outline.c revision 302408 
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
44char Buff[BUFFSIZE];
45
46int Depth;
47
48static void XMLCALL
49start(void *data, const char *el, const char **attr)
50{
51  int i;
52  (void)data;
53
54  for (i = 0; i < Depth; i++)
55    printf("  ");
56
57  printf("%s", el);
58
59  for (i = 0; attr[i]; i += 2) {
60    printf(" %s='%s'", attr[i], attr[i + 1]);
61  }
62
63  printf("\n");
64  Depth++;
65}
66
67static void XMLCALL
68end(void *data, const char *el)
69{
70  (void)data;
71  (void)el;
72
73  Depth--;
74}
75
76int
77main(int argc, char *argv[])
78{
79  XML_Parser p = XML_ParserCreate(NULL);
80  (void)argc;
81  (void)argv;
82
83  if (! p) {
84    fprintf(stderr, "Couldn't allocate memory for parser\n");
85    exit(-1);
86  }
87
88  XML_SetElementHandler(p, start, end);
89
90  for (;;) {
91    int done;
92    int len;
93
94    len = (int)fread(Buff, 1, BUFFSIZE, stdin);
95    if (ferror(stdin)) {
96      fprintf(stderr, "Read error\n");
97      exit(-1);
98    }
99    done = feof(stdin);
100
101    if (XML_Parse(p, Buff, len, done) == XML_STATUS_ERROR) {
102      fprintf(stderr, "Parse error at line %" XML_FMT_INT_MOD "u:\n%s\n",
103              XML_GetCurrentLineNumber(p),
104              XML_ErrorString(XML_GetErrorCode(p)));
105      exit(-1);
106    }
107
108    if (done)
109      break;
110  }
111  XML_ParserFree(p);
112  return 0;
113}
114