2 * Shell Library Functions
12 #include "wine/winuser16.h"
13 #include "wine/winbase16.h"
14 #include "wine/shell16.h"
19 #include "debugtools.h"
23 DEFAULT_DEBUG_CHANNEL(shell
);
24 DECLARE_DEBUG_CHANNEL(exec
);
27 typedef struct { /* structure for dropped files */
30 BOOL16 fInNonClientArea
;
31 /* memory block with filenames follows */
32 } DROPFILESTRUCT16
, *LPDROPFILESTRUCT16
;
34 static const char* lpstrMsgWndCreated
= "OTHERWINDOWCREATED";
35 static const char* lpstrMsgWndDestroyed
= "OTHERWINDOWDESTROYED";
36 static const char* lpstrMsgShellActivate
= "ACTIVATESHELLWINDOW";
38 static HWND16 SHELL_hWnd
= 0;
39 static HHOOK SHELL_hHook
= 0;
40 static UINT16 uMsgWndCreated
= 0;
41 static UINT16 uMsgWndDestroyed
= 0;
42 static UINT16 uMsgShellActivate
= 0;
43 HINSTANCE16 SHELL_hInstance
= 0;
44 HINSTANCE SHELL_hInstance32
;
45 static int SHELL_Attach
= 0;
47 /***********************************************************************
48 * SHELL_DllEntryPoint [SHELL.entry]
50 * Initialization code for shell.dll. Automatically loads the
51 * 32-bit shell32.dll to allow thunking up to 32-bit code.
55 BOOL WINAPI
SHELL_DllEntryPoint(DWORD Reason
, HINSTANCE16 hInst
,
56 WORD ds
, WORD HeapSize
, DWORD res1
, WORD res2
)
58 TRACE("(%08lx, %04x, %04x, %04x, %08lx, %04x)\n",
59 Reason
, hInst
, ds
, HeapSize
, res1
, res2
);
63 case DLL_PROCESS_ATTACH
:
64 if (SHELL_Attach
++) break;
65 SHELL_hInstance
= hInst
;
66 if(!SHELL_hInstance32
)
68 if(!(SHELL_hInstance32
= LoadLibraryA("shell32.dll")))
70 ERR("Could not load sibling shell32.dll\n");
76 case DLL_PROCESS_DETACH
:
81 FreeLibrary(SHELL_hInstance32
);
88 /*************************************************************************
89 * DragAcceptFiles16 [SHELL.9]
91 void WINAPI
DragAcceptFiles16(HWND16 hWnd
, BOOL16 b
)
93 DragAcceptFiles(hWnd
, b
);
96 /*************************************************************************
97 * DragQueryFile16 [SHELL.11]
99 UINT16 WINAPI
DragQueryFile16(
107 LPDROPFILESTRUCT16 lpDropFileStruct
= (LPDROPFILESTRUCT16
) GlobalLock16(hDrop
);
109 TRACE("(%04x, %x, %p, %u)\n", hDrop
,wFile
,lpszFile
,wLength
);
111 if(!lpDropFileStruct
) goto end
;
113 lpDrop
= (LPSTR
) lpDropFileStruct
+ lpDropFileStruct
->wSize
;
114 wFile
= (wFile
==0xffff) ? 0xffffffff : wFile
;
118 while (*lpDrop
++); /* skip filename */
121 i
= (wFile
== 0xFFFFFFFF) ? i
: 0;
128 if (!lpszFile
) goto end
; /* needed buffer size */
129 i
= (wLength
> i
) ? i
: wLength
;
130 lstrcpynA (lpszFile
, lpDrop
, i
);
132 GlobalUnlock16(hDrop
);
136 /*************************************************************************
137 * DragFinish16 [SHELL.12]
139 void WINAPI
DragFinish16(HDROP16 h
)
142 GlobalFree16((HGLOBAL16
)h
);
146 /*************************************************************************
147 * DragQueryPoint16 [SHELL.13]
149 BOOL16 WINAPI
DragQueryPoint16(HDROP16 hDrop
, POINT16
*p
)
151 LPDROPFILESTRUCT16 lpDropFileStruct
;
154 lpDropFileStruct
= (LPDROPFILESTRUCT16
) GlobalLock16(hDrop
);
156 memcpy(p
,&lpDropFileStruct
->ptMousePos
,sizeof(POINT16
));
157 bRet
= lpDropFileStruct
->fInNonClientArea
;
159 GlobalUnlock16(hDrop
);
163 /*************************************************************************
164 * SHELL_FindExecutable [Internal]
166 * Utility for code sharing between FindExecutable and ShellExecute
