* path.cc (chdir): Always use the normalized_path as posix_cwd, except if it

starts with a drive.

Also perform whitespace cleanup.

44 files changed, 287 insertions, 282 deletions

diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index edf4377..ee3e180 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,8 @@
+2004-05-28  Pierre Humblet  <Pierre.Humblet@ieee.org>
+
+	* path.cc (chdir): Always use the normalized_path as posix_cwd, except
+	if it starts with a drive.
+
 2004-05-25  Christopher Faylor  <cgf@alum.bu.edu>
 
 	* winbase.h: Semi-revert previous patch as it caused strange behavior.
diff --git a/winsup/cygwin/cpuid.h b/winsup/cygwin/cpuid.h
index 1f0cc50..998bbbf 100644
--- a/winsup/cygwin/cpuid.h
+++ b/winsup/cygwin/cpuid.h
@@ -6,9 +6,9 @@ cpuid (unsigned *a, unsigned *b, unsigned *c, unsigned *d, unsigned in)
 {
   asm ("cpuid"
        : "=a" (*a),
-         "=b" (*b),
-         "=c" (*c),
-         "=d" (*d)
+	 "=b" (*b),
+	 "=c" (*c),
+	 "=d" (*d)
        : "a" (in));
 }
 
diff --git a/winsup/cygwin/cygheap.h b/winsup/cygwin/cygheap.h
index 15b179e..59253b5 100644
--- a/winsup/cygwin/cygheap.h
+++ b/winsup/cygwin/cygheap.h
@@ -182,7 +182,7 @@ public:
   }
   bool has_impersonation_tokens ()
     { return external_token != INVALID_HANDLE_VALUE
-             || internal_token != INVALID_HANDLE_VALUE
+	     || internal_token != INVALID_HANDLE_VALUE
 	     || current_token != INVALID_HANDLE_VALUE; }
   void close_impersonation_tokens ()
   {
diff --git a/winsup/cygwin/cygserver_msg.h b/winsup/cygwin/cygserver_msg.h
index 116741e..716aaf8 100644
--- a/winsup/cygwin/cygserver_msg.h
+++ b/winsup/cygwin/cygserver_msg.h
@@ -48,7 +48,7 @@ private:
       proc ipcblk;
       union
       {
-        struct msgctl_args ctlargs;
+	struct msgctl_args ctlargs;
 	struct msgget_args getargs;
 	struct msgrcv_args rcvargs;
 	struct msgsnd_args sndargs;
diff --git a/winsup/cygwin/cygserver_sem.h b/winsup/cygwin/cygserver_sem.h
index 288a054..53a5ec5 100644
--- a/winsup/cygwin/cygserver_sem.h
+++ b/winsup/cygwin/cygserver_sem.h
@@ -47,7 +47,7 @@ private:
       proc ipcblk;
       union
       {
-        struct semctl_args ctlargs;
+	struct semctl_args ctlargs;
 	struct semget_args getargs;
 	struct semop_args  opargs;
       };
diff --git a/winsup/cygwin/dcrt0.cc b/winsup/cygwin/dcrt0.cc
index 90f6ac8..6f99403 100644
--- a/winsup/cygwin/dcrt0.cc
+++ b/winsup/cygwin/dcrt0.cc
@@ -904,7 +904,7 @@ initialize_main_tls (char *padding)
 
    UPTR is a pointer to global data that lives on the libc side of the
    line [if one distinguishes the application from the dll].  */
-  
+
 extern "C" void __stdcall
 _dll_crt0 ()
 {
diff --git a/winsup/cygwin/dir.cc b/winsup/cygwin/dir.cc
index d0a6504..e74498f 100644
--- a/winsup/cygwin/dir.cc
+++ b/winsup/cygwin/dir.cc
@@ -292,7 +292,7 @@ rmdir (const char *dir)
 			   (DWORD) real_dir & ~FILE_ATTRIBUTE_READONLY);
 
       for (bool is_cwd = false; ; is_cwd = true)
-        {
+	{
 	  DWORD err;
 	  int rc = RemoveDirectory (real_dir);
 	  DWORD att = GetFileAttributes (real_dir);
@@ -304,8 +304,8 @@ rmdir (const char *dir)
 	      /* RemoveDirectory on a samba drive doesn't return an error if the
 		 directory can't be removed because it's not empty. Checking for
 		 existence afterwards keeps us informed about success. */
-	      if (att == INVALID_FILE_ATTRIBUTES) 
-	        {
+	      if (att == INVALID_FILE_ATTRIBUTES)
+		{
 		  res = 0;
 		  break;
 		}
@@ -327,19 +327,19 @@ rmdir (const char *dir)
 	     SetCurrentDirectory. */
 
 	  if (strcasematch (real_dir, cygheap->cwd.win32)
-	      && !strcasematch ("c:\\", cygheap->cwd.win32) 
+	      && !strcasematch ("c:\\", cygheap->cwd.win32)
 	      && !is_cwd
 	      && SetCurrentDirectory ("c:\\"))
 	    continue;
-	  
-	  /* On 9X ERROR_ACCESS_DENIED is returned 
+
+	  /* On 9X ERROR_ACCESS_DENIED is returned
 	     if you try to remove a non-empty directory. */
 	  if (err == ERROR_ACCESS_DENIED
 	      && wincap.access_denied_on_delete ())
 	    err = ERROR_DIR_NOT_EMPTY;
-	  
+
 	  __seterrno_from_win_error (err);
-	  
+
 	  /* Directory still exists, restore its characteristics. */
 	  if (real_dir.has_attribute (FILE_ATTRIBUTE_READONLY))
 	    SetFileAttributes (real_dir, real_dir);
diff --git a/winsup/cygwin/environ.cc b/winsup/cygwin/environ.cc
index be4b884..6fac099 100644
--- a/winsup/cygwin/environ.cc
+++ b/winsup/cygwin/environ.cc
@@ -913,7 +913,7 @@ build_env (const char * const *envp, char *&envblock, int &envc,
   if (cygheap->user.issetuid ())
     for (unsigned i = 0; i < SPENVS_SIZE; i++)
       if (!saw_spenv[i])
-        {
+      {
 	  *dstp = spenvs[i].retrieve (no_envblock);
 	  if (*dstp && !no_envblock && *dstp != env_dontadd)
 	    {
@@ -921,7 +921,7 @@ build_env (const char * const *envp, char *&envblock, int &envc,
 	      dstp++;
 	    }
 	}
-  
+
   envc = dstp - newenv;		/* Number of entries in newenv */
   assert ((size_t) envc <= (n + SPENVS_SIZE));
   *dstp = NULL;			/* Terminate */
diff --git a/winsup/cygwin/exceptions.cc b/winsup/cygwin/exceptions.cc
index 44f37cb..66879ee 100644
--- a/winsup/cygwin/exceptions.cc
+++ b/winsup/cygwin/exceptions.cc
@@ -830,13 +830,13 @@ ctrl_c_handler (DWORD type)
   if (myself->ctty != -1)
     {
       if (type == CTRL_CLOSE_EVENT)
-        {
+	{
 	  sig_send (NULL, SIGHUP);
 	  saw_close = true;
 	  return FALSE;
 	}
       if (!saw_close && type == CTRL_LOGOFF_EVENT)
-        {
+	{
 	  /* Check if the process is actually associated with a visible
 	     window station, one which actually represents a visible desktop.
 	     If not, the CTRL_LOGOFF_EVENT doesn't concern this process. */
diff --git a/winsup/cygwin/external.cc b/winsup/cygwin/external.cc
index b149324..c6694fa 100644
--- a/winsup/cygwin/external.cc
+++ b/winsup/cygwin/external.cc
@@ -252,7 +252,7 @@ cygwin_internal (cygwin_getinfo_types t, ...)
 	  return check_ntsec (filename);
 	}
       case CW_GET_ERRNO_FROM_WINERROR:
-        {
+	{
 	  int error = va_arg (arg, int);
 	  int deferrno = va_arg (arg, int);
 	  return geterrno_from_win_error (error, deferrno);
@@ -270,20 +270,20 @@ cygwin_internal (cygwin_getinfo_types t, ...)
 	  memcpy (sd_buf, sd, sd.size ());
 	  psa->lpSecurityDescriptor = sd_buf;
 	  return 0;
-        }
+	}
       case CW_GET_SHMLBA:
-        {
+	{
 	  return getshmlba ();
 	}
       case CW_GET_UID_FROM_SID:
-        {
+	{
 	  PSID psid = va_arg (arg, PSID);
 	  cygsid sid (psid);
 	  struct passwd *pw = internal_getpwsid (sid);
 	  return pw ? pw->pw_uid : (__uid32_t)-1;
 	}
       case CW_GET_GID_FROM_SID:
-        {
+	{
 	  PSID psid = va_arg (arg, PSID);
 	  cygsid sid (psid);
 	  struct __group32 *gr = internal_getgrsid (sid);
diff --git a/winsup/cygwin/fhandler.cc b/winsup/cygwin/fhandler.cc
index bcc4307..c481bde 100644
--- a/winsup/cygwin/fhandler.cc
+++ b/winsup/cygwin/fhandler.cc
@@ -562,19 +562,19 @@ fhandler_base::open (int flags, mode_t mode)
   switch (query_open ())
     {
       case query_read_control:
-        access = READ_CONTROL;
-        create_options = FILE_OPEN_FOR_BACKUP_INTENT;
-        break;
+	access = READ_CONTROL;
+	create_options = FILE_OPEN_FOR_BACKUP_INTENT;
+	break;
       case query_stat_control:
-        access = READ_CONTROL | FILE_READ_ATTRIBUTES;
-        create_options = FILE_OPEN_FOR_BACKUP_INTENT;
-        break;
+	access = READ_CONTROL | FILE_READ_ATTRIBUTES;
+	create_options = FILE_OPEN_FOR_BACKUP_INTENT;
+	break;
       case query_write_control:
-        access = READ_CONTROL | WRITE_OWNER | WRITE_DAC;
-        create_options = FILE_OPEN_FOR_BACKUP_INTENT | FILE_OPEN_FOR_RECOVERY;
-        break;
+	access = READ_CONTROL | WRITE_OWNER | WRITE_DAC;
+	create_options = FILE_OPEN_FOR_BACKUP_INTENT | FILE_OPEN_FOR_RECOVERY;
+	break;
       default:
-        create_options = 0;
+	create_options = 0;
 	if (get_major () == DEV_TAPE_MAJOR && (flags & O_TEXT))
 	  {
 	    /* O_TEXT is used to indicate write-through on tape devices */
@@ -636,7 +636,7 @@ fhandler_base::open (int flags, mode_t mode)
     }
 
   status = NtCreateFile (&x, access, &attr, &io, NULL, file_attributes, shared,
-  			 create_disposition, create_options, NULL, 0);
+			 create_disposition, create_options, NULL, 0);
   if (!NT_SUCCESS (status))
     {
       if (!wincap.can_open_directories () && pc.isdir ())
@@ -654,7 +654,7 @@ fhandler_base::open (int flags, mode_t mode)
    }
 
   syscall_printf ("%x = NtCreateFile "
-  		  "(%p, %x, %s, io, NULL, %x, %x, %x, %x, NULL, 0)",
+		  "(%p, %x, %s, io, NULL, %x, %x, %x, %x, NULL, 0)",
 		  status, x, access, get_win32_name (), file_attributes, shared,
 		  create_disposition, create_options);
 
