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* lib/un.h (help): new. % ruby -run -e help cp

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@4301 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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eban 2003-08-03 09:32:23 +00:00
parent 6c526497b6
commit d6653222e9
2 changed files with 46 additions and 13 deletions
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2
ChangeLog
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@ -2,6 +2,8 @@ Sun Aug 3 18:03:44 2003 WATANABE Hirofumi <eban@ruby-lang.org>
* regex.h (re_mbctab): should refer to RUBY_EXPORT. [ruby-ext:02199]
* lib/un.h (help): new. % ruby -run -e help cp
Sun Aug 3 02:45:06 2003 Koji Arai <jca02266@nifty.ne.jp>
* numeric.c (flo_to_s): get rid of buffer overflow.

57
lib/un.rb
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@ -19,6 +19,7 @@
# ruby -run -e install -- [OPTION] SOURCE DEST
# ruby -run -e chmod -- [OPTION] OCTAL-MODE FILE
# ruby -run -e touch -- [OPTION] FILE
# ruby -run -e help [COMMAND]
require 'fileutils'
require 'getopts'
@ -50,7 +51,7 @@ def setup(options = "")
yield ARGV, options, $OPT
end
#
##
# Copy SOURCE to DEST, or multiple SOURCE(s) to DIRECTORY
#
# ruby -run -e cp -- [OPTION] SOURCE DEST
@ -59,6 +60,7 @@ end
# -r copy recursively
# -v verbose
#
def cp
setup("pr") do |argv, options, opt|
cmd = "cp"
@ -69,7 +71,7 @@ def cp
end
end
#
##
# Create a link to the specified TARGET with LINK_NAME.
#
# ruby -run -e ln -- [OPTION] TARGET LINK_NAME
@ -78,6 +80,7 @@ end
# -f remove existing destination files
# -v verbose
#
def ln
setup("sf") do |argv, options, opt|
cmd = "ln"
@ -88,13 +91,14 @@ def ln
end
end
#
##
# Rename SOURCE to DEST, or move SOURCE(s) to DIRECTORY.
#
# ruby -run -e mv SOURCE DEST
# ruby -run -e mv -- [OPTION] SOURCE DEST
#
# -v verbose
#
def mv
setup do |argv, options|
dest = argv.pop
@ -103,7 +107,7 @@ def mv
end
end
#
##
# Remove the FILE
#
# ruby -run -e rm -- [OPTION] FILE
@ -112,6 +116,7 @@ end
# -r remove the contents of directories recursively
# -v verbose
#
def rm
setup("fr") do |argv, options, opt|
cmd = "rm"
@ -120,7 +125,7 @@ def rm
end
end
#
##
# Create the DIR, if they do not already exist.
#
# ruby -run -e mkdir -- [OPTION] DIR
@ -128,6 +133,7 @@ end
# -p no error if existing, make parent directories as needed
# -v verbose
#
def mkdir
setup("p") do |argv, options, opt|
cmd = "mkdir"
@ -136,20 +142,21 @@ def mkdir
end
end
#
##
# Remove the DIR.
#
# ruby -run -e rmdir 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
@ -159,6 +166,7 @@ end
# -m set permission mode (as in chmod), instead of 0755
# -v verbose
#
def install
setup("pm:") do |argv, options, opt|
options[:mode] = opt["m"] ? opt["m"].oct : 0755
@ -168,13 +176,14 @@ def install
end
end
#
##
# Change the mode of each FILE to OCTAL-MODE.
#
# ruby -run -e chmod OCTAL-MODE FILE
# ruby -run -e chmod -- [OPTION] OCTAL-MODE FILE
#
# -v verbose
#
def chmod
setup do |argv, options|
mode = argv.shift.oct
@ -182,15 +191,37 @@ def chmod
end
end
#
##
# Update the access and modification times of each FILE to the current time.
#
# ruby -run -e touch FILE
# ruby -run -e touch -- [OPTION] FILE
#
# -v verbose
#
def touch
setup do |argv, options|
FileUtils.touch argv, options
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