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-rw-r--r--lib/shell/command-processor.rb722
1 files changed, 399 insertions, 323 deletions
diff --git a/lib/shell/command-processor.rb b/lib/shell/command-processor.rb
index ecf6c7d5eb..2239ca98f6 100644
--- a/lib/shell/command-processor.rb
+++ b/lib/shell/command-processor.rb
@@ -1,17 +1,16 @@
+# frozen_string_literal: false
#
-# shell/command-controller.rb -
-# $Release Version: 0.6.0 $
-# $Revision$
-# $Date$
-# by Keiju ISHITSUKA(Nippon Rational Inc.)
+# shell/command-controller.rb -
+# $Release Version: 0.7 $
+# $Revision$
+# by Keiju ISHITSUKA(keiju@ruby-lang.org)
#
# --
#
-#
+#
#
require "e2mmap"
-require "ftools"
require "thread"
require "shell/error"
@@ -20,24 +19,34 @@ require "shell/system-command"
require "shell/builtin-command"
class Shell
+ # In order to execute a command on your OS, you need to define it as a
+ # Shell method.
+ #
+ # Alternatively, you can execute any command via
+ # Shell::CommandProcessor#system even if it is not defined.
class CommandProcessor
-# include Error
#
# initialize of Shell and related classes.
#
- NoDelegateMethods = ["initialize", "expand_path"]
+ m = [:initialize, :expand_path]
+ if Object.methods.first.kind_of?(String)
+ NoDelegateMethods = m.collect{|x| x.id2name}
+ else
+ NoDelegateMethods = m
+ end
+
def self.initialize
install_builtin_commands
- # define CommandProccessor#methods to Shell#methods and Filter#methods
+ # define CommandProcessor#methods to Shell#methods and Filter#methods
for m in CommandProcessor.instance_methods(false) - NoDelegateMethods
- add_delegate_command_to_shell(m)
+ add_delegate_command_to_shell(m)
end
-
+
def self.method_added(id)
- add_delegate_command_to_shell(id)
+ add_delegate_command_to_shell(id)
end
end
@@ -46,14 +55,14 @@ class Shell
#
def self.run_config
begin
- load File.expand_path("~/.rb_shell") if ENV.key?("HOME")
+ load File.expand_path("~/.rb_shell") if ENV.key?("HOME")
rescue LoadError, Errno::ENOENT
rescue
- print "load error: #{rc}\n"
- print $!.class, ": ", $!, "\n"
- for err in $@[0, $@.size - 2]
- print "\t", err, "\n"
- end
+ print "load error: #{rc}\n"
+ print $!.class, ": ", $!, "\n"
+ for err in $@[0, $@.size - 2]
+ print "\t", err, "\n"
+ end
end
end
@@ -64,97 +73,93 @@ class Shell
#
# CommandProcessor#expand_path(path)
- # path: String
- # return: String
- # returns the absolute path for <path>
+ # path: String
+ # return: String
+ # returns the absolute path for <path>
#
def expand_path(path)
@shell.expand_path(path)
end
+ # call-seq:
+ # foreach(path, record_separator) -> Enumerator
+ # foreach(path, record_separator) { block }
#
- # File related commands
- # Shell#foreach
- # Shell#open
- # Shell#unlink
- # Shell#test
+ # See IO.foreach when +path+ is a file.
#
- # -
- #
- # CommandProcessor#foreach(path, rs)
- # path: String
- # rs: String - record separator
- # iterator
- # Same as:
- # File#foreach (when path is file)
- # Dir#foreach (when path is directory)
- # path is relative to pwd
+ # See Dir.foreach when +path+ is a directory.
