Drop NT4 support.

* autoload.cc (DnsQuery_A): Fatal if not available.
	(DnsRecordListFree): Ditto.
	(DsGetDcNameW): Ditto.
	(NetGetAnyDCName): Remove.
	(NetGetDCName): Remove.
	(EnumProcessModules): Fatal if not available.
	(GetModuleFileNameExW): Ditto.
	(GetModuleInformation): Ditto.
	(GetProcessMemoryInfo): Ditto.
	(QueryWorkingSet): Ditto.
	(LsaRegisterLogonProcess): Ditto.
	* fenv.cc (_feinitialise): Drop supports_sse condition.
	* fhandler_disk_file.cc (path_conv::isgood_inode): Fix comment.
	(fhandler_base::fstat_by_name): Drop has_fileid_dirinfo condition.
	(fhandler_disk_file::opendir): Ditto.
	* fhandler_netdrive.cc (fhandler_netdrive::readdir): Fix comment.
	* fhandler_proc.cc (format_proc_partitions): Drop NT4-only code.
	* fhandler_process.cc (get_process_state): Ditto.
	* kernel32.cc (GetWindowsDirectoryW): Remove.
	(GetWindowsDirectoryA): Remove.
	* miscfuncs.cc (nice_to_winprio): Drop NT4-only code.
	* mount.cc (fs_info::update): Fix comments.
	* net.cc (get_2k_ifs): Drop NT4-only code.
	* sec_auth.cc (get_logon_server): Ditto.
	(lsaauth): Drop NT4-specific error handling.
	* security.cc (alloc_sd): Set SE_DACL_PROTECTED unconditionally.
	* select.cc (select_stuff::wait): Always use MWMO_INPUTAVAILABLE.
	(peek_windows): Drop NT4-only condition in call to PeekMessage.
	* syscalls.cc (gethostid): Remove NT4-only workaround.
	* wincap.cc: Througout, drop has_dacl_protect,
	has_broken_if_oper_status, has_process_io_counters,
	has_terminal_services, has_extended_priority_class, has_guid_volumes,
	has_fileid_dirinfo, has_mwmo_inputavailable and supports_sse from
	wincaps.
	(wincap_nt4sp4): Remove.
	(wincap_minimal): Set to wincap_2000.
	(wincapc::init): Rely on availability of OSVERSIONINFOEX structure.
	Treat error from GetVersionEx as fatal.  Treat NT4 as fatal.
	* wincap.h (struct wincaps): Drop has_dacl_protect,
	has_broken_if_oper_status, has_process_io_counters,
	has_terminal_services, has_extended_priority_class, has_guid_volumes,
	has_fileid_dirinfo, has_mwmo_inputavailable and supports_sse flags
	and methods.
	* winlean.h (GetWindowsDirectoryW) Define as GetSystemWindowsDirectoryW.
	(GetWindowsDirectoryA): Define as GetSystemWindowsDirectoryA.

winsup/cygwin/ChangeLog

@@ -1,3 +1,52 @@
+2011-04-04  Corinna Vinschen  <corinna@vinschen.de>
+
+	Drop NT4 support.
+	* autoload.cc (DnsQuery_A): Fatal if not available.
+	(DnsRecordListFree): Ditto.
+	(DsGetDcNameW): Ditto.
+	(NetGetAnyDCName): Remove.
+	(NetGetDCName): Remove.
+	(EnumProcessModules): Fatal if not available.
+	(GetModuleFileNameExW): Ditto.
+	(GetModuleInformation): Ditto.
+	(GetProcessMemoryInfo): Ditto.
+	(QueryWorkingSet): Ditto.
+	(LsaRegisterLogonProcess): Ditto.
+	* fenv.cc (_feinitialise): Drop supports_sse condition.
+	* fhandler_disk_file.cc (path_conv::isgood_inode): Fix comment.
+	(fhandler_base::fstat_by_name): Drop has_fileid_dirinfo condition.
+	(fhandler_disk_file::opendir): Ditto.
+	* fhandler_netdrive.cc (fhandler_netdrive::readdir): Fix comment.
+	* fhandler_proc.cc (format_proc_partitions): Drop NT4-only code.
+	* fhandler_process.cc (get_process_state): Ditto.
+	* kernel32.cc (GetWindowsDirectoryW): Remove.
+	(GetWindowsDirectoryA): Remove.
+	* miscfuncs.cc (nice_to_winprio): Drop NT4-only code.
+	* mount.cc (fs_info::update): Fix comments.
+	* net.cc (get_2k_ifs): Drop NT4-only code.
+	* sec_auth.cc (get_logon_server): Ditto.
+	(lsaauth): Drop NT4-specific error handling.
+	* security.cc (alloc_sd): Set SE_DACL_PROTECTED unconditionally.
+	* select.cc (select_stuff::wait): Always use MWMO_INPUTAVAILABLE.
+	(peek_windows): Drop NT4-only condition in call to PeekMessage.
+	* syscalls.cc (gethostid): Remove NT4-only workaround.
+	* wincap.cc: Througout, drop has_dacl_protect,
+	has_broken_if_oper_status, has_process_io_counters,
+	has_terminal_services, has_extended_priority_class, has_guid_volumes,
+	has_fileid_dirinfo, has_mwmo_inputavailable and supports_sse from
+	wincaps.
+	(wincap_nt4sp4): Remove.
+	(wincap_minimal): Set to wincap_2000.
+	(wincapc::init): Rely on availability of OSVERSIONINFOEX structure.
+	Treat error from GetVersionEx as fatal.  Treat NT4 as fatal.
+	* wincap.h (struct wincaps): Drop has_dacl_protect,
+	has_broken_if_oper_status, has_process_io_counters,
+	has_terminal_services, has_extended_priority_class, has_guid_volumes,
+	has_fileid_dirinfo, has_mwmo_inputavailable and supports_sse flags
+	and methods.
+	* winlean.h (GetWindowsDirectoryW) Define as GetSystemWindowsDirectoryW.
+	(GetWindowsDirectoryA): Define as GetSystemWindowsDirectoryA.
+
 2011-04-04  Corinna Vinschen  <corinna@vinschen.de>
 
