From 58daab21cd043e1dc37024a7f99b396788372918 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 9 Mar 2024 14:19:48 +0100
Subject: Merging upstream version 1.44.3.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 web/server/h2o/libh2o/deps/mruby-io/mrblib/file.rb | 173 +++++++++++++++++++++
 1 file changed, 173 insertions(+)
 create mode 100644 web/server/h2o/libh2o/deps/mruby-io/mrblib/file.rb

(limited to 'web/server/h2o/libh2o/deps/mruby-io/mrblib/file.rb')

diff --git a/web/server/h2o/libh2o/deps/mruby-io/mrblib/file.rb b/web/server/h2o/libh2o/deps/mruby-io/mrblib/file.rb
new file mode 100644
index 000000000..aa0981930
--- /dev/null
+++ b/web/server/h2o/libh2o/deps/mruby-io/mrblib/file.rb
@@ -0,0 +1,173 @@
+class File < IO
+  include Enumerable
+
+  class FileError < Exception; end
+  class NoFileError < FileError; end
+  class UnableToStat < FileError; end
+  class PermissionError < FileError; end
+
+  attr_accessor :path
+
+  def initialize(fd_or_path, mode = "r", perm = 0666)
+    if fd_or_path.kind_of? Fixnum
+      super(fd_or_path, mode)
+    else
+      @path = fd_or_path
+      fd = IO.sysopen(@path, mode, perm)
+      super(fd, mode)
+    end
+  end
+
+  def self.join(*names)
+    if names.size == 0
+      ""
+    elsif names.size == 1
+      names[0]
+    else
+      if names[0][-1] == File::SEPARATOR
+        s = names[0][0..-2]
+      else
+        s = names[0].dup
+      end
+      (1..names.size-2).each { |i|
+        t = names[i]
+        if t[0] == File::SEPARATOR and t[-1] == File::SEPARATOR
+          t = t[1..-2]
+        elsif t[0] == File::SEPARATOR
+          t = t[1..-1]
+        elsif t[-1] == File::SEPARATOR
+          t = t[0..-2]
+        end
+        s += File::SEPARATOR + t if t != ""
+      }
+      if names[-1][0] == File::SEPARATOR
+        s += File::SEPARATOR + names[-1][1..-1]
+      else
+        s += File::SEPARATOR + names[-1]
+      end
+      s
+    end
+  end
+
+  def self.expand_path(path, default_dir = '.')
+    def concat_path(path, base_path)
+      if path[0] == "/" || path[1] == ':' # Windows root!
+        expanded_path = path
+      elsif path[0] == "~"
+        if (path[1] == "/" || path[1] == nil)
+          dir = path[1, path.size]
+          home_dir = _gethome
+
+          unless home_dir
+            raise ArgumentError, "couldn't find HOME environment -- expanding '~'"
+          end
+
+          expanded_path = home_dir
+          expanded_path += dir if dir
+          expanded_path += "/"
+        else
+          splitted_path = path.split("/")
+          user = splitted_path[0][1, splitted_path[0].size]
+          dir = "/" + splitted_path[1, splitted_path.size].join("/")
+
+          home_dir = _gethome(user)
+
+          unless home_dir
+            raise ArgumentError, "user #{user} doesn't exist"
+          end
+
+          expanded_path = home_dir
+          expanded_path += dir if dir
+          expanded_path += "/"
+        end
+      else
+        expanded_path = concat_path(base_path, _getwd)
+        expanded_path += "/" + path
+      end
+
+      expanded_path
+    end
+
+    expanded_path = concat_path(path, default_dir)
+    expand_path_array = []
+    while expanded_path.include?('//')
+      expanded_path = expanded_path.gsub('//', '/')
+    end
+
+    if expanded_path == "/"
+      expanded_path
+    else
+      expanded_path.split('/').each do |path_token|
+        if path_token == '..'
+          if expand_path_array.size > 1
+            expand_path_array.pop
+          end
+        elsif path_token == '.'
+          # nothing to do.
+        else
+          expand_path_array << path_token
+        end
+      end
+
+      expand_path = expand_path_array.join("/")
+      expand_path.empty? ? '/' : expand_path
+    end
+  end
+
+  def self.foreach(file)
+    if block_given?
+      self.open(file) do |f|
+        f.each {|l| yield l}
+      end
+    else
+      return self.new(file)
+    end
+  end
+
+  def self.directory?(file)
+    FileTest.directory?(file)
+  end
+
+  def self.exist?(file)
+    FileTest.exist?(file)
+  end
+
+  def self.exists?(file)
+    FileTest.exists?(file)
+  end
+
+  def self.file?(file)
+    FileTest.file?(file)
+  end
+
+  def self.pipe?(file)
+    FileTest.pipe?(file)
+  end
+
+  def self.size(file)
+    FileTest.size(file)
+  end
+
+  def self.size?(file)
+    FileTest.size?(file)
+  end
+
+  def self.socket?(file)
+    FileTest.socket?(file)
+  end
+
+  def self.symlink?(file)
+    FileTest.symlink?(file)
+  end
+
+  def self.zero?(file)
+    FileTest.zero?(file)
+  end
+
+  def self.extname(filename)
+    fname = self.basename(filename)
+    return '' if fname[0] == '.' || fname.index('.').nil?
+    ext = fname.split('.').last
+    ext.empty? ? '' : ".#{ext}"
+  end
+end
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