#
def foreach(path = nil, *rs)
path = "." unless path
path = expand_path(path)
if File.directory?(path)
- Dir.foreach(path){|fn| yield fn}
+ Dir.foreach(path){|fn| yield fn}
else
- IO.foreach(path, *rs){|l| yield l}
+ IO.foreach(path, *rs){|l| yield l}
end
end
+ # call-seq:
+ # open(path, mode, permissions) -> Enumerator
+ # open(path, mode, permissions) { block }
#
- # CommandProcessor#open(path, mode)
- # path: String
- # mode: String
- # return: File or Dir
- # Same as:
- # File#open (when path is file)
- # Dir#open (when path is directory)
- # mode has an effect only when path is a file
+ # See IO.open when +path+ is a file.
#
- def open(path, mode)
+ # See Dir.open when +path+ is a directory.
+ #
+ def open(path, mode = nil, perm = 0666, &b)
path = expand_path(path)
if File.directory?(path)
- Dir.open(path)
+ Dir.open(path, &b)
else
- effect_umask do
- File.open(path, mode)
- end
+ if @shell.umask
+ f = File.open(path, mode, perm)
+ File.chmod(perm & ~@shell.umask, path)
+ if block_given?
+ f.each(&b)
+ end
+ f
+ else
+ File.open(path, mode, perm, &b)
+ end
end
end
- # public :open
+ # call-seq:
+ # unlink(path)
+ #
+ # See IO.unlink when +path+ is a file.
#
- # CommandProcessor#unlink(path)
- # same as:
- # Dir#unlink (when path is directory)
- # File#unlink (when path is file)
+ # See Dir.unlink when +path+ is a directory.
#
def unlink(path)
+ @shell.check_point
+
path = expand_path(path)
if File.directory?(path)
- Dir.unlink(path)
+ Dir.unlink(path)
else
- IO.unlink(path)
+ IO.unlink(path)
end
+ Void.new(@shell)
end
+ # See Shell::CommandProcessor#test
+ alias top_level_test test
+ # call-seq:
+ # test(command, file1, file2) -> true or false
+ # [command, file1, file2] -> true or false
+ #
+ # Tests if the given +command+ exists in +file1+, or optionally +file2+.
+ #
+ # Example:
+ # sh[?e, "foo"]
+ # sh[:e, "foo"]
+ # sh["e", "foo"]
+ # sh[:exists?, "foo"]
+ # sh["exists?", "foo"]
#
- # CommandProcessor#test(command, file1, file2)
- # CommandProcessor#[command, file1, file2]
- # command: char or String or Symbol
- # file1: String
- # file2: String(optional)
- # return: Boolean
- # same as:
- # test() (when command is char or length 1 string or symbol)
- # FileTest.command (others)
- # example:
- # sh[?e, "foo"]
- # sh[:e, "foo"]
- # sh["e", "foo"]
- # sh[:exists?, "foo"]
- # sh["exists?", "foo"]
- #
def test(command, file1, file2=nil)
file1 = expand_path(file1)
file2 = expand_path(file2) if file2
@@ -162,110 +167,137 @@ class Shell
case command
when Integer
- top_level_test(command, file1, file2)
+ if file2
+ top_level_test(command, file1, file2)
+ else
+ top_level_test(command, file1)
+ end
when String
- if command.size == 1
- if file2
- top_level_test(command, file1, file2)
- else
- top_level_test(command, file1)
- end
- else
- if file2
- FileTest.send(command, file1, file2)
- else
- FileTest.send(command, file1)
- end
- end
+ if command.size == 1
+ if file2
+ top_level_test(command, file1, file2)
+ else
+ top_level_test(command, file1)
+ end
+ else
+ if file2
+ FileTest.send(command, file1, file2)
+ else
+ FileTest.send(command, file1)
+ end
+ end
end
end
+ # See Shell::CommandProcessor#test
alias [] test
+ # call-seq:
+ # mkdir(path)
#
- # Dir related methods
- #
- # Shell#mkdir
- # Shell#rmdir
- #
- #--
- #
- # CommandProcessor#mkdir(*path)
- # path: String
- # same as Dir.mkdir()
- #
+ # Same as Dir.mkdir, except multiple directories are allowed.
