1 /* context_Ruby - implementation of context switching with/for ruby */
3 /* Copyright (c) 2010, the SimGrid team. All right reserved. */
5 /* This program is free software; you can redistribute it and/or modify it
6 * under the terms of the license (GNU LGPL) which comes with this package. */
8 #include "xbt/function_types.h"
9 #include "xbt/sysdep.h"
11 #include "xbt/asserts.h"
13 #include "smx_context_private.h"
14 #include "bindings/ruby_bindings.h"
16 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(ruby);
19 smx_ctx_ruby_create_context(xbt_main_func_t code,int argc,char** argv,
20 void_f_pvoid_t cleanup_func,void *cleanup_arg);
22 static void smx_ctx_ruby_free(smx_context_t context);
23 static void smx_ctx_ruby_stop(smx_context_t context);
24 static void smx_ctx_ruby_suspend(smx_context_t context);
25 static void smx_ctx_ruby_resume(smx_context_t new_context);
26 static void smx_ctx_ruby_wrapper(void);
29 void SIMIX_ctx_ruby_factory_init(smx_context_factory_t *factory) {
30 smx_ctx_base_factory_init(factory);
32 (*factory)->create_context = smx_ctx_ruby_create_context;
33 /* Do not overload that method (*factory)->finalize */
34 (*factory)->free = smx_ctx_ruby_free;
35 (*factory)->stop = smx_ctx_ruby_stop;
36 (*factory)->suspend = smx_ctx_ruby_suspend;
37 (*factory)->resume = smx_ctx_ruby_resume;
38 (*factory)->name = "smx_ruby_context_factory";
44 smx_ctx_ruby_create_context(xbt_main_func_t code,int argc,char** argv,
45 void_f_pvoid_t cleanup_func,void* cleanup_arg) {
47 smx_ctx_ruby_t context = (smx_ctx_ruby_t)smx_ctx_base_factory_create_context_sized
48 (sizeof(s_smx_ctx_ruby_t), code,argc,argv,cleanup_func,cleanup_arg);
50 /* if the user provided a function for the process , then use it
51 Otherwise it's the context for maestro */
53 context->process = (VALUE)code;
55 DEBUG1("smx_ctx_ruby_create_context(%s)...Done",argv[0]);
57 return (smx_context_t) context;
60 static void smx_ctx_ruby_free(smx_context_t context) {
62 DEBUG1("smx_ctx_ruby_free_context(%p)",context);
64 smx_ctx_base_free(context);
67 static void smx_ctx_ruby_stop(smx_context_t context) {
68 DEBUG0("smx_ctx_ruby_stop()");
70 smx_ctx_ruby_t ctx_ruby,current;
72 if ( context->cleanup_func)
73 (*(context->cleanup_func)) (context->cleanup_arg);
75 ctx_ruby = (smx_ctx_ruby_t) context;
77 if ( simix_global->current_process->iwannadie ) {
78 if( ctx_ruby->process ) {
80 //if the Ruby Process still Alive ,let's Schedule it
81 if ( rb_process_isAlive( ctx_ruby->process ) ) {
83 current = (smx_ctx_ruby_t)simix_global->current_process->context;
84 rb_process_schedule(current->process);
85 process = ctx_ruby->process;
86 // interupt/kill The Ruby Process
87 rb_process_kill_up(process);
92 if (ctx_ruby->process)
93 ctx_ruby->process = Qnil;
98 static void smx_ctx_ruby_suspend(smx_context_t context) {
100 DEBUG1("smx_ctx_ruby_suspend(%s)",context->argv[0]);
101 smx_ctx_ruby_t ctx_ruby = (smx_ctx_ruby_t) context;
102 if (ctx_ruby->process)
103 rb_process_unschedule(ctx_ruby->process);
106 static void smx_ctx_ruby_resume(smx_context_t new_context) {
107 DEBUG1("smx_ctx_ruby_resume(%s)",
108 (new_context->argc?new_context->argv[0]:"maestro"));
110 smx_ctx_ruby_t ctx_ruby = (smx_ctx_ruby_t) new_context;
111 rb_process_schedule(ctx_ruby->process);