@@ -810,22 +810,22 @@ fhandler_base::write (const void *ptr, size_t len)
 	      && current_position >= actual_length + (128 * 1024))
 	    {
 	      /* If the file systemn supports sparse files and the application
-	         is writing after a long seek beyond EOF, convert the file to
+		 is writing after a long seek beyond EOF, convert the file to
 		 a sparse file. */
 	      DWORD dw;
 	      HANDLE h = get_output_handle ();
 	      BOOL r = DeviceIoControl (h, FSCTL_SET_SPARSE, NULL, 0, NULL,
-	      				0, &dw, NULL);
+					0, &dw, NULL);
 	      syscall_printf ("%d = DeviceIoControl(%p, FSCTL_SET_SPARSE, "
 			      "NULL, 0, NULL, 0, &dw, NULL)", r, h);
 	    }
 	  else if (wincap.has_lseek_bug ())
 	    {
 	      /* Oops, this is the bug case - Win95 uses whatever is on the
-	         disk instead of some known (safe) value, so we must seek
+		 disk instead of some known (safe) value, so we must seek
 		 back and fill in the gap with zeros. - DJ
-	         Note: this bug doesn't happen on NT4, even though the
-	         documentation for WriteFile() says that it *may* happen
+		 Note: this bug doesn't happen on NT4, even though the
+		 documentation for WriteFile() says that it *may* happen
 		 on any OS. */
 	      char zeros[512];
 	      int number_of_zeros_to_write = current_position - actual_length;
@@ -1084,7 +1084,7 @@ fhandler_base::lseek (_off64_t offset, int whence)
   else
     {
       if (poff_high)
-        res += (_off64_t) *poff_high << 32;
+	res += (_off64_t) *poff_high << 32;
 
       /* When next we write(), we will check to see if *this* seek went beyond
 	 the end of the file, and back-seek and fill with zeros if so - DJ */
diff --git a/winsup/cygwin/fhandler_console.cc b/winsup/cygwin/fhandler_console.cc
index 242182e..327219d 100644
--- a/winsup/cygwin/fhandler_console.cc
+++ b/winsup/cygwin/fhandler_console.cc
@@ -1112,11 +1112,11 @@ fhandler_console::char_command (char c)
 	     case 9:    /* dim */
 	       dev_state->intensity = INTENSITY_DIM;
 	       break;
-             case 10:   /* end alternate charset */
-               dev_state->alternate_charset_active = false;
+	     case 10:   /* end alternate charset */
+	       dev_state->alternate_charset_active = false;
 	       break;
-             case 11:   /* start alternate charset */
-               dev_state->alternate_charset_active = true;
+	     case 11:   /* start alternate charset */
+	       dev_state->alternate_charset_active = true;
 	       break;
 	     case 24:
 	       dev_state->underline = false;
diff --git a/winsup/cygwin/fhandler_disk_file.cc b/winsup/cygwin/fhandler_disk_file.cc
index 7b48668..194f646 100644
--- a/winsup/cygwin/fhandler_disk_file.cc
+++ b/winsup/cygwin/fhandler_disk_file.cc
@@ -190,7 +190,7 @@ fhandler_base::fstat_fs (struct __stat64 *buf)
   if (oret)
     {
       /* We now have a valid handle, regardless of the "nohandle" state.
-         Since fhandler_base::open only calls CloseHandle if !nohandle,
+	 Since fhandler_base::open only calls CloseHandle if !nohandle,
 	 we have to set it to false before calling close_fs and restore
 	 the state afterwards. */
       res = fstat_by_handle (buf);
@@ -270,7 +270,7 @@ fhandler_base::fstat_helper (struct __stat64 *buf,
   if (pc.has_attribute (FILE_ATTRIBUTE_COMPRESSED | FILE_ATTRIBUTE_SPARSE_FILE)
       && get_io_handle ()
       && !NtQueryInformationFile (get_io_handle (), &st, (PVOID) &fci,
-      				  sizeof fci, FileCompressionInformation))
+				  sizeof fci, FileCompressionInformation))
     buf->st_blocks = (fci.CompressedSize.QuadPart + S_BLKSIZE - 1) / S_BLKSIZE;
   else
     /* Just compute no. of blocks from file size. */
@@ -287,14 +287,14 @@ fhandler_base::fstat_helper (struct __stat64 *buf,
       /* symlinks are everything for everyone! */
       buf->st_mode = S_IFLNK | S_IRWXU | S_IRWXG | S_IRWXO;
       get_file_attribute (pc.has_acls (), get_io_handle (), get_win32_name (),
-      			  NULL, &buf->st_uid, &buf->st_gid);
+			  NULL, &buf->st_uid, &buf->st_gid);
       goto done;
     }
   else if (pc.issocket ())
     buf->st_mode = S_IFSOCK;
 
   if (!get_file_attribute (pc.has_acls (), get_io_handle (), get_win32_name (),
-  			   &buf->st_mode, &buf->st_uid, &buf->st_gid))
+			   &buf->st_mode, &buf->st_uid, &buf->st_gid))
     {
       /* If read-only attribute is set, modify ntsec return value */
       if (pc.has_attribute (FILE_ATTRIBUTE_READONLY) && !pc.issymlink ())
@@ -396,7 +396,7 @@ fhandler_disk_file::fchmod (mode_t mode)
 			       ILLEGAL_UID, ILLEGAL_GID, mode)
 	  && allow_ntsec)
 	res = 0;
-      
+
       if (oret)
 	close_fs ();
     }
@@ -424,7 +424,7 @@ fhandler_disk_file::fchown (__uid32_t uid, __gid32_t gid)
   if (!pc.has_acls () || !allow_ntsec)
     {
       /* fake - if not supported, pretend we're like win95
-         where it just works */
+	 where it just works */
       return 0;
     }
 
@@ -459,7 +459,7 @@ fhandler_disk_file::facl (int cmd, int nentries, __aclent32_t *aclbufp)
   if (!pc.has_acls () || !allow_ntsec)
     {
       switch (cmd)
-        {
+	{
 	  struct __stat64 st;
 
 	  case SETACL:
@@ -478,7 +478,7 @@ fhandler_disk_file::facl (int cmd, int nentries, __aclent32_t *aclbufp)
 		    if (!(oret = open_fs (O_BINARY, 0)))
 		      return -1;
 		  }
-	        if (!fstat_by_handle (&st))
+		if (!fstat_by_handle (&st))
 		  {
 		    aclbufp[0].a_type = USER_OBJ;
 		    aclbufp[0].a_id = st.st_uid;
@@ -489,7 +489,7 @@ fhandler_disk_file::facl (int cmd, int nentries, __aclent32_t *aclbufp)
 		    aclbufp[2].a_type = OTHER_OBJ;
 		    aclbufp[2].a_id = ILLEGAL_GID;
 		    aclbufp[2].a_perm = st.st_mode & S_IRWXO;
-		    aclbufp[3].a_type = CLASS_OBJ; 
+		    aclbufp[3].a_type = CLASS_OBJ;
 		    aclbufp[3].a_id = ILLEGAL_GID;
 		    aclbufp[3].a_perm = S_IRWXU | S_IRWXG | S_IRWXO;
 		    res = MIN_ACL_ENTRIES;
@@ -701,7 +701,7 @@ fhandler_disk_file::lock (int cmd, struct __flock64 *fl)
   if (win32_len == 0)
     {
       /* Special case if len == 0 for POSIX means lock to the end of
-         the entire file (and all future extensions).  */
+	 the entire file (and all future extensions).  */
       /* CV, 2003-12-03: And yet another Win 9x bugginess.  For some reason
 	 offset + length must be <= 0x100000000.  I'm using 0xffffffff as
 	 upper border here, this should be sufficient. */
diff --git a/winsup/cygwin/fhandler_dsp.cc b/winsup/cygwin/fhandler_dsp.cc
index a872c23..7044c66 100644
--- a/winsup/cygwin/fhandler_dsp.cc
+++ b/winsup/cygwin/fhandler_dsp.cc
@@ -43,7 +43,7 @@ details. */
      to the device fails with EBUSY.
      If different processes open the audio device simultaneously,
      the results are unpredictable - usually the first one wins.
-    
+
   3. The wave device is reserved within a process from the time that
      the first read or write call has been successful until /dev/dsp
      has been closed by that process. During this reservation period
@@ -93,7 +93,7 @@ class fhandler_dev_dsp::Audio::queue
 
   bool send (WAVEHDR *);  // queue an item, returns true if successful
   bool recv (WAVEHDR **); // retrieve an item, returns true if successful
-  int query ();           // return number of items queued
+  int query ();		  // return number of items queued
 
  private:
   int head_;
@@ -131,7 +131,7 @@ class fhandler_dev_dsp::Audio_out: public Audio
   queue *Qapp2app_;  // empty and unprepared blocks
   HWAVEOUT dev_;     // The wave device
   int bufferIndex_;  // offset into pHdr_->lpData
-  WAVEHDR *pHdr_;    // data to be filled by write  
+  WAVEHDR *pHdr_;    // data to be filled by write
   WAVEHDR wavehdr_[MAX_BLOCKS];
   char *bigwavebuffer_; // audio samples only
 
@@ -356,7 +356,7 @@ fhandler_dev_dsp::Audio::blockSize (int rate, int bits, int channels)
   blockSize = ((bits / 8) * channels * rate) / 8; // approx 125ms per block
   // round up to multiple of 64
   blockSize +=  0x3f;
-  blockSize &= ~0x3f; 
+  blockSize &= ~0x3f;
   return blockSize;
 }
 
@@ -414,7 +414,7 @@ fhandler_dev_dsp::Audio_out::start (int rate, int bits, int channels)
 
   debug_printf ("freq=%d bits=%d channels=%d %s", rate, bits, channels,
 		(rc != MMSYSERR_NOERROR) ? "FAIL" : "OK");
-  
+
   return (rc == MMSYSERR_NOERROR);
 }
 
@@ -431,8 +431,8 @@ fhandler_dev_dsp::Audio_out::stop (bool immediately)
     {
       if (!immediately)
 	{
-	  sendcurrent ();           // force out last block whatever size..
-	  waitforallsent ();        // block till finished..
+	  sendcurrent ();	// force out last block whatever size..
+	  waitforallsent ();	// block till finished..
 	}
 
       rc = waveOutReset (dev_);
@@ -817,7 +817,7 @@ fhandler_dev_dsp::Audio_in::start (int rate, int bits, int channels)
 
   debug_printf ("freq=%d bits=%d channels=%d %s", rate, bits, channels,
 		(rc != MMSYSERR_NOERROR) ? "FAIL" : "OK");
-  
+
   return (rc == MMSYSERR_NOERROR);
 }
 
@@ -920,7 +920,7 @@ fhandler_dev_dsp::Audio_in::read (char *pSampleData, int &nBytes)
 	  (this->*convert_) ((unsigned char *)pSampleData, bytes_to_read);
 	  nBytes += bytes_to_read;
 	  bufferIndex_ += bytes_to_read;
-	  debug_printf ("got %d", bytes_to_read); 
+	  debug_printf ("got %d", bytes_to_read);
 	  break; // done; use remaining data in next call to read
 	}
       else
@@ -972,7 +972,7 @@ fhandler_dev_dsp::Audio_in::waitfordata ()
 	}
     }
   pHdr_ = pHdr;
-  bufferIndex_ = 0; 
+  bufferIndex_ = 0;
 }
 
 void
@@ -1069,7 +1069,7 @@ fhandler_dev_dsp::open (int flags, mode_t mode)
       break;
     case O_RDONLY:
       audio_in_ = new Audio_in;
-      if (!audio_in_->query (audiofreq_, audiobits_, audiochannels_)) 
+      if (!audio_in_->query (audiofreq_, audiobits_, audiochannels_))
 	{
 	  delete audio_in_;
 	  audio_in_ = NULL;
@@ -1113,7 +1113,7 @@ fhandler_dev_dsp::open (int flags, mode_t mode)
       set_errno (EIO);
     }
   debug_printf ("ACCMODE=0x%08x audio_in=%08x audio_out=%08x, rc=%d",
-                flags & O_ACCMODE, (int)audio_in_, (int)audio_out_, rc);
+		flags & O_ACCMODE, (int)audio_in_, (int)audio_out_, rc);
   return rc;
 }
 