def mkdir(*path)
+ @shell.check_point
+ notify("mkdir #{path.join(' ')}")
+
+ perm = nil
+ if path.last.kind_of?(Integer)
+ perm = path.pop
+ end
for dir in path
- Dir.mkdir(expand_path(dir))
+ d = expand_path(dir)
+ if perm
+ Dir.mkdir(d, perm)
+ else
+ Dir.mkdir(d)
+ end
+ File.chmod(d, 0666 & ~@shell.umask) if @shell.umask
end
+ Void.new(@shell)
end
+ # call-seq:
+ # rmdir(path)
#
- # CommandProcessor#rmdir(*path)
- # path: String
- # same as Dir.rmdir()
- #
+ # Same as Dir.rmdir, except multiple directories are allowed.
def rmdir(*path)
+ @shell.check_point
+ notify("rmdir #{path.join(' ')}")
+
for dir in path
- Dir.rmdir(expand_path(dir))
+ Dir.rmdir(expand_path(dir))
end
+ Void.new(@shell)
end
+ # call-seq:
+ # system(command, *options) -> SystemCommand
+ #
+ # Executes the given +command+ with the +options+ parameter.
+ #
+ # Example:
+ # print sh.system("ls", "-l")
+ # sh.system("ls", "-l") | sh.head > STDOUT
#
- # CommandProcessor#system(command, *opts)
- # command: String
- # opts: String
- # return: SystemCommand
- # Same as system() function
- # example:
- # print sh.system("ls", "-l")
- # sh.system("ls", "-l") | sh.head > STDOUT
- #
def system(command, *opts)
if opts.empty?
- if command =~ /\*|\?|\{|\}|\[|\]|<|>|\(|\)|~|&|\||\\|\$|;|'|`|"|\n/
- return SystemCommand.new(@shell, find_system_command("sh"), "-c", command)
- else
- command, *opts = command.split(/\s+/)
- end
+ if command =~ /\*|\?|\{|\}|\[|\]|<|>|\(|\)|~|&|\||\\|\$|;|'|`|"|\n/
+ return SystemCommand.new(@shell, find_system_command("sh"), "-c", command)
+ else
+ command, *opts = command.split(/\s+/)
+ end
end
SystemCommand.new(@shell, find_system_command(command), *opts)
end
+ # call-seq:
+ # rehash
#
- # ProcessCommand#rehash
- # clear command hash table.
- #
+ # Clears the command hash table.
def rehash
@system_commands = {}
end
- #
- # ProcessCommand#transact
- #
- def check_point
+ def check_point # :nodoc:
@shell.process_controller.wait_all_jobs_execution
end
- alias finish_all_jobs check_point
+ alias finish_all_jobs check_point # :nodoc:
+ # call-seq:
+ # transact { block }
+ #
+ # Executes a block as self
+ #
+ # Example:
+ # sh.transact { system("ls", "-l") | head > STDOUT }
def transact(&block)
begin
- @shell.instance_eval(&block)
+ @shell.instance_eval(&block)
ensure
- check_point
+ check_point
end
end
+ # call-seq:
+ # out(device) { block }
#
- # internal commands
- #
+ # Calls <code>device.print</code> on the result passing the _block_ to
+ # #transact
def out(dev = STDOUT, &block)
dev.print transact(&block)
end
+ # call-seq:
+ # echo(*strings) -> Echo
+ #
+ # Returns a Echo object, for the given +strings+
def echo(*strings)
Echo.new(@shell, *strings)
end
+ # call-seq:
+ # cat(*filename) -> Cat
+ #
+ # Returns a Cat object, for the given +filenames+
def cat(*filenames)
Cat.new(@shell, *filenames)
end
@@ -273,7 +305,10 @@ class Shell
# def sort(*filenames)
# Sort.new(self, *filenames)
# end
-
+ # call-seq:
+ # glob(pattern) -> Glob
+ #
+ # Returns a Glob filter object, with the given +pattern+ object
def glob(pattern)
Glob.new(@shell, pattern)
end
@@ -281,96 +316,101 @@ class Shell
def append(to, filter)
case to
when String
- AppendFile.new(@shell, to, filter)
+ AppendFile.new(@shell, to, filter)
when IO
- AppendIO.new(@shell, to, filter)
+ AppendIO.new(@shell, to, filter)
else
- Shell.Fail Error::CantApplyMethod, "append", to.class
+ Shell.Fail Error::CantApplyMethod, "append", to.class
end
end
+ # call-seq:
+ # tee(file) -> Tee
+ #
+ # Returns a Tee filter object, with the given +file+ command
def tee(file)
Tee.new(@shell, file)
end
+ # call-seq:
+ # concat(*jobs) -> Concat
+ #
+ # Returns a Concat object, for the given +jobs+
def concat(*jobs)
Concat.new(@shell, *jobs)
end
# %pwd, %cwd -> @pwd
- def notify(*opts, &block)
- Thread.exclusive do
- Shell.notify(*opts) {|mes|
- yield mes if iterator?
