-/*
- * Copyright 2010. The SimGrid Team. All right 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.
- */
+/* Task-related bindings to ruby */
+
+/* Copyright 2010. The SimGrid Team. All right 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. */
+
+
#include "bindings/ruby_bindings.h"
+XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(ruby);
+
// Free Method
void rb_task_free(m_task_t tk) {
- MSG_task_destroy(tk);
+ //MSG_task_destroy(tk); ( This cause a bug !! is it really necessary ?!! not really sure !! )
}
// New Method
VALUE rb_task_new(VALUE class, VALUE name,VALUE comp_size,VALUE comm_size) {
- //char * t_name = RSTRING(name)->ptr;
m_task_t task = MSG_task_create(RSTRING(name)->ptr,NUM2INT(comp_size),NUM2INT(comm_size),NULL);
// Wrap m_task_t to a Ruby Value
return Data_Wrap_Struct(class, 0, rb_task_free, task);
}
+// set Data : For the Moment , we will consider Data as asimple String ( char * )
+void rb_task_set_data(VALUE class,VALUE task,VALUE data)
+{
+ const char *str_data = RSTRING(data)->ptr;
+ m_task_t tk;
+ Data_Get_Struct(task, s_m_task_t, tk);
+ tk->data = (void*)str_data;
+
+}
+
+// get Data
+VALUE rb_task_get_data(VALUE class,VALUE task)
+{
+ m_task_t tk;
+ Data_Get_Struct(task, s_m_task_t, tk);
+ return rb_str_new2(tk->data);
+
+}
+
+
//Get Computation Size
VALUE rb_task_comp(VALUE class,VALUE task) {
double size;
//Get Name
VALUE rb_task_name(VALUE class,VALUE task) {
-
+
// Wrap Ruby Value to m_task_t struct
- m_task_t tk;
+ m_task_t tk;
Data_Get_Struct(task, s_m_task_t, tk);
return rb_str_new2(MSG_task_get_name(tk));
}
// Execute Task
VALUE rb_task_execute(VALUE class,VALUE task) {
-
+
// Wrap Ruby Value to m_task_t struct
m_task_t tk;
Data_Get_Struct(task, s_m_task_t, tk);
// Sending Task
void rb_task_send(VALUE class,VALUE task,VALUE mailbox) {
-
+
+ MSG_error_t rv;
// Wrap Ruby Value to m_task_t struct
m_task_t tk;
Data_Get_Struct(task, s_m_task_t, tk);
- int res = MSG_task_send(tk,RSTRING(mailbox)->ptr);
- if(res != MSG_OK)
- rb_raise(rb_eRuntimeError,"MSG_task_send failed");
+ INFO1("Sending task %p",tk);
+ rv = MSG_task_send(tk,RSTRING(mailbox)->ptr);
+ if(rv != MSG_OK)
+ {
+ if (rv == MSG_TRANSFER_FAILURE )
+ rb_raise(rb_eRuntimeError,"Transfer failure while Sending");
+ else if ( rv == MSG_HOST_FAILURE )
+ rb_raise(rb_eRuntimeError,"Host failure while Sending");
+ else if ( rv == MSG_TIMEOUT_FAILURE )
+ rb_raise(rb_eRuntimeError,"Timeout failure while Sending");
+ else
+ rb_raise(rb_eRuntimeError,"MSG_task_send failed");
+ }
}
// Receiving Task (returns a Task)
-VALUE rb_task_receive(VALUE class,VALUE mailbox) {
- // Task
- m_task_t task = NULL;
- MSG_task_receive(&task,RSTRING(mailbox)->ptr);
+VALUE rb_task_receive(VALUE class, VALUE mailbox) {
+ // We must put the location where we copy the task
+ // pointer to on the heap, because the stack may move
+ // during the context switches (damn ruby internals)
+ m_task_t *ptask = malloc(sizeof(m_task_t));
+ m_task_t task;
+ *ptask = NULL;
+ INFO2("Receiving a task on mailbox '%s', store it into %p",RSTRING(mailbox)->ptr,&task);
+ MSG_task_receive(ptask,RSTRING(mailbox)->ptr);
+ task = *ptask;
+ free(ptask);
return Data_Wrap_Struct(class, 0, rb_task_free, task);
}
-// Recieve Task 2
-// Not Appreciated
-void rb_task_receive2(VALUE class,VALUE task,VALUE mailbox) {
- m_task_t tk;
- Data_Get_Struct(task, s_m_task_t, tk);
- MSG_task_receive(&tk,RSTRING(mailbox)->ptr);
-}
-
// It Return a Native Process ( m_process_t )
VALUE rb_task_sender(VALUE class,VALUE task) {
m_task_t tk;
VALUE rb_task_source(VALUE class,VALUE task) {
m_task_t tk;
Data_Get_Struct(task,s_m_task_t,tk);
-
+
m_host_t host = MSG_task_get_source(tk);
if(!host->data) {
rb_raise(rb_eRuntimeError,"MSG_task_get_source() failed");
// Return Boolean
VALUE rb_task_listen(VALUE class,VALUE task,VALUE alias) {
- m_task_t tk;
- const char *p_alias;
- int rv;
-
- Data_Get_Struct(task,s_m_task_t,tk);
- p_alias = RSTRING(alias)->ptr;
-
- rv = MSG_task_listen(p_alias);
-
- if(rv) return Qtrue;
-
- return Qfalse;
+ m_task_t tk;
+ const char *p_alias;
+ int rv;
+
+ Data_Get_Struct(task,s_m_task_t,tk);
+ p_alias = RSTRING(alias)->ptr;
+
+ rv = MSG_task_listen(p_alias);
+
+ if(rv) return Qtrue;
+
+ return Qfalse;
}
// return Boolean
VALUE rb_task_listen_host(VALUE class,VALUE task,VALUE alias,VALUE host) {
+
+ m_task_t tk;
+ m_host_t ht;
+ const char *p_alias;
+ int rv;
+
+ Data_Get_Struct(task,s_m_task_t,tk);
+ Data_Get_Struct(host,s_m_host_t,ht);
+ p_alias = RSTRING(alias)->ptr;
+
+ rv = MSG_task_listen_from_host(p_alias,ht);
+
+ if (rv)
+ return Qtrue;
+ return Qfalse;
+}
+
+
+// Set Priority
+void rb_task_set_priority(VALUE class,VALUE task,VALUE priority)
+{
+
+ m_task_t tk;
+ double prt = NUM2DBL(priority);
+ Data_Get_Struct(task,s_m_task_t,tk);
+ MSG_task_set_priority(tk,prt);
+}
+
+// Cancel
+void rb_task_cancel(VALUE class,VALUE task)
+{
m_task_t tk;
- m_host_t ht;
- const char *p_alias;
- int rv;
-
Data_Get_Struct(task,s_m_task_t,tk);
- Data_Get_Struct(host,s_m_host_t,ht);
- p_alias = RSTRING(alias)->ptr;
-
- rv = MSG_task_listen_from_host(p_alias,ht);
-
- if (rv)
- return Qtrue;
- return Qfalse;
+ MSG_task_cancel(tk);
+
}
-