3 /* process_sg - GRAS process handling on simulator */
5 /* Authors: Martin Quinson */
6 /* Copyright (C) 2003,2004 da GRAS posse. */
8 /* This program is free software; you can redistribute it and/or modify it
9 under the terms of the license (GNU LGPL) which comes with this package. */
11 #include "Virtu/virtu_sg.h"
13 GRAS_LOG_EXTERNAL_CATEGORY(process);
18 gras_hostdata_t *hd=(gras_hostdata_t *)MSG_host_get_data(MSG_host_self());
20 gras_sg_portrec_t prraw,pr;
23 if (!(pd=(gras_procdata_t *)malloc(sizeof(gras_procdata_t))))
26 if (MSG_process_set_data(MSG_process_self(),(void*)pd) != MSG_OK) {
29 TRY(gras_procdata_init());
32 if (!(hd=(gras_hostdata_t *)malloc(sizeof(gras_hostdata_t))))
35 TRY(gras_dynar_new(&(hd->ports),sizeof(gras_sg_portrec_t),NULL));
37 memset(hd->proc, 0, sizeof(hd->proc[0]) * GRAS_MAX_CHANNEL);
39 if (MSG_host_set_data(MSG_host_self(),(void*)hd) != MSG_OK) {
44 /* take a free channel for this process */
45 for (i=0; i<GRAS_MAX_CHANNEL && hd->proc[i]; i++);
46 if (i == GRAS_MAX_CHANNEL)
48 "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.",
49 MSG_host_get_name(MSG_host_self()),GRAS_MAX_CHANNEL);
52 hd->proc[ i ] = MSG_process_self_PID();
54 /* regiter it to the ports structure */
58 TRY(gras_dynar_push(hd->ports,&pr));
60 /* take a free RAW channel for this process */
61 for (i=0; i<GRAS_MAX_CHANNEL && hd->proc[i]; i++);
62 if (i == GRAS_MAX_CHANNEL) {
64 "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.",
65 MSG_host_get_name(MSG_host_self()),GRAS_MAX_CHANNEL);
69 hd->proc[ i ] = MSG_process_self_PID();
71 /* regiter it to the ports structure */
75 TRY(gras_dynar_push(hd->ports,&prraw));
77 VERB2("Creating process '%s' (%d)",
78 MSG_process_get_name(MSG_process_self()),
79 MSG_process_self_PID());
85 gras_hostdata_t *hd=(gras_hostdata_t *)MSG_host_get_data(MSG_host_self());
86 gras_procdata_t *pd=gras_procdata_get();
87 int myPID=MSG_process_self_PID();
91 gras_assert0(hd && pd,"Run gras_process_init!!");
93 INFO2("GRAS: Finalizing process '%s' (%d)",
94 MSG_process_get_name(MSG_process_self()),MSG_process_self_PID());
96 if (gras_dynar_length(pd->msg_queue))
97 WARN1("process %d terminated, but some messages are still queued",
98 MSG_process_self_PID());
100 for (cpt=0; cpt< GRAS_MAX_CHANNEL; cpt++)
101 if (myPID == hd->proc[cpt])
104 gras_dynar_foreach(hd->ports, cpt, pr) {
105 if (pr.port == pd->chan || pr.port == pd->rawChan) {
106 gras_dynar_cursor_rm(hd->ports, &cpt);
113 /* **************************************************************************
115 * **************************************************************************/
117 gras_procdata_t *gras_procdata_get(void) {
119 (gras_procdata_t *)MSG_process_get_data(MSG_process_self());
121 gras_assert0(pd,"Run gras_process_init!");