-
- mes.gsub!("%pwd", "#{@cwd}")
- mes.gsub!("%cwd", "#{@cwd}")
- }
- end
+ def notify(*opts)
+ Shell.notify(*opts) {|mes|
+ yield mes if iterator?
+
+ mes.gsub!("%pwd", "#{@cwd}")
+ mes.gsub!("%cwd", "#{@cwd}")
+ }
end
#
# private functions
#
- def effect_umask
- if @shell.umask
- Thread.critical = true
- save = File.umask
- begin
- yield
- ensure
- File.umask save
- Thread.critical = false
- end
- else
- yield
- end
- end
- private :effect_umask
-
def find_system_command(command)
return command if /^\// =~ command
case path = @system_commands[command]
when String
- if exists?(path)
- return path
- else
- Shell.Fail Error::CommandNotFound, command
- end
+ if exists?(path)
+ return path
+ else
+ Shell.Fail Error::CommandNotFound, command
+ end
when false
- Shell.Fail Error::CommandNotFound, command
+ Shell.Fail Error::CommandNotFound, command
end
for p in @shell.system_path
- path = join(p, command)
- if FileTest.exists?(path)
- @system_commands[command] = path
- return path
- end
+ path = join(p, command)
+ begin
+ st = File.stat(path)
+ rescue SystemCallError
+ next
+ else
+ next unless st.executable? and !st.directory?
+ @system_commands[command] = path
+ return path
+ end
end
@system_commands[command] = false
Shell.Fail Error::CommandNotFound, command
end
+ # call-seq:
+ # def_system_command(command, path) -> Shell::SystemCommand
+ #
+ # Defines a command, registering +path+ as a Shell method for the given
+ # +command+.
+ #
+ # Shell::CommandProcessor.def_system_command "ls"
+ # #=> Defines ls.
#
- # CommandProcessor.def_system_command(command, path)
- # command: String
- # path: String
- # define 'command()' method as method.
+ # Shell::CommandProcessor.def_system_command "sys_sort", "sort"
+ # #=> Defines sys_sort as sort
#
def self.def_system_command(command, path = command)
begin
- eval((d = %Q[def #{command}(*opts)
- SystemCommand.new(@shell, '#{path}', *opts)
+ eval((d = %Q[def #{command}(*opts)
+ SystemCommand.new(@shell, '#{path}', *opts)
end]), nil, __FILE__, __LINE__ - 1)
rescue SyntaxError
- Shell.notify "warn: Can't define #{command} path: #{path}."
+ Shell.notify "warn: Can't define #{command} path: #{path}."
end
Shell.notify "Define #{command} path: #{path}.", Shell.debug?
