X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/a7729514e277aabe9422a2626541f889ad1af08b..cd788aeedfc7d5a038af21bf23ef34771e9a59cd:/src/gras/Virtu/sg_process.c diff --git a/src/gras/Virtu/sg_process.c b/src/gras/Virtu/sg_process.c index 243093bf3b..e736fa33bd 100644 --- a/src/gras/Virtu/sg_process.c +++ b/src/gras/Virtu/sg_process.c @@ -2,133 +2,151 @@ /* process_sg - GRAS process handling on simulator */ -/* Authors: Martin Quinson */ -/* Copyright (C) 2003,2004 da GRAS posse. */ +/* Copyright (c) 2003, 2004 Martin Quinson. All rights reserved. */ /* 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. */ + * under the terms of the license (GNU LGPL) which comes with this package. */ -#include "Virtu/virtu_sg.h" +#include "xbt/ex.h" +#include "gras_modinter.h" /* module initialization interface */ +#include "gras/Virtu/virtu_sg.h" +#include "gras/Msg/msg_interface.h" /* For some checks at simulation end */ +#include "gras/Transport/transport_interface.h" /* For some checks at simulation end */ -GRAS_LOG_NEW_DEFAULT_SUBCATEGORY(process,GRAS); +XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(gras_virtu_process); -gras_error_t +void gras_process_init() { gras_hostdata_t *hd=(gras_hostdata_t *)MSG_host_get_data(MSG_host_self()); - gras_process_data_t *pd; + gras_procdata_t *pd=xbt_new(gras_procdata_t,1); + gras_trp_procdata_t trp_pd; + gras_sg_portrec_t prmeas,pr; int i; - if (!(pd=(gras_process_data_t *)malloc(sizeof(gras_process_data_t)))) - RAISE_MALLOC; - - WARNING0("Implement msg queue"); - /* - pd->grasMsgQueueLen=0; - pd->grasMsgQueue = NULL; - - pd->grasCblListLen = 0; - pd->grasCblList = NULL; - */ - - if (MSG_process_set_data(MSG_process_self(),(void*)pd) != MSG_OK) { - return unknown_error; - } + if (MSG_process_set_data(MSG_process_self(),(void*)pd) != MSG_OK) + THROW0(system_error,0,"Error in MSG_process_set_data()"); + + gras_procdata_init(); if (!hd) { - if (!(hd=(gras_hostdata_t *)malloc(sizeof(gras_hostdata_t)))) - RAISE_MALLOC; - - hd->portLen = 0; - hd->port=NULL; - hd->port2chan=NULL; - for (i=0; iproc[i]=0; - } + /* First process on this host */ + hd=xbt_new(gras_hostdata_t,1); + hd->refcount = 1; + hd->ports = xbt_dynar_new(sizeof(gras_sg_portrec_t),NULL); - if (MSG_host_set_data(MSG_host_self(),(void*)hd) != MSG_OK) { - return unknown_error; - } + memset(hd->proc, 0, sizeof(hd->proc[0]) * XBT_MAX_CHANNEL); + + if (MSG_host_set_data(MSG_host_self(),(void*)hd) != MSG_OK) + THROW0(system_error,0,"Error in MSG_host_set_data()"); + } else { + hd->refcount++; } /* take a free channel for this process */ - for (i=0; iproc[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; + trp_pd = (gras_trp_procdata_t)gras_libdata_by_name("gras_trp"); + for (i=0; iproc[i]; i++); + if (i == XBT_MAX_CHANNEL) + THROW2(system_error,0, + "Can't add a new process on %s, because all channels are already in use. Please increase MAX CHANNEL (which is %d for now) and recompile GRAS.", + MSG_host_get_name(MSG_host_self()),XBT_MAX_CHANNEL); + + trp_pd->chan = i; hd->proc[ i ] = MSG_process_self_PID(); - /* take a free RAW channel for this process */ - for (i=0; iproc[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); + /* regiter it to the ports structure */ + pr.port = -1; + pr.tochan = i; + pr.meas = 0; + xbt_dynar_push(hd->ports,&pr); + + /* take a free meas channel for this process */ + for (i=0; iproc[i]; i++); + if (i == XBT_MAX_CHANNEL) { + THROW2(system_error,0, + "Can't add a new process on %s, because all channels are already in use. Please increase MAX