X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/f3c1ebdb5d5e4370a0efd5f4c0dd4f7131fe8370..a976ff26ca5afba53350d9ed449c122b52972824:/src/xbt/automaton/automatonparse_promela.c

diff --git a/src/xbt/automaton/automatonparse_promela.c b/src/xbt/automaton/automatonparse_promela.c
index beb79a685f..6f59cb4d0f 100644
--- a/src/xbt/automaton/automatonparse_promela.c
+++ b/src/xbt/automaton/automatonparse_promela.c
@@ -1,100 +1,111 @@
 /* methods for implementation of automaton from promela description */
 
-/* Copyright (c) 2011-2012. The SimGrid Team. All rights reserved.          */
+/* Copyright (c) 2011-2018. 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. */
 
-#include "xbt/automatonparse_promela.h"
+#include "src/internal_config.h"
+#include "xbt/automaton.h"
+#include <errno.h>
+#include <string.h>   /* strerror */
+#if HAVE_UNISTD_H
+# include <unistd.h>   /* isatty */
+#endif
+#include <xbt/log.h>
 
-xbt_automaton_t automaton;
-char* state_id_src;
-
-void init(){
-  automaton = xbt_automaton_new_automaton();
-}
+XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(xbt_automaton);
 
-void new_state(char* id, int src){
+static xbt_automaton_t parsed_automaton;
+char* state_id_src;
 
-  char* id_state = strdup(id);
-  char* first_part = strtok(id,"_");
+static void new_state(char* id, int src){
+  char* saveptr = NULL; // for strtok_r()
+  char* id_copy = xbt_strdup(id);
+  char* first_part = strtok_r(id_copy, "_", &saveptr);
   int type = 0 ; // -1=initial state; 0=intermediate state; 1=final state
 
   if(strcmp(first_part,"accept")==0){
     type = 1;
   }else{
-    char* second_part = strtok(NULL,"_");
+    char* second_part = strtok_r(NULL, "_", &saveptr);
     if(strcmp(second_part,"init")==0){
       type = -1;
     }
   }
+  xbt_free(id_copy);
 
-  xbt_state_t state = NULL;
-  state = xbt_automaton_state_exists(automaton, id_state);
+  xbt_automaton_state_t state = xbt_automaton_state_exists(parsed_automaton, id);
   if(state == NULL){
-    state = xbt_automaton_new_state(automaton, type, id_state);
+    state = xbt_automaton_state_new(parsed_automaton, type, id);
   }
 
   if(type==-1)
-    automaton->current_state = state;
+    parsed_automaton->current_state = state;
 
-  if(src)
-    state_id_src = strdup(id_state);
-    
+  if(src) {
+    xbt_free(state_id_src);
+    state_id_src = xbt_strdup(id);
+  }
 }
 
-void new_transition(char* id, xbt_exp_label_t label){
-
-  char* id_state = strdup(id);
-  xbt_state_t state_dst = NULL;
+static void new_transition(char* id, xbt_automaton_exp_label_t label)
+{
   new_state(id, 0);
-  state_dst = xbt_automaton_state_exists(automaton, id_state);
-  xbt_state_t state_src = xbt_automaton_state_exists(automaton, state_id_src); 
-  
+  xbt_automaton_state_t state_dst = xbt_automaton_state_exists(parsed_automaton, id);
+  xbt_automaton_state_t state_src = xbt_automaton_state_exists(parsed_automaton, state_id_src);
+
   //xbt_transition_t trans = NULL;
-  xbt_automaton_new_transition(automaton, state_src, state_dst, label);
+  xbt_automaton_transition_new(parsed_automaton, state_src, state_dst, label);
 
 }
 
-xbt_exp_label_t new_label(int type, ...){
-  xbt_exp_label_t label = NULL;
+static xbt_automaton_exp_label_t new_label(int type, ...){
+  xbt_automaton_exp_label_t label = NULL;
+  xbt_automaton_exp_label_t left;
+  xbt_automaton_exp_label_t right;
+  xbt_automaton_exp_label_t exp_not;
+  char *p;
+
   va_list ap;
   va_start(ap,type);
   switch(type){
-  case 0 : {
-    xbt_exp_label_t left = va_arg(ap, xbt_exp_label_t);
-    xbt_exp_label_t right = va_arg(ap, xbt_exp_label_t);
-    label = xbt_automaton_new_label(type, left, right);
+  case 0 :
+    left = va_arg(ap, xbt_automaton_exp_label_t);
+    right = va_arg(ap, xbt_automaton_exp_label_t);
+    label = xbt_automaton_exp_label_new(type, left, right);
     break;
-  }
-  case 1 : {
-    xbt_exp_label_t left = va_arg(ap, xbt_exp_label_t);
-    xbt_exp_label_t right = va_arg(ap, xbt_exp_label_t);
-    label = xbt_automaton_new_label(type, left, right);
+  case 1 :
+    left = va_arg(ap, xbt_automaton_exp_label_t);
+    right = va_arg(ap, xbt_automaton_exp_label_t);
+    label = xbt_automaton_exp_label_new(type, left, right);
     break;
-  }
-  case 2 : {
-    xbt_exp_label_t exp_not = va_arg(ap, xbt_exp_label_t);
-    label = xbt_automaton_new_label(type, exp_not);
+  case 2 :
+    exp_not = va_arg(ap, xbt_automaton_exp_label_t);
+    label = xbt_automaton_exp_label_new(type, exp_not);
     break;
-  }
-  case 3 : {
-    char* p = va_arg(ap, char*);
-    label = xbt_automaton_new_label(type, p);
+  case 3 :
+    p = va_arg(ap, char*);
+    label = xbt_automaton_exp_label_new(type, p);
     break;
-  }
-  case 4 : {
-    label = xbt_automaton_new_label(type);
+  case 4 :
+    label = xbt_automaton_exp_label_new(type);
+    break;
+  default:
+    XBT_DEBUG("Invalid type: %d", type);
     break;
-  }
   }
   va_end(ap);
   return label;
 }
 
-xbt_automaton_t get_automaton(){
-  return automaton;
-}
-
-
+#include "parserPromela.tab.cacc"
 
+void xbt_automaton_load(xbt_automaton_t a, const char *file)
+{
+  parsed_automaton = a;
+  yyin = fopen(file, "r");
+  if (yyin == NULL)
+    xbt_die("Failed to open automaton file `%s': %s", file, strerror(errno));
+  yyparse();
+}