X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/6de03ecc4e630732984a0673512a5d15fd75e270..d986e6476b81a3ea909bf5d6e86e392cc00192f1:/src/xbt/automaton/automaton.c

diff --git a/src/xbt/automaton/automaton.c b/src/xbt/automaton/automaton.c
index 5c63609816..35a829f467 100644
--- a/src/xbt/automaton/automaton.c
+++ b/src/xbt/automaton/automaton.c
@@ -1,6 +1,6 @@
 /* automaton - representation of büchi automaton */
 
-/* Copyright (c) 2011-2014. The SimGrid Team.
+/* Copyright (c) 2011-2015. The SimGrid Team.
  * All rights reserved.                                                     */
 
 /* This program is free software; you can redistribute it and/or modify it
@@ -9,6 +9,17 @@
 #include "xbt/automaton.h"
 #include <stdio.h> /* printf */
 
+struct xbt_automaton_propositional_symbol{
+  char* pred;
+  /** Callback used to evaluate the value of the symbol */
+  int (*callback)(void*);
+  /** Additional data for the callback.
+      Alternatively it can be used as a pointer to the data. */
+  void* data;
+  //** Optional callback used to free the data field */
+  void (*free_function)(void*);
+};
+
 xbt_automaton_t xbt_automaton_new(){
   xbt_automaton_t automaton = NULL;
   automaton = xbt_new0(struct xbt_automaton, 1);
@@ -22,7 +33,7 @@ xbt_automaton_state_t xbt_automaton_state_new(xbt_automaton_t a, int type, char*
   xbt_automaton_state_t state = NULL;
   state = xbt_new0(struct xbt_automaton_state, 1);
   state->type = type;
-  state->id = strdup(id);
+  state->id = xbt_strdup(id);
   state->in = xbt_dynar_new(sizeof(xbt_automaton_transition_t), xbt_automaton_transition_free_voidp);
   state->out = xbt_dynar_new(sizeof(xbt_automaton_transition_t), xbt_automaton_transition_free_voidp); 
   xbt_dynar_push(a->states, &state);
@@ -74,7 +85,7 @@ xbt_automaton_exp_label_t xbt_automaton_exp_label_new(int type, ...){
   }
   case 3 :{
     char* p = va_arg(ap, char*);
-    label->u.predicat = strdup(p);
+    label->u.predicat = xbt_strdup(p);
     break;
   }
   }
@@ -138,24 +149,22 @@ xbt_automaton_state_t xbt_automaton_state_exists(xbt_automaton_t a, char *id){
 }
 
 void xbt_automaton_display(xbt_automaton_t a){
-  unsigned int cursor = 0;
+  unsigned int cursor;
   xbt_automaton_state_t state = NULL;
 
-  printf("\n\nEtat courant : %s\n", a->current_state->id);
+  printf("\n\nCurrent state: %s\n", a->current_state->id);
 
-  printf("\nListe des états : %lu\n\n", xbt_dynar_length(a->states));
+  printf("\nStates' List: %lu\n\n", xbt_dynar_length(a->states));
  
   
-  xbt_dynar_foreach(a->states, cursor, state){
-    printf("ID : %s, type : %d\n", state->id, state->type);
-  }
+  xbt_dynar_foreach(a->states, cursor, state)
+    printf("ID: %s, type: %d\n", state->id, state->type);
 
-  cursor=0;
-  xbt_automaton_transition_t transition = NULL;
-  printf("\nListe des transitions : %lu\n\n", xbt_dynar_length(a->transitions));
+  xbt_automaton_transition_t transition;
+  printf("\nTransitions: %lu\n\n", xbt_dynar_length(a->transitions));
   
   xbt_dynar_foreach(a->transitions, cursor, transition){
-    printf("label :");
+    printf("label:");
     xbt_automaton_exp_label_display(transition->label);
     printf(", %s -> %s\n", transition->src->id, transition->dst->id);
   }
@@ -197,15 +206,72 @@ xbt_automaton_state_t xbt_automaton_get_current_state(xbt_automaton_t a){
   return a->current_state;
 }
 