@@ -1209,8 +1209,8 @@ fhandler_dev_dsp::close (void)
     {
       if (exit_state != ES_NOT_EXITING)
        { // emergency close due to call to exit() or Ctrl-C:
-         // do not wait for all pending audio to be played
-         audio_out_->stop (true);
+	 // do not wait for all pending audio to be played
+	 audio_out_->stop (true);
        }
       delete audio_out_;
       audio_out_ = NULL;
@@ -1335,7 +1335,7 @@ fhandler_dev_dsp::ioctl (unsigned int cmd, void *ptr)
       CASE (SNDCTL_DSP_SPEED)
       {
 	if (audio_out_)
-	  {	    
+	  {
 	    RETURN_ERROR_WHEN_BUSY (audio_out_);
 	    audio_out_->stop ();
 	    if (audio_out_->query (*intptr, audiobits_, audiochannels_))
@@ -1367,7 +1367,7 @@ fhandler_dev_dsp::ioctl (unsigned int cmd, void *ptr)
 	int nChannels = *intptr + 1;
 
 	if (audio_out_)
-	  {	    
+	  {
 	    RETURN_ERROR_WHEN_BUSY (audio_out_);
 	    audio_out_->stop ();
 	    if (audio_out_->query (audiofreq_, audiobits_, nChannels))
@@ -1399,7 +1399,7 @@ fhandler_dev_dsp::ioctl (unsigned int cmd, void *ptr)
 	int nChannels = *intptr;
 
 	if (audio_out_)
-	  {	    
+	  {
 	    RETURN_ERROR_WHEN_BUSY (audio_out_);
 	    audio_out_->stop ();
 	    if (audio_out_->query (audiofreq_, audiobits_, nChannels))
diff --git a/winsup/cygwin/fhandler_proc.cc b/winsup/cygwin/fhandler_proc.cc
index e79d59d..0331314 100644
--- a/winsup/cygwin/fhandler_proc.cc
+++ b/winsup/cygwin/fhandler_proc.cc
@@ -399,7 +399,7 @@ format_proc_meminfo (char *destbuf, size_t maxsize)
       ret = NtQuerySystemInformation (SystemPagefileInformation, (PVOID) spi,
 				      size, &size);
       if (ret == STATUS_INFO_LENGTH_MISMATCH)
-        {
+	{
 	  free (spi);
 	  spi = (PSYSTEM_PAGEFILE_INFORMATION) malloc (size);
 	  if (spi)
@@ -416,7 +416,7 @@ format_proc_meminfo (char *destbuf, size_t maxsize)
     {
       PSYSTEM_PAGEFILE_INFORMATION spp = spi;
       do
-        {
+	{
 	  swap_total += spp->CurrentSize * getpagesize ();
 	  swap_free += (spp->CurrentSize - spp->TotalUsed) * getpagesize ();
 	}
@@ -711,13 +711,13 @@ format_proc_cpuinfo (char *destbuf, size_t maxsize)
 	      cpuid (&cpuid_sig, &extra_info, &features2, &features1, 1);
 	      /* unsigned extended_family = (cpuid_sig & 0x0ff00000) >> 20,
 			  extended_model  = (cpuid_sig & 0x000f0000) >> 16; */
-	      unsigned type            = (cpuid_sig & 0x00003000) >> 12,
-		       family          = (cpuid_sig & 0x00000f00) >> 8,
-		       model           = (cpuid_sig & 0x000000f0) >> 4,
-		       stepping        = cpuid_sig & 0x0000000f;
-	      unsigned brand_id        = extra_info & 0x0000000f,
-		       cpu_count       = (extra_info & 0x00ff0000) >> 16,
-		       apic_id         = (extra_info & 0xff000000) >> 24;
+	      unsigned type		= (cpuid_sig & 0x00003000) >> 12,
+		       family		= (cpuid_sig & 0x00000f00) >> 8,
+		       model		= (cpuid_sig & 0x000000f0) >> 4,
+		       stepping		= cpuid_sig & 0x0000000f;
+	      unsigned brand_id		= extra_info & 0x0000000f,
+		       cpu_count	= (extra_info & 0x00ff0000) >> 16,
+		       apic_id		= (extra_info & 0xff000000) >> 24;
 	      const char *type_str;
 	      switch (type)
 		{
@@ -964,7 +964,7 @@ format_proc_partitions (char *destbuf, size_t maxsize)
 			continue;
 		      char devname[16];
 		      __small_sprintf (devname, "/dev/sd%c%d",
-		      				drive_number + 'a',
+						drive_number + 'a',
 						partition + 1);
 		      device dev;
 		      dev.parse (devname);
diff --git a/winsup/cygwin/fhandler_raw.cc b/winsup/cygwin/fhandler_raw.cc
index 84f657f..edbae89 100644
--- a/winsup/cygwin/fhandler_raw.cc
+++ b/winsup/cygwin/fhandler_raw.cc
@@ -179,7 +179,7 @@ fhandler_dev_raw::raw_read (void *ptr, size_t& ulen)
       if (is_eom (ret))
 	set_errno (ENOSPC);
       else
-        __seterrno ();
+	__seterrno ();
       goto err;
     }
 
