3 * Platform: Win32 (Windows NT/Windows 95)
4 * Author: Wei-Yuen Tan (wyt@hip.com)
5 * Created: A warm day in June, 1995
8 * August 23rd 1995 - rewritten after losing everything when I
9 * wiped off my NT partition (eek!)
14 I merely took Paul's dl_dlopen.xs, took out extraneous stuff and
15 replaced the appropriate SunOS calls with the corresponding Win32
20 #define WIN32_LEAN_AND_MEAN
33 #endif /* PERL_OBJECT */
40 OS_Error_String(CPERLarg)
42 DWORD err = GetLastError();
45 error_sv = newSVpvn("",0);
46 win32_str_os_error(error_sv,err);
47 return SvPV(error_sv,len);
50 #include "dlutils.c" /* SaveError() etc */
53 dl_private_init(CPERLarg)
55 (void)dl_generic_private_init(PERL_OBJECT_THIS);
59 This function assumes the list staticlinkmodules
60 will be formed from package names with '::' replaced
61 with '/'. Thus Win32::OLE is in the list as Win32/OLE
64 dl_static_linked(char *filename)
68 static char subStr[] = "/auto/";
69 char szBuffer[MAX_PATH];
71 /* change all the '\\' to '/' */
72 strcpy(szBuffer, filename);
73 for(ptr = szBuffer; ptr = strchr(ptr, '\\'); ++ptr)
76 /* delete the file name */
77 ptr = strrchr(szBuffer, '/');
81 /* remove leading lib path */
82 ptr = strstr(szBuffer, subStr);
84 ptr += sizeof(subStr)-1;
88 for (p = staticlinkmodules; *p;p++) {
89 if (strstr(ptr, *p)) return 1;
94 MODULE = DynaLoader PACKAGE = DynaLoader
97 (void)dl_private_init(PERL_OBJECT_THIS);
100 dl_load_file(filename,flags=0)
105 WCHAR wfilename[MAX_PATH];
106 DLDEBUG(1,PerlIO_printf(PerlIO_stderr(),"dl_load_file(%s):\n", filename));
107 if (dl_static_linked(filename) == 0) {
109 A2WHELPER(filename, wfilename, sizeof(wfilename), GETINTERPMODE());
110 RETVAL = (void*) LoadLibraryExW(wfilename, NULL, LOAD_WITH_ALTERED_SEARCH_PATH);
113 RETVAL = (void*) LoadLibraryExA(filename, NULL, LOAD_WITH_ALTERED_SEARCH_PATH);
117 RETVAL = (void*) GetModuleHandle(NULL);
118 DLDEBUG(2,PerlIO_printf(PerlIO_stderr()," libref=%x\n", RETVAL));
119 ST(0) = sv_newmortal() ;
121 SaveError(PERL_OBJECT_THIS_ "load_file:%s",
122 OS_Error_String(PERL_OBJECT_THIS)) ;
124 sv_setiv( ST(0), (IV)RETVAL);
128 dl_find_symbol(libhandle, symbolname)
132 DLDEBUG(2,PerlIO_printf(PerlIO_stderr(),"dl_find_symbol(handle=%x, symbol=%s)\n",
133 libhandle, symbolname));
134 RETVAL = (void*) GetProcAddress((HINSTANCE) libhandle, symbolname);
135 DLDEBUG(2,PerlIO_printf(PerlIO_stderr()," symbolref = %x\n", RETVAL));
136 ST(0) = sv_newmortal() ;
138 SaveError(PERL_OBJECT_THIS_ "find_symbol:%s",
139 OS_Error_String(PERL_OBJECT_THIS)) ;
141 sv_setiv( ST(0), (IV)RETVAL);
150 # These functions should not need changing on any platform:
153 dl_install_xsub(perl_name, symref, filename="$Package")
158 DLDEBUG(2,PerlIO_printf(PerlIO_stderr(),"dl_install_xsub(name=%s, symref=%x)\n",
160 ST(0)=sv_2mortal(newRV((SV*)newXS(perl_name, (void(*)(CV* _CPERLarg))symref, filename)));