168 HINSTANCE
SHELL_FindExecutable( LPCSTR lpFile
,
171 { char *extension
= NULL
; /* pointer to file extension */
172 char tmpext
[5]; /* local copy to mung as we please */
173 char filetype
[256]; /* registry name for this filetype */
174 LONG filetypelen
=256; /* length of above */
175 char command
[256]; /* command from registry */
176 LONG commandlen
=256; /* This is the most DOS can handle :) */
177 char buffer
[256]; /* Used to GetProfileString */
178 HINSTANCE retval
=31; /* default - 'No association was found' */
179 char *tok
; /* token pointer */
180 int i
; /* random counter */
181 char xlpFile
[256] = ""; /* result of SearchPath */
183 TRACE("%s\n", (lpFile
!= NULL
?lpFile
:"-") );
185 lpResult
[0]='\0'; /* Start off with an empty return string */
187 /* trap NULL parameters on entry */
188 if (( lpFile
== NULL
) || ( lpResult
== NULL
) || ( lpOperation
== NULL
))
189 { WARN_(exec
)("(lpFile=%s,lpResult=%s,lpOperation=%s): NULL parameter\n",
190 lpFile
, lpOperation
, lpResult
);
191 return 2; /* File not found. Close enough, I guess. */
194 if (SearchPathA( NULL
, lpFile
,".exe",sizeof(xlpFile
),xlpFile
,NULL
))
195 { TRACE("SearchPathA returned non-zero\n");
199 /* First thing we need is the file's extension */
200 extension
= strrchr( xlpFile
, '.' ); /* Assume last "." is the one; */
201 /* File->Run in progman uses */
203 TRACE("xlpFile=%s,extension=%s\n", xlpFile
, extension
);
205 if ((extension
== NULL
) || (extension
== &xlpFile
[strlen(xlpFile
)]))
206 { WARN("Returning 31 - No association\n");
207 return 31; /* no association */
210 /* Make local copy & lowercase it for reg & 'programs=' lookup */
211 lstrcpynA( tmpext
, extension
, 5 );
212 CharLowerA( tmpext
);
213 TRACE("%s file\n", tmpext
);
215 /* Three places to check: */
216 /* 1. win.ini, [windows], programs (NB no leading '.') */
217 /* 2. Registry, HKEY_CLASS_ROOT\<filetype>\shell\open\command */
218 /* 3. win.ini, [extensions], extension (NB no leading '.' */
219 /* All I know of the order is that registry is checked before */
220 /* extensions; however, it'd make sense to check the programs */
221 /* section first, so that's what happens here. */
223 /* See if it's a program - if GetProfileString fails, we skip this
224 * section. Actually, if GetProfileString fails, we've probably
225 * got a lot more to worry about than running a program... */
226 if ( GetProfileStringA("windows", "programs", "exe pif bat com",
227 buffer
, sizeof(buffer
)) > 0 )
228 { for (i
=0;i
<strlen(buffer
); i
++) buffer
[i
]=tolower(buffer
[i
]);
230 tok
= strtok(buffer
, " \t"); /* ? */
233 if (strcmp(tok
, &tmpext
[1])==0) /* have to skip the leading "." */
235 strcpy(lpResult
, xlpFile
);
236 /* Need to perhaps check that the file has a path
238 TRACE("found %s\n", lpResult
);
241 /* Greater than 32 to indicate success FIXME According to the
242 * docs, I should be returning a handle for the
243 * executable. Does this mean I'm supposed to open the
244 * executable file or something? More RTFM, I guess... */
246 tok
=strtok(NULL
, " \t");
251 if (RegQueryValue16( HKEY_CLASSES_ROOT
, tmpext
, filetype
,
252 &filetypelen
) == ERROR_SUCCESS
)
254 filetype
[filetypelen
]='\0';
255 TRACE("File type: %s\n", filetype
);
257 /* Looking for ...buffer\shell\lpOperation\command */
258 strcat( filetype
, "\\shell\\" );