diff --git a/winsup/cygwin/fhandler_serial.cc b/winsup/cygwin/fhandler_serial.cc
index 59ac65c..0616ff1 100644
--- a/winsup/cygwin/fhandler_serial.cc
+++ b/winsup/cygwin/fhandler_serial.cc
@@ -534,7 +534,7 @@ fhandler_serial::tcflush (int queue)
       set_errno (EINVAL);
       return -1;
     }
-	
+
   if (!PurgeComm (get_handle (), flags))
     {
       __seterrno ();
diff --git a/winsup/cygwin/fhandler_socket.cc b/winsup/cygwin/fhandler_socket.cc
index a0b6727..f37b2c9 100644
--- a/winsup/cygwin/fhandler_socket.cc
+++ b/winsup/cygwin/fhandler_socket.cc
@@ -631,7 +631,7 @@ fhandler_socket::accept (struct sockaddr *peer, int *len)
     {
       cygheap_fdnew res_fd;
       if (res_fd >= 0 && fdsock (res_fd, &dev (), res))
-        {
+	{
 	  if (get_addr_family () == AF_LOCAL)
 	    ((fhandler_socket *) res_fd)->set_sun_path (get_sun_path ());
 	  ((fhandler_socket *) res_fd)->set_addr_family (get_addr_family ());
@@ -724,14 +724,14 @@ fhandler_socket::wait (HANDLE event, int flags)
   switch (WSAWaitForMultipleEvents (2, ev, FALSE, 10, FALSE))
     {
       case WSA_WAIT_TIMEOUT:
-        ret = 0;
+	ret = 0;
 	break;
       case WSA_WAIT_EVENT_0:
 	if (!WSAEnumNetworkEvents (get_socket (), event, &evts))
 	  {
 	    if (!evts.lNetworkEvents)
 	      {
-	        ret = 0;
+		ret = 0;
 		break;
 	      }
 	    if (evts.lNetworkEvents & FD_OOB)
@@ -777,7 +777,7 @@ fhandler_socket::wait (HANDLE event, int flags)
 	  }
 	break;
       case WSA_WAIT_EVENT_0 + 1:
-        WSASetLastError (WSAEINTR);
+	WSASetLastError (WSAEINTR);
 	break;
       default:
 	WSASetLastError (WSAEFAULT);
@@ -841,14 +841,14 @@ fhandler_socket::recvfrom (void *ptr, size_t len, int flags,
 	  HANDLE evt;
 	  if (prepare (evt, FD_CLOSE | FD_READ | (owner () ? FD_OOB : 0)))
 	    {
-              do
-                {
+	      do
+		{
 		  DWORD lflags = (DWORD) flags;
 		  res = WSARecvFrom (get_socket (), &wsabuf, 1, &ret, &lflags,
 				     from, fromlen, NULL, NULL);
-                }
-              while (res == SOCKET_ERROR
-                     && WSAGetLastError () == WSAEWOULDBLOCK
+		}
+	      while (res == SOCKET_ERROR
+		     && WSAGetLastError () == WSAEWOULDBLOCK
 		     && !closed ()
 		     && !(res = wait (evt, flags)));
 	      release (evt);
@@ -963,13 +963,13 @@ fhandler_socket::recvmsg (struct msghdr *msg, int flags, ssize_t tot)
 	  HANDLE evt;
 	  if (prepare (evt, FD_CLOSE | FD_READ | (owner () ? FD_OOB : 0)))
 	    {
-              do
-                {
+	      do
+		{
 		  DWORD lflags = (DWORD) flags;
 		  res = WSARecvFrom (get_socket (), wsabuf, iovcnt, &ret,
 				     &lflags, from, fromlen, NULL, NULL);
-                }
-              while (res == SOCKET_ERROR
+		}
+	      while (res == SOCKET_ERROR
 		     && WSAGetLastError () == WSAEWOULDBLOCK
 		     && !closed ()
 		     && !(res = wait (evt, flags)));
@@ -1040,7 +1040,7 @@ fhandler_socket::sendto (const void *ptr, size_t len, int flags,
 	  HANDLE evt;
 	  if (prepare (evt, FD_CLOSE | FD_WRITE | (owner () ? FD_OOB : 0)))
 	    {
-	      do 
+	      do
 		{
 		  res = WSASendTo (get_socket (), &wsabuf, 1, &ret,
 				   flags & MSG_WINMASK,
@@ -1048,7 +1048,7 @@ fhandler_socket::sendto (const void *ptr, size_t len, int flags,
 				   tolen, NULL, NULL);
 		}
 	      while (res == SOCKET_ERROR
-	             && WSAGetLastError () == WSAEWOULDBLOCK
+		     && WSAGetLastError () == WSAEWOULDBLOCK
 		     && !(res = wait (evt, 0))
 		     && !closed ());
 	      release (evt);
@@ -1170,17 +1170,17 @@ fhandler_socket::sendmsg (const struct msghdr *msg, int flags, ssize_t tot)
 	  HANDLE evt;
 	  if (prepare (evt, FD_CLOSE | FD_WRITE | (owner () ? FD_OOB : 0)))
 	    {
-              do
-                {
+	      do
+		{
 		  res = WSASendTo (get_socket (), wsabuf, iovcnt,
-		  		   &ret, flags,
+				   &ret, flags,
 				   (struct sockaddr *) msg->msg_name,
 				   msg->msg_namelen, NULL, NULL);
-                }
-              while (res == SOCKET_ERROR
-	             && WSAGetLastError () == WSAEWOULDBLOCK
+		}
+	      while (res == SOCKET_ERROR
+		     && WSAGetLastError () == WSAEWOULDBLOCK
 		     && !(res = wait (evt, 0))
-	             && !closed ());
+		     && !closed ());
 	      release (evt);
 	    }
 	}
@@ -1381,7 +1381,7 @@ fhandler_socket::ioctl (unsigned int cmd, void *p)
     case FIONREAD:
       res = ioctlsocket (get_socket (), FIONREAD, (unsigned long *) p);
       if (res == SOCKET_ERROR)
-        set_winsock_errno ();
+	set_winsock_errno ();
       break;
     default:
       /* We must cancel WSAAsyncSelect (if any) before setting socket to
diff --git a/winsup/cygwin/fhandler_tape.cc b/winsup/cygwin/fhandler_tape.cc
index a8d0f32..1e31ee1 100644
--- a/winsup/cygwin/fhandler_tape.cc
+++ b/winsup/cygwin/fhandler_tape.cc
@@ -142,7 +142,7 @@ mtinfo_drive::close (HANDLE mt, bool rewind)
       if (dirty == async_write_pending)
 	lasterr = async_wait (mt, NULL);
       if (!lasterr)
-        {
+	{
 	  /* if last operation was writing, write a filemark */
 	  debug_printf ("writing filemark");
 	  write_marks (mt, TAPE_FILEMARKS, two_fm () ? 2 : 1);
@@ -157,7 +157,7 @@ mtinfo_drive::close (HANDLE mt, bool rewind)
   else if (dirty == has_read && !rewind)
     {
       if (sysv ())
-        {
+	{
 	  /* Under SYSV semantics, the tape is moved past the next file mark
 	     after read. */
 	  if (part (partition)->emark == no_eof)
@@ -166,7 +166,7 @@ mtinfo_drive::close (HANDLE mt, bool rewind)
 	    part (partition)->emark = eof;
 	}
       else
-        {
+	{
 	  /* Under BSD semantics, we must check if the filemark has been
 	     inadvertendly crossed.  If so cross the filemark backwards
 	     and position the tape right before EOF. */
@@ -265,9 +265,9 @@ mtinfo_drive::read (HANDLE mt, HANDLE mt_evt, void *ptr, size_t &ulen)
   else if (IS_EOD (lasterr))
     {
       if (part (partition)->emark == eof)
-        part (partition)->emark = IS_EOM (lasterr) ? eom : eod;
+	part (partition)->emark = IS_EOM (lasterr) ? eom : eod;
       else
-        {
+	{
 	  part (partition)->emark = IS_EOM (lasterr) ? eom_hit : eod_hit;
 	  lasterr = 0;
 	}
@@ -278,7 +278,7 @@ mtinfo_drive::read (HANDLE mt, HANDLE mt_evt, void *ptr, size_t &ulen)
       /* This happens if the buffer is too small when in variable block
 	 size mode.  Linux returns ENOMEM here.  We're doing the same. */
       if (lasterr == ERROR_MORE_DATA)
-        lasterr = ERROR_NOT_ENOUGH_MEMORY;
+	lasterr = ERROR_NOT_ENOUGH_MEMORY;
     }
   if (!lasterr)
     dirty = has_read;
@@ -324,7 +324,7 @@ mtinfo_drive::write (HANDLE mt, HANDLE mt_evt, const void *ptr, size_t &len)
   if (lasterr == ERROR_IO_PENDING)
     {
       if (async_writes () && mp ()->BlockSize == 0)
-        dirty = async_write_pending;
+	dirty = async_write_pending;
       else
 	/* Wait for completion if a non-async write. */
 	lasterr = async_wait (mt, &bytes_written);
@@ -349,9 +349,9 @@ mtinfo_drive::write (HANDLE mt, HANDLE mt_evt, const void *ptr, size_t &len)
     {
       part (partition)->emark = no_eof;
       if (!lasterr)
-        dirty = has_written;
+	dirty = has_written;
       else if (lasterr == ERROR_IO_PENDING)
-        dirty = async_write_pending;
+	dirty = async_write_pending;
     }
   return error ("write");
 }
@@ -370,9 +370,9 @@ mtinfo_drive::get_pos (HANDLE mt, long *ppartition, long *pblock)
 	partition = (long) p - 1;
       block = (long) low;
       if (ppartition)
-        *ppartition= partition;
+	*ppartition= partition;
       if (pblock)
-        *pblock = block;
+	*pblock = block;
     }
   else
     {
@@ -408,7 +408,7 @@ mtinfo_drive::set_pos (HANDLE mt, int mode, long count,
       case TAPE_SPACE_RELATIVE_BLOCKS:
       case TAPE_SPACE_FILEMARKS:
       case TAPE_SPACE_SETMARKS:
-        if (!count)
+	if (!count)
 	  {
 	    lasterr = 0;
 	    goto out;
@@ -417,7 +417,7 @@ mtinfo_drive::set_pos (HANDLE mt, int mode, long count,
       case TAPE_ABSOLUTE_BLOCK:
       case TAPE_LOGICAL_BLOCK:
       case TAPE_REWIND:
-        dont_wait = nowait () ? TRUE : FALSE;
+	dont_wait = nowait () ? TRUE : FALSE;
 	break;
     }
   if (mode == TAPE_SPACE_FILEMARKS)
@@ -437,9 +437,9 @@ mtinfo_drive::set_pos (HANDLE mt, int mode, long count,
       case TAPE_LOGICAL_BLOCK:
 	get_pos (mt);
 	part (partition)->initialize (block);
-        break;
+	break;
       case TAPE_REWIND:
-        if (!err)
+	if (!err)
 	  {
 	    block = 0;
 	    part (partition)->initialize (0);
@@ -454,7 +454,7 @@ mtinfo_drive::set_pos (HANDLE mt, int mode, long count,
 	get_pos (mt);
 	part (partition)->initialize (block);
 	part (partition)->emark = IS_EOM (err) ? eom : eod;
-        break;
+	break;
       case TAPE_SPACE_FILEMARKS:
 	if (!err || IS_SM (err))
 	  {
@@ -469,7 +469,7 @@ mtinfo_drive::set_pos (HANDLE mt, int mode, long count,
 	      }
 	    else
 	      {
-	        if (part (partition)->file >= 0)
+		if (part (partition)->file >= 0)
 		  part (partition)->file += count - undone;
 		part (partition)->fblock = -1;
 		part (partition)->smark = false;
@@ -533,17 +533,17 @@ mtinfo_drive::set_pos (HANDLE mt, int mode, long count,
 	    block = 0;
 	    part (partition)->initialize (0);
 	  }
-        break;
+	break;
       case TAPE_SPACE_SETMARKS:
 	get_pos (mt);
 	part (partition)->block = block;
-        if (!err)
+	if (!err)
 	  {
 	    part (partition)->file = -1;
 	    part (partition)->fblock = -1;
 	    part (partition)->smark = true;
 	  }
-        break;
+	break;
     }
   lasterr = err;
 out:
@@ -563,13 +563,13 @@ mtinfo_drive::create_partitions (HANDLE mt, long count)
   if (get_feature (TAPE_DRIVE_INITIATOR))
     {
       if (count <= 0)
-        TAPE_FUNC (CreateTapePartition (mt, TAPE_INITIATOR_PARTITIONS,
+	TAPE_FUNC (CreateTapePartition (mt, TAPE_INITIATOR_PARTITIONS,
 					count <= 0 ? 0 : 2, (DWORD) count));
     }
   else if (get_feature (TAPE_DRIVE_FIXED))
     {
       /* This is supposed to work for Tandberg SLR drivers up to version
-         1.6 which missed to set the TAPE_DRIVE_INITIATOR flag.  According
+	 1.6 which missed to set the TAPE_DRIVE_INITIATOR flag.  According
 	 to Tandberg, CreateTapePartition(TAPE_FIXED_PARTITIONS) apparently
 	 does not ignore the dwCount parameter.  Go figure! */
       TAPE_FUNC (CreateTapePartition (mt, TAPE_FIXED_PARTITIONS,
@@ -600,7 +600,7 @@ mtinfo_drive::set_partition (HANDLE mt, long count)
 	  if (sav_partition != partition)
 	    {
 	      if (partition < MAX_PARTITION_NUM
-	          && part (partition)->block != block)
+		  && part (partition)->block != block)
 		part (partition)->initialize (block);
 	    }
 	  else if (sav_block != block && partition < MAX_PARTITION_NUM)
@@ -608,7 +608,7 @@ mtinfo_drive::set_partition (HANDLE mt, long count)
 	  lasterr = err;
 	}
       else
-        {
+	{
 	  partition = count;
 	  if (part (partition)->block == -1)
 	    part (partition)->initialize (0);
@@ -710,9 +710,9 @@ mtinfo_drive::prepare (HANDLE mt, int action, bool is_auto)
 	break;
       case TAPE_LOCK:
 	lock = lasterr ? lock_error : is_auto ? auto_locked : locked;
-        break;
+	break;
       case TAPE_UNLOCK:
-        lock = lasterr ? lock_error : unlocked;
+	lock = lasterr ? lock_error : unlocked;
 	break;
     }
   return error ("prepare");
@@ -813,12 +813,12 @@ mtinfo_drive::get_status (HANDLE mt, struct mtget *get)
 	else
 	  get->mt_gstat |= GMT_EOF (-1);
       if (part (partition)->emark >= eod_hit)
-        get->mt_gstat |= GMT_EOD (-1);
+	get->mt_gstat |= GMT_EOD (-1);
       if (part (partition)->emark >= eom_hit)
-        get->mt_gstat |= GMT_EOT (-1);
+	get->mt_gstat |= GMT_EOT (-1);
 
       if (part (partition)->smark)
-        get->mt_gstat |= GMT_SM (-1);
+	get->mt_gstat |= GMT_SM (-1);
 
       get->mt_gstat |= GMT_ONLINE (-1);
 