 	* dtable.cc (dtable::init_std_file_from_handle): Fix a comment to

winsup/cygwin/autoload.cc

@@ -383,8 +383,8 @@ LoadDLLfunc (RegisterEventSourceW, 8, advapi32)
 LoadDLLfunc (ReportEventW, 36, advapi32)
 #endif
 
-LoadDLLfuncEx2 (DnsQuery_A, 24, dnsapi, 1, 127) // ERROR_PROC_NOT_FOUND
+LoadDLLfunc (DnsQuery_A, 24, dnsapi)
-LoadDLLfuncEx (DnsRecordListFree, 8, dnsapi, 1)
+LoadDLLfunc (DnsRecordListFree, 8, dnsapi)
 
 // 50 = ERROR_NOT_SUPPORTED.  Returned if OS doesn't support iphlpapi funcs
 LoadDLLfuncEx2 (GetAdaptersAddresses, 20, iphlpapi, 1, 50)
@@ -407,10 +407,8 @@ LoadDLLfunc (WNetGetResourceInformationA, 16, mpr)
 LoadDLLfunc (WNetOpenEnumA, 20, mpr)
 
 /* 127 == ERROR_PROC_NOT_FOUND */
-LoadDLLfuncEx2 (DsGetDcNameW, 24, netapi32, 1, 127)
+LoadDLLfunc (DsGetDcNameW, 24, netapi32)
 LoadDLLfunc (NetApiBufferFree, 4, netapi32)
-LoadDLLfunc (NetGetAnyDCName, 12, netapi32)
-LoadDLLfunc (NetGetDCName, 12, netapi32)
 LoadDLLfunc (NetUserGetGroups, 28, netapi32)
 LoadDLLfunc (NetUserGetInfo, 16, netapi32)
 LoadDLLfunc (NetUserGetLocalGroups, 32, netapi32)
@@ -423,22 +421,17 @@ LoadDLLfunc (RtlSetCurrentTransaction, 4, ntdll)
 
 LoadDLLfunc (CoTaskMemFree, 4, ole32)
 
-LoadDLLfuncEx (EnumProcessModules, 16, psapi, 1)
+LoadDLLfunc (EnumProcessModules, 16, psapi)
-LoadDLLfuncEx (GetModuleFileNameExW, 16, psapi, 1)
+LoadDLLfunc (GetModuleFileNameExW, 16, psapi)
-LoadDLLfuncEx (GetModuleInformation, 16, psapi, 1)
+LoadDLLfunc (GetModuleInformation, 16, psapi)
-LoadDLLfuncEx (GetProcessMemoryInfo, 12, psapi, 1)
+LoadDLLfunc (GetProcessMemoryInfo, 12, psapi)
-LoadDLLfuncEx (QueryWorkingSet, 12, psapi, 1)
+LoadDLLfunc (QueryWorkingSet, 12, psapi)
 
 LoadDLLfunc (LsaDeregisterLogonProcess, 4, secur32)
 LoadDLLfunc (LsaFreeReturnBuffer, 4, secur32)
 LoadDLLfunc (LsaLogonUser, 56, secur32)
 LoadDLLfunc (LsaLookupAuthenticationPackage, 12, secur32)
-/* secur32 functions return NTSTATUS values.  However, the error code must
+LoadDLLfunc (LsaRegisterLogonProcess, 12, secur32)
-   fit in 16 bits , see LoadDLLprime.
-   The calling function, lsaauth(), checks for STATUS_SUCCESS (0), so we
-   simply return some arbitrary non-0 value (127 == ERROR_PROC_NOT_FOUND)
-   from here, if the function can't be loaded. */
-LoadDLLfuncEx2 (LsaRegisterLogonProcess, 12, secur32, 1, 127)
 
 LoadDLLfunc (SHGetDesktopFolder, 4, shell32)
 

winsup/cygwin/fenv.cc

@@ -423,7 +423,7 @@ _feinitialise (void)
   __asm__ volatile ("cpuid" : "=d" (edx), "+a" (eax) :: "%ecx", "%ebx");
   /* If this flag isn't set, or if the OS doesn't support SSE (NT4, at least
      up to SP4) we'll avoid trying to execute any SSE.  */
-  if ((edx & (1 << 25)) != 0 && wincap.supports_sse ())
+  if ((edx & (1 << 25)) != 0)
     use_sse = true;
 
   /* Reset FPU: extended prec, all exceptions cleared and masked off.  */

winsup/cygwin/fhandler_disk_file.cc

@@ -140,8 +140,7 @@ inline bool
 path_conv::isgood_inode (__ino64_t ino) const
 {
   /* We can't trust remote inode numbers of only 32 bit.  That means,
-     all remote inode numbers when running under NT4, as well as remote NT4
+     remote NT4 NTFS, as well as shares of Samba version < 3.0.
-     NTFS, as well as shares of Samba version < 3.0.
      The known exception are SFU NFS shares, which return the valid 32 bit
      inode number from the remote file system unchanged. */
   return hasgood_inode () && (ino > UINT32_MAX || !isremote () || fs_is_nfs ());
@@ -404,8 +403,7 @@ fhandler_base::fstat_by_name (struct __stat64 *buf)
     WCHAR buf[NAME_MAX + 1];
   } fdi_buf;
 
