1 /* This is simple demonstration of how to use expat. This program

     2    reads an XML document from standard input and writes a line with

     3    the name of each element to standard output indenting child

     4    elements by one tab stop more than their parent element.

     5    It must be used with Expat compiled for UTF-8 output.

     6 */

     7 

     8 #include <stdio.h>

     9 #include "expat.h"

    10 

    11 #ifdef XML_LARGE_SIZE

    12 #if defined(XML_USE_MSC_EXTENSIONS) && _MSC_VER < 1400

    13 #define XML_FMT_INT_MOD "I64"

    14 #else

    15 #define XML_FMT_INT_MOD "ll"

    16 #endif

    17 #else

    18 #define XML_FMT_INT_MOD "l"

    19 #endif

    20 

    21 static void XMLCALL

    22 startElement(void *userData, const char *name, const char **atts)

    23 {

    24   int i;

    25   int *depthPtr = (int *)userData;

    26   for (i = 0; i < *depthPtr; i++)

    27     putchar('\t');

    28   puts(name);

    29   *depthPtr += 1;

    30 }

    31 

    32 static void XMLCALL

    33 endElement(void *userData, const char *name)

    34 {

    35   int *depthPtr = (int *)userData;

    36   *depthPtr -= 1;

    37 }

    38 

    39 #ifdef AMIGA_SHARED_LIB

    40 #include <proto/expat.h>

    41 int

    42 amiga_main(int argc, char *argv[])

    43 #else

    44 int

    45 main(int argc, char *argv[])

    46 #endif

    47 {

    48   char buf[BUFSIZ];

    49   XML_Parser parser = XML_ParserCreate(NULL);

    50   int done;

    51   int depth = 0;

    52   XML_SetUserData(parser, &depth);

    53   XML_SetElementHandler(parser, startElement, endElement);

    54   do {

    55     size_t len = fread(buf, 1, sizeof(buf), stdin);

    56     done = len < sizeof(buf);

    57     if (XML_Parse(parser, buf, len, done) == XML_STATUS_ERROR) {

    58       fprintf(stderr,

    59               "%s at line %" XML_FMT_INT_MOD "u\n",

    60               XML_ErrorString(XML_GetErrorCode(parser)),

    61               XML_GetCurrentLineNumber(parser));

    62       return 1;

    63     }

    64   } while (!done);

    65   XML_ParserFree(parser);

    66   return 0;

    67 }