/* Task-related bindings to ruby */
-/* Copyright 2010. The SimGrid Team. All right reserved. */
+/* Copyright (c) 2010. The SimGrid Team.
+ * 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. */
XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(ruby);
// Free Method
-void rb_task_free(m_task_t tk) {
- MSG_task_destroy(tk);
+void rb_task_free(m_task_t 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) {
- m_task_t task = MSG_task_create(RSTRING(name)->ptr,NUM2INT(comp_size),NUM2INT(comm_size),NULL);
+VALUE rb_task_new(VALUE class, VALUE name, VALUE comp_size,
+ VALUE comm_size)
+{
+ m_task_t task = MSG_task_create(RSTRING_PTR(name), NUM2INT(comp_size),
+ NUM2INT(comm_size), NULL);
+ rb_data_t data = malloc(sizeof(s_ruby_data_t));
+ data->ruby_task = NULL;
+ data->user_data = NULL;
+ MSG_task_set_data(task, (void *) data);
// Wrap m_task_t to a Ruby Value
return Data_Wrap_Struct(class, 0, rb_task_free, task);
-
}
//Get Computation Size
-VALUE rb_task_comp(VALUE class,VALUE task) {
+VALUE rb_task_comp(VALUE class, VALUE task)
+{
double size;
m_task_t tk;
// Wrap Ruby Value to m_task_t struct
}
//Get Name
-VALUE rb_task_name(VALUE class,VALUE task) {
+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) {
+VALUE rb_task_execute(VALUE class, VALUE task)
+{
// Wrap Ruby Value to m_task_t struct
m_task_t tk;
}
// Sending Task
-void rb_task_send(VALUE class,VALUE task,VALUE mailbox) {
+void rb_task_send(VALUE class, VALUE task, VALUE mailbox)
+{
+ MSG_error_t rv;
+ rb_data_t data;
// Wrap Ruby Value to m_task_t struct
m_task_t tk;
Data_Get_Struct(task, s_m_task_t, tk);
- INFO1("Sending task %p",tk);
- int res = MSG_task_send(tk,RSTRING(mailbox)->ptr);
- if(res != MSG_OK)
- rb_raise(rb_eRuntimeError,"MSG_task_send failed");
+ data = MSG_task_get_data(tk);
+ data->ruby_task = (void *) task;
+ MSG_task_set_data(tk, (void *) data);
+ XBT_DEBUG("Sending task %p", tk);
+ rv = MSG_task_send(tk, RSTRING_PTR(mailbox));
+ 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)
+ 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) {
+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);
+ rb_data_t data = NULL;
+ XBT_DEBUG("Receiving a task on mailbox '%s', store it into %p",
+ RSTRING_PTR(mailbox), &task);
+ MSG_task_receive(ptask, RSTRING_PTR(mailbox));
task = *ptask;
free(ptask);
- return Data_Wrap_Struct(class, 0, rb_task_free, task);
+ data = MSG_task_get_data(task);
+ if (data == NULL)
+ printf("Empty task while receving");
+ return (VALUE) data->ruby_task;
}
// It Return a Native Process ( m_process_t )
-VALUE rb_task_sender(VALUE class,VALUE task) {
+VALUE rb_task_sender(VALUE class, VALUE task)
+{
m_task_t tk;
- Data_Get_Struct(task,s_m_task_t,tk);
+ Data_Get_Struct(task, s_m_task_t, tk);
THROW_UNIMPLEMENTED;
- return 0;//MSG_task_get_sender(tk);
+ return 0; //MSG_task_get_sender(tk);
}
// it return a Host
-VALUE rb_task_source(VALUE class,VALUE task) {
+VALUE rb_task_source(VALUE class, VALUE task)
+{
m_task_t tk;
- Data_Get_Struct(task,s_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");
+ if (!host->data) {
+ rb_raise(rb_eRuntimeError, "MSG_task_get_source() failed");
return Qnil;
}
THROW_UNIMPLEMENTED;
- return 0;//host;
+ return 0; //host;
}
// Return Boolean
-VALUE rb_task_listen(VALUE class,VALUE task,VALUE alias) {
+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;
+ Data_Get_Struct(task, s_m_task_t, tk);
+ p_alias = RSTRING_PTR(alias);
rv = MSG_task_listen(p_alias);
- if(rv) return Qtrue;
+ if (rv)
+ return Qtrue;
return Qfalse;
}
// return Boolean
-VALUE rb_task_listen_host(VALUE class,VALUE task,VALUE alias,VALUE host) {
+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);
-
+ Data_Get_Struct(task, s_m_task_t, tk);
+ Data_Get_Struct(host, s_m_host_t, ht);
+ p_alias = RSTRING_PTR(alias);
+ 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;
+ Data_Get_Struct(task, s_m_task_t, tk);
+ MSG_task_cancel(tk);
+
+}
+
+void rb_task_set_data(VALUE class, VALUE task, VALUE data)
+{
+ m_task_t tk;
+ rb_data_t rb_data;
+ Data_Get_Struct(task, s_m_task_t, tk);
+ rb_data = MSG_task_get_data(tk);
+ rb_data->user_data = (void *) data;
+ MSG_task_set_data(tk, (void *) rb_data);
+
+}
+
+VALUE rb_task_get_data(VALUE class, VALUE task)
+{
+ m_task_t tk;
+ Data_Get_Struct(task, s_m_task_t, tk);
+ rb_data_t rb_data = MSG_task_get_data(tk);
+ if (!rb_data->user_data)
+ XBT_ERROR("the task %s contain no user data", MSG_task_get_name(tk));
+
+ return (VALUE) rb_data->user_data;
+}
+
+VALUE rb_task_has_data(VALUE class, VALUE task)
+{
+ m_task_t tk;
+ Data_Get_Struct(task, s_m_task_t, tk);
+ rb_data_t rb_data = MSG_task_get_data(tk);
+ if (!rb_data->user_data)
+ return Qfalse;
+ return Qtrue;
+}