-  if (!ino && pc.hasgood_inode ()
+  if (!ino && pc.hasgood_inode () && !pc.has_buggy_fileid_dirinfo ())
-      && wincap.has_fileid_dirinfo () && !pc.has_buggy_fileid_dirinfo ())
     {
       RtlSplitUnicodePath (pc.get_nt_native_path (), &dirname, &basename);
       InitializeObjectAttributes (&attr, &dirname, pc.objcaseinsensitive (),
@@ -1679,8 +1677,7 @@ fhandler_disk_file::opendir (int fd)
 	      dir->__flags |= dirent_set_d_ino;
 	      if (pc.fs_is_nfs ())
 		dir->__flags |= dirent_nfs_d_ino;
-	      else if (wincap.has_fileid_dirinfo ()
+	      else if (!pc.has_buggy_fileid_dirinfo ())
-		       && !pc.has_buggy_fileid_dirinfo ())
 		dir->__flags |= dirent_get_d_ino;
 	    }
 	}

winsup/cygwin/fhandler_netdrive.cc

@@ -1,6 +1,6 @@
 /* fhandler_netdrive.cc: fhandler for // and //MACHINE handling
 
-   Copyright 2005, 2006, 2007, 2008, 2009, 2010 Red Hat, Inc.
+   Copyright 2005, 2006, 2007, 2008, 2009, 2010, 2011 Red Hat, Inc.
 
 This file is part of Cygwin.
 
@@ -245,7 +245,6 @@ fhandler_netdrive::readdir (DIR *dir, dirent *de)
 	{
 	  de->d_ino = readdir_get_ino (nro->lpRemoteName, false);
 	  /* We can't trust remote inode numbers of only 32 bit.  That means,
-	     all remote inode numbers when running under NT4, as well as
 	     remote NT4 NTFS, as well as shares of Samba version < 3.0. */
 	  if (de->d_ino <= UINT_MAX)
 	    de->d_ino = hash_path_name (0, nro->lpRemoteName);

winsup/cygwin/fhandler_proc.cc

@@ -1193,17 +1193,6 @@ format_proc_partitions (void *, char *&destbuf)
 	  pi = (PARTITION_INFORMATION *) ioctl_buf;
 	  size = pi->PartitionLength.QuadPart;
 	}
-      else if (DeviceIoControl (devhdl, IOCTL_DISK_GET_DRIVE_GEOMETRY, NULL, 0,
-				ioctl_buf, NT_MAX_PATH, &bytes_read, NULL))
-	{
-	  /* NT4 doesn't support to call IOCTL_DISK_GET_PARTITION_INFO for the
-	     entire drive. */
-	  DISK_GEOMETRY *dg = (DISK_GEOMETRY *) ioctl_buf;
-	  size = (unsigned long long) dg->Cylinders.QuadPart
-				      * dg->TracksPerCylinder
-				      * dg->SectorsPerTrack
-				      * dg->BytesPerSector;
-	}
       else
 	{
 	  debug_printf ("DeviceIoControl (%S, "

winsup/cygwin/fhandler_process.cc

@@ -1,6 +1,7 @@
 /* fhandler_process.cc: fhandler for /proc/<pid> virtual filesystem
 
-   Copyright 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Red Hat, Inc.
+   Copyright 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009,
+   2010, 2011 Red Hat, Inc.
 
 This file is part of Cygwin.
 
@@ -958,19 +959,7 @@ get_process_state (DWORD dwProcessId)
       if (sp->ProcessId == dwProcessId)
 	{
 	  SYSTEM_THREADS *st;
-	  if (wincap.has_process_io_counters ())
-	    /*
-	     * Windows 2000 and XP have an extra member in SYSTEM_PROCESSES
-	     * which means the offset of the first SYSTEM_THREADS entry is
-	     * different on these operating systems compared to NT 4.
-	     */
 	  st = &sp->Threads[0];
-	  else
-	    /*
-	     * 136 is the offset of the first SYSTEM_THREADS entry on
-	     * Windows NT 4.
-	     */
-	    st = (SYSTEM_THREADS *) ((char *) sp + 136);
 	  state = 'S';
 	  for (unsigned i = 0; i < sp->ThreadCount; i++)
 	    {

winsup/cygwin/kernel32.cc

@@ -1,6 +1,6 @@
 /* kernel32.cc: Win32 replacement functions.
 
-   Copyright 2008, 2010 Red Hat, Inc.
+   Copyright 2008, 2010, 2011 Red Hat, Inc.
 
 This file is part of Cygwin.
 
@@ -403,37 +403,3 @@ OpenFileMappingA (DWORD dwDesiredAccess, BOOL bInheritHandle, LPCSTR lpName)
     }
   return OpenFileMappingW (dwDesiredAccess, bInheritHandle, lpName ? name : NULL);
 }
-
-/* When Terminal Services are installed, the GetWindowsDirectory function
-   does not return the system installation dir, but a user specific directory
-   instead.  That's not what we have in mind when calling GetWindowsDirectory
-   from within Cygwin.  So we're calling GetSystemWindowsDirectory from here,
-   except on NT4 where we use the method as described in KB186498. */
-
-#define SYSTEM32	(sizeof ("\\System32") - 1)
-
-UINT WINAPI
-GetWindowsDirectoryW (LPWSTR buf, UINT size)
-{
-  if (wincap.has_terminal_services ())
-    return GetSystemWindowsDirectoryW (buf, size);
-  /* NT4 */
-  WCHAR name [size + SYSTEM32];
-  UINT ret = GetSystemDirectoryW (name, size + SYSTEM32);
-  if (ret < size + SYSTEM32)
-    {
-      name[ret - SYSTEM32] = L'\0';
-      wcscpy (buf, name);
-    }
-  return ret - SYSTEM32;
-}
-
-UINT WINAPI
-GetWindowsDirectoryA (LPSTR buf, UINT size)
-{
-  WCHAR name[MAX_PATH];
-  UINT ret = GetWindowsDirectoryW (name, min (size, MAX_PATH));
-  if (ret < size)
-    sys_wcstombs (buf, size, name);
-  return ret;
-}

winsup/cygwin/miscfuncs.cc

@@ -1,7 +1,7 @@
 /* miscfuncs.cc: misc funcs that don't belong anywhere else
 
    Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
-   2005, 2006, 2007, 2008 Red Hat, Inc.
+   2005, 2006, 2007, 2008, 2011 Red Hat, Inc.
 
