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callback.pmc
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callback.pmc
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/*
Copyright (C) 2010-2012, Parrot Foundation.
$Id$
=head1 NAME
src/pmc/callback.pmc - Callback
=head1 DESCRIPTION
Callback PMCs are generated by the NCI interface when asynchronous callbacks
occur and are scheduled as tasks by the task scheduler.
=head2 Functions
=over 4
=cut
*/
#include "parrot/scheduler_private.h"
/* HEADERIZER HFILE: none */
/* HEADERIZER BEGIN: static */
/* HEADERIZER END: static */
pmclass Callback extends Task provides invokable auto_attrs {
ATTR PMC *user_data;
ATTR PMC *external_data;
/*
=item C<opcode_t *invoke(void *next)>
Actually run the callback.
=cut
*/
VTABLE opcode_t *invoke(void *next) {
Parrot_Callback_attributes *cb_data = PARROT_CALLBACK(SELF);
PMC *user_data = cb_data->user_data;
PMC *ext_data = cb_data->external_data;
Parrot_run_callback(INTERP, user_data, ext_data);
return (opcode_t*) next;
}
}
/*
=back
=cut
*/
/*
* Local variables:
* c-file-style: "parrot"
* End:
* vim: expandtab shiftwidth=4 cinoptions='\:2=2' :
*/