@@ -895,7 +895,7 @@ mtinfo_drive::set_options (HANDLE mt, long options)
 	  {
 	    buffer_writes ((options == 1));
 	  }
-        break;
+	break;
       case MT_ST_BOOLEANS:
 	buffer_writes (!!(options & MT_ST_BUFFER_WRITES));
 	async_writes (!!(options & MT_ST_ASYNC_WRITES));
@@ -913,10 +913,10 @@ mtinfo_drive::set_options (HANDLE mt, long options)
 	if (sdp.ECC != dp ()->ECC || sdp.DataPadding != dp ()->DataPadding
 	    || sdp.ReportSetmarks != dp ()->ReportSetmarks)
 	  call_setparams = true;
-        break;
+	break;
       case MT_ST_SETBOOLEANS:
       case MT_ST_CLEARBOOLEANS:
-        set = (what == MT_ST_SETBOOLEANS);
+	set = (what == MT_ST_SETBOOLEANS);
 	if (options & MT_ST_BUFFER_WRITES)
 	  buffer_writes (set);
 	if (options & MT_ST_ASYNC_WRITES)
@@ -940,7 +940,7 @@ mtinfo_drive::set_options (HANDLE mt, long options)
 	if (sdp.ECC != dp ()->ECC || sdp.DataPadding != dp ()->DataPadding
 	    || sdp.ReportSetmarks != dp ()->ReportSetmarks)
 	  call_setparams = true;
-        break;
+	break;
       case MT_ST_EOT_WZ_SIZE:
 	if (get_feature (TAPE_DRIVE_SET_EOT_WZ_SIZE))
 	  {
@@ -948,14 +948,14 @@ mtinfo_drive::set_options (HANDLE mt, long options)
 	    if (sdp.EOTWarningZoneSize != dp ()->EOTWarningZoneSize)
 	      call_setparams = true;
 	  }
-        break;
+	break;
     }
   if (call_setparams)
     {
       TAPE_FUNC (SetTapeParameters (mt, SET_TAPE_DRIVE_INFORMATION, &sdp));
       int err = lasterr;
       if (!err)
-        {
+	{
 	  dp ()->ECC = sdp.ECC;
 	  dp ()->DataPadding = sdp.DataPadding;
 	  dp ()->ReportSetmarks = sdp.ReportSetmarks;
@@ -973,10 +973,10 @@ mtinfo_drive::ioctl (HANDLE mt, unsigned int cmd, void *buf)
   if (cmd == MTIOCTOP)
     {
       if (__check_invalid_read_ptr (buf, sizeof (struct mtop)))
-        return ERROR_NOACCESS;
+	return ERROR_NOACCESS;
       struct mtop *op = (struct mtop *) buf;
       if (lasterr == ERROR_BUS_RESET)
-        {
+	{
 	  /* If a bus reset occurs, block further access to this device
 	     until the user rewinds, unloads or in any other way tries
 	     to maintain a well-known tape position. */
@@ -990,7 +990,7 @@ mtinfo_drive::ioctl (HANDLE mt, unsigned int cmd, void *buf)
 	      debug_printf ("Couldn't relock drive after bus reset.");
 	      lock = unlocked;
 	    }
-        }
+	}
       switch (op->mt_op)
 	{
 	  case MTRESET:
@@ -1120,13 +1120,13 @@ mtinfo_drive::ioctl (HANDLE mt, unsigned int cmd, void *buf)
   else if (cmd == MTIOCGET)
     {
       if (__check_null_invalid_struct (buf, sizeof (struct mtget)))
-        return ERROR_NOACCESS;
+	return ERROR_NOACCESS;
       get_status (mt, (struct mtget *) buf);
     }
   else if (cmd == MTIOCPOS)
     {
       if (__check_null_invalid_struct (buf, sizeof (struct mtpos)))
-        return ERROR_NOACCESS;
+	return ERROR_NOACCESS;
       if (!get_pos (mt))
 	((struct mtpos *) buf)->mt_blkno = block;
     }
@@ -1152,7 +1152,7 @@ mtinfo::initialize (void)
       magic = MTINFO_MAGIC;
       version = MTINFO_VERSION;
       for (unsigned i = 0; i < MAX_DRIVE_NUM; ++i)
-        drive (i)->initialize (i, true);
+	drive (i)->initialize (i, true);
       ReleaseMutex (mtx);
       CloseHandle (mtx);
     }
@@ -1164,7 +1164,7 @@ mtinfo::initialize (void)
 	api_fatal ("MT magic number screwed up: %lu, should be %lu",
 		   magic, MTINFO_MAGIC);
       if (version != MTINFO_VERSION)
-        system_printf ("MT version number mismatch: %lu, should be %lu",
+	system_printf ("MT version number mismatch: %lu, should be %lu",
 		       version, MTINFO_VERSION);
     }
 }
@@ -1297,12 +1297,12 @@ fhandler_dev_tape::raw_read (void *ptr, size_t &ulen)
       buf += bytes_to_read;
       devbufstart += bytes_to_read;
       if (devbufstart == devbufend)
-        devbufstart = devbufend = 0;
+	devbufstart = devbufend = 0;
       /* If a switch to variable block_size occured, just return the buffer
-         remains until the buffer is empty, then proceed with usual variable
+	 remains until the buffer is empty, then proceed with usual variable
 	 block size handling (one block per read call). */
       if (!block_size)
-        len = 0;
+	len = 0;
     }
   if (len > 0)
     {
@@ -1310,7 +1310,7 @@ fhandler_dev_tape::raw_read (void *ptr, size_t &ulen)
 	debug_printf ("Creating event failed: %E");
       size_t block_fit = !block_size ? len : rounddown(len,  block_size);
       if (block_fit)
-        {
+	{
 	  debug_printf ("read %d bytes from tape (rest %d)",
 			block_fit, len - block_fit);
 	  ret = mt->drive (driveno ())->read (get_handle (), mt_evt, buf,
@@ -1324,7 +1324,7 @@ fhandler_dev_tape::raw_read (void *ptr, size_t &ulen)
 	      buf += block_fit;
 	      /* Only one block in each read call, please. */
 	      if (!block_size)
-	        len = 0;
+		len = 0;
 	    }
 	  else {
 	    len = 0;
@@ -1333,7 +1333,7 @@ fhandler_dev_tape::raw_read (void *ptr, size_t &ulen)
 	  }
 	}
       if (!ret && len > 0)
-        {
+	{
 	  debug_printf ("read %d bytes from tape (one block)", block_size);
 	  ret = mt->drive (driveno ())->read (get_handle (), mt_evt, devbuf,
 					      block_size);
diff --git a/winsup/cygwin/fhandler_tty.cc b/winsup/cygwin/fhandler_tty.cc
index bf17e83..f7831fe 100644
--- a/winsup/cygwin/fhandler_tty.cc
+++ b/winsup/cygwin/fhandler_tty.cc
@@ -299,7 +299,7 @@ fhandler_pty_master::process_slave_output (char *buf, size_t len, int pktmode_on
 		goto out;
 	      /* DISCARD (FLUSHO) and tcflush can finish here. */
 	      if (n == 0 && (get_ttyp ()->ti.c_lflag & FLUSHO || !buf))
-	        goto out;
+		goto out;
 	      if (n == 0 && is_nonblocking ())
 		{
 		  set_errno (EAGAIN);
@@ -587,7 +587,7 @@ fhandler_tty_slave::open (int flags, mode_t)
 	  termios_printf ("SetProcessWindowStation %d, %E", b);
 	}
       b = AllocConsole ();	// will cause flashing if workstation
-			    	// stuff fails
+				// stuff fails
       termios_printf ("%d = AllocConsole (), %E", b);
       if (b)
 	init_console_handler ();
@@ -809,7 +809,7 @@ fhandler_tty_slave::read (void *ptr, size_t& len)
 
       /* On first peek determine no. of bytes to flush. */
       if (!ptr && len == UINT_MAX)
-        len = (size_t) bytes_in_pipe;
+	len = (size_t) bytes_in_pipe;
 
       if (ptr && !vmin && !time_to_wait)
 	{
@@ -847,7 +847,7 @@ fhandler_tty_slave::read (void *ptr, size_t& len)
 	      len -= n;
 	      totalread += n;
 	      if (ptr)
-	        {
+		{
 		  memcpy (ptr, buf, n);
 		  ptr = (char *) ptr + n;
 		}
@@ -864,7 +864,7 @@ fhandler_tty_slave::read (void *ptr, size_t& len)
 	  if (!bytes_in_pipe)
 	    break;
 	  continue;
-        }
+	}
 
       if (get_ttyp ()->read_retval < 0)	// read error
 	{
@@ -1414,7 +1414,7 @@ fhandler_tty_master::init_console ()
     return -1;
 
   console->init (INVALID_HANDLE_VALUE, GENERIC_READ | GENERIC_WRITE, O_BINARY);
-  cygheap->open_fhs--;  	/* handled when individual fds are opened */
+  cygheap->open_fhs--;		/* handled when individual fds are opened */
   console->uninterruptible_io (true);
   return 0;
 }
diff --git a/winsup/cygwin/grp.cc b/winsup/cygwin/grp.cc
index f46cb89..4edfc41 100644
--- a/winsup/cygwin/grp.cc
+++ b/winsup/cygwin/grp.cc
@@ -185,7 +185,7 @@ getgrgid_r (__gid32_t gid, struct __group32 *grp, char *buffer, size_t bufsize,
     return ERANGE;
 
   struct __group32 *tempgr = internal_getgrgid (gid, true);
-  pthread_testcancel (); 
+  pthread_testcancel ();
   if (!tempgr)
     return 0;
 
@@ -242,7 +242,7 @@ getgrnam_r (const char *nam, struct __group32 *grp, char *buffer,
     return ERANGE;
 
   struct __group32 *tempgr = internal_getgrnam (nam, true);
-  pthread_testcancel (); 
+  pthread_testcancel ();
   if (!tempgr)
     return 0;
 
@@ -373,7 +373,7 @@ internal_getgroups (int gidsetsize, __gid32_t *grouplist, cygpsid * srchsid)
 		    for (DWORD pg = 0; pg < groups->GroupCount; ++pg)
 		      if (sid == groups->Groups[pg].Sid &&
 			  sid != well_known_world_sid)
-		        {
+			{
 			  if (cnt < gidsetsize)
 			    grouplist[cnt] = gr->gr_gid;
 			  ++cnt;
diff --git a/winsup/cygwin/heap.cc b/winsup/cygwin/heap.cc
index 9ea5d9b..9f86f99 100644
--- a/winsup/cygwin/heap.cc
+++ b/winsup/cygwin/heap.cc
@@ -145,7 +145,7 @@ sbrk (int n)
     newbrksize = commitbytes;
 
    if ((VirtualAlloc (cygheap->user_heap.top, newbrksize, MEM_RESERVE, PAGE_NOACCESS)
-        || VirtualAlloc (cygheap->user_heap.top, newbrksize = commitbytes, MEM_RESERVE, PAGE_NOACCESS))
+	|| VirtualAlloc (cygheap->user_heap.top, newbrksize = commitbytes, MEM_RESERVE, PAGE_NOACCESS))
        && VirtualAlloc (cygheap->user_heap.top, commitbytes, MEM_COMMIT, PAGE_READWRITE) != NULL)
      {
 	cygheap->user_heap.max = (char *) cygheap->user_heap.max + pround (newbrksize);
diff --git a/winsup/cygwin/init.cc b/winsup/cygwin/init.cc
index 9ba585e..e42698e 100644
--- a/winsup/cygwin/init.cc
+++ b/winsup/cygwin/init.cc
@@ -81,7 +81,7 @@ munge_threadfunc ()
     /* no need for the overhead */;
   else
     {
-      for (i = 0; threadfunc_ix[i]; i++)		
+      for (i = 0; threadfunc_ix[i]; i++)
 	ebp[threadfunc_ix[i]] = (char *) threadfunc_fe;
       ((char **) _tlsbase)[OLDFUNC_OFFSET] = threadfunc;
     }
diff --git a/winsup/cygwin/libc/bsdlib.cc b/winsup/cygwin/libc/bsdlib.cc
index 4de52f2..71393fb 100644
--- a/winsup/cygwin/libc/bsdlib.cc
+++ b/winsup/cygwin/libc/bsdlib.cc
@@ -27,7 +27,7 @@
  * SUCH DAMAGE.
  *
  * CV 2003-09-10: Cygwin specific changes applied.  Code simplified just
- *                for Cygwin alone.
+ *		  for Cygwin alone.
  */
 