 This file is part of Cygwin.
 
@@ -312,10 +312,6 @@ nice_to_winprio (int &nice)
   else if (nice > NZERO - 1)
     nice = NZERO - 1;
   DWORD prio = priority[nice + NZERO];
-  if (!wincap.has_extended_priority_class ()
-      && (prio == BELOW_NORMAL_PRIORITY_CLASS
-	  || prio == ABOVE_NORMAL_PRIORITY_CLASS))
-    prio = NORMAL_PRIORITY_CLASS;
   return prio;
 }
 

winsup/cygwin/mount.cc

@@ -1,7 +1,7 @@
 /* mount.cc: mount handling.
 
    Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
-   2006, 2007, 2008, 2009, 2010 Red Hat, Inc.
+   2006, 2007, 2008, 2009, 2010, 2011 Red Hat, Inc.
 
 This file is part of Cygwin.
 
@@ -321,7 +321,6 @@ fs_info::update (PUNICODE_STRING upath, HANDLE in_vol)
 #define WIN_FAT_FLAGS (FILE_CASE_PRESERVED_NAMES | FILE_UNICODE_ON_DISK)
 #define FS_IS_WINDOWS_FAT  TEST_GVI(flags (), WIN_FAT_FLAGS)
 
-      /* This always fails on NT4. */
       if ((flags () & FILE_SUPPORTS_OBJECT_IDS)
 	  && NT_SUCCESS (NtQueryVolumeInformationFile (vol, &io, &ffoi,
 						   sizeof ffoi,
@@ -338,8 +337,7 @@ fs_info::update (PUNICODE_STRING upath, HANDLE in_vol)
       /* First check the remote filesystems claiming to be NTFS. */
       if (!got_fs ()
 	  && is_ntfs (RtlEqualUnicodeString (&fsname, &ro_u_ntfs, FALSE))
-	  /* Test for Samba on NT4 or for older Samba releases not supporting
+	  /* Test for older Samba releases not supporting extended info. */
-	     extended info. */
 	  && !is_samba (FS_IS_SAMBA)
 	  /* Netapp inode info is unusable, can't handle trailing dots and
 	     spaces, has a bug in "move and delete" semantics. */

winsup/cygwin/net.cc

@@ -2194,10 +2194,7 @@ get_2k_ifs ()
 	  if (ifrow->dwAdminStatus == IF_ADMIN_STATUS_UP)
 	    {
 	      ifp->ifa_ifa.ifa_flags |= IFF_UP | IFF_LOWER_UP;
-	      /* Bug in NT4's IP Helper lib.  The dwOperStatus has just
+	      if (ifrow->dwOperStatus >= IF_OPER_STATUS_CONNECTED)
-		 two values, 0 or 1, non operational, operational. */
-	      if (ifrow->dwOperStatus >= (wincap.has_broken_if_oper_status ()
-					  ? 1 : IF_OPER_STATUS_CONNECTED))
 		ifp->ifa_ifa.ifa_flags |= IFF_RUNNING;
 	    }
 	  /* Address */

winsup/cygwin/sec_auth.cc

@@ -216,9 +216,8 @@ close_local_policy (LSA_HANDLE &lsa)
 bool
 get_logon_server (PWCHAR domain, WCHAR *server, bool rediscovery)
 {
-  DWORD dret;
+  DWORD ret;
   PDOMAIN_CONTROLLER_INFOW pci;
-  WCHAR *buf;
   DWORD size = MAX_COMPUTERNAME_LENGTH + 1;
 
   /* Empty domain is interpreted as local system */
@@ -230,31 +229,16 @@ get_logon_server (PWCHAR domain, WCHAR *server, bool rediscovery)
     }
 
   /* Try to get any available domain controller for this domain */
-  dret = DsGetDcNameW (NULL, domain, NULL, NULL,
+  ret = DsGetDcNameW (NULL, domain, NULL, NULL,
 		      rediscovery ? DS_FORCE_REDISCOVERY : 0, &pci);
-  if (dret == ERROR_SUCCESS)
+  if (ret == ERROR_SUCCESS)
     {
       wcscpy (server, pci->DomainControllerName);
       NetApiBufferFree (pci);
       debug_printf ("DC: rediscovery: %d, server: %W", rediscovery, server);
       return true;
     }
-  else if (dret == ERROR_PROC_NOT_FOUND)
+  __seterrno_from_win_error (ret);
-    {
-      /* NT4 w/o DSClient */
-      if (rediscovery)
-	dret = NetGetAnyDCName (NULL, domain, (LPBYTE *) &buf);
-      else
-	dret = NetGetDCName (NULL, domain, (LPBYTE *) &buf);
-      if (dret == NERR_Success)
-	{
-	  wcscpy (server, buf);
-	  NetApiBufferFree (buf);
-	  debug_printf ("NT: rediscovery: %d, server: %W", rediscovery, server);
-	  return true;
-	}
-    }
-  __seterrno_from_win_error (dret);
   return false;
 }
 
@@ -972,8 +956,7 @@ lsaauth (cygsid &usersid, user_groups &new_groups, struct passwd *pw)
   if (status != STATUS_SUCCESS)
     {
       debug_printf ("LsaRegisterLogonProcess: %p", status);
-      __seterrno_from_nt_status (status == ERROR_PROC_NOT_FOUND
+      __seterrno_from_nt_status (status);
-				 ? STATUS_PROCEDURE_NOT_FOUND : status);
       goto out;
     }
   else if (GetLastError () == ERROR_PROC_NOT_FOUND)

winsup/cygwin/security.cc

@@ -481,8 +481,7 @@ alloc_sd (path_conv &pc, __uid32_t uid, __gid32_t gid, int attribute,
     }
 
   /* We set the SE_DACL_PROTECTED flag here to prevent the DACL from being
-   * modified by inheritable ACEs.  This flag is available since Win2K.  */
+     modified by inheritable ACEs. */
-  if (wincap.has_dacl_protect ())
   sd.Control |= SE_DACL_PROTECTED;
 
   /* Create owner for local security descriptor. */

winsup/cygwin/select.cc

@@ -1,7 +1,7 @@
 /* select.cc
 
    Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
-   2005, 2006, 2007, 2008, 2009, 2010 Red Hat, Inc.
+   2005, 2006, 2007, 2008, 2009, 2010, 2011 Red Hat, Inc.
 
