# $Id: freezing.pod 7540 2005-02-19 10:57:30Z bernhard $

=head1 NAME

freeing.pod - Saving and restoring the state of Parrot m4

=head1 Why?

Performance. Exchange with other m4 implementations.

=head1 How?

Command line args.
  --freeze-state=s
  --reload-state=s

=head1 Format of the freeze file

Each macro is desrcibed in two lines. The first line looks like 'F8,8'.
The second looks like: 'translittranslit'
The First letter is a flag:

  C Change comment character
  D A diversion, expects a negative number first
  F a builtin macro
  T a user defined macro 
  Q Change quote character
  V Validate version

=head2 Example

=head2 Explaination

=head2 Syntax

See languages/m4/tools/frozen2yaml.pl

=head2 frozen2yaml

Parses a frozen file and returns it's data as YAML.
 perl frozen2yaml.pl ../examples/only_builtin.frozen   

=head1 Using Parrot m4 with Introspector

TODO: Install Introspector.

=head1 SEE ALSO

=head2 AUTHORS

=cut