- Shell.notify("Definition of #{command}: ", d,
- Shell.debug.kind_of?(Integer) && Shell.debug > 1)
+ Shell.notify("Definition of #{command}: ", d,
+ Shell.debug.kind_of?(Integer) && Shell.debug > 1)
end
+ # call-seq:
+ # undef_system_command(command) -> self
+ #
+ # Undefines a command
def self.undef_system_command(command)
command = command.id2name if command.kind_of?(Symbol)
remove_method(command)
@@ -379,213 +419,249 @@ class Shell
self
end
- # define command alias
- # ex)
- # def_alias_command("ls_c", "ls", "-C", "-F")
- # def_alias_command("ls_c", "ls"){|*opts| ["-C", "-F", *opts]}
- #
@alias_map = {}
+ # Returns a list of aliased commands
def self.alias_map
@alias_map
end
- def self.alias_command(ali, command, *opts, &block)
+ # call-seq:
+ # alias_command(alias, command, *options) -> self
+ #
+ # Creates a command alias at the given +alias+ for the given +command+,
+ # passing any +options+ along with it.
+ #
+ # Shell::CommandProcessor.alias_command "lsC", "ls", "-CBF", "--show-control-chars"
+ # Shell::CommandProcessor.alias_command("lsC", "ls"){|*opts| ["-CBF", "--show-control-chars", *opts]}
+ #
+ def self.alias_command(ali, command, *opts)
ali = ali.id2name if ali.kind_of?(Symbol)
command = command.id2name if command.kind_of?(Symbol)
begin
- if iterator?
- @alias_map[ali.intern] = proc
+ if iterator?
+ @alias_map[ali.intern] = proc
- eval((d = %Q[def #{ali}(*opts)
+ eval((d = %Q[def #{ali}(*opts)
@shell.__send__(:#{command},
*(CommandProcessor.alias_map[:#{ali}].call *opts))
- end]), nil, __FILE__, __LINE__ - 1)
-
- else
+ end]), nil, __FILE__, __LINE__ - 1)
+
+ else
args = opts.collect{|opt| '"' + opt + '"'}.join(",")
eval((d = %Q[def #{ali}(*opts)
@shell.__send__(:#{command}, #{args}, *opts)
end]), nil, __FILE__, __LINE__ - 1)
- end
+ end
rescue SyntaxError
- Shell.notify "warn: Can't alias #{ali} command: #{command}."
- Shell.notify("Definition of #{ali}: ", d)
- raise
+ Shell.notify "warn: Can't alias #{ali} command: #{command}."
+ Shell.notify("Definition of #{ali}: ", d)
+ raise
end
Shell.notify "Define #{ali} command: #{command}.", Shell.debug?
- Shell.notify("Definition of #{ali}: ", d,
- Shell.debug.kind_of?(Integer) && Shell.debug > 1)
+ Shell.notify("Definition of #{ali}: ", d,
+ Shell.debug.kind_of?(Integer) && Shell.debug > 1)
self
end
-
+
+ # call-seq:
+ # unalias_command(alias) -> self
+ #
+ # Unaliases the given +alias+ command.
def self.unalias_command(ali)
ali = ali.id2name if ali.kind_of?(Symbol)
@alias_map.delete ali.intern
undef_system_command(ali)
end
-
- #
- # CommandProcessor.def_builtin_commands(delegation_class, command_specs)
- # delegation_class: Class or Module
- # command_specs: [[command_name, [argument,...]],...]
- # command_name: String
- # arguments: String
- # FILENAME?? -> expand_path(filename??)
- # *FILENAME?? -> filename??.collect{|f|expand_path(f)}.join(", ")
- # define command_name(argument,...) as
- # delegation_class.command_name(argument,...)