 This file is part of Cygwin.
 
@@ -290,14 +290,11 @@ select_stuff::wait (fd_set *readfds, fd_set *writefds, fd_set *exceptfds,
 	/* Using MWMO_INPUTAVAILABLE is the officially supported solution for
 	   the problem that the call to PeekMessage disarms the queue state 
 	   so that a subsequent MWFMO hangs, even if there are still messages
-	   in the queue.  Unfortunately this flag didn't exist  prior to Win2K,
+	   in the queue. */
-	   so for NT4 we fall back to a different usage of PeekMessage in
-	   peek_windows.  See there for more details. */
 	wait_ret =
 	  MsgWaitForMultipleObjectsEx (m, w4, ms,
 				       QS_ALLINPUT | QS_ALLPOSTMESSAGE,
-				       wincap.has_mwmo_inputavailable ()
+				       MWMO_INPUTAVAILABLE);
-				       ? MWMO_INPUTAVAILABLE : 0);
 
       switch (wait_ret)
       {
@@ -1542,14 +1539,7 @@ peek_windows (select_record *me, bool)
   if (me->read_selected && me->read_ready)
     return 1;
 
-  /* On NT4 we use a filter pattern which allows to use QS_ALLPOSTMESSAGE
+  if (PeekMessage (&m, (HWND) h, 0, 0, PM_NOREMOVE))
-     to keep the queue state as unread.  Note that this only works if the
-     application itself does not call PeekMessage or GetQueueState the wrong
-     way.  But there's no way around it.  On Win2K and later we rather use
-     MsgWaitForMultipleObjectsEx(MWMO_INPUTAVAILABLE). */
-  if (PeekMessage (&m, (HWND) h, 0,
-		   wincap.has_mwmo_inputavailable () ? 0 : UINT_MAX - 1,
-		   PM_NOREMOVE))
     {
       me->read_ready = true;
       select_printf ("window %d(%p) ready", me->fd, me->fh->get_handle ());

winsup/cygwin/syscalls.cc

@@ -3771,10 +3771,7 @@ long gethostid (void)
   key.get_string ("ProductId", (char *)&data[6], 24, "00000-000-0000000-00000");
   debug_printf ("Windows Product ID: %s", (char *)&data[6]);
 
-  /* Contrary to MSDN, NT4 requires the second argument
+  GetDiskFreeSpaceEx ("C:\\", NULL, (PULARGE_INTEGER) &data[11], NULL);
-     or a STATUS_ACCESS_VIOLATION is generated */
-  ULARGE_INTEGER availb;
-  GetDiskFreeSpaceEx ("C:\\", &availb, (PULARGE_INTEGER) &data[11], NULL);
 
   debug_printf ("hostid entropy: %08x %08x %08x %08x "
 				"%08x %08x %08x %08x "

winsup/cygwin/wincap.cc

@@ -21,66 +21,17 @@ details. */
    puzzled that this has never been noticed before... */
 
 /* Minimal set of capabilities required to run Cygwin. */
-#define wincap_minimal wincap_nt4sp4
+#define wincap_minimal wincap_2000
-
-wincaps wincap_nt4sp4 __attribute__((section (".cygwin_dll_common"), shared)) = {
-  chunksize:0,
-  heapslop:0x0,
-  max_sys_priv:SE_CHANGE_NOTIFY_PRIVILEGE,
-  is_server:false,
-  has_dacl_protect:false,
-  has_broken_if_oper_status:true,
-  has_physical_mem_access:true,
-  has_process_io_counters:false,
-  has_terminal_services:false,
-  has_create_global_privilege:false,
-  has_ioctl_storage_get_media_types_ex:false,
-  has_extended_priority_class:false,
-  has_guid_volumes:false,
-  has_disk_ex_ioctls:false,
-  has_fileid_dirinfo:false,
-  has_buggy_restart_scan:false,
-  has_mandatory_integrity_control:false,
-  needs_logon_sid_in_sid_list:true,
-  needs_count_in_si_lpres2:false,
-  has_recycle_dot_bin:false,
-  has_gaa_prefixes:false,
-  has_gaa_on_link_prefix:false,
-  supports_all_posix_ai_flags:false,
-  has_restricted_stack_args:false,
-  has_transactions:false,
-  has_recvmsg:false,
-  has_sendmsg:false,
-  has_broken_udf:false,
-  has_console_handle_problem:false,
-  has_broken_alloc_console:false,
-  has_always_all_codepages:false,
-  has_localenames:false,
-  has_mwmo_inputavailable:false,
-  has_buggy_thread_startup:false,
-  has_fast_cwd:false,
-  has_restricted_raw_disk_access:false,
-  use_dont_resolve_hack:false,
-  use_get_sec_info_on_dirs:false,
-  supports_sse:false,
-};
 
