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Diffstat (limited to 'vendor/bundle/ruby/3.4.0/gems/ffi-1.17.4-arm64-darwin/lib/ffi/ffi.rb')
| -rw-r--r-- | vendor/bundle/ruby/3.4.0/gems/ffi-1.17.4-arm64-darwin/lib/ffi/ffi.rb | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/vendor/bundle/ruby/3.4.0/gems/ffi-1.17.4-arm64-darwin/lib/ffi/ffi.rb b/vendor/bundle/ruby/3.4.0/gems/ffi-1.17.4-arm64-darwin/lib/ffi/ffi.rb new file mode 100644 index 0000000..4782270 --- /dev/null +++ b/vendor/bundle/ruby/3.4.0/gems/ffi-1.17.4-arm64-darwin/lib/ffi/ffi.rb @@ -0,0 +1,109 @@ +# +# Copyright (C) 2008-2010 JRuby project +# +# This file is part of ruby-ffi. +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are met: +# +# * Redistributions of source code must retain the above copyright notice, this +# list of conditions and the following disclaimer. +# * Redistributions in binary form must reproduce the above copyright notice +# this list of conditions and the following disclaimer in the documentation +# and/or other materials provided with the distribution. +# * Neither the name of the Ruby FFI project nor the names of its contributors +# may be used to endorse or promote products derived from this software +# without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE +# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE +# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR +# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER +# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, +# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +require 'ffi/compat' +require 'ffi/platform' +require 'ffi/data_converter' +require 'ffi/types' +require 'ffi/library_path' +require 'ffi/library' +require 'ffi/errno' +require 'ffi/abstract_memory' +require 'ffi/pointer' +require 'ffi/memorypointer' +require 'ffi/struct' +require 'ffi/union' +require 'ffi/managedstruct' +require 'ffi/callback' +require 'ffi/io' +require 'ffi/autopointer' +require 'ffi/variadic' +require 'ffi/enum' +require 'ffi/version' +require 'ffi/function' + +module FFI + module ModernForkTracking + def _fork + pid = super + if pid == 0 + FFI._async_cb_dispatcher_atfork_child + end + pid + end + end + + module LegacyForkTracking + module KernelExt + def fork + if block_given? + super do + FFI._async_cb_dispatcher_atfork_child + yield + end + else + pid = super + FFI._async_cb_dispatcher_atfork_child if pid.nil? + pid + end + end + end + + module KernelExtPrivate + include KernelExt + private :fork + end + + module IOExt + def popen(*args) + return super unless args[0] == '-' + + super(*args) do |pipe| + FFI._async_cb_dispatcher_atfork_child if pipe.nil? + yield pipe + end + end + ruby2_keywords :popen if respond_to?(:ruby2_keywords) + end + end + + if Process.respond_to?(:_fork) + # The nice Ruby 3.1+ way of doing things + ::Process.singleton_class.prepend(ModernForkTracking) + elsif Process.respond_to?(:fork) + # Barf. Old CRuby. + # Most of the inspiration for how to do this was stolen from ActiveSupport. + ::Object.prepend(LegacyForkTracking::KernelExtPrivate) + ::Object.singleton_class.prepend(LegacyForkTracking::KernelExt) + ::Kernel.prepend(LegacyForkTracking::KernelExtPrivate) + ::Kernel.singleton_class.prepend(LegacyForkTracking::KernelExt) + ::IO.singleton_class.prepend(LegacyForkTracking::IOExt) + end +end |