259 strcat( filetype
, lpOperation
);
260 strcat( filetype
, "\\command" );
262 if (RegQueryValue16( HKEY_CLASSES_ROOT
, filetype
, command
,
263 &commandlen
) == ERROR_SUCCESS
)
270 /* Get the parameters needed by the application
271 from the associated ddeexec key */
272 tmp
= strstr(filetype
,"command");
274 strcat(filetype
,"ddeexec");
276 if(RegQueryValue16( HKEY_CLASSES_ROOT
, filetype
, param
,¶mlen
) == ERROR_SUCCESS
)
279 strcat(command
,param
);
280 commandlen
+= paramlen
;
283 /* Is there a replace() function anywhere? */
284 command
[commandlen
]='\0';
285 strcpy( lpResult
, command
);
286 tok
=strstr( lpResult
, "%1" );
289 tok
[0]='\0'; /* truncate string at the percent */
290 strcat( lpResult
, xlpFile
); /* what if no dir in xlpFile? */
291 tok
=strstr( command
, "%1" );
292 if ((tok
!=NULL
) && (strlen(tok
)>2))
294 strcat( lpResult
, &tok
[2] );
297 retval
=33; /* FIXME see above */
300 else /* Check win.ini */
302 /* Toss the leading dot */
304 if ( GetProfileStringA( "extensions", extension
, "", command
,
305 sizeof(command
)) > 0)
307 if (strlen(command
)!=0)
309 strcpy( lpResult
, command
);
310 tok
=strstr( lpResult
, "^" ); /* should be ^.extension? */
314 strcat( lpResult
, xlpFile
); /* what if no dir in xlpFile? */
315 tok
=strstr( command
, "^" ); /* see above */
316 if ((tok
!= NULL
) && (strlen(tok
)>5))
318 strcat( lpResult
, &tok
[5]);
321 retval
=33; /* FIXME - see above */
326 TRACE("returning %s\n", lpResult
);
330 /*************************************************************************
331 * ShellExecute16 [SHELL.20]
333 HINSTANCE16 WINAPI
ShellExecute16( HWND16 hWnd
, LPCSTR lpOperation
,
334 LPCSTR lpFile
, LPCSTR lpParameters
,
335 LPCSTR lpDirectory
, INT16 iShowCmd
)
336 { HINSTANCE16 retval
=31;
340 TRACE("(%04x,'%s','%s','%s','%s',%x)\n",
341 hWnd
, lpOperation
? lpOperation
:"<null>", lpFile
? lpFile
:"<null>",
342 lpParameters
? lpParameters
: "<null>",
343 lpDirectory
? lpDirectory
: "<null>", iShowCmd
);
345 if (lpFile
==NULL
) return 0; /* should not happen */
346 if (lpOperation
==NULL
) /* default is open */
350 { GetCurrentDirectoryA( sizeof(old_dir
), old_dir
);
351 SetCurrentDirectoryA( lpDirectory
);
354 /* First try to execute lpFile with lpParameters directly */
356 strcat(cmd
,lpParameters
? lpParameters
: "");
358 retval
= WinExec16( cmd
, iShowCmd
);
360 /* Unable to execute lpFile directly
361 Check if we can match an application to lpFile */
365 retval
= SHELL_FindExecutable( lpFile
, lpOperation
, cmd
);
367 if (retval
> 32) /* Found */
372 strcat(cmd
,lpParameters
);
374 retval
= WinExec16( cmd
, iShowCmd
);
376 else if(PathIsURLA((LPSTR
)lpFile
)) /* File not found, check for URL */
378 char lpstrProtocol
[256];
383 lpstrRes
= strchr(lpFile
,':');
384 iSize
= lpstrRes
- lpFile
;
386 /* Looking for ...protocol\shell\lpOperation\command */
387 strncpy(lpstrProtocol
,lpFile
,iSize
);
388 lpstrProtocol
[iSize
]='\0';
389 strcat( lpstrProtocol
, "\\shell\\" );
390 strcat( lpstrProtocol
, lpOperation
);
391 strcat( lpstrProtocol
, "\\command" );
393 /* Remove File Protocol from lpFile */
394 /* In the case file://path/file */
395 if(!strncasecmp(lpFile
,"file",iSize
))
398 while(*lpFile
== ':') lpFile
++;
402 /* Get the application for the protocol and execute it */
403 if (RegQueryValue16( HKEY_CLASSES_ROOT
, lpstrProtocol