 wincaps wincap_2000 __attribute__((section (".cygwin_dll_common"), shared)) = {
   chunksize:0,
   heapslop:0x0,
   max_sys_priv:SE_MANAGE_VOLUME_PRIVILEGE,
   is_server:false,
-  has_dacl_protect:true,
-  has_broken_if_oper_status:false,
   has_physical_mem_access:true,
-  has_process_io_counters:true,
-  has_terminal_services:true,
   has_create_global_privilege:false,
   has_ioctl_storage_get_media_types_ex:false,
-  has_extended_priority_class:true,
-  has_guid_volumes:true,
   has_disk_ex_ioctls:false,
-  has_fileid_dirinfo:true,
   has_buggy_restart_scan:true,
   has_mandatory_integrity_control:false,
   needs_logon_sid_in_sid_list:true,
@@ -98,13 +49,11 @@ wincaps wincap_2000 __attribute__((section (".cygwin_dll_common"), shared)) = {
   has_broken_alloc_console:false,
   has_always_all_codepages:false,
   has_localenames:false,
-  has_mwmo_inputavailable:true,
   has_buggy_thread_startup:false,
   has_fast_cwd:false,
   has_restricted_raw_disk_access:false,
   use_dont_resolve_hack:false,
   use_get_sec_info_on_dirs:false,
-  supports_sse:true,
 };
 
 wincaps wincap_2000sp4 __attribute__((section (".cygwin_dll_common"), shared)) = {
@@ -112,17 +61,10 @@ wincaps wincap_2000sp4 __attribute__((section (".cygwin_dll_common"), shared)) =
   heapslop:0x0,
   max_sys_priv:SE_CREATE_GLOBAL_PRIVILEGE,
   is_server:false,
-  has_dacl_protect:true,
-  has_broken_if_oper_status:false,
   has_physical_mem_access:true,
-  has_process_io_counters:true,
-  has_terminal_services:true,
   has_create_global_privilege:true,
   has_ioctl_storage_get_media_types_ex:false,
-  has_extended_priority_class:true,
-  has_guid_volumes:true,
   has_disk_ex_ioctls:false,
-  has_fileid_dirinfo:true,
   has_buggy_restart_scan:true,
   has_mandatory_integrity_control:false,
   needs_logon_sid_in_sid_list:true,
@@ -140,13 +82,11 @@ wincaps wincap_2000sp4 __attribute__((section (".cygwin_dll_common"), shared)) =
   has_broken_alloc_console:false,
   has_always_all_codepages:false,
   has_localenames:false,
-  has_mwmo_inputavailable:true,
   has_buggy_thread_startup:false,
   has_fast_cwd:false,
   has_restricted_raw_disk_access:false,
   use_dont_resolve_hack:false,
   use_get_sec_info_on_dirs:false,
-  supports_sse:true,
 };
 
 wincaps wincap_xp __attribute__((section (".cygwin_dll_common"), shared)) = {
@@ -154,17 +94,10 @@ wincaps wincap_xp __attribute__((section (".cygwin_dll_common"), shared)) = {
   heapslop:0x0,
   max_sys_priv:SE_MANAGE_VOLUME_PRIVILEGE,
   is_server:false,
-  has_dacl_protect:true,
-  has_broken_if_oper_status:false,
   has_physical_mem_access:true,
-  has_process_io_counters:true,
-  has_terminal_services:true,
   has_create_global_privilege:false,
   has_ioctl_storage_get_media_types_ex:true,
-  has_extended_priority_class:true,
-  has_guid_volumes:true,
   has_disk_ex_ioctls:true,
-  has_fileid_dirinfo:true,
   has_buggy_restart_scan:false,
   has_mandatory_integrity_control:false,
   needs_logon_sid_in_sid_list:false,
@@ -182,13 +115,11 @@ wincaps wincap_xp __attribute__((section (".cygwin_dll_common"), shared)) = {
   has_broken_alloc_console:false,
   has_always_all_codepages:false,
   has_localenames:false,
-  has_mwmo_inputavailable:true,
   has_buggy_thread_startup:false,
   has_fast_cwd:false,
   has_restricted_raw_disk_access:false,
   use_dont_resolve_hack:true,
   use_get_sec_info_on_dirs:true,
-  supports_sse:true,
 };
 
 wincaps wincap_xpsp1 __attribute__((section (".cygwin_dll_common"), shared)) = {
@@ -196,17 +127,10 @@ wincaps wincap_xpsp1 __attribute__((section (".cygwin_dll_common"), shared)) = {
   heapslop:0x0,
   max_sys_priv:SE_MANAGE_VOLUME_PRIVILEGE,
   is_server:false,
-  has_dacl_protect:true,
-  has_broken_if_oper_status:false,
   has_physical_mem_access:true,
-  has_process_io_counters:true,
-  has_terminal_services:true,
   has_create_global_privilege:false,
   has_ioctl_storage_get_media_types_ex:true,
-  has_extended_priority_class:true,
-  has_guid_volumes:true,
   has_disk_ex_ioctls:true,
-  has_fileid_dirinfo:true,
   has_buggy_restart_scan:false,
   has_mandatory_integrity_control:false,
   needs_logon_sid_in_sid_list:false,
@@ -224,13 +148,11 @@ wincaps wincap_xpsp1 __attribute__((section (".cygwin_dll_common"), shared)) = {
   has_broken_alloc_console:false,
   has_always_all_codepages:false,
   has_localenames:false,
-  has_mwmo_inputavailable:true,
   has_buggy_thread_startup:false,
   has_fast_cwd:false,
   has_restricted_raw_disk_access:false,
   use_dont_resolve_hack:true,
   use_get_sec_info_on_dirs:true,
-  supports_sse:true,
 };
 