+
+ # :nodoc:
+ #
+ # Delegates File and FileTest methods into Shell, including the following
+ # commands:
+ #
+ # * Shell#blockdev?(file)
+ # * Shell#chardev?(file)
+ # * Shell#directory?(file)
+ # * Shell#executable?(file)
+ # * Shell#executable_real?(file)
+ # * Shell#exist?(file)/Shell#exists?(file)
+ # * Shell#file?(file)
+ # * Shell#grpowned?(file)
+ # * Shell#owned?(file)
+ # * Shell#pipe?(file)
+ # * Shell#readable?(file)
+ # * Shell#readable_real?(file)
+ # * Shell#setgid?(file)
+ # * Shell#setuid?(file)
+ # * Shell#size(file)/Shell#size?(file)
+ # * Shell#socket?(file)
+ # * Shell#sticky?(file)
+ # * Shell#symlink?(file)
+ # * Shell#writable?(file)
+ # * Shell#writable_real?(file)
+ # * Shell#zero?(file)
+ # * Shell#syscopy(filename_from, filename_to)
+ # * Shell#copy(filename_from, filename_to)
+ # * Shell#move(filename_from, filename_to)
+ # * Shell#compare(filename_from, filename_to)
+ # * Shell#safe_unlink(*filenames)
+ # * Shell#makedirs(*filenames)
+ # * Shell#install(filename_from, filename_to, mode)
+ #
+ # And also, there are some aliases for convenience:
+ #
+ # * Shell#cmp <- Shell#compare
+ # * Shell#mv <- Shell#move
+ # * Shell#cp <- Shell#copy
+ # * Shell#rm_f <- Shell#safe_unlink
+ # * Shell#mkpath <- Shell#makedirs
#
def self.def_builtin_commands(delegation_class, command_specs)
for meth, args in command_specs
- arg_str = args.collect{|arg| arg.downcase}.join(", ")
- call_arg_str = args.collect{
- |arg|
- case arg
- when /^(FILENAME.*)$/
- format("expand_path(%s)", $1.downcase)
- when /^(\*FILENAME.*)$/
- # \*FILENAME* -> filenames.collect{|fn| expand_path(fn)}.join(", ")
- $1.downcase + '.collect{|fn| expand_path(fn)}'
- else
- arg
- end
- }.join(", ")
- d = %Q[def #{meth}(#{arg_str})
- #{delegation_class}.#{meth}(#{call_arg_str})
- end]
- Shell.notify "Define #{meth}(#{arg_str})", Shell.debug?
- Shell.notify("Definition of #{meth}: ", d,
- Shell.debug.kind_of?(Integer) && Shell.debug > 1)
- eval d
+ arg_str = args.collect{|arg| arg.downcase}.join(", ")
+ call_arg_str = args.collect{
+ |arg|
+ case arg
+ when /^(FILENAME.*)$/
+ format("expand_path(%s)", $1.downcase)
+ when /^(\*FILENAME.*)$/
+ # \*FILENAME* -> filenames.collect{|fn| expand_path(fn)}.join(", ")
+ $1.downcase + '.collect{|fn| expand_path(fn)}'
+ else
+ arg
+ end
+ }.join(", ")
+ d = %Q[def #{meth}(#{arg_str})
+ #{delegation_class}.#{meth}(#{call_arg_str})
+ end]
+ Shell.notify "Define #{meth}(#{arg_str})", Shell.debug?
+ Shell.notify("Definition of #{meth}: ", d,
+ Shell.debug.kind_of?(Integer) && Shell.debug > 1)
+ eval d
end
end
+ # call-seq:
+ # install_system_commands(prefix = "sys_")
+ #
+ # Defines all commands in the Shell.default_system_path as Shell method,
+ # all with given +prefix+ appended to their names.
#
- # CommandProcessor.install_system_commands(pre)
- # pre: String - command name prefix
- # 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.
+ # Any invalid character names are converted to +_+, and errors are passed
+ # to Shell.notify.
