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/* dl_win32.xs
*
* Platform: Win32 (Windows NT/Windows 95)
* Author: Wei-Yuen Tan (wyt@hip.com)
* Created: A warm day in June, 1995
*
* Modified:
* August 23rd 1995 - rewritten after losing everything when I
* wiped off my NT partition (eek!)
*/
/* Porting notes:
I merely took Paul's dl_dlopen.xs, took out extraneous stuff and
replaced the appropriate SunOS calls with the corresponding Win32
calls.
*/
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <string.h>
#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"
#include "dlutils.c" /* SaveError() etc */
static void
dl_private_init()
{
(void)dl_generic_private_init();
}
static int
dl_static_linked(char *filename)
{
char **p;
for (p = staticlinkmodules; *p;p++) {
if (strstr(filename, *p)) return 1;
};
return 0;
}
MODULE = DynaLoader PACKAGE = DynaLoader
BOOT:
(void)dl_private_init();
void *
dl_load_file(filename,flags=0)
char * filename
int flags
PREINIT:
CODE:
DLDEBUG(1,fprintf(stderr,"dl_load_file(%s):\n", filename));
if (dl_static_linked(filename) == 0)
RETVAL = (void*) LoadLibraryEx(filename, NULL, LOAD_WITH_ALTERED_SEARCH_PATH ) ;
else
RETVAL = (void*) GetModuleHandle(NULL);
DLDEBUG(2,fprintf(stderr," libref=%x\n", RETVAL));
ST(0) = sv_newmortal() ;
if (RETVAL == NULL)
SaveError("%d",GetLastError()) ;
else
sv_setiv( ST(0), (IV)RETVAL);
void *
dl_find_symbol(libhandle, symbolname)
void * libhandle
char * symbolname
CODE:
DLDEBUG(2,fprintf(stderr,"dl_find_symbol(handle=%x, symbol=%s)\n",
libhandle, symbolname));
RETVAL = (void*) GetProcAddress((HINSTANCE) libhandle, symbolname);
DLDEBUG(2,fprintf(stderr," symbolref = %x\n", RETVAL));
ST(0) = sv_newmortal() ;
if (RETVAL == NULL)
SaveError("%d",GetLastError()) ;
else
sv_setiv( ST(0), (IV)RETVAL);
void
dl_undef_symbols()
PPCODE:
# These functions should not need changing on any platform:
void
dl_install_xsub(perl_name, symref, filename="$Package")
char * perl_name
void * symref
char * filename
CODE:
DLDEBUG(2,fprintf(stderr,"dl_install_xsub(name=%s, symref=%x)\n",
perl_name, symref));
ST(0)=sv_2mortal(newRV((SV*)newXS(perl_name, (void(*)(CV*))symref, filename)));
char *
dl_error()
CODE:
RETVAL = LastError ;
OUTPUT:
RETVAL
# end.
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