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92 lines
2.5 KiB
C
92 lines
2.5 KiB
C
/* Implement tasking-related runtime actions for CHILL.
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Copyright (C) 1992,1993 Free Software Foundation, Inc.
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Author: Wilfried Moser
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This file is part of GNU CC.
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GNU CC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU CC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU CC; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/* As a special exception, if you link this library with other files,
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some of which are compiled with GCC, to produce an executable,
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this library does not by itself cause the resulting executable
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to be covered by the GNU General Public License.
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This exception does not however invalidate any other reasons why
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the executable file might be covered by the GNU General Public License. */
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#include "rtltypes.h"
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#include "rts.h"
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/*
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* function __continue
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*
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* parameters:
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* evaddr pointer to Eventlocation
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* filename source file name where function gets called
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* lineno linenumber in source file
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*
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* returns:
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* void
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*
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* exceptions:
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* none
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*
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* abstract:
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* implement the CHILL CONTINUE action.
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*/
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void
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__continue (evaddr, filename, lineno)
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Event_Queue **evaddr;
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char *filename;
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int lineno;
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{
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Event_Queue *ev = *evaddr;
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Event_Queue *wrk;
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if (ev == 0)
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/* nothing to do */
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return;
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/* search for 1st one is not already continued */
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while (ev && ev->is_continued)
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ev = ev->forward;
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if (!ev)
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/* all have been continued in that queue, do nothing */
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return;
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wrk = ev->startlist;
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while (wrk)
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{
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Event_Queue *tmp = (Event_Queue *)wrk->listhead;
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while (tmp->forward != wrk)
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tmp = tmp->forward;
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tmp->forward = wrk->forward;
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wrk = wrk->chain;
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}
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/* so far so good, continue this one */
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ev->is_continued = 1;
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ev->who_continued = THIS;
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/* tell the runtime system to activate the process */
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__continue_that (ev->this, ev->priority, filename, lineno);
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}
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/* force function print_event to be linked */
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extern void __print_event ();
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static EntryPoint pev = __print_event;
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