#
+ # Methods already defined are skipped.
def self.install_system_commands(pre = "sys_")
defined_meth = {}
for m in Shell.methods
- defined_meth[m] = true
+ defined_meth[m] = true
end
sh = Shell.new
for path in Shell.default_system_path
- next unless sh.directory? path
- sh.cd path
- sh.foreach do
- |cn|
- if !defined_meth[pre + cn] && sh.file?(cn) && sh.executable?(cn)
- command = (pre + cn).gsub(/\W/, "_").sub(/^([0-9])/, '_\1')
- begin
- def_system_command(command, sh.expand_path(cn))
- rescue
- Shell.notify "warn: Can't define #{command} path: #{cn}"
- end
- defined_meth[command] = command
- end
- end
+ next unless sh.directory? path
+ sh.cd path
+ sh.foreach do
+ |cn|
+ if !defined_meth[pre + cn] && sh.file?(cn) && sh.executable?(cn)
+ command = (pre + cn).gsub(/\W/, "_").sub(/^([0-9])/, '_\1')
+ begin
+ def_system_command(command, sh.expand_path(cn))
+ rescue
+ Shell.notify "warn: Can't define #{command} path: #{cn}"
+ end
+ defined_meth[command] = command
+ end
+ end
end
end
- #----------------------------------------------------------------------
- #
- # class initializing methods -
- #
- #----------------------------------------------------------------------
- def self.add_delegate_command_to_shell(id)
+ def self.add_delegate_command_to_shell(id) # :nodoc:
id = id.intern if id.kind_of?(String)
name = id.id2name
if Shell.method_defined?(id)
- Shell.notify "warn: override definnition of Shell##{name}."
- Shell.notify "warn: alias Shell##{name} to Shell##{name}_org.\n"
- Shell.module_eval "alias #{name}_org #{name}"
+ Shell.notify "warn: override definition of Shell##{name}."
+ Shell.notify "warn: alias Shell##{name} to Shell##{name}_org.\n"
+ Shell.module_eval "alias #{name}_org #{name}"
end
Shell.notify "method added: Shell##{name}.", Shell.debug?
Shell.module_eval(%Q[def #{name}(*args, &block)
- begin
- @command_processor.__send__(:#{name}, *args, &block)
- rescue Exception
- $@.delete_if{|s| /:in `__getobj__'$/ =~ s} #`
- $@.delete_if{|s| /^\\(eval\\):/ =~ s}
- raise
- end
+ begin
+ @command_processor.__send__(:#{name}, *args, &block)
+ rescue Exception
+ $@.delete_if{|s| /:in `__getobj__'$/ =~ s} #`
+ $@.delete_if{|s| /^\\(eval\\):/ =~ s}
+ raise
+ end
end], __FILE__, __LINE__)
if Shell::Filter.method_defined?(id)
- Shell.notify "warn: override definnition of Shell::Filter##{name}."
- Shell.notify "warn: alias Shell##{name} to Shell::Filter##{name}_org."
- Filter.module_eval "alias #{name}_org #{name}"
+ Shell.notify "warn: override definition of Shell::Filter##{name}."
+ Shell.notify "warn: alias Shell##{name} to Shell::Filter##{name}_org."
+ Filter.module_eval "alias #{name}_org #{name}"
end
Shell.notify "method added: Shell::Filter##{name}.", Shell.debug?
Filter.module_eval(%Q[def #{name}(*args, &block)
- begin
- self | @shell.__send__(:#{name}, *args, &block)
- rescue Exception
- $@.delete_if{|s| /:in `__getobj__'$/ =~ s} #`
- $@.delete_if{|s| /^\\(eval\\):/ =~ s}
- raise
- end
+ begin
+ self | @shell.__send__(:#{name}, *args, &block)
+ rescue Exception
+ $@.delete_if{|s| /:in `__getobj__'$/ =~ s} #`
+ $@.delete_if{|s| /^\\(eval\\):/ =~ s}
+ raise
+ end
end], __FILE__, __LINE__)
end
- #
- # define default builtin commands
+ # Delegates File methods into Shell, including the following commands:
+ #
+ # * Shell#atime(file)
+ # * Shell#basename(file, *opt)
+ # * Shell#chmod(mode, *files)
+ # * Shell#chown(owner, group, *file)
+ # * Shell#ctime(file)
+ # * Shell#delete(*file)
+ # * Shell#dirname(file)
+ # * Shell#ftype(file)
+ # * Shell#join(*file)
+ # * Shell#link(file_from, file_to)
+ # * Shell#lstat(file)
+ # * Shell#mtime(file)
+ # * Shell#readlink(file)
+ # * Shell#rename(file_from, file_to)
+ # * Shell#split(file)
+ # * Shell#stat(file)
+ # * Shell#symlink(file_from, file_to)
+ # * Shell#truncate(file, length)
+ # * Shell#utime(atime, mtime, *file)
