91 lines
2.0 KiB
C
91 lines
2.0 KiB
C
/*****************************************************************
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* outline.c
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*
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* Copyright 1999, Clark Cooper
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* All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the license contained in the
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* COPYING file that comes with the expat distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* Read an XML document from standard input and print an element
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* outline on standard output.
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*/
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#include <stdio.h>
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#include <expat.h>
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#define BUFFSIZE 8192
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char Buff[BUFFSIZE];
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int Depth;
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static void
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start(void *data, const char *el, const char **attr)
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{
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int i;
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for (i = 0; i < Depth; i++)
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printf(" ");
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printf("%s", el);
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for (i = 0; attr[i]; i += 2) {
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printf(" %s='%s'", attr[i], attr[i + 1]);
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}
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printf("\n");
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Depth++;
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}
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static void
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end(void *data, const char *el)
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{
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Depth--;
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}
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int
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main(int argc, char *argv[])
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{
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XML_Parser p = XML_ParserCreate(NULL);
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if (! p) {
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fprintf(stderr, "Couldn't allocate memory for parser\n");
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exit(-1);
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}
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XML_SetElementHandler(p, start, end);
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for (;;) {
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int done;
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int len;
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len = fread(Buff, 1, BUFFSIZE, stdin);
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if (ferror(stdin)) {
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fprintf(stderr, "Read error\n");
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exit(-1);
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}
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done = feof(stdin);
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if (XML_Parse(p, Buff, len, done) == XML_STATUS_ERROR) {
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fprintf(stderr, "Parse error at line %d:\n%s\n",
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XML_GetCurrentLineNumber(p),
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XML_ErrorString(XML_GetErrorCode(p)));
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exit(-1);
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}
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if (done)
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break;
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}
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return 0;
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}
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