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* lib/fileutils.rb (FileUtils#chmod): accept symbolic mode argument.
The patch was written by takkanm. [ruby-core:26029][Feature #2190] * lib/fileutils.rb (FileUtils#fu_mode): new helper function. * lib/fileutils.rb (FileUtils#symbolic_modes_to_i): ditto. * lib/fileutils.rb (FileUtils#mode_mask): ditto. * lib/fileutils.rb (FileUtils#user_mask): ditto. * test/fileutils/test_fileutils.rb (TestFileUtils#test_chmod_symbol_mode): new test for the above symbolic mode. * test/fileutils/test_fileutils.rb (TestFileUtils#test_chmod_R): ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@31407 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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4 changed files with 149 additions and 2 deletions
14
ChangeLog
14
ChangeLog
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@ -1,3 +1,17 @@
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Mon May 2 01:02:04 2011 KOSAKI Motohiro <kosaki.motohiro@gmail.com>
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* lib/fileutils.rb (FileUtils#chmod): accept symbolic mode argument.
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The patch was written by takkanm. [ruby-core:26029][Feature #2190]
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* lib/fileutils.rb (FileUtils#fu_mode): new helper function.
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* lib/fileutils.rb (FileUtils#symbolic_modes_to_i): ditto.
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* lib/fileutils.rb (FileUtils#mode_mask): ditto.
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* lib/fileutils.rb (FileUtils#user_mask): ditto.
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* test/fileutils/test_fileutils.rb (TestFileUtils#test_chmod_symbol_mode):
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new test for the above symbolic mode.
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* test/fileutils/test_fileutils.rb (TestFileUtils#test_chmod_R): ditto.
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Mon May 2 00:36:12 2011 KOSAKI Motohiro <kosaki.motohiro@gmail.com>
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* ext/socket/init.c (rsock_connect): add to care EINTR. based
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4
NEWS
4
NEWS
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@ -143,6 +143,10 @@ with all sufficient information, see the ChangeLog file.
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* Zlib.deflate
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* Zlib.inflate
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* FileUtils
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* extended method:
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* FileUtils#chmod supports symbolic mode argument.
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=== Language changes
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* Regexps now support Unicode 6.0. (new characters and scripts)
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@ -860,23 +860,110 @@ module FileUtils
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OPT_TABLE['install'] = [:mode, :preserve, :noop, :verbose]
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def user_mask(target)
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mask = 0
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target.each_byte do |byte_chr|
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case byte_chr.chr
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when "u"
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mask |= 04700
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when "g"
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mask |= 02070
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when "o"
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mask |= 01007
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when "a"
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mask |= 07777
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end
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end
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mask
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end
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private_module_function :user_mask
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def mode_mask(mode, path)
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mask = 0
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mode.each_byte do |byte_chr|
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case byte_chr.chr
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when "r"
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mask |= 0444
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when "w"
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mask |= 0222
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when "x"
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mask |= 0111
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when "X"
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mask |= 0111 if FileTest::directory? path
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when "s"
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mask |= 06000
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when "t"
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mask |= 01000
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end
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end
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mask
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end
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private_module_function :mode_mask
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def symbolic_modes_to_i(modes, path)
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current_mode = (File.stat(path).mode & 07777)
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modes.split(/,/).inject(0) do |mode, mode_sym|
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mode_sym = "a#{mode_sym}" if mode_sym =~ %r!^[+-=]!
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target, mode = mode_sym.split %r![+-=]!
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user_mask = user_mask(target)
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mode_mask = mode_mask(mode ? mode : "", path)
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case mode_sym
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when /=/
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current_mode &= ~(user_mask)
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current_mode |= user_mask & mode_mask
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when /\+/
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current_mode |= user_mask & mode_mask
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when /-/
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current_mode &= ~(user_mask & mode_mask)
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end
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end
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end
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private_module_function :symbolic_modes_to_i
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def fu_mode(mode, path)
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mode.is_a?(String) ? symbolic_modes_to_i(mode, path) : mode
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end
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private_module_function :fu_mode
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#
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# Options: noop verbose
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#
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# Changes permission bits on the named files (in +list+) to the bit pattern
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# represented by +mode+.
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#
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# +mode+ is the symbolic and absolute mode can be used.
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#
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# Absolute mode is
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# FileUtils.chmod 0755, 'somecommand'
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# FileUtils.chmod 0644, %w(my.rb your.rb his.rb her.rb)
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# FileUtils.chmod 0755, '/usr/bin/ruby', :verbose => true
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#
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# Symbolic mode is
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# FileUtils.chmod "u=wrx,go=rx", 'somecommand'
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# FileUtils.chmod "u=wr,go=rr", %w(my.rb your.rb his.rb her.rb)
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# FileUtils.chmod "u=wrx,go=rx", '/usr/bin/ruby', :verbose => true
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#
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# "a" is user, group, other mask.
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# "u" is user's mask.
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# "g" is group's mask.
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# "o" is other's mask.
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# "w" is write permission.
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# "r" is read permission.
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# "x" is execute permission.
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# "s" is uid, gid.
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# "t" is sticky bit.
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# "+" is added to a class given the specified mode.
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# "-" Is removed from a given class given mode.
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# "=" Is the exact nature of the class will be given a specified mode.
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def chmod(mode, list, options = {})
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fu_check_options options, OPT_TABLE['chmod']
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list = fu_list(list)
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fu_output_message sprintf('chmod %o %s', mode, list.join(' ')) if options[:verbose]
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return if options[:noop]
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list.each do |path|
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Entry_.new(path).chmod mode
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Entry_.new(path).chmod(fu_mode(mode, path))
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end
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end
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module_function :chmod
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@ -890,6 +977,7 @@ module FileUtils
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# to the bit pattern represented by +mode+.
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#
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# FileUtils.chmod_R 0700, "/tmp/app.#{$$}"
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# FileUtils.chmod_R "u=wrx", "/tmp/app.#{$$}"
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#
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def chmod_R(mode, list, options = {})
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fu_check_options options, OPT_TABLE['chmod_R']
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@ -901,7 +989,7 @@ module FileUtils
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list.each do |root|
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Entry_.new(root).traverse do |ent|
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begin
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ent.chmod mode
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ent.chmod(fu_mode(mode, ent.path))
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rescue
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raise unless options[:force]
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end
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@ -893,6 +893,29 @@ class TestFileUtils
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assert_equal 0500, File.stat('tmp/a').mode & 0777
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end if have_file_perm?
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def test_chmod_symbol_mode
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check_singleton :chmod
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touch 'tmp/a'
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chmod "u=wrx,g=,o=", 'tmp/a'
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assert_equal 0700, File.stat('tmp/a').mode & 0777
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chmod "u=rx,go=", 'tmp/a'
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assert_equal 0500, File.stat('tmp/a').mode & 0777
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chmod "+wrx", 'tmp/a'
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assert_equal 0777, File.stat('tmp/a').mode & 0777
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chmod "u+s,o=s", 'tmp/a'
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assert_equal 04770, File.stat('tmp/a').mode & 07777
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chmod "u-w,go-wrx", 'tmp/a'
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assert_equal 04500, File.stat('tmp/a').mode & 07777
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chmod "+s", 'tmp/a'
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assert_equal 06500, File.stat('tmp/a').mode & 07777
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chmod "u+t,o+t", 'tmp/a'
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assert_equal 07500, File.stat('tmp/a').mode & 07777
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chmod "a-t,a-s", 'tmp/a'
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assert_equal 0500, File.stat('tmp/a').mode & 07777
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end if have_file_perm?
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def test_chmod_R
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check_singleton :chmod_R
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@ -911,6 +934,24 @@ class TestFileUtils
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chmod_R 0700, 'tmp/dir' # to remove
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end if have_file_perm?
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def test_chmod_symbol_mode_R
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check_singleton :chmod_R
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mkdir_p 'tmp/dir/dir'
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touch %w( tmp/dir/file tmp/dir/dir/file )
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chmod_R "u=wrx,g=,o=", 'tmp/dir'
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assert_equal 0700, File.stat('tmp/dir').mode & 0777
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assert_equal 0700, File.stat('tmp/dir/file').mode & 0777
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assert_equal 0700, File.stat('tmp/dir/dir').mode & 0777
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assert_equal 0700, File.stat('tmp/dir/dir/file').mode & 0777
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chmod_R "u=xr,g+X,o=", 'tmp/dir'
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assert_equal 0510, File.stat('tmp/dir').mode & 0777
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assert_equal 0500, File.stat('tmp/dir/file').mode & 0777
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assert_equal 0510, File.stat('tmp/dir/dir').mode & 0777
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assert_equal 0500, File.stat('tmp/dir/dir/file').mode & 0777
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chmod_R 0700, 'tmp/dir' # to remove
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end if have_file_perm?
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# FIXME: How can I test this method?
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def test_chown
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check_singleton :chown
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