 #include "winsup.h"
@@ -96,11 +96,11 @@ login_tty (int fd)
   if ((fdname = ttyname (fd)))
     {
       if (fd != STDIN_FILENO)
-        close (STDIN_FILENO);
+	close (STDIN_FILENO);
       if (fd != STDOUT_FILENO)
-        close (STDOUT_FILENO);
+	close (STDOUT_FILENO);
       if (fd != STDERR_FILENO)
-        close (STDERR_FILENO);
+	close (STDERR_FILENO);
       newfd = open (fdname, O_RDWR);
       close (newfd);
     }
@@ -126,7 +126,7 @@ openpty (int *amaster, int *aslave, char *name, struct termios *termp,
       strcpy (pts, ptsname (master));
       revoke (pts);
       if ((slave = open (pts, O_RDWR | O_NOCTTY)) >= 0)
-        {
+	{
 	  if (amaster)
 	    *amaster = master;
 	  if (aslave)
@@ -251,11 +251,11 @@ setprogname (const char *newprogname)
   if (!check_null_str_errno (newprogname))
     {
       /* Per BSD man page, setprogname keeps a pointer to the last
-         path component of the argument.  It does *not* copy the
+	 path component of the argument.  It does *not* copy the
 	 argument before. */
       __progname = strrchr (newprogname, '/');
       if (__progname)
-        ++__progname;
+	++__progname;
       else
 	__progname = (char *)newprogname;
     }
diff --git a/winsup/cygwin/msg.cc b/winsup/cygwin/msg.cc
index 7e80f66..d226cc0 100644
--- a/winsup/cygwin/msg.cc
+++ b/winsup/cygwin/msg.cc
@@ -105,29 +105,29 @@ msgctl (int msqid, int cmd, struct msqid_ds *buf)
       case IPC_STAT:
 	if (__check_null_invalid_struct_errno (buf, sizeof *buf))
 	  return -1;
-        break;
+	break;
       case IPC_SET:
 	if (__check_invalid_read_ptr_errno (buf, sizeof *buf))
 	  return -1;
-        break;
+	break;
       case IPC_RMID:
-        break;
+	break;
       case IPC_INFO:
 	/* msqid == 0: Request for msginfo struct. */
 	if (!msqid
 	    && __check_null_invalid_struct_errno (buf, sizeof (struct msginfo)))
 	    return -1;
 	/* Otherwise, request msqid entries from internal msqid_ds array. */
-        if (msqid)
+	if (msqid)
 	  if (__check_null_invalid_struct_errno (buf, msqid * sizeof (struct msqid_ds)))
 	    return -1;
-        break;
+	break;
       case MSG_INFO:
-        if (__check_null_invalid_struct_errno (buf, sizeof (struct msg_info)))
+	if (__check_null_invalid_struct_errno (buf, sizeof (struct msg_info)))
 	  return -1;
-        break;
+	break;
       default:
-        syscall_printf ("-1 [%d] = msgctl ()", EINVAL);
+	syscall_printf ("-1 [%d] = msgctl ()", EINVAL);
 	set_errno (EINVAL);
 	return -1;
     }
@@ -137,7 +137,7 @@ msgctl (int msqid, int cmd, struct msqid_ds *buf)
       syscall_printf ("-1 [%d] = msgctl ()", request.error_code ());
       set_errno (request.error_code ());
       if (request.error_code () == ENOSYS)
-        raise (SIGSYS);
+	raise (SIGSYS);
       return -1;
     }
   return request.retval ();
@@ -159,7 +159,7 @@ msgget (key_t key, int msgflg)
       syscall_printf ("-1 [%d] = msgget ()", request.error_code ());
       set_errno (request.error_code ());
       if (request.error_code () == ENOSYS)
-        raise (SIGSYS);
+	raise (SIGSYS);
       return -1;
     }
   return request.retval ();
@@ -175,7 +175,7 @@ msgrcv (int msqid, void *msgp, size_t msgsz, long msgtyp, int msgflg)
 {
 #ifdef USE_SERVER
   syscall_printf ("msgrcv (msqid = %d, msgp = %p, msgsz = %d, "
-  		  "msgtyp = %d, msgflg = 0x%x)",
+		  "msgtyp = %d, msgflg = 0x%x)",
 		  msqid, msgp, msgsz, msgtyp, msgflg);
   if (__check_null_invalid_struct_errno (msgp, msgsz))
     return -1;
@@ -185,7 +185,7 @@ msgrcv (int msqid, void *msgp, size_t msgsz, long msgtyp, int msgflg)
       syscall_printf ("-1 [%d] = msgrcv ()", request.error_code ());
       set_errno (request.error_code ());
       if (request.error_code () == ENOSYS)
-        raise (SIGSYS);
+	raise (SIGSYS);
       return -1;
     }
   return request.rcvval ();
@@ -210,7 +210,7 @@ msgsnd (int msqid, const void *msgp, size_t msgsz, int msgflg)
       syscall_printf ("-1 [%d] = msgsnd ()", request.error_code ());
       set_errno (request.error_code ());
       if (request.error_code () == ENOSYS)
-        raise (SIGSYS);
+	raise (SIGSYS);
       return -1;
     }
   return request.retval ();
diff --git a/winsup/cygwin/mtinfo.h b/winsup/cygwin/mtinfo.h
index 52dd6b2..cf69496 100644
--- a/winsup/cygwin/mtinfo.h
+++ b/winsup/cygwin/mtinfo.h
@@ -84,7 +84,7 @@ class mtinfo_drive
   inline int error (const char *str)
     {
       if (lasterr)
-        debug_printf ("%s: Win32 error %d", lasterr);
+	debug_printf ("%s: Win32 error %d", lasterr);
       return lasterr;
     }
   inline bool get_feature (DWORD parm)
diff --git a/winsup/cygwin/net.cc b/winsup/cygwin/net.cc
index 58c3a9f..b958e43 100644
--- a/winsup/cygwin/net.cc
+++ b/winsup/cygwin/net.cc
@@ -1953,7 +1953,7 @@ cygwin_rresvport (int *port)
       cygheap_fdnew res_fd;
 
       if (res_fd >= 0 && fdsock (res_fd, tcp_dev, res))
-        res = res_fd;
+	res = res_fd;
       else
 	res = -1;
     }
diff --git a/winsup/cygwin/passwd.cc b/winsup/cygwin/passwd.cc
index 536f4ae..3175d92 100644
--- a/winsup/cygwin/passwd.cc
+++ b/winsup/cygwin/passwd.cc
@@ -78,7 +78,7 @@ pwdgrp::read_passwd ()
 	!internal_getpwuid (myself->uid))))
     {
       static char linebuf[1024];	// must be static and
-      					// should not be NO_COPY
+					// should not be NO_COPY
       (void) cygheap->user.ontherange (CH_HOME, NULL);
       snprintf (linebuf, sizeof (linebuf), "%s:*:%lu:%lu:,%s:%s:/bin/sh",
 		cygheap->user.name (),
diff --git a/winsup/cygwin/path.cc b/winsup/cygwin/path.cc
index 6ab938b..102f513 100644
--- a/winsup/cygwin/path.cc
+++ b/winsup/cygwin/path.cc
@@ -461,20 +461,20 @@ path_conv::set_normalized_path (const char *path_copy)
 PUNICODE_STRING
 path_conv::get_nt_native_path (UNICODE_STRING &upath, WCHAR *wpath)
 {
-  if (path[0] != '\\')             /* X:\...  or NUL, etc. */
+  if (path[0] != '\\')			/* X:\...  or NUL, etc. */
     {
       str2buf2uni (upath, wpath, "\\??\\");
       str2buf2uni_cat (upath, path);
     }
-  else if (path[1] != '\\')        /* \Device\... */
+  else if (path[1] != '\\')		/* \Device\... */
     str2buf2uni (upath, wpath, path);
-  else if (path[2] != '.' 
-	   || path[3] != '\\')     /* \\server\share\... */
+  else if (path[2] != '.'
+	   || path[3] != '\\')		/* \\server\share\... */
     {
       str2buf2uni (upath, wpath, "\\??\\UNC\\");
       str2buf2uni_cat (upath, path + 2);
-    }        
-  else                                          /* \\.\device */
+    }
+  else					/* \\.\device */
     {
       str2buf2uni (upath, wpath, "\\??\\");
       str2buf2uni_cat (upath, path + 4);
@@ -550,21 +550,21 @@ path_conv::check (const char *src, unsigned opt,
 	 into account during processing */
       if (tail > path_copy + 1)
 	{
-          if (isslash (tail[-1]))
-            {
+	  if (isslash (tail[-1]))
+	    {
 	       need_directory = 1;
 	       tail--;
 	    }
-          /* Remove trailing dots and spaces which are ignored by Win32 functions but
+	  /* Remove trailing dots and spaces which are ignored by Win32 functions but
 	     not by native NT functions. */
-          while (tail[-1] == '.' || tail[-1] == ' ') 
+	  while (tail[-1] == '.' || tail[-1] == ' ')
 	    tail--;
-          if (tail > path_copy + 1 && isslash (tail[-1]))
-            {
+	  if (tail > path_copy + 1 && isslash (tail[-1]))
+	    {
 	      error = ENOENT;
-              return;
+	      return;
 	    }
-        }
+	}
       path_end = tail;
       *tail = '\0';
 
@@ -1017,7 +1017,7 @@ normalize_win32_path (const char *src, char *dst, char **tail)
       else if (src[0] == '.' && src[1] == '.'
 	       /* dst must be greater than dst_start */
 	       && dst[-1] == '\\')
-        {
+	{
 	  if (isdirsep (src[2]) || src[2] == 0)
 	    {
 	      /* Back up over /, but not if it's the first one.  */
@@ -3316,7 +3316,7 @@ chdir (const char *in_dir)
 	 defeat the Windows 95 (i.e. MS-DOS) tendency of returning to
 	 the last directory visited on the given drive. */
       if (isdrive (native_dir) && !native_dir[2])
-        {
+	{
 	  path.get_win32 ()[2] = '\\';
 	  path.get_win32 ()[3] = '\0';
 	}
@@ -3325,7 +3325,7 @@ chdir (const char *in_dir)
 	 The posix_cwd is just path.normalized_path.
 	 In other cases we let cwd.set obtain the Posix path through
 	 the mount table. */
-      if (!path.has_symlinks () && !isabspath (in_dir))
+      if (!isdrive(path.normalized_path))
 	posix_cwd = path.normalized_path;
       res = 0;
       doit = true;
@@ -3674,10 +3674,10 @@ cwdstuff::set (const char *win32_cwd, const char *posix_cwd, bool doit)
     {
        cwd_lock->acquire ();
        if (doit && !SetCurrentDirectory (win32_cwd))
-         {
-            __seterrno ();
-            goto out;
-         }
+	 {
+	    __seterrno ();
+	    goto out;
+	 }
     }
   /* If there is no win32 path or it has the form c:xxx, get the value */
   if (!win32_cwd || (isdrive (win32_cwd) && win32_cwd[2] != '\\'))
@@ -3685,13 +3685,13 @@ cwdstuff::set (const char *win32_cwd, const char *posix_cwd, bool doit)
       int i;
       DWORD len, dlen;
       for (i = 0, dlen = CYG_MAX_PATH/3; i < 2; i++, dlen = len)
-        {
+	{
 	  win32 = (char *) crealloc (win32, dlen);
 	  if ((len = GetCurrentDirectoryA (dlen, win32)) < dlen)
 	    break;
 	}
       if (len == 0)
-        {
+	{
 	  __seterrno ();
 	  debug_printf ("GetCurrentDirectory, %E");
 	  win32_cwd = pathbuf; /* Force lock release */
diff --git a/winsup/cygwin/poll.cc b/winsup/cygwin/poll.cc
index 8f9bda9..4afbac8 100644
--- a/winsup/cygwin/poll.cc
+++ b/winsup/cygwin/poll.cc
@@ -104,7 +104,7 @@ poll (struct pollfd *fds, unsigned int nfds, int timeout)
 			  {
 			    case -1: /* Something weird happened */
 			      /* When select returns that data is available,
-			         that could mean that the socket is in
+				 that could mean that the socket is in
 				 listen mode and a client tries to connect.
 				 Unfortunately, recvfrom() doesn't make much
 				 sense then.  It returns WSAENOTCONN in that
diff --git a/winsup/cygwin/sched.cc b/winsup/cygwin/sched.cc
index 548c659..0f4b2fe 100644
--- a/winsup/cygwin/sched.cc
+++ b/winsup/cygwin/sched.cc
@@ -284,7 +284,7 @@ sched_rr_get_interval (pid_t pid, struct timespec *interval)
     forprocid = 0;
 
   reg_key reg (HKEY_LOCAL_MACHINE, KEY_READ, "SYSTEM", "CurrentControlSet",
-               "Control", "PriorityControl", NULL);
+	       "Control", "PriorityControl", NULL);
   if (reg.error ())
     {
       set_errno (ESRCH);
diff --git a/winsup/cygwin/sec_helper.cc b/winsup/cygwin/sec_helper.cc
index b97dcd0..852ef5b 100644
--- a/winsup/cygwin/sec_helper.cc
+++ b/winsup/cygwin/sec_helper.cc
@@ -385,7 +385,7 @@ enable_restore_privilege ()
     {
       int res = 2 + set_process_privilege (SE_RESTORE_NAME, true, issetuid);
       if (!issetuid)
-        saved_res = res;
+	saved_res = res;
     }
 }
 
