static int Task_send(lua_State * L)
{
//stackDump("send ",L);
- m_task_t tk = checkTask(L, -2);
- const char *mailbox = luaL_checkstring(L, -1);
+ m_task_t tk = checkTask(L, 1);
+ const char *mailbox = luaL_checkstring(L, 2);
lua_pop(L, 1); // remove the string so that the task is on top of it
MSG_task_set_data(tk, L); // Copy my stack into the task, so that the receiver can copy the lua task directly
MSG_error_t res = MSG_task_send(tk, mailbox);
if (res != MSG_OK)
switch (res) {
case MSG_TIMEOUT:
- XBT_ERROR("MSG_task_send failed : Timeout");
+ XBT_DEBUG("MSG_task_send failed : Timeout");
break;
case MSG_TRANSFER_FAILURE:
- XBT_ERROR("MSG_task_send failed : Transfer Failure");
+ XBT_DEBUG("MSG_task_send failed : Transfer Failure");
break;
case MSG_HOST_FAILURE:
- XBT_ERROR("MSG_task_send failed : Host Failure ");
+ XBT_DEBUG("MSG_task_send failed : Host Failure ");
break;
default:
XBT_ERROR
return 0;
}
-static int Task_recv(lua_State * L)
+static int Task_recv_with_timeout(lua_State *L)
{
m_task_t tk = NULL;
- const char *mailbox = luaL_checkstring(L, -1);
- MSG_error_t res = MSG_task_receive(&tk, mailbox);
-
- lua_State *sender_stack = MSG_task_get_data(tk);
- lua_xmove(sender_stack, L, 1); // copy the data directly from sender's stack
- MSG_task_set_data(tk, NULL);
-
- if (res != MSG_OK)
+ const char *mailbox = luaL_checkstring(L, -2);
+ int timeout = luaL_checknumber(L, -1);
+ MSG_error_t res = MSG_task_receive_with_timeout(&tk, mailbox, timeout);
+
+ if (res == MSG_OK) {
+ lua_State *sender_stack = MSG_task_get_data(tk);
+ lua_xmove(sender_stack, L, 1); // copy the data directly from sender's stack
+ MSG_task_set_data(tk, NULL);
+ }
+ else {
switch (res) {
case MSG_TIMEOUT:
- XBT_ERROR("MSG_task_receive failed : Timeout");
+ XBT_DEBUG("MSG_task_receive failed : Timeout");
break;
case MSG_TRANSFER_FAILURE:
- XBT_ERROR("MSG_task_receive failed : Transfer Failure");
+ XBT_DEBUG("MSG_task_receive failed : Transfer Failure");
break;
case MSG_HOST_FAILURE:
- XBT_ERROR("MSG_task_receive failed : Host Failure ");
+ XBT_DEBUG("MSG_task_receive failed : Host Failure ");
break;
default:
- XBT_ERROR
- ("MSG_task_receive failed : Unexpected error , please report this bug");
+ XBT_ERROR("MSG_task_receive failed : Unexpected error , please report this bug");
break;
}
+ lua_pushnil(L);
+ }
+ return 1;
+}
+
+static int Task_recv(lua_State * L)
+{
+ lua_pushnumber(L, -1.0);
+ return Task_recv_with_timeout(L);
+}
+/**
+ * Static Binding for the Splay method event.sleep :
+ * it uses MSG_task_irecv with MSG_comm_wait
+ *
+static int Task_splay_irecv(lua_State *L)
+{
+ m_task_t task = NULL;
+ msg_comm_t comm = NULL; // current communication to receive
+ const char *mailbox = luaL_checkstring(L, -2);
+ double timeout = luaL_checknumber(L, -1);
+ comm = MSG_task_irecv(&task, mailbox);
+ MSG_comm_wait(comm, timeout);
+ if (MSG_comm_get_status(comm) == MSG_OK)
+ {
+ XBT_DEBUG("Task_splay_irecv: Received task %s", MSG_task_get_name(task));
+ lua_State *sender_stack = MSG_task_get_data(task);
+ lua_xmove(sender_stack, L, 1); // move the data directly from the sender's stack
+ MSG_task_set_data(task, NULL);
+ }
+ else {
+ XBT_DEBUG("Task_splay_irecv: Timeout!");
+ lua_pushnil(L);
+ }
+ MSG_comm_destroy(comm);
return 1;
}
+static int Task_splay_isend(lua_State *L)
+{
+ m_task_t tk = checkTask(L, 1);
+ const char *mailbox = luaL_checkstring(L, 2);
+ lua_pop(L, 1); // remove the string from the stack so that the task is on top of it
+ MSG_task_set_data(tk, L); // copy my stack onto the task, so that the receiver can get the lua task directly
+ MSG_task_isend(tk, mailbox);
+
+ return 1;
+}
+*/
+
static const luaL_reg Task_methods[] = {
{"new", Task_new},
{"name", Task_get_name},
{"destroy", Task_destroy},
{"send", Task_send},
{"recv", Task_recv},
- {0, 0}
+ {"recv_timeout", Task_recv_with_timeout},
+/*
+ {"splay_recv", Task_splay_irecv},
+ {"iSend", Task_splay_isend},
+*/
+ {NULL, NULL}
};
static int Task_gc(lua_State * L)
