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      1 /*
      2  * testModule.c : a small tester program for xmlModule
      3  *
      4  * See Copyright for the status of this software.
      5  *
      6  * joelwreed (at) 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                  "%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 */
     83