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-rw-r--r--3rdparty/expat/examples/elements.c108
1 files changed, 82 insertions, 26 deletions
diff --git a/3rdparty/expat/examples/elements.c b/3rdparty/expat/examples/elements.c
index bc04b6b1515..e5fb850d501 100644
--- a/3rdparty/expat/examples/elements.c
+++ b/3rdparty/expat/examples/elements.c
@@ -3,63 +3,119 @@
the name of each element to standard output indenting child
elements by one tab stop more than their parent element.
It must be used with Expat compiled for UTF-8 output.
+ __ __ _
+ ___\ \/ /_ __ __ _| |_
+ / _ \\ /| '_ \ / _` | __|
+ | __// \| |_) | (_| | |_
+ \___/_/\_\ .__/ \__,_|\__|
+ |_| XML parser
+
+ Copyright (c) 1997-2000 Thai Open Source Software Center Ltd
+ Copyright (c) 2001-2003 Fred L. Drake, Jr. <fdrake@users.sourceforge.net>
+ Copyright (c) 2004-2006 Karl Waclawek <karl@waclawek.net>
+ Copyright (c) 2005-2007 Steven Solie <steven@solie.ca>
+ Copyright (c) 2016-2022 Sebastian Pipping <sebastian@pipping.org>
+ Copyright (c) 2017 Rhodri James <rhodri@wildebeest.org.uk>
+ Copyright (c) 2019 Zhongyuan Zhou <zhouzhongyuan@huawei.com>
+ Licensed under the MIT license:
+
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ "Software"), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to permit
+ persons to whom the Software is furnished to do so, subject to the
+ following conditions:
+
+ The above copyright notice and this permission notice shall be included
+ in all copies or substantial portions of the Software.
+
+ 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.
*/
#include <stdio.h>
-#include "expat.h"
-
-#if defined(__amigaos__) && defined(__USE_INLINE__)
-#include <proto/expat.h>
-#endif
+#include <expat.h>
#ifdef XML_LARGE_SIZE
-#if defined(XML_USE_MSC_EXTENSIONS) && _MSC_VER < 1400
-#define XML_FMT_INT_MOD "I64"
+# define XML_FMT_INT_MOD "ll"
#else
-#define XML_FMT_INT_MOD "ll"
+# define XML_FMT_INT_MOD "l"
#endif
+
+#ifdef XML_UNICODE_WCHAR_T
+# define XML_FMT_STR "ls"
#else
-#define XML_FMT_INT_MOD "l"
+# define XML_FMT_STR "s"
#endif
static void XMLCALL
-startElement(void *userData, const char *name, const char **atts)
-{
+startElement(void *userData, const XML_Char *name, const XML_Char **atts) {
int i;
- int *depthPtr = (int *)userData;
+ int *const depthPtr = (int *)userData;
+ (void)atts;
+
for (i = 0; i < *depthPtr; i++)
putchar('\t');
- puts(name);
+ printf("%" XML_FMT_STR "\n", name);
*depthPtr += 1;
}
static void XMLCALL
-endElement(void *userData, const char *name)
-{
- int *depthPtr = (int *)userData;
+endElement(void *userData, const XML_Char *name) {
+ int *const depthPtr = (int *)userData;
+ (void)name;
+
*depthPtr -= 1;
}
int
-main(int argc, char *argv[])
-{
- char buf[BUFSIZ];
+main(void) {
XML_Parser parser = XML_ParserCreate(NULL);
int done;
int depth = 0;
+
+ if (! parser) {
+ fprintf(stderr, "Couldn't allocate memory for parser\n");
+ return 1;
+ }
+
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) {
+ void *const buf = XML_GetBuffer(parser, BUFSIZ);
+ if (! buf) {
+ fprintf(stderr, "Couldn't allocate memory for buffer\n");
+ XML_ParserFree(parser);
+ return 1;
+ }
+
+ const size_t len = fread(buf, 1, BUFSIZ, stdin);
+
+ if (ferror(stdin)) {
+ fprintf(stderr, "Read error\n");
+ XML_ParserFree(parser);
+ return 1;
+ }
+
+ done = feof(stdin);
+
+ if (XML_ParseBuffer(parser, (int)len, done) == XML_STATUS_ERROR) {
fprintf(stderr,
- "%s at line %" XML_FMT_INT_MOD "u\n",
- XML_ErrorString(XML_GetErrorCode(parser)),
- XML_GetCurrentLineNumber(parser));
+ "Parse error at line %" XML_FMT_INT_MOD "u:\n%" XML_FMT_STR "\n",
+ XML_GetCurrentLineNumber(parser),
+ XML_ErrorString(XML_GetErrorCode(parser)));
+ XML_ParserFree(parser);
return 1;
}
- } while (!done);
+ } while (! done);
+
XML_ParserFree(parser);
return 0;
}