Visual Servoing Platform  version 3.3.0 under development (2020-02-17)
vpSkipio.cpp
1 /****************************************************************************
2  *
3  * ViSP, open source Visual Servoing Platform software.
4  * Copyright (C) 2005 - 2019 by Inria. All rights reserved.
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6  * This software is free software; you can redistribute it and/or modify
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10  * See the file LICENSE.txt at the root directory of this source
11  * distribution for additional information about the GNU GPL.
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13  * For using ViSP with software that can not be combined with the GNU
14  * GPL, please contact Inria about acquiring a ViSP Professional
15  * Edition License.
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19  * This software was developed at:
20  * Inria Rennes - Bretagne Atlantique
21  * Campus Universitaire de Beaulieu
22  * 35042 Rennes Cedex
23  * France
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29  * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
30  *
31  * Description:
32  * Le module "skipio.c" contient les procedures d'analyse
33  * syntaxique du fichier "source" qui permettent de traiter
34  * les commandes inconnues.
35  *
36  * Authors:
37  * Jean-Luc CORRE
38  *
39  *****************************************************************************/
40 
41 #include <visp3/core/vpConfig.h>
42 
43 #ifndef DOXYGEN_SHOULD_SKIP_THIS
44 #include "vpLex.h"
45 #include "vpMy.h"
46 #include "vpSkipio.h"
47 #include "vpToken.h"
48 #include <stdio.h>
49 
50 /*
51  * La procedure "skip_cmd" saute les structures d'une commande
52  * jusqu'a reconnaitre le debut d'une nouvelle commande.
53  * Entree :
54  * f Fichier en sortie.
55  */
56 void skip_cmd(void)
57 {
58  int token;
59 
60  fprintf(stderr, "\n$ ");
61  fwrite(mytext, (size_t)mylength, 1, stderr);
62  while ((token = lexecho(stderr, '$')) != T_EOF && token != '$') {
63  };
64  unlex();
65 }
66 
67 /*
68  * La procedure "skip_keyword" saute les structures des articles
69  * jusqu'a reconnaitre le mot cle de jeton "token".
70  * Entree :
71  * token Jeton du mot cle a reconnaitre.
72  * err Message d'erreur si le mot cle n'est pas reconnu.
73  */
74 void skip_keyword(int token, const char *err)
75 {
76  int t;
77 
78  switch (t = lex()) {
79  case T_IDENT: /* saute le mot cle inconnu */
80  while ((t = lex()) != 0) {
81  switch (t) {
82  case '$': /* nouvelle commande */
83  case T_EOF: /* fin de fichier */
84  lexerr("start", err, NULL);
85  break;
86  default:
87  if (t == token)
88  return;
89  break;
90  }
91  }
92  break;
93  default:
94  if (t == token)
95  return;
96  break;
97  }
98  lexerr("start", err, NULL);
99 }
100 
101 #endif