1 /* methods for implementation of automaton from promela description */
3 /* Copyright (c) 2011-2020. 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 */
15 #include <xbt/sysdep.h>
17 #include "parserPromela.tab.cacc"
19 static xbt_automaton_t parsed_automaton;
22 static void new_state(const char* id, int src)
24 char* saveptr = NULL; // for strtok_r()
25 char* id_copy = xbt_strdup(id);
26 const char* first_part = strtok_r(id_copy, "_", &saveptr);
27 int type = 0 ; // -1=initial state; 0=intermediate state; 1=final state
29 if(strcmp(first_part,"accept")==0){
32 const char* second_part = strtok_r(NULL, "_", &saveptr);
33 if(strcmp(second_part,"init")==0){
39 xbt_automaton_state_t state = xbt_automaton_state_exists(parsed_automaton, id);
41 state = xbt_automaton_state_new(parsed_automaton, type, id);
45 parsed_automaton->current_state = state;
48 xbt_free(state_id_src);
49 state_id_src = xbt_strdup(id);
53 static void new_transition(const char* id, xbt_automaton_exp_label_t label)
56 xbt_automaton_state_t state_dst = xbt_automaton_state_exists(parsed_automaton, id);
57 xbt_automaton_state_t state_src = xbt_automaton_state_exists(parsed_automaton, state_id_src);
59 xbt_automaton_transition_new(parsed_automaton, state_src, state_dst, label);
63 void xbt_automaton_load(xbt_automaton_t a, const char *file)
66 yyin = fopen(file, "r");
68 xbt_die("Failed to open automaton file `%s': %s", file, strerror(errno));