third_party/libxml/src/testModule.c

   1 /*
   2  * testModule.c : a small tester program for xmlModule
   3  *
   4  * See Copyright for the status of this software.
   5  *
   6  * joelwreed@comcast.net
   7  */
   8
   9 #include "libxml.h"
  10 #ifdef LIBXML_MODULES_ENABLED
  11 #include <libxml/xmlversion.h>
  12
  13 #include <limits.h>
  14 #include <stdio.h>
  15 #include <string.h>
  16 #include <stdarg.h>
  17
  18 #include <libxml/xmlmemory.h>
  19 #include <libxml/debugXML.h>
  20 #include <libxml/xmlmodule.h>
  21
  22 #ifdef _WIN32
  23 #define MODULE_PATH "."
  24 #include <stdlib.h> /* for _MAX_PATH */
  25 #ifndef __MINGW32__
  26 #define PATH_MAX _MAX_PATH
  27 #endif
  28 #else
  29 #define MODULE_PATH ".libs"
  30 #endif
  31
  32 /* Used for SCO Openserver*/
  33 #ifndef PATH_MAX
  34 #ifdef _POSIX_PATH_MAX
  35 #define PATH_MAX _POSIX_PATH_MAX
  36 #else
  37 #define PATH_MAX 4096
  38 #endif
  39 #endif
  40
  41 typedef int (*hello_world_t)(void);
  42
  43 int main(int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED) {
  44     xmlChar filename[PATH_MAX];
  45     xmlModulePtr module = NULL;
  46     hello_world_t hello_world = NULL;
  47
  48     /* build the module filename, and confirm the module exists */
  49     xmlStrPrintf(filename, sizeof(filename),
  50                  (const xmlChar*) "%s/testdso%s",
  51                  (const xmlChar*)MODULE_PATH,
  52                  (const xmlChar*)LIBXML_MODULE_EXTENSION);
  53
  54     module = xmlModuleOpen((const char*)filename, 0);
  55     if (module)
  56       {
  57         if (xmlModuleSymbol(module, "hello_world", (void **) &hello_world)) {
  58             fprintf(stderr, "Failure to lookup\n");
  59             return(1);
  60         }
  61         if (hello_world == NULL) {
  62             fprintf(stderr, "Lookup returned NULL\n");
  63             return(1);
  64         }
  65
  66         (*hello_world)();
  67
  68         xmlModuleClose(module);
  69       }
  70
  71     xmlMemoryDump();
  72
  73     return(0);
  74 }
  75
  76 #else
  77 #include <stdio.h>
  78 int main(int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED) {
  79     printf("%s : Module support not compiled in\n", argv[0]);
  80     return(0);
  81 }
  82 #endif /* LIBXML_SCHEMAS_ENABLED */