, cmd
,
404 &cmdlen
) == ERROR_SUCCESS
)
408 char param
[256] = "";
411 /* Get the parameters needed by the application
412 from the associated ddeexec key */
413 tmp
= strstr(lpstrProtocol
,"command");
415 strcat(lpstrProtocol
,"ddeexec");
417 if(RegQueryValue16( HKEY_CLASSES_ROOT
, lpstrProtocol
, param
,¶mlen
) == ERROR_SUCCESS
)
424 /* Is there a replace() function anywhere? */
427 tok
=strstr( cmd
, "%1" );
430 tok
[0]='\0'; /* truncate string at the percent */
431 strcat( cmd
, lpFile
); /* what if no dir in xlpFile? */
432 tok
=strstr( cmd
, "%1" );
433 if ((tok
!=NULL
) && (strlen(tok
)>2))
435 strcat( cmd
, &tok
[2] );
439 retval
= WinExec16( cmd
, iShowCmd
);
442 /* Check if file specified is in the form www.??????.*** */
443 else if(!strncasecmp(lpFile
,"www",3))
445 /* if so, append lpFile http:// and call ShellExecute */
446 char lpstrTmpFile
[256] = "http://" ;
447 strcat(lpstrTmpFile
,lpFile
);
448 retval
= ShellExecuteA(hWnd
,lpOperation
,lpstrTmpFile
,NULL
,NULL
,0);
452 SetCurrentDirectoryA( old_dir
);
456 /*************************************************************************
457 * FindExecutable16 (SHELL.21)
459 HINSTANCE16 WINAPI
FindExecutable16( LPCSTR lpFile
, LPCSTR lpDirectory
,
461 { return (HINSTANCE16
)FindExecutableA( lpFile
, lpDirectory
, lpResult
);
465 /*************************************************************************
466 * AboutDlgProc16 (SHELL.33)
468 BOOL16 WINAPI
AboutDlgProc16( HWND16 hWnd
, UINT16 msg
, WPARAM16 wParam
,
470 { return AboutDlgProc( hWnd
, msg
, wParam
, lParam
);
474 /*************************************************************************
475 * ShellAbout16 (SHELL.22)
477 BOOL16 WINAPI
ShellAbout16( HWND16 hWnd
, LPCSTR szApp
, LPCSTR szOtherStuff
,
479 { return ShellAboutA( hWnd
, szApp
, szOtherStuff
, hIcon
);
482 /*************************************************************************
483 * InternalExtractIcon [SHELL.39]
485 * This abortion is called directly by Progman
487 HGLOBAL16 WINAPI
InternalExtractIcon16(HINSTANCE16 hInstance
,
488 LPCSTR lpszExeFileName
, UINT16 nIconIndex
, WORD n
)
491 HICON16
*RetPtr
= NULL
;
495 TRACE("(%04x,file %s,start %d,extract %d\n",
496 hInstance
, lpszExeFileName
, nIconIndex
, n
);
501 hFile
= OpenFile( lpszExeFileName
, &ofs
, OF_READ
);
503 hRet
= GlobalAlloc16( GMEM_FIXED
| GMEM_ZEROINIT
, sizeof(HICON16
)*n
);
504 RetPtr
= (HICON16
*)GlobalLock16(hRet
);
506 if (hFile
== HFILE_ERROR
)
507 { /* not found - load from builtin module if available */
508 HINSTANCE hInst
= (HINSTANCE
)LoadLibrary16(lpszExeFileName
);
510 if (hInst
< 32) /* hmm, no Win16 module - try Win32 :-) */
511 hInst
= LoadLibraryA(lpszExeFileName
);
515 for (i
=nIconIndex
; i
< nIconIndex
+ n
; i
++)
516 RetPtr
[i
-nIconIndex
] =
517 (HICON16
)LoadIconA(hInst
, (LPCSTR
)(DWORD
)i
);
521 GlobalFree16( hRet
);
525 if (nIconIndex
== (UINT16
)-1) /* get number of icons */
527 RetPtr
[0] = PrivateExtractIconsA( ofs
.szPathName
, -1, 0, 0, NULL
, 0, 0, 0 );
533 icons
= HeapAlloc( GetProcessHeap(), 0, n
* sizeof(*icons
) );
534 res
= PrivateExtractIconsA( ofs
.szPathName
, nIconIndex
,
535 GetSystemMetrics(SM_CXICON
),
536 GetSystemMetrics(SM_CYICON
),
541 for (i
= 0; i
< n
; i
++) RetPtr
[i
] = (HICON16
)icons
[i
];
545 GlobalFree16( hRet
);
548 HeapFree( GetProcessHeap(), 0, icons
);