diff --git a/winsup/cygwin/security.cc b/winsup/cygwin/security.cc
index 29dd0a0..6ae52e9 100644
--- a/winsup/cygwin/security.cc
+++ b/winsup/cygwin/security.cc
@@ -1077,7 +1077,7 @@ out:
    of the SD on success. Unfortunately NT returns
    0 in `len' on success, while W2K returns the
    correct size!
-   
+
    2003-11-26: Now the function allocates the space needed by itself so
    it knows the real size and returns it in the security_descriptor object.
 */
@@ -1142,7 +1142,7 @@ write_sd (HANDLE fh, const char *file, security_descriptor &sd)
 				     NULL)) == INVALID_HANDLE_VALUE)
 	break;
       if (fh && (ret = NtSetSecurityObject (fh,
-					    DACL_SECURITY_INFORMATION 
+					    DACL_SECURITY_INFORMATION
 					    | GROUP_SECURITY_INFORMATION
 					    | OWNER_SECURITY_INFORMATION,
 					    sd)) == STATUS_SUCCESS)
@@ -1768,7 +1768,7 @@ set_security_attribute (int attribute, PSECURITY_ATTRIBUTES psa,
   InitializeSecurityDescriptor ((PSECURITY_DESCRIPTOR)psa->lpSecurityDescriptor,
 				SECURITY_DESCRIPTOR_REVISION);
   psa->lpSecurityDescriptor = alloc_sd (geteuid32 (), getegid32 (),
-  					attribute, sd);
+					attribute, sd);
 }
 
 static int
diff --git a/winsup/cygwin/sem.cc b/winsup/cygwin/sem.cc
index c623db1..1d7f53c 100644
--- a/winsup/cygwin/sem.cc
+++ b/winsup/cygwin/sem.cc
@@ -116,7 +116,7 @@ semctl (int semid, int semnum, int cmd, ...)
       syscall_printf ("-1 [%d] = semctl ()", request.error_code ());
       set_errno (request.error_code ());
       if (request.error_code () == ENOSYS)
-        raise (SIGSYS);
+	raise (SIGSYS);
       return -1;
     }
   return request.retval ();
@@ -139,7 +139,7 @@ semget (key_t key, int nsems, int semflg)
       syscall_printf ("-1 [%d] = semget ()", request.error_code ());
       set_errno (request.error_code ());
       if (request.error_code () == ENOSYS)
-        raise (SIGSYS);
+	raise (SIGSYS);
       return -1;
     }
   return request.retval ();
@@ -164,7 +164,7 @@ semop (int semid, struct sembuf *sops, size_t nsops)
       syscall_printf ("-1 [%d] = semop ()", request.error_code ());
       set_errno (request.error_code ());
       if (request.error_code () == ENOSYS)
-        raise (SIGSYS);
+	raise (SIGSYS);
       return -1;
     }
   return request.retval ();
diff --git a/winsup/cygwin/shared.cc b/winsup/cygwin/shared.cc
index 42beb54..65adc3e 100644
--- a/winsup/cygwin/shared.cc
+++ b/winsup/cygwin/shared.cc
@@ -97,7 +97,7 @@ open_shared (const char *name, int n, HANDLE &shared_h, DWORD size,
       if (!name)
 	mapname = NULL;
       else
-        mapname = shared_name (map_buf, name, n);
+	mapname = shared_name (map_buf, name, n);
       if (!(shared_h = CreateFileMapping (INVALID_HANDLE_VALUE, psa,
 					  PAGE_READWRITE, 0, size, mapname)))
 	api_fatal ("CreateFileMapping %s, %E.  Terminating.", mapname);
@@ -163,7 +163,7 @@ user_shared_initialize (bool reinit)
   if (!cygwin_user_h)
     {
       if (wincap.has_security ())
-        {
+	{
 	  cygpsid tu (cygheap->user.sid ());
 	  tu.string (name);
 	}
diff --git a/winsup/cygwin/shm.cc b/winsup/cygwin/shm.cc
index 4bae7b2..a5fbe3a 100644
--- a/winsup/cygwin/shm.cc
+++ b/winsup/cygwin/shm.cc
@@ -133,9 +133,9 @@ fixup_shms_after_fork ()
   SLIST_FOREACH (sph_entry, &sph_list, sph_next)
     {
       vm_object_t ptr = MapViewOfFileEx(sph_entry->hdl, sph_entry->access,
-      					0, 0, sph_entry->size, sph_entry->ptr);
+					0, 0, sph_entry->size, sph_entry->ptr);
       if (ptr != sph_entry->ptr)
-        api_fatal ("MapViewOfFileEx (%p), %E.  Terminating.", sph_entry->ptr);
+	api_fatal ("MapViewOfFileEx (%p), %E.  Terminating.", sph_entry->ptr);
     }
   return 0;
 }
@@ -161,13 +161,13 @@ shmat (int shmid, const void *shmaddr, int shmflg)
   if (!ssh_entry)
     {
       /* The shmid is unknown to this process so far.  Try to get it from
-         the server if it exists.  Use special internal call to shmget,
+	 the server if it exists.  Use special internal call to shmget,
 	 which interprets the key as a shmid and only returns a valid
 	 shmid if one exists.  Since shmctl inserts a new entry for this
 	 shmid into ssh_list automatically, we just have to go through
 	 that list again.  If that still fails, well, bad luck. */
       if (shmid && shmget ((key_t) shmid, 0, IPC_KEY_IS_SHMID) != -1)
-        {
+	{
 	  SLIST_FOREACH (ssh_entry, &ssh_list, ssh_next)
 	    {
 	      if (ssh_entry->shmid == shmid)
@@ -175,7 +175,7 @@ shmat (int shmid, const void *shmaddr, int shmflg)
 	    }
 	}
       if (!ssh_entry)
-        {
+	{
 	  /* Invalid shmid */
 	  set_errno (EINVAL);
 	  return (void *) -1;
@@ -185,11 +185,11 @@ shmat (int shmid, const void *shmaddr, int shmflg)
   if (shmaddr)
     {
       if (shmflg & SHM_RND)
-        attach_va = (vm_object_t)((vm_offset_t)shmaddr & ~(SHMLBA-1));
+	attach_va = (vm_object_t)((vm_offset_t)shmaddr & ~(SHMLBA-1));
       else
 	attach_va = (vm_object_t)shmaddr;
       /* Don't even bother to call anything if shmaddr is NULL or
-         not aligned. */
+	 not aligned. */
       if (!attach_va || (vm_offset_t)attach_va % SHMLBA)
 	{
 	  set_errno (EINVAL);
@@ -222,7 +222,7 @@ shmat (int shmid, const void *shmaddr, int shmflg)
       delete sph_entry;
       set_errno (request.error_code ());
       if (request.error_code () == ENOSYS)
-        raise (SIGSYS);
+	raise (SIGSYS);
       return (void *) -1;
     }
   sph_entry->ptr = ptr;
@@ -250,7 +250,7 @@ shmctl (int shmid, int cmd, struct shmid_ds *buf)
       case IPC_SET:
 	if (__check_null_invalid_struct_errno (buf, sizeof (struct shmid_ds)))
 	  return -1;
-        break;
+	break;
       case IPC_INFO:
 	/* shmid == 0: Request for shminfo struct. */
 	if (!shmid
@@ -260,11 +260,11 @@ shmctl (int shmid, int cmd, struct shmid_ds *buf)
 	if (shmid)
 	  if (__check_null_invalid_struct_errno (buf, shmid * sizeof (struct shmid_ds)))
 	    return -1;
-        break;
+	break;
       case SHM_INFO:
-        if (__check_null_invalid_struct_errno (buf, sizeof (struct shm_info)))
+	if (__check_null_invalid_struct_errno (buf, sizeof (struct shm_info)))
 	  return -1;
-        break;
+	break;
     }
   client_request_shm request (shmid, cmd, buf);
   if (request.make_request () == -1 || request.retval () == -1)
@@ -272,7 +272,7 @@ shmctl (int shmid, int cmd, struct shmid_ds *buf)
       syscall_printf ("-1 [%d] = shmctl ()", request.error_code ());
       set_errno (request.error_code ());
       if (request.error_code () == ENOSYS)
-        raise (SIGSYS);
+	raise (SIGSYS);
       return -1;
     }
   if (cmd == IPC_RMID)
@@ -280,7 +280,7 @@ shmctl (int shmid, int cmd, struct shmid_ds *buf)
       /* The process must cleanup its own storage... */
       shm_shmid_list *ssh_entry, *ssh_next_entry;
       SLIST_FOREACH_SAFE (ssh_entry, &ssh_list, ssh_next, ssh_next_entry)
-        {
+	{
 	  if (ssh_entry->shmid == shmid)
 	    {
 	      SLIST_REMOVE (&ssh_list, ssh_entry, shm_shmid_list, ssh_next);
@@ -310,7 +310,7 @@ shmdt (const void *shmaddr)
       syscall_printf ("-1 [%d] = shmdt ()", request.error_code ());
       set_errno (request.error_code ());
       if (request.error_code () == ENOSYS)
-        raise (SIGSYS);
+	raise (SIGSYS);
       return -1;
     }
   shm_attached_list *sph_entry, *sph_next_entry;
@@ -318,7 +318,7 @@ shmdt (const void *shmaddr)
   SLIST_FOREACH_SAFE (sph_entry, &sph_list, sph_next, sph_next_entry)
     {
       if (sph_entry->ptr == shmaddr)
-        {
+	{
 	  SLIST_REMOVE (&sph_list, sph_entry, shm_attached_list, sph_next);
 	  /* ...and unmap view. */
 	  UnmapViewOfFile (sph_entry->ptr);
@@ -354,7 +354,7 @@ shmget (key_t key, size_t size, int shmflg)
       delete ssh_new_entry;
       set_errno (request.error_code ());
       if (request.error_code () == ENOSYS)
-        raise (SIGSYS);
+	raise (SIGSYS);
       return -1;
     }
   int shmid = request.retval ();	/* Shared mem ID */
@@ -363,7 +363,7 @@ shmget (key_t key, size_t size, int shmflg)
   SLIST_FOREACH (ssh_entry, &ssh_list, ssh_next)
     {
       if (ssh_entry->shmid == shmid)
-        {
+	{
 	  /* We already maintain an entry for this shmid.  That means,
 	     the hdl returned by cygserver is a superfluous duplicate
 	     of the original hdl maintained by cygserver.  We can safely
diff --git a/winsup/cygwin/sigproc.cc b/winsup/cygwin/sigproc.cc
index 0550299..47096f0 100644
--- a/winsup/cygwin/sigproc.cc
+++ b/winsup/cygwin/sigproc.cc
@@ -426,7 +426,7 @@ proc_subproc (DWORD what, DWORD val)
 
     scan_wait:
       /* Scan the linked list of wait()ing threads.  If a wait's parameters
-         match this pid, then activate it.  */
+	 match this pid, then activate it.  */
       for (w = &waitq_head; w->next != NULL; w = w->next)
 	{
 	  if ((potential_match = checkstate (w)) > 0)
@@ -759,7 +759,7 @@ sig_send (_pinfo *p, siginfo_t& si, _cygtls *tls)
   if (!WriteFile (sendsig, &pack, sizeof (pack), &nb, NULL) || nb != sizeof (pack))
     {
       /* Couldn't send to the pipe.  This probably means that the
-         process is exiting.  */
+	 process is exiting.  */
       if (!its_me)
 	{
 	  sigproc_printf ("WriteFile for pipe %p failed, %E", sendsig);
diff --git a/winsup/cygwin/syscalls.cc b/winsup/cygwin/syscalls.cc
index e7a698b..b524e61 100644
--- a/winsup/cygwin/syscalls.cc
+++ b/winsup/cygwin/syscalls.cc
@@ -916,7 +916,7 @@ chmod (const char *path, mode_t mode)
   fhandler_base *fh;
   if (!(fh = build_fh_name (path, NULL, PC_SYM_FOLLOW, stat_suffixes)))
     goto error;
-      
+
   if (fh->error ())
     {
       debug_printf ("got %d error from build_fh_name", fh->error ());
@@ -1058,10 +1058,10 @@ stat_worker (const char *name, struct __stat64 *buf, int nofollow)
   if (check_null_invalid_struct_errno (buf))
     goto error;
 
