관리-도구

편집 파일: binary_compatibility.rb

# Phusion Passenger - https://www.phusionpassenger.com/ # Copyright (c) 2010-2017 Phusion Holding B.V. # # "Passenger", "Phusion Passenger" and "Union Station" are registered # trademarks of Phusion Holding B.V. # # Permission is hereby granted, free of charge, to any person obtaining a copy # of this software and associated documentation files (the "Software"), to deal # in the Software without restriction, including without limitation the rights # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell # copies of the Software, and to permit persons to whom the Software is # furnished to do so, subject to the following conditions: # # The above copyright notice and this permission notice shall be included in # all copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN # THE SOFTWARE. require 'rbconfig' PhusionPassenger.require_passenger_lib 'platform_info' PhusionPassenger.require_passenger_lib 'platform_info/ruby' PhusionPassenger.require_passenger_lib 'platform_info/operating_system' module PhusionPassenger module PlatformInfo # Returns a string that describes the current Ruby # interpreter's extension binary compatibility. A Ruby extension # compiled for a certain Ruby interpreter can also be loaded on # a different Ruby interpreter with the same binary compatibility # identifier. # # The result depends on the following factors: # - Ruby engine name. # - Ruby extension version. # This is not the same as the Ruby language version, which # identifies language-level compatibility. This is rather about # binary compatibility of extensions. # MRI seems to break source compatibility between tiny releases, # though patchlevel releases tend to be source and binary # compatible. # - Ruby extension architecture. # This is not necessarily the same as the operating system # runtime architecture or the CPU architecture. # For example, in case of JRuby, the extension architecture is # just "java" because all extensions target the Java platform; # the architecture the JVM was compiled for has no effect on # compatibility. # On systems with universal binaries support there may be multiple # architectures. In this case the architecture is "universal" # because extensions must be able to support all of the Ruby # executable's architectures. # - The operating system for which the Ruby interpreter was compiled. def self.ruby_extension_binary_compatibility_id ruby_engine = defined?(RUBY_ENGINE) ? RUBY_ENGINE : "ruby" ruby_ext_version = RUBY_VERSION if RUBY_PLATFORM =~ /darwin/ if RUBY_PLATFORM =~ /universal/ ruby_arch = "universal" else # OS X often prints something like: # "/opt/ruby-enterprise/bin/ruby: Mach-O 64-bit executable x86_64" output = `file -L "#{ruby_executable}"`.lines.first.strip ruby_arch = output.split.last if ruby_arch == "executable" # some OS X print something like: # "/opt/ruby-enterprise/bin/ruby: Mach-O 64-bit executable" if output =~ /arm64/ ruby_arch = "arm64" elsif output =~ /Mach-O 64-bit/ ruby_arch = "x86_64" else raise "Cannot autodetect the Ruby interpreter's architecture" end end end elsif RUBY_PLATFORM == "java" ruby_arch = "java" else ruby_arch = cpu_architectures[0] end return "#{ruby_engine}-#{ruby_ext_version}-#{ruby_arch}-#{os_name_simple}" end memoize :ruby_extension_binary_compatibility_id # Returns an identifier string that describes the current # platform's binary compatibility with regard to C/C++ # binaries. Two systems with the same binary compatibility # identifiers should be able to run the same C/C++ binaries. # # The the string depends on the following factors: # - The operating system name. # - Operating system runtime identifier. # This may include the kernel version, libc version, C++ ABI version, # etc. Everything that is of interest for binary compatibility with # regard to C/C++ binaries. # - Operating system default runtime architecture. # This is not the same as the CPU architecture; some CPUs support # multiple architectures, e.g. Intel Core 2 Duo supports x86 and # x86_64. Some operating systems actually support multiple runtime # architectures: a lot of x86_64 Linux distributions also include # 32-bit runtimes, and OS X Snow Leopard is x86_64 by default but # all system libraries also support x86. # This component identifies the architecture that is used when # compiling a binary with the system's C++ compiler with its default # options. def self.cxx_binary_compatibility_id if os_name_simple == "macosx" # RUBY_PLATFORM gives us the kernel version, but we want # the OS X version. # sw_vers returns something like "10.6.2". We're only # interested in the first two digits (MAJOR.MINOR) since # tiny releases tend to be binary compatible with each # other. After macOS 10.15 Apple switched to bumping major # versions (like 11.0, 12.0) so we need to look at that. # However, if the env var SYSTEM_VERSION_COMPAT=1 then # macOS 11 reports as 10.16 (and so on), so we need to deal with that too. major, minor, *rest = os_version.split(".").map(&:to_i) os_version_string = if major >= 11 major elsif minor >= 16 # 10.16 -> 11 # 10.17 -> 12 minor - 5 else "#{major}.#{minor}" end os_runtime = os_version_string.to_s else os_runtime = nil end os_arch = cpu_architectures[0] return [os_arch, os_name_simple, os_runtime].compact.join("-") end memoize :cxx_binary_compatibility_id end end # module PhusionPassenger