#include "simgrid/s4u/host.hpp"
#include "src/msg/msg_private.h"
+#include <numeric>
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(msg_io, msg, "Logging specific to MSG (io)");
+SG_BEGIN_DECL()
+
/** @addtogroup msg_file
* (#msg_file_t) and the functions for managing it.
*
xbt_dynar_free_container(&info);
}
+static int MSG_host_get_file_descriptor_id(msg_host_t host)
+{
+ simgrid::MsgHostExt* priv = host->extension<simgrid::MsgHostExt>();
+ if (priv->file_descriptor_table == nullptr) {
+ priv->file_descriptor_table = new std::vector<int>(sg_storage_max_file_descriptors);
+ std::iota(priv->file_descriptor_table->rbegin(), priv->file_descriptor_table->rend(), 0); // Fill with ..., 1, 0.
+ }
+ xbt_assert(!priv->file_descriptor_table->empty(), "Too much files are opened! Some have to be closed.");
+ int desc = priv->file_descriptor_table->back();
+ priv->file_descriptor_table->pop_back();
+ return desc;
+}
+
+static void MSG_host_release_file_descriptor_id(msg_host_t host, int id)
+{
+ host->extension<simgrid::MsgHostExt>()->file_descriptor_table->push_back(id);
+}
+
/** \ingroup msg_file
*
* \brief Set the user data of a #msg_file_t.
priv->fullpath = xbt_strdup(fullpath);
priv->simdata = xbt_new0(s_simdata_file_t,1);
priv->simdata->smx_file = simcall_file_open(fullpath, MSG_host_self());
- priv->desc_id = __MSG_host_get_file_descriptor_id(MSG_host_self());
+ priv->desc_id = MSG_host_get_file_descriptor_id(MSG_host_self());
name = bprintf("%s:%s:%d", priv->fullpath, MSG_host_self()->cname(), priv->desc_id);
int res = simcall_file_close(priv->simdata->smx_file, MSG_host_self());
name = bprintf("%s:%s:%d", priv->fullpath, MSG_host_self()->cname(), priv->desc_id);
- __MSG_host_release_file_descriptor_id(MSG_host_self(), priv->desc_id);
+ MSG_host_release_file_descriptor_id(MSG_host_self(), priv->desc_id);
xbt_lib_unset(file_lib, name, MSG_FILE_LEVEL, 1);
xbt_free(name);
return res;
msg_storage_priv_t priv = MSG_storage_priv(storage);
return priv->hostname;
}
+
+SG_END_DECL()