-  if (!(fh = build_fh_name (name, NULL, nofollow ? PC_SYM_NOFOLLOW : PC_SYM_FOLLOW, 
+  if (!(fh = build_fh_name (name, NULL, nofollow ? PC_SYM_NOFOLLOW : PC_SYM_FOLLOW,
 			    stat_suffixes)))
     goto error;
-  
+
   if (fh->error ())
     {
       debug_printf ("got %d error from build_fh_name", fh->error ());
@@ -1162,7 +1162,7 @@ access (const char *fn, int flags)
     {
       fhandler_base *fh = build_fh_name (fn, NULL, PC_SYM_FOLLOW, stat_suffixes);
       if (fh)
-        {
+	{
 	  res =  fh->fhaccess (flags);
 	  delete fh;
 	}
@@ -1492,7 +1492,7 @@ ttyname_r (int fd, char *buf, size_t buflen)
       else if (buflen < strlen (cfd->ttyname ()) + 1)
 	ret = ERANGE;
       else
-        strcpy (buf, cfd->ttyname ());
+	strcpy (buf, cfd->ttyname ());
     }
   debug_printf ("returning %d tty: %s", ret, ret ? "NULL" : buf);
   return ret;
diff --git a/winsup/cygwin/sysconf.cc b/winsup/cygwin/sysconf.cc
index 4de8d87..66e4fc4 100644
--- a/winsup/cygwin/sysconf.cc
+++ b/winsup/cygwin/sysconf.cc
@@ -52,7 +52,7 @@ sysconf (int in)
       case _SC_SAVED_IDS:
 	return _POSIX_SAVED_IDS;
       case _SC_LOGIN_NAME_MAX:
-        return LOGIN_NAME_MAX;
+	return LOGIN_NAME_MAX;
       case _SC_GETPW_R_SIZE_MAX:
       case _SC_GETGR_R_SIZE_MAX:
 	return 16*1024;
@@ -104,7 +104,7 @@ sysconf (int in)
 	  }
 	break;
       case _SC_AVPHYS_PAGES:
-        if (wincap.supports_smp ())
+	if (wincap.supports_smp ())
 	  {
 	    NTSTATUS ret;
 	    SYSTEM_PERFORMANCE_INFORMATION spi;
@@ -124,7 +124,7 @@ sysconf (int in)
       case _SC_RTSIG_MAX:
 	return RTSIG_MAX;
       case _SC_TTY_NAME_MAX:
-        return TTY_NAME_MAX;
+	return TTY_NAME_MAX;
     }
 
   /* Invalid input or unimplemented sysconf name */
diff --git a/winsup/cygwin/thread.cc b/winsup/cygwin/thread.cc
index 8c36dfb..4cac624 100644
--- a/winsup/cygwin/thread.cc
+++ b/winsup/cygwin/thread.cc
@@ -173,7 +173,7 @@ pthread::init_mainthread ()
     {
       thread = new pthread ();
       if (!thread)
-        api_fatal ("failed to create mainthread object");
+	api_fatal ("failed to create mainthread object");
     }
 
   set_tls_self_pointer (thread);
@@ -1436,9 +1436,9 @@ bool
 pthread_mutex::is_good_initializer (pthread_mutex_t const *mutex)
 {
   if (verifyable_object_isvalid (mutex, PTHREAD_MUTEX_MAGIC,
-                                 PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP,
-                                 PTHREAD_NORMAL_MUTEX_INITIALIZER_NP,
-                                 PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP) != VALID_STATIC_OBJECT)
+				 PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP,
+				 PTHREAD_NORMAL_MUTEX_INITIALIZER_NP,
+				 PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP) != VALID_STATIC_OBJECT)
     return false;
   return true;
 }
@@ -1447,9 +1447,9 @@ bool
 pthread_mutex::is_good_initializer_or_object (pthread_mutex_t const *mutex)
 {
   if (verifyable_object_isvalid (mutex, PTHREAD_MUTEX_MAGIC,
-                                 PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP,
-                                 PTHREAD_NORMAL_MUTEX_INITIALIZER_NP,
-                                 PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP) == INVALID_OBJECT)
+				 PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP,
+				 PTHREAD_NORMAL_MUTEX_INITIALIZER_NP,
+				 PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP) == INVALID_OBJECT)
     return false;
   return true;
 }
@@ -1458,9 +1458,9 @@ bool
 pthread_mutex::is_good_initializer_or_bad_object (pthread_mutex_t const *mutex)
 {
   if (verifyable_object_isvalid (mutex, PTHREAD_MUTEX_MAGIC,
-                                 PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP,
-                                 PTHREAD_NORMAL_MUTEX_INITIALIZER_NP,
-                                 PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP) == VALID_OBJECT)
+				 PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP,
+				 PTHREAD_NORMAL_MUTEX_INITIALIZER_NP,
+				 PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP) == VALID_OBJECT)
     return false;
   return true;
 }
@@ -1662,7 +1662,7 @@ semaphore::semaphore (const char *sem_name, int oflag, mode_t mode,
 				  unsigned int value)
 : verifyable_object (SEM_MAGIC),
   shared (PTHREAD_PROCESS_SHARED),
-  currentvalue (value), 		/* Unused for named semaphores. */
+  currentvalue (value),		/* Unused for named semaphores. */
   name (NULL)
 {
   if (oflag & O_CREAT)
@@ -1853,7 +1853,7 @@ check_valid_pointer (void const *pointer)
 
 verifyable_object_state
 verifyable_object_isvalid (void const * objectptr, long magic, void *static_ptr1,
-                           void *static_ptr2, void *static_ptr3)
+			   void *static_ptr2, void *static_ptr3)
 {
   verifyable_object **object = (verifyable_object **)objectptr;
   if (check_valid_pointer (object))
@@ -2880,8 +2880,8 @@ pthread_equal (pthread_t t1, pthread_t t2)
 
 int
 pthread_mutex::init (pthread_mutex_t *mutex,
-                     const pthread_mutexattr_t *attr,
-                     const pthread_mutex_t initializer)
+		     const pthread_mutexattr_t *attr,
+		     const pthread_mutex_t initializer)
 {
   pthread_mutex_t new_mutex;
 
@@ -2907,11 +2907,11 @@ pthread_mutex::init (pthread_mutex_t *mutex,
   if (!attr && initializer)
     {
       if (initializer == PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP)
-        new_mutex->type = PTHREAD_MUTEX_RECURSIVE;
+	new_mutex->type = PTHREAD_MUTEX_RECURSIVE;
       else if (initializer == PTHREAD_NORMAL_MUTEX_INITIALIZER_NP)
-        new_mutex->type = PTHREAD_MUTEX_NORMAL;
+	new_mutex->type = PTHREAD_MUTEX_NORMAL;
       else if (initializer == PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP)
-        new_mutex->type = PTHREAD_MUTEX_ERRORCHECK;
+	new_mutex->type = PTHREAD_MUTEX_ERRORCHECK;
     }
 
   *mutex = new_mutex;
diff --git a/winsup/cygwin/thread.h b/winsup/cygwin/thread.h
index b560f73..712e36f 100644
--- a/winsup/cygwin/thread.h
+++ b/winsup/cygwin/thread.h
@@ -121,9 +121,9 @@ typedef enum
 } verifyable_object_state;
 
 verifyable_object_state verifyable_object_isvalid (void const * objectptr, long magic,
-                                                   void *static_ptr1 = NULL,
-                                                   void *static_ptr2 = NULL,
-                                                   void *static_ptr3 = NULL);
+						   void *static_ptr1 = NULL,
+						   void *static_ptr2 = NULL,
+						   void *static_ptr3 = NULL);
 
 template <class list_node> inline void
 List_insert (list_node *&head, list_node *node)
@@ -279,7 +279,7 @@ public:
   static bool can_be_unlocked (pthread_mutex_t const *mutex);
   static void init_mutex ();
   static int init (pthread_mutex_t *mutex, const pthread_mutexattr_t *attr,
-                   const pthread_mutex_t initializer = NULL);
+		   const pthread_mutex_t initializer = NULL);
 
   unsigned long lock_counter;
   HANDLE win32_obj_id;
diff --git a/winsup/cygwin/tty.cc b/winsup/cygwin/tty.cc
index e374acb..eea5ec4 100644
--- a/winsup/cygwin/tty.cc
+++ b/winsup/cygwin/tty.cc
@@ -325,19 +325,19 @@ tty::alive (const char *fmt)
   return ev != NULL;
 }
 
-HANDLE 
+HANDLE
 tty::open_output_mutex ()
 {
   return open_mutex (OUTPUT_MUTEX);
-} 
+}
 
 HANDLE
 tty::open_input_mutex ()
 {
   return open_mutex (INPUT_MUTEX);
-} 
+}
 
-HANDLE 
+HANDLE
 tty::open_mutex (const char *mutex)
 {
   char buf[CYG_MAX_PATH];
diff --git a/winsup/cygwin/uinfo.cc b/winsup/cygwin/uinfo.cc
index 2bf164f..4c9dacb 100644
--- a/winsup/cygwin/uinfo.cc
+++ b/winsup/cygwin/uinfo.cc
@@ -75,7 +75,7 @@ cygheap_user::init ()
 
   BOOL acl_exists, dummy;
   TOKEN_DEFAULT_DACL dacl;
-  if (GetSecurityDescriptorDacl (psd, &acl_exists, 
+  if (GetSecurityDescriptorDacl (psd, &acl_exists,
 				 &dacl.DefaultDacl, &dummy)
       && acl_exists && dacl.DefaultDacl)
     {
@@ -118,7 +118,7 @@ internal_getlogin (cygheap_user &user)
 	      HANDLE ptok;
 	      if (gsid != user.groups.pgsid
 		  && OpenProcessToken (hMainProc, TOKEN_ADJUST_DEFAULT, &ptok))
-	        {
+		{
 		  /* Set primary group to the group in /etc/passwd. */
 		  if (!SetTokenInformation (ptok, TokenPrimaryGroup,
 					    &gsid, sizeof gsid))
@@ -148,7 +148,7 @@ uinfo_init ()
   /* Conditions must match those in spawn to allow starting child
      processes with ruid != euid and rgid != egid. */
   else if (cygheap->user.issetuid ()
-  	   && cygheap->user.saved_uid == cygheap->user.real_uid
+	   && cygheap->user.saved_uid == cygheap->user.real_uid
 	   && cygheap->user.saved_gid == cygheap->user.real_gid
 	   && !cygheap->user.groups.issetgroups ())
     {
diff --git a/winsup/cygwin/wincap.cc b/winsup/cygwin/wincap.cc
index 4018a6e..0a93070 100644
--- a/winsup/cygwin/wincap.cc
+++ b/winsup/cygwin/wincap.cc
@@ -581,7 +581,7 @@ wincapc::init ()
 	      if (strcmp (version.szCSDVersion, "Service Pack 4") < 0)
 		caps = &wincap_nt4;
 	      else
-	        {
+		{
 		  caps = &wincap_nt4sp4;
 		  if (strcmp (version.szCSDVersion, "Service Pack 6") >= 0)
 		    has_osversioninfoex = true;
@@ -591,7 +591,7 @@ wincapc::init ()
 	      os = "NT";
 	      has_osversioninfoex = true;
 	      switch (version.dwMinorVersion)
-	        {
+		{
 		  case 0:
 		    caps = &wincap_2000;
 		    break;