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wxRTC: extracted XML utilities into a separate class for potential reuse.
[wxWidgets.git] / src / expat / examples / outline.c
1 /*****************************************************************
2 * outline.c
3 *
4 * Copyright 1999, Clark Cooper
5 * All rights reserved.
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the license contained in the
9 * COPYING file that comes with the expat distribution.
10 *
11 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
12 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
13 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
14 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
15 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
16 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
17 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
18 *
19 * Read an XML document from standard input and print an element
20 * outline on standard output.
21 * Must be used with Expat compiled for UTF-8 output.
22 */
23
24
25 #include <stdio.h>
26 #include <expat.h>
27
28 #if defined(__amigaos__) && defined(__USE_INLINE__)
29 #include <proto/expat.h>
30 #endif
31
32 #ifdef XML_LARGE_SIZE
33 #if defined(XML_USE_MSC_EXTENSIONS) && _MSC_VER < 1400
34 #define XML_FMT_INT_MOD "I64"
35 #else
36 #define XML_FMT_INT_MOD "ll"
37 #endif
38 #else
39 #define XML_FMT_INT_MOD "l"
40 #endif
41
42 #define BUFFSIZE 8192
43
44 char Buff[BUFFSIZE];
45
46 int Depth;
47
48 static void XMLCALL
49 start(void *data, const char *el, const char **attr)
50 {
51 int i;
52
53 for (i = 0; i < Depth; i++)
54 printf(" ");
55
56 printf("%s", el);
57
58 for (i = 0; attr[i]; i += 2) {
59 printf(" %s='%s'", attr[i], attr[i + 1]);
60 }
61
62 printf("\n");
63 Depth++;
64 }
65
66 static void XMLCALL
67 end(void *data, const char *el)
68 {
69 Depth--;
70 }
71
72 int
73 main(int argc, char *argv[])
74 {
75 XML_Parser p = XML_ParserCreate(NULL);
76 if (! p) {
77 fprintf(stderr, "Couldn't allocate memory for parser\n");
78 exit(-1);
79 }
80
81 XML_SetElementHandler(p, start, end);
82
83 for (;;) {
84 int done;
85 int len;
86
87 len = (int)fread(Buff, 1, BUFFSIZE, stdin);
88 if (ferror(stdin)) {
89 fprintf(stderr, "Read error\n");
90 exit(-1);
91 }
92 done = feof(stdin);
93
94 if (XML_Parse(p, Buff, len, done) == XML_STATUS_ERROR) {
95 fprintf(stderr, "Parse error at line %" XML_FMT_INT_MOD "u:\n%s\n",
96 XML_GetCurrentLineNumber(p),
97 XML_ErrorString(XML_GetErrorCode(p)));
98 exit(-1);
99 }
100
101 if (done)
102 break;
103 }
104 XML_ParserFree(p);
105 return 0;
106 }