 wincaps wincap_xpsp2 __attribute__((section (".cygwin_dll_common"), shared)) = {
@@ -238,17 +160,10 @@ wincaps wincap_xpsp2 __attribute__((section (".cygwin_dll_common"), shared)) = {
   heapslop:0x0,
   max_sys_priv:SE_CREATE_GLOBAL_PRIVILEGE,
   is_server:false,
-  has_dacl_protect:true,
-  has_broken_if_oper_status:false,
   has_physical_mem_access:true,
-  has_process_io_counters:true,
-  has_terminal_services:true,
   has_create_global_privilege:true,
   has_ioctl_storage_get_media_types_ex:true,
-  has_extended_priority_class:true,
-  has_guid_volumes:true,
   has_disk_ex_ioctls:true,
-  has_fileid_dirinfo:true,
   has_buggy_restart_scan:false,
   has_mandatory_integrity_control:false,
   needs_logon_sid_in_sid_list:false,
@@ -266,13 +181,11 @@ wincaps wincap_xpsp2 __attribute__((section (".cygwin_dll_common"), shared)) = {
   has_broken_alloc_console:false,
   has_always_all_codepages:false,
   has_localenames:false,
-  has_mwmo_inputavailable:true,
   has_buggy_thread_startup:false,
   has_fast_cwd:false,
   has_restricted_raw_disk_access:false,
   use_dont_resolve_hack:true,
   use_get_sec_info_on_dirs:true,
-  supports_sse:true,
 };
 
 wincaps wincap_2003 __attribute__((section (".cygwin_dll_common"), shared)) = {
@@ -280,17 +193,10 @@ wincaps wincap_2003 __attribute__((section (".cygwin_dll_common"), shared)) = {
   heapslop:0x4,
   max_sys_priv:SE_CREATE_GLOBAL_PRIVILEGE,
   is_server:true,
-  has_dacl_protect:true,
-  has_broken_if_oper_status:false,
   has_physical_mem_access:false,
-  has_process_io_counters:true,
-  has_terminal_services:true,
   has_create_global_privilege:true,
   has_ioctl_storage_get_media_types_ex:true,
-  has_extended_priority_class:true,
-  has_guid_volumes:true,
   has_disk_ex_ioctls:true,
-  has_fileid_dirinfo:true,
   has_buggy_restart_scan:false,
   has_mandatory_integrity_control:false,
   needs_logon_sid_in_sid_list:false,
@@ -308,13 +214,11 @@ wincaps wincap_2003 __attribute__((section (".cygwin_dll_common"), shared)) = {
   has_broken_alloc_console:false,
   has_always_all_codepages:false,
   has_localenames:false,
-  has_mwmo_inputavailable:true,
   has_buggy_thread_startup:false,
   has_fast_cwd:false,
   has_restricted_raw_disk_access:false,
   use_dont_resolve_hack:true,
   use_get_sec_info_on_dirs:true,
-  supports_sse:true,
 };
 
 wincaps wincap_vista __attribute__((section (".cygwin_dll_common"), shared)) = {
@@ -322,17 +226,10 @@ wincaps wincap_vista __attribute__((section (".cygwin_dll_common"), shared)) = {
   heapslop:0x4,
   max_sys_priv:SE_CREATE_SYMBOLIC_LINK_PRIVILEGE,
   is_server:false,
-  has_dacl_protect:true,
-  has_broken_if_oper_status:false,
   has_physical_mem_access:false,
-  has_process_io_counters:true,
-  has_terminal_services:true,
   has_create_global_privilege:true,
   has_ioctl_storage_get_media_types_ex:true,
-  has_extended_priority_class:true,
-  has_guid_volumes:true,
   has_disk_ex_ioctls:true,
-  has_fileid_dirinfo:true,
   has_buggy_restart_scan:false,
   has_mandatory_integrity_control:true,
   needs_logon_sid_in_sid_list:false,
@@ -350,13 +247,11 @@ wincaps wincap_vista __attribute__((section (".cygwin_dll_common"), shared)) = {
   has_broken_alloc_console:false,
   has_always_all_codepages:true,
   has_localenames:true,
-  has_mwmo_inputavailable:true,
   has_buggy_thread_startup:true,
   has_fast_cwd:true,
   has_restricted_raw_disk_access:true,
   use_dont_resolve_hack:false,
   use_get_sec_info_on_dirs:false,
-  supports_sse:true,
 };
 
 wincaps wincap_7 __attribute__((section (".cygwin_dll_common"), shared)) = {
@@ -364,17 +259,10 @@ wincaps wincap_7 __attribute__((section (".cygwin_dll_common"), shared)) = {
   heapslop:0x4,
   max_sys_priv:SE_CREATE_SYMBOLIC_LINK_PRIVILEGE,
   is_server:false,
-  has_dacl_protect:true,
-  has_broken_if_oper_status:false,
   has_physical_mem_access:false,
-  has_process_io_counters:true,
-  has_terminal_services:true,
   has_create_global_privilege:true,
   has_ioctl_storage_get_media_types_ex:true,
-  has_extended_priority_class:true,
-  has_guid_volumes:true,
   has_disk_ex_ioctls:true,
-  has_fileid_dirinfo:true,
   has_buggy_restart_scan:false,
   has_mandatory_integrity_control:true,
   needs_logon_sid_in_sid_list:false,
@@ -392,13 +280,11 @@ wincaps wincap_7 __attribute__((section (".cygwin_dll_common"), shared)) = {
   has_broken_alloc_console:true,
   has_always_all_codepages:true,
   has_localenames:true,
-  has_mwmo_inputavailable:true,
   has_buggy_thread_startup:false,
   has_fast_cwd:true,
   has_restricted_raw_disk_access:true,
   use_dont_resolve_hack:false,
   use_get_sec_info_on_dirs:false,
-  supports_sse:true,
 };
 
 wincapc wincap __attribute__((section (".cygwin_dll_common"), shared));
@@ -406,21 +292,13 @@ wincapc wincap __attribute__((section (".cygwin_dll_common"), shared));
 void
 wincapc::init ()
 {
-  bool has_osversioninfoex = true;
-
   if (caps)
     return;		// already initialized
 
