 'pg/connection'
require 'pg/cancel_connection'
require 'pg/result'
require 'pg/tuple'
autoload :VERSION, 'pg/version'
# Avoid "uninitialized constant Truffle::WarningOperations" on Truffleruby up to 22.3.1
if RUBY_ENGINE=="truffleruby" && !defined?(Truffle::WarningOperations)
module TruffleFixWarn
def warn(str, category=nil)
super(str)
end
end
Warning.extend(TruffleFixWarn)
end
# Ruby-3.4+ prints a warning, if bigdecimal is required but not in the Gemfile.
# But it's a false positive, since we enable bigdecimal depending features only if it's available.
# And most people don't need these features.
def self.require_bigdecimal_without_warning
oldverb, $VERBOSE = $VERBOSE, nil
require "bigdecimal"
ensure
$VERBOSE = oldverb
end
end # module PG
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