Use rubygems-requirements-system as backend

Author: kou

dockerfiles/run-test.sh

@@ -27,5 +27,8 @@ else
   rake install
 fi
 
+# Disable rubygems-requirements-system RubyGems plugin and Bundler
+# plugin.
+export RUBYGEMS_REQUIREMENTS_SYSTEM=false
 export GNUMAKEFLAGS="-j$(nproc)"
 gem install --user-install cairo "$@"

lib/native-package-installer.rb

@@ -1,4 +1,4 @@
-# Copyright (C) 2017-2021  Ruby-GNOME Project Team
+# Copyright (C) 2017-2025  Ruby-GNOME Project Team
 #
 # This library is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Lesser General Public License as published by
@@ -13,8 +13,9 @@
 # You should have received a copy of the GNU Lesser General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-require "shellwords"
+require "rubygems-requirements-system/installer"
 
+# Other files exist only for backward compatibility.
 require_relative "native-package-installer/version"
 
 require_relative "native-package-installer/executable-finder"
@@ -31,122 +32,16 @@ def install(spec)
 
   def initialize(spec)
     @spec = spec
-    @platform = Platform.detect
+    @platform = RubyGemsRequirementsSystem::Platform.detect
   end
 
   def install
-    package = @platform.package(@spec)
-    return false if package.nil?
-
-    package_name, *options = package
-    package_command_line = [package_name, *options].collect do |component|
-      Shellwords.escape(component)
-    end.join(" ")
-
-    install_command = "#{@platform.install_command} #{package_command_line}"
-    if have_priviledge?
-      sudo = nil
-    else
-      sudo = ExecutableFinder.find("sudo")
-    end
-
-    installing_message = "installing '#{package_name}' native package... "
-    log_message("%s", installing_message)
-    failed_to_get_super_user_priviledge = false
-    if have_priviledge?
-      succeeded = run_command(install_command)
-    else
-      if sudo
-        prompt = "[sudo] password for %u to install <#{package_name}>: "
-        sudo_options = "-p #{Shellwords.escape(prompt)}"
-        install_command = "#{sudo} #{sudo_options} #{install_command}"
-        succeeded = run_command(install_command)
-      else
-        succeeded = false
-        failed_to_get_super_user_priviledge = true
-      end
-    end
-
-    if failed_to_get_super_user_priviledge
-      result_message = "require super user privilege"
-    else
-      result_message = succeeded ? "succeeded" : "failed"
-    end
-    show_postpone_message do
-      "#{installing_message}#{result_message}\n"
-    end
-    log_message("#{result_message}\n")
-
-    error_message = nil
-    unless succeeded
-      if failed_to_get_super_user_priviledge
-        error_message = <<-MESSAGE
-'#{package_name}' native package is required.
-Run the following command as super user to install required native package:
-  \# #{install_command}
-        MESSAGE
-      else
-        error_message = <<-MESSAGE
-Failed to run '#{install_command}'.
-        MESSAGE
-      end
-    end
-    if error_message
-      log_message("%s", error_message)
-      show_message("%s", error_message)
-    end
-
-    show_message("--------------------\n\n")
-
-    succeeded
-  end
-
-  private
-  def super_user?
-    Process.uid.zero?
-  end
-
-  def have_priviledge?
-    return true unless @platform.need_super_user_priviledge?
-    super_user?
-  end
-
-  def with_mkmf?
-    Object.const_defined?(:MakeMakefile)
-  end
-
-  def run_command(command_line)
-    if with_mkmf?
-      xsystem(command_line)
-    else
-      system(command_line)
-    end
-  end
-
-  def log_message(format, *args)
-    if with_mkmf?
-      message(format, *args)
-    else
-      printf(format, *args)
-      $stdout.flush
-    end
-  end
-
-  def show_message(format, *args)
-    if with_mkmf?
-      MakeMakefile::Logging.message(format, *args)
-    else
-      printf(format, *args)
-      $stdout.flush
-    end
-  end
-
-  def show_postpone_message(&block)
-    if with_mkmf?
-      MakeMakefile::Logging.postpone(&block)
-    else
-      print(yield)
-      $stdout.flush
+    @spec.each do |platform_id, system_packages|
+      next unless @platform.target?(platform_id.to_s)
+      system_packages = [system_packages] unless system_packages.is_a?(Array)
+      requirement =
+        RubyGemsRequirementsSystem::Requirement.new([], system_packages)
+      @platform.install(requirement)
     end
   end
 end

native-package-installer.gemspec

@@ -1,4 +1,4 @@
-# Copyright (C) 2013-2022  Ruby-GNOME Project Team
+# Copyright (C) 2013-2025  Ruby-GNOME Project Team
 #
 # This library is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Lesser General Public License as published by
@@ -21,10 +21,12 @@ require "native-package-installer/version"
 Gem::Specification.new do |spec|
   spec.name = "native-package-installer"
   spec.version = NativePackageInstaller::VERSION
-  spec.authors = ["Kouhei Sutou"]
+  spec.authors = ["Sutou Kouhei"]
   spec.email = ["[email protected]"]
-  spec.summary = "native-package-installer helps to install native packages on \"gem install\""
+  spec.summary = "Deprecated. Use rubygems-requirements-system instead. native-package-installer helps to install native packages on \"gem install\"."
   spec.description = <<-DESCRIPTION.strip
+Deprecated. Use rubygems-requirements-system instead.
+
 Users need to install native packages to install an extension library
 that depends on native packages. It bores users because users need to
 install native packages and an extension library separately.
@@ -34,10 +36,12 @@ Users can install both native packages and an extension library by one action,
 "gem install".
   DESCRIPTION
   spec.homepage = "https://github.com/ruby-gnome/native-package-installer"
-  spec.licenses = ["LGPL-3+"]
+  spec.licenses = ["LGPL-3-or-later"]
   spec.require_paths = ["lib"]
 
   spec.files = ["README.md", "Rakefile"]
   spec.files += Dir.glob("lib/**/*.rb")
   spec.files += Dir.glob("doc/text/**/*.*")
+
+  spec.add_runtime_dependency("rubygems-requirements-system")
 end