553 /*************************************************************************
554 * ExtractIcon16 (SHELL.34)
556 HICON16 WINAPI
ExtractIcon16( HINSTANCE16 hInstance
, LPCSTR lpszExeFileName
,
559 return ExtractIconA( hInstance
, lpszExeFileName
, nIconIndex
);
562 /*************************************************************************
563 * ExtractIconEx16 (SHELL.40)
565 HICON16 WINAPI
ExtractIconEx16(
566 LPCSTR lpszFile
, INT16 nIconIndex
, HICON16
*phiconLarge
,
567 HICON16
*phiconSmall
, UINT16 nIcons
569 HICON
*ilarge
,*ismall
;
574 ilarge
= (HICON
*)HeapAlloc(GetProcessHeap(),0,nIcons
*sizeof(HICON
));
578 ismall
= (HICON
*)HeapAlloc(GetProcessHeap(),0,nIcons
*sizeof(HICON
));
581 ret
= ExtractIconExA(lpszFile
,nIconIndex
,ilarge
,ismall
,nIcons
);
583 for (i
=0;i
<nIcons
;i
++)
584 phiconLarge
[i
]=ilarge
[i
];
585 HeapFree(GetProcessHeap(),0,ilarge
);
588 for (i
=0;i
<nIcons
;i
++)
589 phiconSmall
[i
]=ismall
[i
];
590 HeapFree(GetProcessHeap(),0,ismall
);
595 /*************************************************************************
596 * ExtractAssociatedIcon [SHELL.36]
598 * Return icon for given file (either from file itself or from associated
599 * executable) and patch parameters if needed.
601 HICON16 WINAPI
ExtractAssociatedIcon16(HINSTANCE16 hInst
, LPSTR lpIconPath
, LPWORD lpiIcon
)
608 lpiIcon
= &wDummyIcon
;
610 hIcon
= ExtractIcon16(hInst
, lpIconPath
, *lpiIcon
);
613 { if( hIcon
== 1 ) /* no icons found in given file */
614 { char tempPath
[0x80];
615 UINT16 uRet
= FindExecutable16(lpIconPath
,NULL
,tempPath
);
617 if( uRet
> 32 && tempPath
[0] )
618 { strcpy(lpIconPath
,tempPath
);
619 hIcon
= ExtractIcon16(hInst
, lpIconPath
, *lpiIcon
);
627 *lpiIcon
= 2; /* MSDOS icon - we found .exe but no icons in it */
629 *lpiIcon
= 6; /* generic icon - found nothing */
631 GetModuleFileName16(hInst
, lpIconPath
, 0x80);
632 hIcon
= LoadIconA( hInst
, MAKEINTRESOURCEA(*lpiIcon
));
637 /*************************************************************************
638 * ExtractAssociatedIconA
640 * Return icon for given file (either from file itself or from associated
641 * executable) and patch parameters if needed.
643 HICON WINAPI
ExtractAssociatedIconA(HINSTANCE hInst
, LPSTR lpIconPath
, LPWORD lpiIcon
)
645 return ExtractAssociatedIcon16(hInst
,lpIconPath
,lpiIcon
);
648 /*************************************************************************
649 * FindEnvironmentString [SHELL.38]
651 * Returns a pointer into the DOS environment... Ugh.
653 LPSTR
SHELL_FindString(LPSTR lpEnv
, LPCSTR entry
)
659 for( ; *lpEnv
; lpEnv
+=strlen(lpEnv
)+1 )
660 { if( strncasecmp(lpEnv
, entry
, l
) )
663 return (lpEnv
+ l
); /* empty entry */
664 else if ( *(lpEnv
+l
)== '=' )
665 return (lpEnv
+ l
+ 1);
670 /**********************************************************************/
672 SEGPTR WINAPI
FindEnvironmentString16(LPSTR str
)
674 LPSTR lpEnv
,lpString
;
677 spEnv
= GetDOSEnvironment16();
679 lpEnv
= MapSL(spEnv
);
680 lpString
= (spEnv
)?SHELL_FindString(lpEnv
, str
):NULL
;
682 if( lpString
) /* offset should be small enough */
683 return spEnv
+ (lpString
- lpEnv
);
687 /*************************************************************************
688 * DoEnvironmentSubst [SHELL.37]
690 * Replace %KEYWORD% in the str with the value of variable KEYWORD
691 * from "DOS" environment.
