Object
shell/filter.rb - $Release Version: 0.7 $ $Revision: 25189 $ by Keiju ISHITSUKA(keiju@ruby-lang.org)
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version.rb - shell version definition file $Release Version: 0.7$ $Revision: 25189 $ by Keiju ISHITSUKA(keiju@ruby-lang.org)
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Dir related methods
Shell#cwd/dir/getwd/pwd Shell#chdir/cd Shell#pushdir/pushd Shell#popdir/popd Shell#mkdir Shell#rmdir
Dir related methods
Shell#cwd/dir/getwd/pwd Shell#chdir/cd Shell#pushdir/pushd Shell#popdir/popd Shell#mkdir Shell#rmdir
Dir related methods
Shell#cwd/dir/getwd/pwd Shell#chdir/cd Shell#pushdir/pushd Shell#popdir/popd Shell#mkdir Shell#rmdir
Dir related methods
Shell#cwd/dir/getwd/pwd Shell#chdir/cd Shell#pushdir/pushd Shell#popdir/popd Shell#mkdir Shell#rmdir
# File shell.rb, line 244
def Shell.alias_command(ali, command, *opts, &block)
CommandProcessor.alias_command(ali, command, *opts, &block)
end
# File shell.rb, line 49
def debug=(val)
@debug = val
@verbose = val if val
end
command definitions
# File shell.rb, line 236
def Shell.def_system_command(command, path = command)
CommandProcessor.def_system_command(command, path)
end
# File shell.rb, line 70
def default_record_separator
if @default_record_separator
@default_record_separator
else
$/
end
end
# File shell.rb, line 78
def default_record_separator=(rs)
@default_record_separator = rs
end
# File shell.rb, line 58
def default_system_path
if @default_system_path
@default_system_path
else
ENV["PATH"].split(":")
end
end
# File shell.rb, line 66
def default_system_path=(path)
@default_system_path = path
end
# File shell.rb, line 252
def Shell.install_system_commands(pre = "sys_")
CommandProcessor.install_system_commands(pre)
end
# File shell.rb, line 90
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
# File shell.rb, line 265
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
If called as iterator, it restores the current directory when the block ends.
# File shell.rb, line 152
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
# File shell.rb, line 115
def debug=(val)
@debug = val
@verbose = val if val
end
# File shell.rb, line 126
def expand_path(path)
File.expand_path(path, @cwd)
end
# File shell.rb, line 257
def inspect
if debug.kind_of?(Integer) && debug > 2
super
else
to_s
end
end
process management
# File shell.rb, line 225
def jobs
@process_controller.jobs
end
# File shell.rb, line 229
def kill(sig, command)
@process_controller.kill_job(sig, command)
end
# File shell.rb, line 207
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
# File shell.rb, line 175
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