Class: File

Inherits:
Object
  • Object
show all
Defined in:
lib/qdumpfs/util.rb

Class Method Summary collapse

Class Method Details

.anything_exist?(path) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/qdumpfs/util.rb', line 25

def self.anything_exist?(path)
  FileTest.exist?(path) or FileTest.symlink?(path)
end

.force_link(src, dest) ⇒ Object 



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# File 'lib/qdumpfs/util.rb', line 41

def self.force_link(src, dest)
  File.unlink(dest) if File.anything_exist?(dest)
  File.link(src, dest)
end

.force_symlink(src, dest) ⇒ Object 



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# File 'lib/qdumpfs/util.rb', line 33

def self.force_symlink(src, dest)
  begin
    File.unlink(dest) if File.anything_exist?(dest)
    File.symlink(src, dest)
  rescue 
  end
end

.link(l, t) ⇒ Object

Raises:

  • (Errno::EACCES) 


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# File 'lib/qdumpfs/win32.rb', line 21

def File.link(l, t)
  result = CreateHardLinkA.call(t, l, 0)

  raise Errno::EACCES  if result == 0
end

.readable_file?(path) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/qdumpfs/util.rb', line 46

def self.readable_file?(path)
  FileTest.file?(path) and FileTest.readable?(path)
end

.real_directory?(path) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/qdumpfs/util.rb', line 29

def self.real_directory?(path)
  FileTest.directory?(path) and not FileTest.symlink?(path)
end

.real_file?(path) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/qdumpfs/util.rb', line 21

def self.real_file?(path)
  FileTest.file?(path) and not FileTest.symlink?(path)
end

.split_all(path) ⇒ Object 



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# File 'lib/qdumpfs/util.rb', line 50

def self.split_all(path)
  parts = []
  while true
    dirname, basename = File.split(path)
    break if path == dirname
    parts.unshift(basename) unless basename == "."
    path = dirname
  end
  return parts
end

.utime(a, m, dir) ⇒ Object 



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# File 'lib/qdumpfs/win32.rb', line 82

def File.utime(a, m, dir)
  File.utime_orig(a, m, dir)  unless(File.directory?(dir))

  atime = get_file_time(a.dup.utc)
  mtime = get_file_time(m.dup.utc)

  hDir = CreateFile.Call(dir.dup, GENERIC_WRITE, 0, 0, OPEN_EXISTING,
  FILE_FLAG_BACKUP_SEMANTICS, 0)
  SetFileTime.call(hDir, 0, atime, mtime)
  CloseHandle.Call(hDir)

  return 0
end

.utime_orig ⇒ Object 



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# File 'lib/qdumpfs/win32.rb', line 75

alias_method(:utime_orig, :utime)