Added hack to fetch the current directory from the subsystem tid so
that it is handled correctly in ntdll also for 16-bit tasks.
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bd1fdeddaa
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186b419e02
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@ -21,23 +21,6 @@
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#ifndef __WINE_KERNEL_PRIVATE_H
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#define __WINE_KERNEL_PRIVATE_H
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#include <stdarg.h>
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#include "windef.h"
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#include "winbase.h"
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#include "winreg.h"
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#include "winternl.h"
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/* The thread information for 16-bit threads */
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/* NtCurrentTeb()->SubSystemTib points to this */
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typedef struct
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{
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void *unknown; /* 00 unknown */
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UNICODE_STRING *exe_name; /* 04 exe module name */
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/* the following fields do not exist under Windows */
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UNICODE_STRING exe_str; /* exe name string pointed to by exe_name */
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} WIN16_SUBSYSTEM_TIB;
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HANDLE WINAPI OpenConsoleW(LPCWSTR, DWORD, BOOL, DWORD);
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BOOL WINAPI VerifyConsoleIoHandle(HANDLE);
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HANDLE WINAPI DuplicateConsoleHandle(HANDLE, DWORD, BOOL, DWORD);
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@ -432,6 +432,7 @@ static WIN16_SUBSYSTEM_TIB *allocate_win16_tib( TDB *pTask )
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{
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WCHAR path[MAX_PATH];
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WIN16_SUBSYSTEM_TIB *tib;
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UNICODE_STRING *curdir;
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NE_MODULE *pModule = NE_GetPtr( pTask->hModule );
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if (!(tib = HeapAlloc( GetProcessHeap(), 0, sizeof(*tib) ))) return NULL;
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@ -439,6 +440,15 @@ static WIN16_SUBSYSTEM_TIB *allocate_win16_tib( TDB *pTask )
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GetLongPathNameW( path, path, MAX_PATH );
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if (RtlCreateUnicodeString( &tib->exe_str, path )) tib->exe_name = &tib->exe_str;
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else tib->exe_name = NULL;
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RtlAcquirePebLock();
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curdir = &NtCurrentTeb()->Peb->ProcessParameters->CurrentDirectoryName;
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tib->curdir.MaximumLength = sizeof(tib->curdir_buffer);
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tib->curdir.Length = min( curdir->Length, tib->curdir.MaximumLength-sizeof(WCHAR) );
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tib->curdir.Buffer = tib->curdir_buffer;
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memcpy( tib->curdir_buffer, curdir->Buffer, tib->curdir.Length );
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tib->curdir_buffer[tib->curdir.Length/sizeof(WCHAR)] = 0;
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RtlReleasePebLock();
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return tib;
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}
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@ -518,6 +528,7 @@ static void TASK_CallTaskSignalProc( UINT16 uCode, HANDLE16 hTaskOrModule )
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*/
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void TASK_ExitTask(void)
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{
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WIN16_SUBSYSTEM_TIB *tib;
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TDB *pTask;
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DWORD lockCount;
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@ -553,6 +564,13 @@ void TASK_ExitTask(void)
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TASK_DeleteTask( pTask->hSelf );
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if ((tib = NtCurrentTeb()->Tib.SubSystemTib))
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{
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if (tib->exe_name) RtlFreeUnicodeString( tib->exe_name );
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HeapFree( GetProcessHeap(), 0, tib );
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NtCurrentTeb()->Tib.SubSystemTib = NULL;
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}
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/* ... and completely release the Win16Lock, just in case. */
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ReleaseThunkLock( &lockCount );
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}
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@ -541,6 +541,9 @@ static ULONG get_full_path_helper(LPCWSTR name, LPWSTR buffer, ULONG size)
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RtlAcquirePebLock();
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if (NtCurrentTeb()->Tib.SubSystemTib) /* FIXME: hack */
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cd = &((WIN16_SUBSYSTEM_TIB *)NtCurrentTeb()->Tib.SubSystemTib)->curdir;
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else
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cd = &NtCurrentTeb()->Peb->ProcessParameters->CurrentDirectoryName;
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switch (type = RtlDetermineDosPathNameType_U(name))
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@ -851,7 +854,11 @@ NTSTATUS WINAPI RtlGetCurrentDirectory_U(ULONG buflen, LPWSTR buf)
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RtlAcquirePebLock();
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if (NtCurrentTeb()->Tib.SubSystemTib) /* FIXME: hack */
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us = &((WIN16_SUBSYSTEM_TIB *)NtCurrentTeb()->Tib.SubSystemTib)->curdir;
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else
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us = &NtCurrentTeb()->Peb->ProcessParameters->CurrentDirectoryName;
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len = us->Length / sizeof(WCHAR);
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if (us->Buffer[len - 1] == '\\' && us->Buffer[len - 2] != ':')
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len--;
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@ -886,7 +893,11 @@ NTSTATUS WINAPI RtlSetCurrentDirectory_U(const UNICODE_STRING* dir)
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RtlAcquirePebLock();
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if (NtCurrentTeb()->Tib.SubSystemTib) /* FIXME: hack */
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curdir = &((WIN16_SUBSYSTEM_TIB *)NtCurrentTeb()->Tib.SubSystemTib)->curdir;
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else
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curdir = &NtCurrentTeb()->Peb->ProcessParameters->CurrentDirectoryName;
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size = curdir->MaximumLength;
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buf = RtlAllocateHeap(GetProcessHeap(), 0, size);
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@ -929,24 +940,6 @@ NTSTATUS WINAPI RtlSetCurrentDirectory_U(const UNICODE_STRING* dir)
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memmove(curdir->Buffer, buf, size + sizeof(WCHAR));
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curdir->Length = size;
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#if 0
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if (curdir->Buffer[1] == ':')
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{
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UNICODE_STRING env;
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WCHAR var[4];
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var[0] = '=';
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var[1] = curdir->Buffer[0];
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var[2] = ':';
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var[3] = 0;
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env.Length = 3 * sizeof(WCHAR);
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env.MaximumLength = 4 * sizeof(WCHAR);
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env.Buffer = var;
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RtlSetEnvironmentVariable(NULL, &env, curdir);
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}
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#endif
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out:
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if (buf) RtlFreeHeap(GetProcessHeap(), 0, buf);
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@ -133,6 +133,20 @@ typedef struct _TEB
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} TEB;
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#endif /* WINE_TEB_DEFINED */
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/* The thread information for 16-bit threads */
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/* NtCurrentTeb()->SubSystemTib points to this */
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typedef struct
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{
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void *unknown; /* 00 unknown */
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UNICODE_STRING *exe_name; /* 04 exe module name */
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/* the following fields do not exist under Windows */
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UNICODE_STRING exe_str; /* exe name string pointed to by exe_name */
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UNICODE_STRING curdir; /* current directory */
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WCHAR curdir_buffer[MAX_PATH];
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} WIN16_SUBSYSTEM_TIB;
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/* scheduler/thread.c */
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extern TEB *THREAD_InitStack( TEB *teb, DWORD stack_size );
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