added tag v1_9_0_4

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_9_0_4@18845 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 302 insertions, 0 deletions

diff --git a/trunk/lib/un.rb b/trunk/lib/un.rb
new file mode 100644
index 0000000000..3dcdbede4a
--- /dev/null
+++ b/trunk/lib/un.rb
@@ -0,0 +1,302 @@
+# 
+# = un.rb
+# 
+# Copyright (c) 2003 WATANABE Hirofumi <eban@ruby-lang.org>
+# 
+# This program is free software.
+# You can distribute/modify this program under the same terms of Ruby.
+# 
+# == Utilities to replace common UNIX commands in Makefiles etc
+#
+# == SYNOPSIS
+#
+#   ruby -run -e cp -- [OPTION] SOURCE DEST
+#   ruby -run -e ln -- [OPTION] TARGET LINK_NAME
+#   ruby -run -e mv -- [OPTION] SOURCE DEST
+#   ruby -run -e rm -- [OPTION] FILE
+#   ruby -run -e mkdir -- [OPTION] DIRS
+#   ruby -run -e rmdir -- [OPTION] DIRS
+#   ruby -run -e install -- [OPTION] SOURCE DEST
+#   ruby -run -e chmod -- [OPTION] OCTAL-MODE FILE
+#   ruby -run -e touch -- [OPTION] FILE
+#   ruby -run -e wait_writable -- [OPTION] FILE
+#   ruby -run -e mkmf -- [OPTION] EXTNAME [OPTION]
+#   ruby -run -e help [COMMAND]
+
+require "fileutils"
+require "optparse"
+
+module FileUtils
+#  @fileutils_label = ""
+  @fileutils_output = $stdout
+end
+
+def setup(options = "", *long_options)
+  opt_hash = {}
+  argv = []
+  OptionParser.new do |o|
+    options.scan(/.:?/) do |s|
+      opt_name = s.delete(":").intern
+      o.on("-" + s.tr(":", " ")) do |val|
+        opt_hash[opt_name] = val
+      end
+    end
+    long_options.each do |s|
+      opt_name = s[/\A(?:--)?([^\s=]+)/, 1].intern
+      o.on(s.sub(/\A(?!--)/, '--')) do |val|
+        opt_hash[opt_name] = val
+      end
+    end
+    o.on("-v") do opt_hash[:verbose] = true end
+    o.order!(ARGV) do |x|
+      if /[*?\[{]/ =~ x
+        argv.concat(Dir[x])
+      else
+        argv << x
+      end
+    end
+  end
+  yield argv, opt_hash
+end
+
+##
+# Copy SOURCE to DEST, or multiple SOURCE(s) to DIRECTORY
+#
+#   ruby -run -e cp -- [OPTION] SOURCE DEST
+#
+#   -p		preserve file attributes if possible
+#   -r		copy recursively
+#   -v		verbose
+#
+
+def cp
+  setup("pr") do |argv, options|
+    cmd = "cp"
+    cmd += "_r" if options.delete :r
+    options[:preserve] = true if options.delete :p
+    dest = argv.pop
+    argv = argv[0] if argv.size == 1
+    FileUtils.send cmd, argv, dest, options
+  end
+end
+
+##
+# Create a link to the specified TARGET with LINK_NAME.
+#
+#   ruby -run -e ln -- [OPTION] TARGET LINK_NAME
+#
+#   -s		make symbolic links instead of hard links
+#   -f		remove existing destination files
+#   -v		verbose
+#
+
+def ln
+  setup("sf") do |argv, options|
+    cmd = "ln"
+    cmd += "_s" if options.delete :s
+    options[:force] = true if options.delete :f
+    dest = argv.pop
+    argv = argv[0] if argv.size == 1
+    FileUtils.send cmd, argv, dest, options
+  end
+end
+
+##
+# Rename SOURCE to DEST, or move SOURCE(s) to DIRECTORY.
+#
+#   ruby -run -e mv -- [OPTION] SOURCE DEST
+#
+#   -v		verbose
+#
+
+def mv
+  setup do |argv, options|
+    dest = argv.pop
+    argv = argv[0] if argv.size == 1
+    FileUtils.mv argv, dest, options
+  end
+end
+
+##
+# Remove the FILE
+#
+#   ruby -run -e rm -- [OPTION] FILE
+#
+#   -f		ignore nonexistent files
+#   -r		remove the contents of directories recursively
+#   -v		verbose
+#
+
+def rm
+  setup("fr") do |argv, options|
+    cmd = "rm"
+    cmd += "_r" if options.delete :r
+    options[:force] = true if options.delete :f
+    FileUtils.send cmd, argv, options
+  end
+end
+
+##
+# Create the DIR, if they do not already exist.
+#
+#   ruby -run -e mkdir -- [OPTION] DIR
+#
+#   -p		no error if existing, make parent directories as needed
+#   -v		verbose
+#
+
+def mkdir
+  setup("p") do |argv, options|
+    cmd = "mkdir"
+    cmd += "_p" if options.delete :p
+    FileUtils.send cmd, argv, options
+  end
+end
+
+##
+# Remove the DIR.
+#
+#   ruby -run -e rmdir -- [OPTION] DIR
+#
+#   -v		verbose
+#
+
+def rmdir
+  setup do |argv, options|
+    FileUtils.rmdir argv, options
+  end
+end
+
+##
+# Copy SOURCE to DEST.
+#
+#   ruby -run -e install -- [OPTION] SOURCE DEST
+#
+#   -p		apply access/modification times of SOURCE files to
+#  		corresponding destination files
+#   -m		set permission mode (as in chmod), instead of 0755
+#   -v		verbose
+#
+
+def install
+  setup("pm:") do |argv, options|
+    options[:mode] = (mode = options.delete :m) ? mode.oct : 0755
+    options[:preserve] = true if options.delete :p
+    dest = argv.pop
+    argv = argv[0] if argv.size == 1
+    FileUtils.install argv, dest, options
+  end
+end
+
+##
+# Change the mode of each FILE to OCTAL-MODE.
+#
+#   ruby -run -e chmod -- [OPTION] OCTAL-MODE FILE
+#
+#   -v		verbose
+#
+
+def chmod
+  setup do |argv, options|
+    mode = argv.shift.oct
+    FileUtils.chmod mode, argv, options
+  end
+end
+
+##
+# Update the access and modification times of each FILE to the current time.
+#
+#   ruby -run -e touch -- [OPTION] FILE
+#
+#   -v		verbose
+#
+
+def touch
+  setup do |argv, options|
+    FileUtils.touch argv, options
+  end
+end
+
+##
+# Wait until the file becomes writable.
+#
+#   ruby -run -e wait_writable -- [OPTION] FILE
+#
+#   -n RETRY	count to retry
+#   -w SEC	each wait time in seconds
+#   -v		verbose
+#
+
+def wait_writable
+  setup("n:w:v") do |argv, options|
+    verbose = options[:verbose]
+    n = options[:n] and n = Integer(n)
+    wait = (wait = options[:w]) ? Float(wait) : 0.2
+    argv.each do |file|
+      begin
+        open(file, "r+b")
+      rescue Errno::ENOENT
+        break
+      rescue Errno::EACCES => e
+        raise if n and (n -= 1) <= 0
+        puts e
+        STDOUT.flush
+        sleep wait
+        retry
+      end
+    end
+  end
+end
+
+##
+# Create makefile using mkmf.
+#
+#   ruby -run -e mkmf -- [OPTION] EXTNAME [OPTION]
+#
+#   -d ARGS	run dir_config
+#   -h ARGS	run have_header
+#   -l ARGS	run have_library
+#   -f ARGS	run have_func
+#   -v ARGS	run have_var
+#   -t ARGS	run have_type
+#   -m ARGS	run have_macro
+#   -c ARGS	run have_const
+#   --vendor	install to vendor_ruby
+#
+
+def mkmf
+  setup("d:h:l:f:v:t:m:c:", "vendor") do |argv, options|
+    require 'mkmf'
+    opt = options[:d] and opt.split(/:/).each {|n| dir_config(*n.split(/,/))}
+    opt = options[:h] and opt.split(/:/).each {|n| have_header(*n.split(/,/))}
+    opt = options[:l] and opt.split(/:/).each {|n| have_library(*n.split(/,/))}
+    opt = options[:f] and opt.split(/:/).each {|n| have_func(*n.split(/,/))}
+    opt = options[:v] and opt.split(/:/).each {|n| have_var(*n.split(/,/))}
+    opt = options[:t] and opt.split(/:/).each {|n| have_type(*n.split(/,/))}
+    opt = options[:m] and opt.split(/:/).each {|n| have_macro(*n.split(/,/))}
+    opt = options[:c] and opt.split(/:/).each {|n| have_const(*n.split(/,/))}
+    $configure_args["--vendor"] = true if options[:vendor]
+    create_makefile(*argv)
+  end
+end
+
+##
+# Display help message.
+#
+#   ruby -run -e help [COMMAND]
+#
+
+def help
+  setup do |argv,|
+    all = argv.empty?
+    open(__FILE__) do |me|
+      while me.gets("##\n")
+	if help = me.gets("\n\n")
+	  if all or argv.delete help[/-e \w+/].sub(/-e /, "")
+	    print help.gsub(/^# ?/, "")
+	  end
+	end
+      end
+    end
+  end
+end