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mxml-private.c
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1 /*
2  * "$Id: mxml-private.c 315 2007-11-22 18:01:52Z mike $"
3  *
4  * Private functions for Mini-XML, a small XML-like file parsing library.
5  *
6  * Copyright 2003-2007 by Michael Sweet.
7  *
8  * This program is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Library General Public
10  * License as published by the Free Software Foundation; either
11  * version 2, or (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16  * GNU General Public License for more details.
17  *
18  * Contents:
19  *
20  * mxml_error() - Display an error message.
21  * mxml_integer_cb() - Default callback for integer values.
22  * mxml_opaque_cb() - Default callback for opaque values.
23  * mxml_real_cb() - Default callback for real number values.
24  * _mxml_global() - Get global data.
25  */
26 
27 /*
28  * Include necessary headers...
29  */
30 
31 #include <phbase.h>
32 #include "mxml-private.h"
33 
34 
35 /*
36  * 'mxml_error()' - Display an error message.
37  */
38 
39 void
40 mxml_error(const char *format, /* I - Printf-style format string */
41  ...) /* I - Additional arguments as needed */
42 {
43  va_list ap; /* Pointer to arguments */
44  char s[1024]; /* Message string */
45  _mxml_global_t *global = _mxml_global();
46  /* Global data */
47 
48 
49  /*
50  * Range check input...
51  */
52 
53  if (!format)
54  return;
55 
56  /*
57  * Format the error message string...
58  */
59 
60  va_start(ap, format);
61 
62  _vsnprintf(s, sizeof(s), format, ap);
63 
64  va_end(ap);
65 
66  /*
67  * And then display the error message...
68  */
69 
70  if (global->error_cb)
71  (*global->error_cb)(s);
72  else
73  fprintf(stderr, "mxml: %s\n", s);
74 }
75 
76 
77 /*
78  * 'mxml_ignore_cb()' - Default callback for ignored values.
79  */
80 
81 mxml_type_t /* O - Node type */
82 mxml_ignore_cb(mxml_node_t *node) /* I - Current node */
83 {
84  (void)node;
85 
86  return (MXML_IGNORE);
87 }
88 
89 
90 /*
91  * 'mxml_integer_cb()' - Default callback for integer values.
92  */
93 
94 mxml_type_t /* O - Node type */
95 mxml_integer_cb(mxml_node_t *node) /* I - Current node */
96 {
97  (void)node;
98 
99  return (MXML_INTEGER);
100 }
101 
102 
103 /*
104  * 'mxml_opaque_cb()' - Default callback for opaque values.
105  */
106 
107 mxml_type_t /* O - Node type */
108 mxml_opaque_cb(mxml_node_t *node) /* I - Current node */
109 {
110  (void)node;
111 
112  return (MXML_OPAQUE);
113 }
114 
115 
116 /*
117  * 'mxml_real_cb()' - Default callback for real number values.
118  */
119 
120 mxml_type_t /* O - Node type */
121 mxml_real_cb(mxml_node_t *node) /* I - Current node */
122 {
123  (void)node;
124 
125  return (MXML_REAL);
126 }
127 
128 /*
129  * '_mxml_global()' - Get global data.
130  */
131 
132 _mxml_global_t * /* O - Global data */
133 _mxml_global(void)
134 {
135  static _mxml_global_t global = /* Global data */
136  {
137  NULL, /* error_cb */
138  1, /* num_entity_cbs */
139  { _mxml_entity_cb }, /* entity_cbs */
140  72, /* wrap */
141  NULL, /* custom_load_cb */
142  NULL /* custom_save_cb */
143  };
144 
145 
146  return (&global);
147 }
148 
149 
150 /*
151  * End of "$Id: mxml-private.c 315 2007-11-22 18:01:52Z mike $".
152  */