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. */
9 #include "xbt/function_types.h"
10 #include "xbt/sysdep.h"
12 #include "xbt/asserts.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 int smx_ctx_ruby_factory_finalize(smx_context_factory_t *factory);
23 static void smx_ctx_ruby_free(smx_context_t context);
24 static void smx_ctx_ruby_stop(smx_context_t context);
25 static void smx_ctx_ruby_suspend(smx_context_t context);
26 static void smx_ctx_ruby_resume(smx_context_t new_context);
27 static void smx_ctx_ruby_wrapper(void);
30 void SIMIX_ctx_ruby_factory_init(smx_context_factory_t *factory) {
31 *factory = xbt_new0(s_smx_context_factory_t,1);
33 (*factory)->create_context = smx_ctx_ruby_create_context;
34 (*factory)->finalize = smx_ctx_ruby_factory_finalize;
35 (*factory)->free = smx_ctx_ruby_free;
36 (*factory)->stop = smx_ctx_ruby_stop;
37 (*factory)->suspend = smx_ctx_ruby_suspend;
38 (*factory)->resume = smx_ctx_ruby_resume;
39 (*factory)->name = "smx_ruby_context_factory";
44 static int smx_ctx_ruby_factory_finalize(smx_context_factory_t *factory) {
51 smx_ctx_ruby_create_context(xbt_main_func_t code,int argc,char** argv,
52 void_f_pvoid_t cleanup_func,void* cleanup_arg) {
54 smx_ctx_ruby_t context = xbt_new0(s_smx_ctx_ruby_t,1);
56 /* if the user provided a function for the process , then use it
57 Otherwise it's the context for maestro */
59 context->super.cleanup_func = cleanup_func;
60 context->super.cleanup_arg = cleanup_arg;
61 context->process = (VALUE)code;
62 context->super.argc=argc;
63 context->super.argv=argv;
65 DEBUG1("smx_ctx_ruby_create_context(%s)...Done",argv[0]);
67 return (smx_context_t) context;
71 static void smx_ctx_ruby_free(smx_context_t context) {
74 DEBUG1("smx_ctx_ruby_free_context(%p)",context);
77 for (i = 0; i < context->argc; i++)
79 free(context->argv[i]);
88 static void smx_ctx_ruby_stop(smx_context_t context) {
89 DEBUG0("smx_ctx_ruby_stop()");
91 smx_ctx_ruby_t ctx_ruby,current;
93 if ( context->cleanup_func)
94 (*(context->cleanup_func)) (context->cleanup_arg);
96 ctx_ruby = (smx_ctx_ruby_t) context;
98 if ( simix_global->current_process->iwannadie ) {
99 if( ctx_ruby->process ) {
101 //if the Ruby Process still Alive ,let's Schedule it
102 if ( rb_process_isAlive( ctx_ruby->process ) ) {
104 current = (smx_ctx_ruby_t)simix_global->current_process->context;
105 rb_process_schedule(current->process);
106 process = ctx_ruby->process;
107 // interupt/kill The Ruby Process
108 rb_process_kill_up(process);
113 if (ctx_ruby->process)
114 ctx_ruby->process = Qnil;
119 static void smx_ctx_ruby_suspend(smx_context_t context) {
121 DEBUG1("smx_ctx_ruby_suspend(%s)",context->argv[0]);
122 smx_ctx_ruby_t ctx_ruby = (smx_ctx_ruby_t) context;
123 if (ctx_ruby->process)
124 rb_process_unschedule(ctx_ruby->process);
127 static void smx_ctx_ruby_resume(smx_context_t new_context) {
128 DEBUG1("smx_ctx_ruby_resume(%s)",
129 (new_context->argc?new_context->argv[0]:"maestro"));
131 smx_ctx_ruby_t ctx_ruby = (smx_ctx_ruby_t) new_context;
132 rb_process_schedule(ctx_ruby->process);