#
def self.install_builtin_commands
# method related File.
- # (exclude open/foreach/unlink)
+ # (exclude open/foreach/unlink)
normal_delegation_file_methods = [
- ["atime", ["FILENAME"]],
- ["basename", ["fn", "*opts"]],
- ["chmod", ["mode", "*FILENAMES"]],
- ["chown", ["owner", "group", "*FILENAME"]],
- ["ctime", ["FILENAMES"]],
- ["delete", ["*FILENAMES"]],
- ["dirname", ["FILENAME"]],
- ["ftype", ["FILENAME"]],
- ["join", ["*items"]],
- ["link", ["FILENAME_O", "FILENAME_N"]],
- ["lstat", ["FILENAME"]],
- ["mtime", ["FILENAME"]],
- ["readlink", ["FILENAME"]],
- ["rename", ["FILENAME_FROM", "FILENAME_TO"]],
- # ["size", ["FILENAME"]],
- ["split", ["pathname"]],
- ["stat", ["FILENAME"]],
- ["symlink", ["FILENAME_O", "FILENAME_N"]],
- ["truncate", ["FILENAME", "length"]],
- ["utime", ["atime", "mtime", "*FILENAMES"]]]
+ ["atime", ["FILENAME"]],
+ ["basename", ["fn", "*opts"]],
+ ["chmod", ["mode", "*FILENAMES"]],
+ ["chown", ["owner", "group", "*FILENAME"]],
+ ["ctime", ["FILENAMES"]],
+ ["delete", ["*FILENAMES"]],
+ ["dirname", ["FILENAME"]],
+ ["ftype", ["FILENAME"]],
+ ["join", ["*items"]],
+ ["link", ["FILENAME_O", "FILENAME_N"]],
+ ["lstat", ["FILENAME"]],
+ ["mtime", ["FILENAME"]],
+ ["readlink", ["FILENAME"]],
+ ["rename", ["FILENAME_FROM", "FILENAME_TO"]],
+ ["split", ["pathname"]],
+ ["stat", ["FILENAME"]],
+ ["symlink", ["FILENAME_O", "FILENAME_N"]],
+ ["truncate", ["FILENAME", "length"]],
+ ["utime", ["atime", "mtime", "*FILENAMES"]]]
def_builtin_commands(File, normal_delegation_file_methods)
alias_method :rm, :delete
# method related FileTest
- def_builtin_commands(FileTest,
- FileTest.singleton_methods(false).collect{|m| [m, ["FILENAME"]]})
-
- # method related ftools
- normal_delegation_ftools_methods = [
- ["syscopy", ["FILENAME_FROM", "FILENAME_TO"]],
- ["copy", ["FILENAME_FROM", "FILENAME_TO"]],
- ["move", ["FILENAME_FROM", "FILENAME_TO"]],
- ["compare", ["FILENAME_FROM", "FILENAME_TO"]],
- ["safe_unlink", ["*FILENAMES"]],
- ["makedirs", ["*FILENAMES"]],
- # ["chmod", ["mode", "*FILENAMES"]],
- ["install", ["FILENAME_FROM", "FILENAME_TO", "mode"]],
- ]
- def_builtin_commands(File,
- normal_delegation_ftools_methods)
- alias_method :cmp, :compare
- alias_method :mv, :move
- alias_method :cp, :copy
- alias_method :rm_f, :safe_unlink
- alias_method :mkpath, :makedirs
+ def_builtin_commands(FileTest,
+ FileTest.singleton_methods(false).collect{|m| [m, ["FILENAME"]]})
+
end
end