static const luaL_reg Task_meta[] = {
{"__gc", Task_gc},
{"__tostring", Task_tostring},
- {0, 0}
+ {NULL, NULL}
};
/**
XBT_DEBUG("Getting Host from name...");
m_host_t msg_host = MSG_get_host_by_name(name);
if (!msg_host) {
- luaL_error(L, "null Host : MSG_get_host_by_name failled");
+ luaL_error(L, "null Host : MSG_get_host_by_name failed");
}
lua_newtable(L); /* create a table, put the userdata on top of it */
m_host_t *lua_host = (m_host_t *) lua_newuserdata(L, sizeof(m_host_t));
static int Host_self(lua_State * L)
{
- m_host_t host = MSG_host_self();
- lua_newtable(L);
- m_host_t *lua_host =(m_host_t *)lua_newuserdata(L,sizeof(m_host_t));
- *lua_host = host;
- luaL_getmetatable(L, HOST_MODULE_NAME);
- lua_setmetatable(L, -2);
- lua_setfield(L, -2, "__simgrid_host");
- return 1;
+ m_host_t host = MSG_host_self();
+ lua_newtable(L);
+ m_host_t *lua_host =(m_host_t *)lua_newuserdata(L,sizeof(m_host_t));
+ *lua_host = host;
+ luaL_getmetatable(L, HOST_MODULE_NAME);
+ lua_setmetatable(L, -2);
+ lua_setfield(L, -2, "__simgrid_host");
+ return 1;
}
return 1;
}
+static int Host_sleep(lua_State *L)
+{
+ int time = luaL_checknumber(L, -1);
+ MSG_process_sleep(time);
+ return 1;
+}
+
+static int Host_destroy(lua_State *L)
+{
+ m_host_t ht = checkHost(L, -1);
+ __MSG_host_destroy(ht);
+ return 1;
+}
+
/* ********************************************************************************* */
/* lua_stub_generator functions */
/* ********************************************************************************* */
lua_pop(L, 1);
//add to the process list
xbt_dynar_push(process_list, &process);
-
return 0;
-
}
{"number", Host_number},
{"at", Host_at},
{"self",Host_self},
- {"getPropValue",Host_get_property_value},
+ {"getPropValue", Host_get_property_value},
+ {"sleep", Host_sleep},
+ {"destroy",Host_destroy},
// Bypass XML Methods
{"setFunction", console_set_function},
+ {"setProperty", console_host_set_property},
{0, 0}
};
static int run_lua_code(int argc, char **argv)
{
- XBT_INFO("Run lua code %s", argv[0]);
+ XBT_DEBUG("Run lua code %s", argv[0]);
lua_State *L = lua_newthread(simgrid_lua_state);
- int ref = luaL_ref(simgrid_lua_state, LUA_REGISTRYINDEX); // protect the thread from being garbage collected
+ int ref = luaL_ref(simgrid_lua_state, LUA_REGISTRYINDEX); /* protect the thread from being garbage collected */
int res = 1;
- /* Start the co-routine */
+ /* start the co-routine */
lua_getglobal(L, argv[0]);
- xbt_assert1(lua_isfunction(L, -1),
+ xbt_assert(lua_isfunction(L, -1),
"The lua function %s does not seem to exist", argv[0]);
- // push arguments onto the stack
+ /* push arguments onto the stack */
int i;
for (i = 1; i < argc; i++)
lua_pushstring(L, argv[i]);
- // Call the function (in resume)
+ /* call the function */
int err;
err = lua_pcall(L, argc - 1, 1, 0);
- xbt_assert2(err == 0, "error running function `%s': %s", argv[0],
+ xbt_assert(err == 0, "error running function `%s': %s", argv[0],
lua_tostring(L, -1));
/* retrieve result */
res = lua_tonumber(L, -1);
lua_pop(L, 1); /* pop returned value */
}
- // cleanups
+
+ /* cleanups */
luaL_unref(simgrid_lua_state, LUA_REGISTRYINDEX, ref);
XBT_DEBUG("Execution of lua code %s is over", (argv ? argv[0] : "(null)"));
return res;
if (lua_isnil(L, -1)) {
done = 1;
} else {
- xbt_assert1(lua_isstring(L, -1),
+ xbt_assert(lua_isstring(L, -1),
"argv[%d] got from lua is no string", argc - 1);
- xbt_assert2(argc < LUA_MAX_ARGS_COUNT,
+ xbt_assert(argc < LUA_MAX_ARGS_COUNT,
"Too many arguments, please increase LUA_MAX_ARGS_COUNT in %s before recompiling SimGrid if you insist on having more than %d args on command line",
__FILE__, LUA_MAX_ARGS_COUNT - 1);
argv[argc - 1] = (char *) luaL_checkstring(L, -1);
luaL_newmetatable(L, AS_MODULE_NAME);
lua_pop(L, 1);
-
-
- /*register the Tracing functions to lua */
+ /* register the Tracing functions to lua */
luaL_openlib(L, TRACE_MODULE_NAME, Trace_methods, 0);
luaL_newmetatable(L, TRACE_MODULE_NAME);
lua_pop(L, 1);