CHANNEL (which is %d for now) and recompile GRAS.", + MSG_host_get_name(MSG_host_self()),XBT_MAX_CHANNEL); } - pd->rawChan = i; + trp_pd->measChan = i; + hd->proc[ i ] = MSG_process_self_PID(); + /* register it to the ports structure */ + prmeas.port = -1; + prmeas.tochan = i; + prmeas.meas = 1; + xbt_dynar_push(hd->ports,&prmeas); + VERB2("Creating process '%s' (%d)", MSG_process_get_name(MSG_process_self()), MSG_process_self_PID()); - return no_error; } -gras_error_t +void gras_process_exit() { gras_hostdata_t *hd=(gras_hostdata_t *)MSG_host_get_data(MSG_host_self()); - gras_process_data_t *pd=(gras_process_data_t *)MSG_process_get_data(MSG_process_self()); + gras_procdata_t *pd=(gras_procdata_t*)MSG_process_get_data(MSG_process_self()); + + gras_msg_procdata_t msg_pd=(gras_msg_procdata_t)gras_libdata_by_name("gras_msg"); + gras_trp_procdata_t trp_pd=(gras_trp_procdata_t)gras_libdata_by_name("gras_trp"); int myPID=MSG_process_self_PID(); - int i; + int cpt; + gras_sg_portrec_t pr; - gras_assert0(hd && pd,"Run gras_process_init!!\n"); + xbt_assert0(hd,"Run gras_process_init (ie, gras_init)!!"); - INFO2("GRAS: Finalizing process '%s' (%d)", + VERB2("GRAS: Finalizing process '%s' (%d)", MSG_process_get_name(MSG_process_self()),MSG_process_self_PID()); - WARNING0("Implement msg queue"); - /* - if (pd->grasMsgQueueLen) { - fprintf(stderr,"GRAS: Warning: process %d terminated, but some queued messages where not handled\n",MSG_process_self_PID()); - } - */ - - for (i=0; i< GRAS_MAX_CHANNEL; i++) - if (myPID == hd->proc[i]) - hd->proc[i] = 0; - - for (i=0; iportLen; i++) { - if (hd->port2chan[ i ] == pd->chan) { - memmove(&(hd->port[i]), &(hd->port[i+1]), (hd->portLen -i -1) * sizeof(int)); - memmove(&(hd->port2chan[i]), &(hd->port2chan[i+1]), (hd->portLen -i -1) * sizeof(int)); - hd->portLen--; - i--; /* counter the effect of the i++ at the end of the iteration */ + if (xbt_dynar_length(msg_pd->msg_queue)) + WARN1("process %d terminated, but some messages are still queued", + MSG_process_self_PID()); + + for (cpt=0; cpt< XBT_MAX_CHANNEL; cpt++) + if (myPID == hd->proc[cpt]) + hd->proc[cpt] = 0; + + xbt_dynar_foreach(hd->ports, cpt, pr) { + if (pr.port == trp_pd->chan || pr.port == trp_pd->measChan) { + xbt_dynar_cursor_rm(hd->ports, &cpt); } } - return no_error; + if ( ! --(hd->refcount)) { + xbt_dynar_free(&hd->ports); + free(hd); + } + gras_procdata_exit(); + free(pd); } /* ************************************************************************** * Process data * **************************************************************************/ -void *gras_userdata_get(void) { - gras_process_data_t *pd=(gras_process_data_t *)MSG_process_get_data(MSG_process_self()); +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!"); + xbt_assert0(pd,"Run gras_process_init! (ie, gras_init)"); - return pd->userdata; + return pd; } -void *gras_userdata_set(void *ud) { - gras_process_data_t *pd=(gras_process_data_t *)MSG_process_get_data(MSG_process_self()); - - gras_assert0(pd,"Run gras_process_init!"); - - pd->userdata = ud; +const char* xbt_procname(void) { + const char *res = NULL; + m_process_t process = MSG_process_self(); + if ((process != NULL) && (process->simdata)) + res = MSG_process_get_name(process); + if (res) + return res; + else + return ""; +} - return pd->userdata; +long int gras_os_getpid(void) { + m_process_t process = MSG_process_self(); + if ((process != NULL) && (process->simdata)) + return (long int)MSG_process_get_PID(MSG_process_self()); + else + return (long int)0; }