1 /* methods for implementation of automaton from promela description */
3 /* Copyright (c) 2011-2019. The SimGrid Team. All rights reserved. */
5 /* This program is free software; you can redistribute it and/or modify it
6 * under the terms of the license (GNU LGPL) which comes with this package. */
8 #include "src/internal_config.h"
9 #include "xbt/automaton.h"
11 #include <string.h> /* strerror */
13 # include <unistd.h> /* isatty */
16 #include <xbt/sysdep.h>
18 #include "parserPromela.tab.cacc"
20 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(xbt_automaton);
22 static xbt_automaton_t parsed_automaton;
25 static void new_state(char* id, int src){
26 char* saveptr = NULL; // for strtok_r()
27 char* id_copy = xbt_strdup(id);
28 char* first_part = strtok_r(id_copy, "_", &saveptr);
29 int type = 0 ; // -1=initial state; 0=intermediate state; 1=final state
31 if(strcmp(first_part,"accept")==0){
34 char* second_part = strtok_r(NULL, "_", &saveptr);
35 if(strcmp(second_part,"init")==0){
41 xbt_automaton_state_t state = xbt_automaton_state_exists(parsed_automaton, id);
43 state = xbt_automaton_state_new(parsed_automaton, type, id);
47 parsed_automaton->current_state = state;
50 xbt_free(state_id_src);
51 state_id_src = xbt_strdup(id);
55 static void new_transition(char* id, xbt_automaton_exp_label_t label)
58 xbt_automaton_state_t state_dst = xbt_automaton_state_exists(parsed_automaton, id);
59 xbt_automaton_state_t state_src = xbt_automaton_state_exists(parsed_automaton, state_id_src);
61 xbt_automaton_transition_new(parsed_automaton, state_src, state_dst, label);
65 void xbt_automaton_load(xbt_automaton_t a, const char *file)
68 yyin = fopen(file, "r");
70 xbt_die("Failed to open automaton file `%s': %s", file, strerror(errno));