2 * Copyright 2010. The SimGrid Team. All right reserved.
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package.
7 #include "bindings/ruby_bindings.h"
8 #include "surf/surfxml_parse.h"
9 #include "msg/private.h" /* s_simdata_process_t FIXME: don't mess with MSG internals that way */
11 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(ruby);
13 // Used to instanciate the Process
16 static VALUE function_name;
17 static VALUE host_name;
19 static VALUE rb_process_instance(VALUE fct_name,VALUE arguments,VALUE properties) {
22 char * p_className = RSTRING(fct_name)->ptr; // name of process is the one of the class
23 return rb_funcall(rb_const_get(rb_cObject, rb_intern(p_className)),rb_intern("new"),3,fct_name,arguments,properties);
26 // FIXME: don't mess with MSG internals here, use MSG_process_create_with_arguments()
27 static void rb_process_create_with_args(VALUE fct_name,VALUE arguments,VALUE properties,VALUE ht_name) {
29 VALUE ruby_process = rb_process_instance(fct_name,arguments,properties);
30 m_process_t process; // Native Process to Create
31 const char * name ; // Name of C Native Processs
35 rb_raise(rb_eRuntimeError,"Internal error: Process name cannot be NULL");
36 name = RSTRING(fct_name)->ptr;
37 DEBUG1("Create native process %s",name);
39 // Allocate the data for the simulation
40 process = xbt_new0(s_m_process_t,1);
41 process->simdata = xbt_new0(s_simdata_process_t,1);
42 // Bind The Ruby Process instance to The Native Process
43 rb_process_bind(ruby_process,process);
44 process->name = xbt_strdup(name);
46 m_host_t host = MSG_get_host_by_name(RSTRING(ht_name)->ptr);
47 process->simdata->m_host = host;
49 if(!(process->simdata->m_host)) { // Not Binded
50 free(process->simdata);
53 rb_raise(rb_eRuntimeError,"Host not bound while creating native process");
56 process->simdata->PID = msg_global->PID++;
58 DEBUG7("fill in process %s/%s (pid=%d) %p (sd=%p , host=%p, host->sd=%p)",
59 process->name , process->simdata->m_host->name,process->simdata->PID,
60 process,process->simdata, process->simdata->m_host,
61 process->simdata->m_host->simdata);
63 /* FIXME: that's mainly for debugging. We could only allocate this if XBT_LOG_ISENABLED(ruby,debug) is true since I guess this leaks */
64 char **argv=xbt_new(char*,2);
65 argv[0] = bprintf("%s@%s",process->name,process->simdata->m_host->simdata->smx_host->name);
67 process->simdata->s_process =
68 SIMIX_process_create(process->name,
69 (xbt_main_func_t)ruby_process,
71 process->simdata->m_host->simdata->smx_host->name,
74 DEBUG1("context created (s_process=%p)",process->simdata->s_process);
76 if (SIMIX_process_self()) { // SomeOne Created Me !!
77 process->simdata->PPID = MSG_process_get_PID(SIMIX_process_self()->data);
79 process->simdata->PPID = -1;
81 process->simdata->last_errno = MSG_OK;
82 // let's Add the Process to the list of the Simulation's Processes
83 xbt_fifo_unshift(msg_global->process_list,process);
87 void rb_application_handler_on_start_document(void) {
90 args = rb_ary_new(); // Max lenght = 16 !!
95 void rb_application_handler_on_end_document(void) {
103 void rb_application_handler_on_begin_process(void) {
105 host_name = rb_str_new2(A_surfxml_process_host);
106 function_name = rb_str_new2(A_surfxml_process_function);
108 args = rb_ary_new(); // Max lenght = 16 ?!
113 void rb_application_handler_on_process_arg(void) {
115 VALUE arg = rb_str_new2(A_surfxml_argument_value);
116 rb_ary_push(args,arg);
119 void rb_application_handler_on_property(void) {
121 VALUE id = rb_str_new2(A_surfxml_prop_id);
122 VALUE val = rb_str_new2(A_surfxml_prop_value);
123 int i_id = NUM2INT (id);
124 rb_ary_store(prop,i_id,val);
128 void rb_application_handler_on_end_process(void) {
130 rb_process_create_with_args(function_name,args,prop,host_name);