693 DWORD WINAPI
DoEnvironmentSubst16(LPSTR str
,WORD length
)
695 LPSTR lpEnv
= MapSL(GetDOSEnvironment16());
696 LPSTR lpBuffer
= (LPSTR
)HeapAlloc( GetProcessHeap(), 0, length
);
698 LPSTR lpbstr
= lpBuffer
;
702 TRACE("accept %s\n", str
);
704 while( *lpstr
&& lpbstr
- lpBuffer
< length
)
710 do { lpend
++; } while( *lpend
&& *lpend
!= '%' );
711 if( *lpend
== '%' && lpend
- lpstr
> 1 ) /* found key */
715 lpKey
= SHELL_FindString(lpEnv
, lpstr
+1);
716 if( lpKey
) /* found key value */
718 int l
= strlen(lpKey
);
720 if( l
> length
- (lpbstr
- lpBuffer
) - 1 )
722 WARN("-- Env subst aborted - string too short\n");
726 strcpy(lpbstr
, lpKey
);
733 else break; /* back off and whine */
738 *lpbstr
++ = *lpstr
++;
742 if( lpstr
- str
== strlen(str
) )
744 strncpy(str
, lpBuffer
, length
);
750 TRACE("-- return %s\n", str
);
753 HeapFree( GetProcessHeap(), 0, lpBuffer
);
755 /* Return str length in the LOWORD
756 * and 1 in HIWORD if subst was successful.
758 return (DWORD
)MAKELONG(strlen(str
), length
);
761 /*************************************************************************
762 * ShellHookProc [SHELL.103]
763 * System-wide WH_SHELL hook.
765 LRESULT WINAPI
ShellHookProc16(INT16 code
, WPARAM16 wParam
, LPARAM lParam
)
767 TRACE("%i, %04x, %08x\n", code
, wParam
,
769 if( SHELL_hHook
&& SHELL_hWnd
)
774 case HSHELL_WINDOWCREATED
: uMsg
= uMsgWndCreated
; break;
775 case HSHELL_WINDOWDESTROYED
: uMsg
= uMsgWndDestroyed
; break;
776 case HSHELL_ACTIVATESHELLWINDOW
: uMsg
= uMsgShellActivate
;
778 PostMessageA( SHELL_hWnd
, uMsg
, wParam
, 0 );
780 return CallNextHookEx16( WH_SHELL
, code
, wParam
, lParam
);
783 /*************************************************************************
784 * RegisterShellHook [SHELL.102]
786 BOOL WINAPI
RegisterShellHook16(HWND16 hWnd
, UINT16 uAction
)
788 TRACE("%04x [%u]\n", hWnd
, uAction
);
792 case 2: /* register hWnd as a shell window */
795 HMODULE16 hShell
= GetModuleHandle16( "SHELL" );
796 HOOKPROC16 hookProc
= (HOOKPROC16
)GetProcAddress16( hShell
, (LPCSTR
)103 );
797 SHELL_hHook
= SetWindowsHookEx16( WH_SHELL
, hookProc
, hShell
, 0 );
800 uMsgWndCreated
= RegisterWindowMessageA( lpstrMsgWndCreated
);
801 uMsgWndDestroyed
= RegisterWindowMessageA( lpstrMsgWndDestroyed
);
802 uMsgShellActivate
= RegisterWindowMessageA( lpstrMsgShellActivate
);
805 WARN("-- unable to install ShellHookProc()!\n");
809 return ((SHELL_hWnd
= hWnd
) != 0);
813 WARN("-- unknown code %i\n", uAction
);
814 SHELL_hWnd
= 0; /* just in case */
820 /***********************************************************************
821 * DriveType16 (SHELL.262)
823 UINT16 WINAPI
DriveType16( UINT16 drive
)
826 char path
[] = "A:\\";
828 ret
= GetDriveTypeA(path
);
829 switch(ret
) /* some values are not supported in Win16 */
834 case DRIVE_NO_ROOT_DIR
: