diff options
Diffstat (limited to 'ruby_1_9_3/lib/shell.rb')
| -rw-r--r-- | ruby_1_9_3/lib/shell.rb | 300 |
1 files changed, 0 insertions, 300 deletions
diff --git a/ruby_1_9_3/lib/shell.rb b/ruby_1_9_3/lib/shell.rb deleted file mode 100644 index 9e409a1004..0000000000 --- a/ruby_1_9_3/lib/shell.rb +++ /dev/null @@ -1,300 +0,0 @@ -# -# shell.rb - -# $Release Version: 0.7 $ -# $Revision: 1.9 $ -# by Keiju ISHITSUKA(keiju@ruby-lang.org) -# -# -- -# -# -# - -require "e2mmap" - -require "thread" unless defined?(Mutex) - -require "forwardable" - -require "shell/error" -require "shell/command-processor" -require "shell/process-controller" - -class Shell - @RCS_ID='-$Id: shell.rb,v 1.9 2002/03/04 12:01:10 keiju Exp keiju $-' - - include Error - extend Exception2MessageMapper - -# @cascade = true - # debug: true -> normal debug - # debug: 1 -> eval definition debug - # debug: 2 -> detail inspect debug - @debug = false - @verbose = true - - @debug_display_process_id = false - @debug_display_thread_id = true - @debug_output_mutex = Mutex.new - - class << Shell - extend Forwardable - - attr_accessor :cascade, :debug, :verbose - -# alias cascade? cascade - alias debug? debug - alias verbose? verbose - @verbose = true - - def debug=(val) - @debug = val - @verbose = val if val - end - - def cd(path) - new(path) - end - - def default_system_path - if @default_system_path - @default_system_path - else - ENV["PATH"].split(":") - end - end - - def default_system_path=(path) - @default_system_path = path - end - - def default_record_separator - if @default_record_separator - @default_record_separator - else - $/ - end - end - - def default_record_separator=(rs) - @default_record_separator = rs - end - - # os resource mutex - mutex_methods = ["unlock", "lock", "locked?", "synchronize", "try_lock", "exclusive_unlock"] - for m in mutex_methods - def_delegator("@debug_output_mutex", m, "debug_output_"+m.to_s) - end - - end - - def initialize(pwd = Dir.pwd, umask = nil) - @cwd = File.expand_path(pwd) - @dir_stack = [] - @umask = umask - - @system_path = Shell.default_system_path - @record_separator = Shell.default_record_separator - - @command_processor = CommandProcessor.new(self) - @process_controller = ProcessController.new(self) - - @verbose = Shell.verbose - @debug = Shell.debug - end - - attr_reader :system_path - - def system_path=(path) - @system_path = path - rehash - end - - attr_accessor :umask, :record_separator - attr_accessor :verbose, :debug - - def debug=(val) - @debug = val - @verbose = val if val - end - - alias verbose? verbose - alias debug? debug - - attr_reader :command_processor - attr_reader :process_controller - - def expand_path(path) - File.expand_path(path, @cwd) - end - - # Most Shell commands are defined via CommandProcessor - - # - # Dir related methods - # - # Shell#cwd/dir/getwd/pwd - # Shell#chdir/cd - # Shell#pushdir/pushd - # Shell#popdir/popd - # Shell#mkdir - # Shell#rmdir - - attr_reader :cwd - alias dir cwd - alias getwd cwd - alias pwd cwd - - attr_reader :dir_stack - alias dirs dir_stack - - # If called as iterator, it restores the current directory when the - # block ends. - def chdir(path = nil, verbose = @verbose) - check_point - - if iterator? - notify("chdir(with block) #{path}") if verbose - cwd_old = @cwd - begin - chdir(path, nil) - yield - ensure - chdir(cwd_old, nil) - end - else - notify("chdir #{path}") if verbose - path = "~" unless path - @cwd = expand_path(path) - notify "current dir: #{@cwd}" - rehash - Void.new(self) - end - end - alias cd chdir - - def pushdir(path = nil, verbose = @verbose) - check_point - - if iterator? - notify("pushdir(with block) #{path}") if verbose - pushdir(path, nil) - begin - yield - ensure - popdir - end - elsif path - notify("pushdir #{path}") if verbose - @dir_stack.push @cwd - chdir(path, nil) - notify "dir stack: [#{@dir_stack.join ', '}]" - self - else - notify("pushdir") if verbose - if pop = @dir_stack.pop - @dir_stack.push @cwd - chdir pop - notify "dir stack: [#{@dir_stack.join ', '}]" - self - else - Shell.Fail DirStackEmpty - end - end - Void.new(self) - end - alias pushd pushdir - - def popdir - check_point - - notify("popdir") - if pop = @dir_stack.pop - chdir pop - notify "dir stack: [#{@dir_stack.join ', '}]" - self - else - Shell.Fail DirStackEmpty - end - Void.new(self) - end - alias popd popdir - - # - # process management - # - def jobs - @process_controller.jobs - end - - def kill(sig, command) - @process_controller.kill_job(sig, command) - end - - # - # command definitions - # - def Shell.def_system_command(command, path = command) - CommandProcessor.def_system_command(command, path) - end - - def Shell.undef_system_command(command) - CommandProcessor.undef_system_command(command) - end - - def Shell.alias_command(ali, command, *opts, &block) - CommandProcessor.alias_command(ali, command, *opts, &block) - end - - def Shell.unalias_command(ali) - CommandProcessor.unalias_command(ali) - end - - def Shell.install_system_commands(pre = "sys_") - CommandProcessor.install_system_commands(pre) - end - - # - def inspect - if debug.kind_of?(Integer) && debug > 2 - super - else - to_s - end - end - - def self.notify(*opts, &block) - Shell::debug_output_synchronize do - if opts[-1].kind_of?(String) - yorn = verbose? - else - yorn = opts.pop - end - return unless yorn - - if @debug_display_thread_id - if @debug_display_process_id - prefix = "shell(##{Process.pid}:#{Thread.current.to_s.sub("Thread", "Th")}): " - else - prefix = "shell(#{Thread.current.to_s.sub("Thread", "Th")}): " - end - else - prefix = "shell: " - end - _head = true - STDERR.print opts.collect{|mes| - mes = mes.dup - yield mes if iterator? - if _head - _head = false -# "shell" " + mes - prefix + mes - else - " "* prefix.size + mes - end - }.join("\n")+"\n" - end - end - - CommandProcessor.initialize - CommandProcessor.run_config -end |