gcc/libchill/rts.h

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/* GNU CHILL compiler regression test file
Copyright (C) 1992, 1993 Free Software Foundation, Inc.
This file is part of GNU CC.
GNU CC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
GNU CC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU CC; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
/* As a special exception, if you link this library with other files,
some of which are compiled with GCC, to produce an executable,
this library does not by itself cause the resulting executable
to be covered by the GNU General Public License.
This exception does not however invalidate any other reasons why
the executable file might be covered by the GNU General Public License. */
#ifndef __rts_h_
#define __rts_h_
typedef enum
{
UNUSED,
Process,
Signal,
Buffer,
Event,
Synonym,
Exception,
LAST_AND_UNUSED,
} TaskingEnum;
typedef void (*EntryPoint) ();
typedef struct
{
char *name;
short *value;
int value_defined;
EntryPoint entry;
unsigned char /*TaskingEnum*/ type;
} TaskingStruct;
/* how an INSTANCE is implemented */
typedef struct
{
short ptype;
short pcopy;
} INSTANCE;
/* interface to underlaying os */
typedef enum
{
wait_wait,
wait_buffer_send,
wait_buffer_receive,
wait_buffer_free,
wait_event_delay,
wait_event_free,
} Delay_Reason;
extern INSTANCE __whoami ();
extern void *__xmalloc_ ();
#define THIS __whoami()
/* for easier changing to something different,
i.e. allocate_memory */
#define MALLOC(ADDR,SIZE) ADDR = __xmalloc_(SIZE)
#define FREE(ADDR) free (ADDR)
/* definitions for EVENTS */
typedef struct EVENTQUEUE
{
struct EVENTQUEUE *forward; /* next in the list */
struct EVENTQUEUE **listhead; /* pointer to EVENT location */
int priority; /* prio for DELAY or DELAY CASE */
INSTANCE this; /* specify the instance is delayed */
struct EVENTQUEUE *startlist; /* start of the list */
struct EVENTQUEUE *chain; /* list of all events in an DELAY CASE */
int is_continued; /* indicates a continue action on that event */
INSTANCE who_continued; /* indicates who continued */
} Event_Queue;
typedef struct
{
Event_Queue **ev;
unsigned long maxqueuelength;
} Event_Descr;
/* definitions for BUFFERS */
struct BUFFERQUEUE;
typedef struct BUFFER_WAIT_QUEUE
{
struct BUFFER_WAIT_QUEUE *forward;
struct BUFFERQUEUE **bufferaddr;
INSTANCE this;
struct BUFFER_WAIT_QUEUE *startlist;
struct BUFFER_WAIT_QUEUE *chain;
int is_sent;
INSTANCE who_sent; /* instance which have
send a buffer */
unsigned long datalen;
void *dataptr;
} Buffer_Wait_Queue;
typedef struct BUFFER_SEND_QUEUE
{
struct BUFFER_SEND_QUEUE *forward;
int priority;
INSTANCE this;
int is_delayed;
unsigned long datalen;
void *dataptr;
} Buffer_Send_Queue;
typedef struct BUFFERQUEUE
{
Buffer_Wait_Queue *waitqueue;
unsigned long waitqueuelength;
Buffer_Send_Queue *sendqueue;
unsigned long sendqueuelength;
} Buffer_Queue;
typedef struct
{
Buffer_Queue **buf;
unsigned long maxqueuelength;
} Buffer_Descr;
/* descriptor for data */
typedef struct
{
void *ptr;
int length;
} Data_Descr;
/* time format runtime delivers */
typedef struct
{
unsigned long secs;
unsigned long nanosecs;
} RtsTime;
extern void __rtstime (RtsTime *t);
extern int __delay_this (Delay_Reason reason, RtsTime *t, char *file, int lineno);
extern void __continue_that (INSTANCE ins, int prio, char *file, int lineno);
#endif /* __rts_h_ */