-xbt_automaton_propositional_symbol_t xbt_automaton_propositional_symbol_new(xbt_automaton_t a, const char* id, void* fct){
+static int call_simple_function(void* function)
+{
+  return ((int (*)(void)) function)();
+}
+
+xbt_automaton_propositional_symbol_t xbt_automaton_propositional_symbol_new(xbt_automaton_t a, const char* id, int(*fct)(void)){
+  xbt_automaton_propositional_symbol_t prop_symb = NULL;
+  prop_symb = xbt_new0(struct xbt_automaton_propositional_symbol, 1);
+  prop_symb->pred = xbt_strdup(id);
+  prop_symb->callback = call_simple_function;
+  prop_symb->data = fct;
+  prop_symb->free_function = NULL;
+  xbt_dynar_push(a->propositional_symbols, &prop_symb);
+  return prop_symb;
+}
+
+XBT_PUBLIC(xbt_automaton_propositional_symbol_t) xbt_automaton_propositional_symbol_new_pointer(xbt_automaton_t a, const char* id, int* value)
+{
   xbt_automaton_propositional_symbol_t prop_symb = NULL;
   prop_symb = xbt_new0(struct xbt_automaton_propositional_symbol, 1);
-  prop_symb->pred = strdup(id);
-  prop_symb->function = fct;
+  prop_symb->pred = xbt_strdup(id);
+  prop_symb->callback = NULL;
+  prop_symb->data = value;
+  prop_symb->free_function = NULL;
   xbt_dynar_push(a->propositional_symbols, &prop_symb);
   return prop_symb;
 }
 
+XBT_PUBLIC(xbt_automaton_propositional_symbol_t) xbt_automaton_propositional_symbol_new_callback(
+  xbt_automaton_t a, const char* id,
+  xbt_automaton_propositional_symbol_callback_type callback,
+  void* data, xbt_automaton_propositional_symbol_free_function_type free_function)
+{
+  xbt_automaton_propositional_symbol_t prop_symb = NULL;
+  prop_symb = xbt_new0(struct xbt_automaton_propositional_symbol, 1);
+  prop_symb->pred = xbt_strdup(id);
+  prop_symb->callback = callback;
+  prop_symb->data = data;
+  prop_symb->free_function = free_function;
+  xbt_dynar_push(a->propositional_symbols, &prop_symb);
+  return prop_symb;
+}
+
+XBT_PUBLIC(int) xbt_automaton_propositional_symbol_evaluate(xbt_automaton_propositional_symbol_t symbol)
+{
+  if (symbol->callback)
+    return (symbol->callback)(symbol->data);
+  else
+    return *(int*) symbol->data;
+}
+
+XBT_PUBLIC(xbt_automaton_propositional_symbol_callback_type) xbt_automaton_propositional_symbol_get_callback(xbt_automaton_propositional_symbol_t symbol)
+{
+  return symbol->callback;
+}
+
+XBT_PUBLIC(void*) xbt_automaton_propositional_symbol_get_data(xbt_automaton_propositional_symbol_t symbol)
+{
+  return symbol->data;
+}
+
+XBT_PUBLIC(const char*) xbt_automaton_propositional_symbol_get_name(xbt_automaton_propositional_symbol_t symbol)
+{
+  return symbol->pred;
+}
+
 int xbt_automaton_state_compare(xbt_automaton_state_t s1, xbt_automaton_state_t s2){
 
   /* single id for each state, id and type sufficient for comparison*/
@@ -354,7 +420,11 @@ static void xbt_automaton_propositional_symbol_free(xbt_automaton_propositional_
 }
 
 void xbt_automaton_propositional_symbol_free_voidp(void *ps){
-  xbt_automaton_propositional_symbol_free((xbt_automaton_propositional_symbol_t) * (void **) ps);
+  xbt_automaton_propositional_symbol_t symbol = (xbt_automaton_propositional_symbol_t) * (void **) ps;
+  if (symbol->free_function)
+    symbol->free_function(symbol->data);
+  xbt_free(symbol->pred);
+  xbt_automaton_propositional_symbol_free(symbol);
 }
 
 void xbt_automaton_free(xbt_automaton_t a){