   memset (&version, 0, sizeof version);
-  /* Request versionex info first, which is available on all systems since
-     NT4 SP6 anyway.  If that fails, call the simple version. */
   version.dwOSVersionInfoSize = sizeof (OSVERSIONINFOEX);
   if (!GetVersionEx (reinterpret_cast<LPOSVERSIONINFO>(&version)))
-    {
+    api_fatal ("Cygwin requires at least Windows 2000.");
-      has_osversioninfoex = false;
-      version.dwOSVersionInfoSize = sizeof (OSVERSIONINFO);
-      GetVersionEx (reinterpret_cast<LPOSVERSIONINFO>(&version));
-    }
 
   switch (version.dwPlatformId)
     {
@@ -428,8 +306,9 @@ wincapc::init ()
 	switch (version.dwMajorVersion)
 	  {
 	    case 4:
-	      /* No mercy.  We require at least NT4 SP4. */
+	      /* I'd be very surprised if this code is ever hit, but it doesn't
-	      caps = &wincap_nt4sp4;
+		 hurt to keep it. */
+	      api_fatal ("Cygwin requires at least Windows 2000.");
 	      break;
 	    case 5:
 	      switch (version.dwMinorVersion)
@@ -484,7 +363,7 @@ wincapc::init ()
 	break;
     }
 
-  if (has_osversioninfoex && version.wProductType != VER_NT_WORKSTATION)
+  if (version.wProductType != VER_NT_WORKSTATION)
     ((wincaps *)caps)->is_server = true;
   if (NT_SUCCESS (NtQueryInformationProcess (NtCurrentProcess (),
 					     ProcessWow64Information,

winsup/cygwin/wincap.h

@@ -18,17 +18,10 @@ struct wincaps
   DWORD    heapslop;
   DWORD    max_sys_priv;
   unsigned is_server                                    : 1;
-  unsigned has_dacl_protect                             : 1;
-  unsigned has_broken_if_oper_status                    : 1;
   unsigned has_physical_mem_access                      : 1;
-  unsigned has_process_io_counters                      : 1;
-  unsigned has_terminal_services			: 1;
   unsigned has_create_global_privilege			: 1;
   unsigned has_ioctl_storage_get_media_types_ex		: 1;
-  unsigned has_extended_priority_class			: 1;
-  unsigned has_guid_volumes				: 1;
   unsigned has_disk_ex_ioctls				: 1;
-  unsigned has_fileid_dirinfo				: 1;
   unsigned has_buggy_restart_scan			: 1;
   unsigned has_mandatory_integrity_control		: 1;
   unsigned needs_logon_sid_in_sid_list			: 1;
@@ -46,13 +39,11 @@ struct wincaps
   unsigned has_broken_alloc_console			: 1;
   unsigned has_always_all_codepages			: 1;
   unsigned has_localenames				: 1;
-  unsigned has_mwmo_inputavailable			: 1;
   unsigned has_buggy_thread_startup			: 1;
   unsigned has_fast_cwd					: 1;
   unsigned has_restricted_raw_disk_access		: 1;
   unsigned use_dont_resolve_hack			: 1;
   unsigned use_get_sec_info_on_dirs			: 1;
-  unsigned supports_sse					: 1;
 };
 
 class wincapc
@@ -76,17 +67,10 @@ public:
   DWORD IMPLEMENT (heapslop)
   DWORD IMPLEMENT (max_sys_priv)
   bool  IMPLEMENT (is_server)
-  bool  IMPLEMENT (has_dacl_protect)
-  bool  IMPLEMENT (has_broken_if_oper_status)
   bool  IMPLEMENT (has_physical_mem_access)
-  bool  IMPLEMENT (has_process_io_counters)
-  bool  IMPLEMENT (has_terminal_services)
   bool  IMPLEMENT (has_create_global_privilege)
   bool	IMPLEMENT (has_ioctl_storage_get_media_types_ex)
-  bool	IMPLEMENT (has_extended_priority_class)
-  bool	IMPLEMENT (has_guid_volumes)
   bool	IMPLEMENT (has_disk_ex_ioctls)
-  bool	IMPLEMENT (has_fileid_dirinfo)
   bool	IMPLEMENT (has_buggy_restart_scan)
   bool	IMPLEMENT (has_mandatory_integrity_control)
   bool	IMPLEMENT (needs_logon_sid_in_sid_list)
@@ -104,13 +88,11 @@ public:
   bool	IMPLEMENT (has_broken_alloc_console)
   bool	IMPLEMENT (has_always_all_codepages)
   bool	IMPLEMENT (has_localenames)
-  bool	IMPLEMENT (has_mwmo_inputavailable)
   bool	IMPLEMENT (has_buggy_thread_startup)
   bool	IMPLEMENT (has_fast_cwd)
   bool	IMPLEMENT (has_restricted_raw_disk_access)
   bool	IMPLEMENT (use_dont_resolve_hack)
   bool	IMPLEMENT (use_get_sec_info_on_dirs)
-  bool	IMPLEMENT (supports_sse)
 
 #undef IMPLEMENT
 };

winsup/cygwin/winlean.h

@@ -1,6 +1,6 @@
 /* winlean.h - Standard "lean" windows include
 
-   Copyright 2010  Red Hat, Inc.
+   Copyright 2010, 2011  Red Hat, Inc.
 
 This file is part of Cygwin.
 
@@ -27,4 +27,11 @@ details. */
 #undef _WINVER_H
 #undef _WINNETWK_H
 #undef _WINSVC_H
+/* When Terminal Services are installed, the GetWindowsDirectory function
+   does not return the system installation dir, but a user specific directory
+   instead.  That's not what we have in mind when calling GetWindowsDirectory
+   from within Cygwin.  So we redefine GetWindowsDirectory to call the
+   GetSystemWindowsDirectory function here. */
+#define GetWindowsDirectoryW GetSystemWindowsDirectoryW
+#define GetWindowsDirectoryA GetSystemWindowsDirectoryA
 #endif /*_WINLEAN_H*/