X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/2539fff313cbd67c45b8490f7961e45e358d9ba2..cd788aeedfc7d5a038af21bf23ef34771e9a59cd:/src/gras/Virtu/sg_process.c diff --git a/src/gras/Virtu/sg_process.c b/src/gras/Virtu/sg_process.c index cb89350825..e736fa33bd 100644 --- a/src/gras/Virtu/sg_process.c +++ b/src/gras/Virtu/sg_process.c @@ -2,94 +2,102 @@ /* 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 "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 */ -XBT_LOG_EXTERNAL_CATEGORY(process); -XBT_LOG_DEFAULT_CATEGORY(process); +XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(gras_virtu_process); -xbt_error_t +void gras_process_init() { - xbt_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; + gras_procdata_t *pd=xbt_new(gras_procdata_t,1); + gras_trp_procdata_t trp_pd; + gras_sg_portrec_t prmeas,pr; int i; - pd=xbt_new(gras_procdata_t,1); - if (MSG_process_set_data(MSG_process_self(),(void*)pd) != MSG_OK) - return unknown_error; + THROW0(system_error,0,"Error in MSG_process_set_data()"); + gras_procdata_init(); if (!hd) { + /* 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); memset(hd->proc, 0, sizeof(hd->proc[0]) * XBT_MAX_CHANNEL); if (MSG_host_set_data(MSG_host_self(),(void*)hd) != MSG_OK) - return unknown_error; + THROW0(system_error,0,"Error in MSG_host_set_data()"); + } else { + hd->refcount++; } /* take a free channel for this process */ + trp_pd = (gras_trp_procdata_t)gras_libdata_by_name("gras_trp"); for (i=0; iproc[i]; i++); if (i == XBT_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.", + 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->chan = i; + trp_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; + pr.meas = 0; xbt_dynar_push(hd->ports,&pr); - /* take a free RAW channel for this process */ + /* take a free meas channel for this process */ for (i=0; iproc[i]; i++); if (i == XBT_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.", + 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(); - /* regiter it to the ports structure */ - prraw.port = -1; - prraw.tochan = i; - prraw.raw = 1; - xbt_dynar_push(hd->ports,&prraw); + /* 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; } -xbt_error_t +void gras_process_exit() { gras_hostdata_t *hd=(gras_hostdata_t *)MSG_host_get_data(MSG_host_self()); - gras_procdata_t *pd=gras_procdata_get(); + 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 cpt; gras_sg_portrec_t pr; - xbt_assert0(hd && pd,"Run gras_process_init!!"); + 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()); - if (xbt_dynar_length(pd->msg_queue)) + if (xbt_dynar_length(msg_pd->msg_queue)) WARN1("process %d terminated, but some messages are still queued", MSG_process_self_PID()); @@ -98,12 +106,17 @@ gras_process_exit() { hd->proc[cpt] = 0; xbt_dynar_foreach(hd->ports, cpt, pr) { - if (pr.port == pd->chan || pr.port == pd->rawChan) { + 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); } /* ************************************************************************** @@ -114,8 +127,26 @@ gras_procdata_t *gras_procdata_get(void) { gras_procdata_t *pd= (gras_procdata_t *)MSG_process_get_data(MSG_process_self()); - xbt_assert0(pd,"Run gras_process_init!"); + xbt_assert0(pd,"Run gras_process_init! (ie, gras_init)"); return pd; } +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 ""; +} + +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; +}