1 /* methods for implementation of automaton from promela description */
3 /* Copyright (c) 2011-2018. 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 */
17 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(xbt_automaton);
19 static xbt_automaton_t parsed_automaton;
22 static void new_state(char* id, int src){
23 char* saveptr = NULL; // for strtok_r()
24 char* id_copy = xbt_strdup(id);
25 char* first_part = strtok_r(id_copy, "_", &saveptr);
26 int type = 0 ; // -1=initial state; 0=intermediate state; 1=final state
28 if(strcmp(first_part,"accept")==0){
31 char* second_part = strtok_r(NULL, "_", &saveptr);
32 if(strcmp(second_part,"init")==0){
38 xbt_automaton_state_t state = xbt_automaton_state_exists(parsed_automaton, id);
40 state = xbt_automaton_state_new(parsed_automaton, type, id);
44 parsed_automaton->current_state = state;
47 xbt_free(state_id_src);
48 state_id_src = xbt_strdup(id);
52 static void new_transition(char* id, xbt_automaton_exp_label_t label)
55 xbt_automaton_state_t state_dst = xbt_automaton_state_exists(parsed_automaton, id);
56 xbt_automaton_state_t state_src = xbt_automaton_state_exists(parsed_automaton, state_id_src);
58 //xbt_transition_t trans = NULL;
59 xbt_automaton_transition_new(parsed_automaton, state_src, state_dst, label);
63 static xbt_automaton_exp_label_t new_label(int type, ...){
64 xbt_automaton_exp_label_t label = NULL;
65 xbt_automaton_exp_label_t left;
66 xbt_automaton_exp_label_t right;
67 xbt_automaton_exp_label_t exp_not;
74 left = va_arg(ap, xbt_automaton_exp_label_t);
75 right = va_arg(ap, xbt_automaton_exp_label_t);
76 label = xbt_automaton_exp_label_new(type, left, right);
79 left = va_arg(ap, xbt_automaton_exp_label_t);
80 right = va_arg(ap, xbt_automaton_exp_label_t);
81 label = xbt_automaton_exp_label_new(type, left, right);
84 exp_not = va_arg(ap, xbt_automaton_exp_label_t);
85 label = xbt_automaton_exp_label_new(type, exp_not);
88 p = va_arg(ap, char*);
89 label = xbt_automaton_exp_label_new(type, p);
92 label = xbt_automaton_exp_label_new(type);
95 XBT_DEBUG("Invalid type: %d", type);
102 #include "parserPromela.tab.cacc"
104 void xbt_automaton_load(xbt_automaton_t a, const char *file)
106 parsed_automaton = a;
107 yyin = fopen(file, "r");
109 xbt_die("Failed to open automaton file `%s': %s", file, strerror(errno));