+++ /dev/null
-/* $Id$ */
-
-/* process_sg - GRAS process handling on simulator */
-
-/* Authors: Martin Quinson */
-/* Copyright (C) 2003,2004 da GRAS posse. */
-
-/* This program is free software; you can redistribute it and/or modify it
- under the terms of the license (GNU LGPL) which comes with this package. */
-
-#include "Virtu/virtu_sg.h"
-
-GRAS_LOG_EXTERNAL_CATEGORY(process);
-
-gras_error_t
-gras_process_init() {
- gras_error_t errcode;
- gras_hostdata_t *hd=(gras_hostdata_t *)MSG_host_get_data(MSG_host_self());
- gras_procdata_t *pd;
- gras_sg_portrec_t prraw,pr;
- int i;
-
- if (!(pd=(gras_procdata_t *)malloc(sizeof(gras_procdata_t))))
- RAISE_MALLOC;
-
- if (MSG_process_set_data(MSG_process_self(),(void*)pd) != MSG_OK) {
- return unknown_error;
- }
- TRY(gras_procdata_init());
-
- if (!hd) {
- if (!(hd=(gras_hostdata_t *)malloc(sizeof(gras_hostdata_t))))
- RAISE_MALLOC;
-
- TRY(gras_dynar_new(&(hd->ports),sizeof(gras_sg_portrec_t),NULL));
-
- memset(hd->proc, 0, sizeof(hd->proc[0]) * GRAS_MAX_CHANNEL);
-
- if (MSG_host_set_data(MSG_host_self(),(void*)hd) != MSG_OK) {
- return unknown_error;
- }
- }
-
- /* take a free channel for this process */
- for (i=0; i<GRAS_MAX_CHANNEL && hd->proc[i]; i++);
- if (i == GRAS_MAX_CHANNEL)
- RAISE2(system_error,
- "GRAS: Can't add a new process on %s, because all channel are already in use. Please increase MAX CHANNEL (which is %d for now) and recompile GRAS\n.",
- MSG_host_get_name(MSG_host_self()),GRAS_MAX_CHANNEL);
-
- pd->chan = i;
- hd->proc[ i ] = MSG_process_self_PID();
-
- /* regiter it to the ports structure */
- pr.port = -1;
- pr.tochan = i;
- pr.raw = 0;
- TRY(gras_dynar_push(hd->ports,&pr));
-
- /* take a free RAW channel for this process */
- for (i=0; i<GRAS_MAX_CHANNEL && hd->proc[i]; i++);
- if (i == GRAS_MAX_CHANNEL) {
- RAISE2(system_error,
- "GRAS: Can't add a new process on %s, because all channel are already in use. Please increase MAX CHANNEL (which is %d for now) and recompile GRAS\n.",
- MSG_host_get_name(MSG_host_self()),GRAS_MAX_CHANNEL);
- }
- pd->rawChan = i;
-
- hd->proc[ i ] = MSG_process_self_PID();
-
- /* regiter it to the ports structure */
- prraw.port = -1;
- prraw.tochan = i;
- prraw.raw = 1;
- TRY(gras_dynar_push(hd->ports,&prraw));
-
- VERB2("Creating process '%s' (%d)",
- MSG_process_get_name(MSG_process_self()),
- MSG_process_self_PID());
- return no_error;
-}
-
-gras_error_t
-gras_process_exit() {
- gras_hostdata_t *hd=(gras_hostdata_t *)MSG_host_get_data(MSG_host_self());
- gras_procdata_t *pd=gras_procdata_get();
- int myPID=MSG_process_self_PID();
- int cpt;
- gras_sg_portrec_t pr;
-
- gras_assert0(hd && pd,"Run gras_process_init!!");
-
- INFO2("GRAS: Finalizing process '%s' (%d)",
- MSG_process_get_name(MSG_process_self()),MSG_process_self_PID());
-
- if (gras_dynar_length(pd->msg_queue))
- WARN1("process %d terminated, but some messages are still queued",
- MSG_process_self_PID());
-
- for (cpt=0; cpt< GRAS_MAX_CHANNEL; cpt++)
- if (myPID == hd->proc[cpt])
- hd->proc[cpt] = 0;
-
- gras_dynar_foreach(hd->ports, cpt, pr) {
- if (pr.port == pd->chan || pr.port == pd->rawChan) {
- gras_dynar_cursor_rm(hd->ports, &cpt);
- }
- }
-
- return no_error;
-}
-
-/* **************************************************************************
- * Process data
- * **************************************************************************/
-
-gras_procdata_t *gras_procdata_get(void) {
- gras_procdata_t *pd=
- (gras_procdata_t *)MSG_process_get_data(MSG_process_self());
-
- gras_assert0(pd,"Run gras_process_init!");
-
- return pd;
-}
-
