diff options
Diffstat (limited to 'nx-X11/extras/expat/examples')
-rw-r--r-- | nx-X11/extras/expat/examples/elements.c | 50 | ||||
-rw-r--r-- | nx-X11/extras/expat/examples/outline.c | 90 |
2 files changed, 140 insertions, 0 deletions
diff --git a/nx-X11/extras/expat/examples/elements.c b/nx-X11/extras/expat/examples/elements.c new file mode 100644 index 000000000..4ed4da6a3 --- /dev/null +++ b/nx-X11/extras/expat/examples/elements.c @@ -0,0 +1,50 @@ +/* This is simple demonstration of how to use expat. This program + reads an XML document from standard input and writes a line with + the name of each element to standard output indenting child + elements by one tab stop more than their parent element. +*/ + +#include <stdio.h> +#include "expat.h" + +static void +startElement(void *userData, const char *name, const char **atts) +{ + int i; + int *depthPtr = userData; + for (i = 0; i < *depthPtr; i++) + putchar('\t'); + puts(name); + *depthPtr += 1; +} + +static void +endElement(void *userData, const char *name) +{ + int *depthPtr = userData; + *depthPtr -= 1; +} + +int +main(int argc, char *argv[]) +{ + char buf[BUFSIZ]; + XML_Parser parser = XML_ParserCreate(NULL); + int done; + int depth = 0; + XML_SetUserData(parser, &depth); + XML_SetElementHandler(parser, startElement, endElement); + do { + size_t len = fread(buf, 1, sizeof(buf), stdin); + done = len < sizeof(buf); + if (XML_Parse(parser, buf, len, done) == XML_STATUS_ERROR) { + fprintf(stderr, + "%s at line %d\n", + XML_ErrorString(XML_GetErrorCode(parser)), + XML_GetCurrentLineNumber(parser)); + return 1; + } + } while (!done); + XML_ParserFree(parser); + return 0; +} diff --git a/nx-X11/extras/expat/examples/outline.c b/nx-X11/extras/expat/examples/outline.c new file mode 100644 index 000000000..10f6d1db5 --- /dev/null +++ b/nx-X11/extras/expat/examples/outline.c @@ -0,0 +1,90 @@ +/***************************************************************** + * outline.c + * + * Copyright 1999, Clark Cooper + * All rights reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the license contained in the + * COPYING file that comes with the expat distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY + * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + * Read an XML document from standard input and print an element + * outline on standard output. + */ + + +#include <stdio.h> +#include <expat.h> + +#define BUFFSIZE 8192 + +char Buff[BUFFSIZE]; + +int Depth; + +static void +start(void *data, const char *el, const char **attr) +{ + int i; + + for (i = 0; i < Depth; i++) + printf(" "); + + printf("%s", el); + + for (i = 0; attr[i]; i += 2) { + printf(" %s='%s'", attr[i], attr[i + 1]); + } + + printf("\n"); + Depth++; +} + +static void +end(void *data, const char *el) +{ + Depth--; +} + +int +main(int argc, char *argv[]) +{ + XML_Parser p = XML_ParserCreate(NULL); + if (! p) { + fprintf(stderr, "Couldn't allocate memory for parser\n"); + exit(-1); + } + + XML_SetElementHandler(p, start, end); + + for (;;) { + int done; + int len; + + len = fread(Buff, 1, BUFFSIZE, stdin); + if (ferror(stdin)) { + fprintf(stderr, "Read error\n"); + exit(-1); + } + done = feof(stdin); + + if (XML_Parse(p, Buff, len, done) == XML_STATUS_ERROR) { + fprintf(stderr, "Parse error at line %d:\n%s\n", + XML_GetCurrentLineNumber(p), + XML_ErrorString(XML_GetErrorCode(p))); + exit(-1); + } + + if (done) + break; + } + return 0; +} |