* lib/shell.rb, lib/shell/process-controller.rb,

lib/shell/command-processor.rb: translate Japanese comments into
English.

* doc/shell.rd.jp: RD'ify and make some fixes.

* doc/shell.rd: RD'ify, delete Japanese leftovers, make overall
English fixes, and sync with doc/shell.rd.jp.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_6@1427 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

lib/shell/command-processor.rb

@@ -65,14 +65,14 @@ class Shell
     # CommandProcessor#expand_path(path)
     #	  path:	  String
     #	  return: String
-    #	pwdからみた絶対パスを返す
+    #	returns the absolute path for <path>
     #
     def expand_path(path)
       @shell.expand_path(path)
     end
 
     #
-    # File関連コマンド
+    # File related commands
     # Shell#foreach
     # Shell#open
     # Shell#unlink
@@ -87,7 +87,7 @@ class Shell
     #	Same as:
     #	  File#foreach (when path is file)
     #	  Dir#foreach (when path is directory)
-    #	pathはpwdからの相対パスになる
+    #	path is relative to pwd
     #
     def foreach(path = nil, *rs)
       path = "." unless path
@@ -108,7 +108,7 @@ class Shell
     #	Same as:
     #	  File#open (when path is file)
     #	  Dir#open  (when path is directory)
-    #	modeはpathがファイルの時だけ有効
+    #	mode has an effect only when path is a file
     #
     def open(path, mode)
       path = expand_path(path)
@@ -181,7 +181,7 @@ class Shell
     alias [] test
 
     #
-    # Dir関連メソッド
+    # Dir related methods
     #
     # Shell#mkdir
     # Shell#rmdir
@@ -454,18 +454,11 @@ class Shell
     #
     # CommandProcessor.install_system_commands(pre)
     #	    pre: String - command name prefix
-    #	define CommandProcessor.command() from all command of
-    #	default_system_path. If a method exists, and names of it and
-    #	the target command are the same, the method is not defined.  
-    #	Default action prefix "sys_" to the method name. The character
-    #	which is not forgiven as a method name (when the first char is
-    #	alphabet or char is alpha-numeric) converts into ``_''. A
-    #	definition error is ignored.
-    # (Meaning same in Japanese: default_system_path上にのるコマンドを定
-    # 	義する. すでに同名のメソッドが存在する時は, 定義を行なわない. デ
-    # 	フォルトでは, 全てのメソッドには接頭子"sys_"をつける. メソッド名
-    # 	として許されないキャラクタ(英数時以外とメソッド名の先頭が数値に
-    # 	なる場合)は, 強制的に``_''に変換する. 定義エラーは無視する.)
+    # defines every command which belongs in default_system_path via
+    # CommandProcessor.command().  It doesn't define already defined
+    # methods twice.  By default, "pre_" is prefixes to each method
+    # name.  Characters that may not be used in a method name are
+    # all converted to '_'.  Definition errors are just ignored.
     #
     def self.install_system_commands(pre = "sys_")
       defined_meth = {}