+#include "gras/Virtu/virtu_private.h"
+
+XBT_LOG_NEW_SUBCATEGORY(gras_virtu, gras, "Virtualization code");
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(gras_virtu_process, gras_virtu,
+ "Process manipulation code");
+
+/* Functions to handle gras_procdata_t->libdata cells*/
+typedef struct {
+ char *name;
+ pvoid_f_void_t constructor;
+ void_f_pvoid_t destructor;
+} s_gras_procdata_fabric_t, *gras_procdata_fabric_t;
+
+static xbt_dynar_t _gras_procdata_fabrics = NULL; /* content: s_gras_procdata_fabric_t */
+
+static void gras_procdata_fabric_free(void *fab)
+{
+ free(((gras_procdata_fabric_t) fab)->name);
+}
+
+/** @brief declare the functions in charge of creating/destructing the procdata of a module
+ *
+ * This is intended to be called from the gras_<module>_register function.
+ * This returns the module ID you can use for gras_libdata_by_id()
+ */
+int gras_procdata_add(const char *name, pvoid_f_void_t constructor,
+ void_f_pvoid_t destructor)
+{
+
+ gras_procdata_fabric_t fab;
+
+ if (!_gras_procdata_fabrics) {
+ /* create the dynar if needed */
+ _gras_procdata_fabrics = xbt_dynar_new(sizeof(s_gras_procdata_fabric_t),
+ gras_procdata_fabric_free);
+ }
+
+ fab = xbt_dynar_push_ptr(_gras_procdata_fabrics);
+
+ fab->name = xbt_strdup(name);
+ fab->constructor = constructor;
+ fab->destructor = destructor;
+
+ return xbt_dynar_length(_gras_procdata_fabrics) - 1;
+}