Microsoft KB Archive/130138

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BUG: Win32s 1.25a Bug List

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Q130138

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The information in this article applies to:


 * Microsoft Win32s version 1.25a

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SUMMARY
The following is a list of the known bugs in Win32s version 1.25 at the time of its release.


 * Incorrect context at EXIT_PROCESS_DEBUG_EVENT.
 * Progman gets restored when debugger app exits.
 * Using StartDoc does not produce document from printer.
 * EM_GETWORDBREAKPROC return code is incorrect.
 * Int 3 cannot be trapped via Structured Exception Handling (SEH) on Win32s.
 * Win32s does not open all files in RAW mode, as Windows NT does.
 * Cannot do ReadProcessMemory (RPM) on memory that has a hardware breakpoint set on it.
 * C run-time functions getdcwd/getcwd do not work.
 * GetFullPathName returns the root directory for any drive that is not the current drive.
 * PlayMetaFileRecord/EnumMetaFile contains incorrect lpHTable.
 * Size of memory mapped files is rounded to a whole number of pages, meaning that the size is a multiple of 4096 bytes.
 * Functions chdrive and SetCurrentDirectory fail on PCNFS network drives.
 * GetExitCodeProcess does not return exit codes for 16-bit Windows-based applications.
 * Memory passed to Netbios must be allocated with GlobalAlloc.
 * biSizeImage field of BITMAPINFOHEADER is zero.
 * CreateFile on certain invalid long filesnames closes Windows.
 * Only the first CBT hook gets messages.
 * Most registry functions return the Windows 3.1 return codes, not the Windows NT return codes.
 * GlobalReAlloc(x,y,GMEM_MOVEABLE) returns wrong handle type.
 * GetVolumeInformation fails for Universal Naming Convention (UNC) root path.
 * ResumeThread while debugging writes to debuggee stack.
 * GetShortPathName doesn't fail with a bad path, as it does on Windows NT.
 * CreateDirectory/RemoveDirectory handle errors differently than on Windows NT.
 * SetCurrentDirctory returns different error codes than on Windows NT.
 * FindText leaks memory.
 * Win32s doesn't support language files other than default (l_intl.nls).
 * spawnl does not pass parameters to an MS-DOS-based application.
 * Win32s does not support forwarded exports.
 * GetDlgItemInt only translates numbers <= 32767 (a 16-bit integer).
 * Changing system locale in Win32s will not have an effect until Win32s is loaded again, unlike on Windows NT.
 * Module Management APIs missing ANSI to OEM translation.
 * When WS_TABSTOP is passed to CreateWindow, this forces a WS_MAXIMIZEBOX.
 * Stubbed API FindFirstFileW does not return -1 to indicate failure.
 * SearchPath and OpenFile don't work properly with OEM chars in the filename.
 * GetSystemInfo doesn't set correct ProcessorType for the Pentium.
 * FormatMessage doesn't set last error.
 * FormatMessage fails with LANG_NEUTRAL | SUBLANG_DEFAULT, but works with LANG_ENGLISH | SUBLANG_ENGLISH_US.
 * After calling CreateFile on a write-protected floppy GetLastError returns 2, instead of 19, as it should.
 * VirtualProtect with anything other than PAGE_NOACCESS, PAGE_READ, OR PAGE_READWRITE yields unpredictable page protections.
 * COMPAREITEMSTRUCT, DELETEITEMSTRUCT, DRAWITEMSTRUCT, AND MEASUREITEMSTRUCT incorrectly sign-extend fields.
 * GetWindowTextLength & GetWindowText incorrectly sign-extend the return value.
 * MoveFile fails on Windows for Workgroups when the source is remote and the destination is local.

Additional query words: 1.25

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Issue type :

Technology : kbWin32sSearch kbWin32s125a