Method Files

fds.go:329–354

Files returns all inherited files and mark them as used. The descriptors may be in blocking mode.

()

//
// The descriptors may be in blocking mode.
func (f *Fds) Files() ([]*os.File, error) {
	f.mu.Lock()
	defer f.mu.Unlock()

	var files []*os.File

	for key, file := range f.inherited {
		if key[0] != fdKind {
			continue
		}

		// Make a copy of the file, since we don't want to
		// allow the caller to invalidate fds in f.inherited.
		dup, err := dupFd(file.fd, key)
		if err != nil {
			return nil, err
		}

		f.used[key] = file
		delete(f.inherited, key)

		files = append(files, dup.File)
	}

	return files, nil
}

// File returns an inherited file or nil.
//