| Commit | Line | Data |
|---|
| 0a753a76 |
1 | /* dl_win32.xs |
| 2 | * |
| 3 | * Platform: Win32 (Windows NT/Windows 95) |
| 4 | * Author: Wei-Yuen Tan (wyt@hip.com) |
| 5 | * Created: A warm day in June, 1995 |
| 6 | * |
| 7 | * Modified: |
| 8 | * August 23rd 1995 - rewritten after losing everything when I |
| 9 | * wiped off my NT partition (eek!) |
| 10 | */ |
| 11 | |
| 12 | /* Porting notes: |
| 13 | |
| 14 | I merely took Paul's dl_dlopen.xs, took out extraneous stuff and |
| 15 | replaced the appropriate SunOS calls with the corresponding Win32 |
| 16 | calls. |
| 17 | |
| 18 | */ |
| 19 | |
| 20 | #define WIN32_LEAN_AND_MEAN |
| 21 | #include <windows.h> |
| 22 | #include <string.h> |
| 23 | |
| 24 | #include "EXTERN.h" |
| 25 | #include "perl.h" |
| 26 | #include "XSUB.h" |
| 27 | |
| 28 | #include "dlutils.c" /* SaveError() etc */ |
| 29 | |
| 30 | static void |
| 31 | dl_private_init() |
| 32 | { |
| 33 | (void)dl_generic_private_init(); |
| 34 | } |
| 35 | |
| 36 | static int |
| 37 | dl_static_linked(char *filename) |
| 38 | { |
| 68dc0745 |
39 | char **p; |
| 0a753a76 |
40 | for (p = staticlinkmodules; *p;p++) { |
| 68dc0745 |
41 | if (strstr(filename, *p)) return 1; |
| 42 | }; |
| 43 | return 0; |
| 0a753a76 |
44 | } |
| 45 | |
| 46 | MODULE = DynaLoader PACKAGE = DynaLoader |
| 47 | |
| 48 | BOOT: |
| 49 | (void)dl_private_init(); |
| 50 | |
| 51 | void * |
| 52 | dl_load_file(filename,flags=0) |
| 53 | char * filename |
| 54 | int flags |
| 55 | PREINIT: |
| 56 | CODE: |
| 57 | DLDEBUG(1,fprintf(stderr,"dl_load_file(%s):\n", filename)); |
| 68dc0745 |
58 | if (dl_static_linked(filename) == 0) |
| 59 | RETVAL = (void*) LoadLibraryEx(filename, NULL, LOAD_WITH_ALTERED_SEARCH_PATH ) ; |
| 60 | else |
| 61 | RETVAL = (void*) GetModuleHandle(NULL); |
| 0a753a76 |
62 | DLDEBUG(2,fprintf(stderr," libref=%x\n", RETVAL)); |
| 63 | ST(0) = sv_newmortal() ; |
| 64 | if (RETVAL == NULL) |
| 65 | SaveError("%d",GetLastError()) ; |
| 66 | else |
| 67 | sv_setiv( ST(0), (IV)RETVAL); |
| 68 | |
| 69 | |
| 70 | void * |
| 71 | dl_find_symbol(libhandle, symbolname) |
| 72 | void * libhandle |
| 73 | char * symbolname |
| 74 | CODE: |
| 75 | DLDEBUG(2,fprintf(stderr,"dl_find_symbol(handle=%x, symbol=%s)\n", |
| 68dc0745 |
76 | libhandle, symbolname)); |
| 0a753a76 |
77 | RETVAL = (void*) GetProcAddress((HINSTANCE) libhandle, symbolname); |
| 78 | DLDEBUG(2,fprintf(stderr," symbolref = %x\n", RETVAL)); |
| 79 | ST(0) = sv_newmortal() ; |
| 80 | if (RETVAL == NULL) |
| 81 | SaveError("%d",GetLastError()) ; |
| 82 | else |
| 83 | sv_setiv( ST(0), (IV)RETVAL); |
| 84 | |
| 85 | |
| 86 | void |
| 87 | dl_undef_symbols() |
| 88 | PPCODE: |
| 89 | |
| 90 | |
| 91 | |
| 92 | # These functions should not need changing on any platform: |
| 93 | |
| 94 | void |
| 95 | dl_install_xsub(perl_name, symref, filename="$Package") |
| 96 | char * perl_name |
| 97 | void * symref |
| 98 | char * filename |
| 99 | CODE: |
| 100 | DLDEBUG(2,fprintf(stderr,"dl_install_xsub(name=%s, symref=%x)\n", |
| 68dc0745 |
101 | perl_name, symref)); |
| 102 | ST(0)=sv_2mortal(newRV((SV*)newXS(perl_name, (void(*)(CV*))symref, filename))); |
| 0a753a76 |
103 | |
| 104 | |
| 105 | char * |
| 106 | dl_error() |
| 107 | CODE: |
| 108 | RETVAL = LastError ; |
| 109 | OUTPUT: |
| 110 | RETVAL |
| 111 | |
| 112 | # end. |
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