Mon Feb 26 10:22:30 1996 Roland McGrath <roland@charlie-brown.gnu.ai.mit.edu> cvs/libc-960227

	* sysdeps/unix/dirstream.h: Rewritten.
	* sysdeps/unix/readdir.c: Rewritten.
	* sysdeps/unix/telldir.c: Rewritten.
	* sysdeps/unix/closedir.c: Use <...> instead of "..." for dirstream.h.
	Remove __ from DIR struct member names.
	* sysdeps/unix/dirfd.c: Likewise.
	* sysdeps/unix/seekdir.c: Likewise.
	* sysdeps/unix/rewinddir.c: Likewise.
	* sysdeps/unix/opendir.c: Likewise.  Don't allocate extra space after
	DIR structure.
	* sysdeps/stub/direct.h: File removed.
	* sysdeps/unix/bsd/bsd4.4/direct.h: File removed.
	* sysdeps/unix/bsd/direct.h: File removed.
	* sysdeps/unix/common/direct.h: File removed.
	* sysdeps/unix/sysv/irix4/direct.h: File removed.
	* sysdeps/unix/sysv/isc3/direct.h: File removed.
	* sysdeps/unix/sysv/sco3.2.4/direct.h: File removed.
	* sysdeps/unix/sysv/sysv4/solaris2/direct.h: File removed.
	* sysdeps/unix/common/direntry.h: New file.
	* sysdeps/unix/bsd/direntry.h: New file.
	* sysdeps/unix/bsd/bsd4.4/direntry.h: New file.
	* sysdeps/unix/sysv/direntry.h: New file.
	* sysdeps/stub/direntry.h: New file.
	* dirent/dirent.h (struct dirent): Type removed.  Include <direntry.h>
	to define it.
	(_D_EXACT_NAMLEN, _D_ALLOC_NAMLEN): New macros.
	* dirent/Makefile (headers): Add direntry.h.
	(distribute): Remove direct.h.
	* sysdeps/posix/getcwd.c: Use new macros instead of d_namlen.
	* dirent/scandir.c: Likewise.
	* io/fts.c (fts_build): Likewise.
	* io/ftw.c (ftw_dir): Likewise.
	* sysdeps/posix/ttyname.c: Likewise.

	* sysdeps/unix/sysv/sysv4/solaris2/syscalls.list: New file.

	* sysdeps/mach/hurd/profil.c (MAX_PC_SAMPLES): New macro.
	(collector_timeout): New static variable.
	(update_waiter): Actually call __task_enable_pc_sampling.
	Set collector_timeout based on the `tick' count returned.
	(profile_waiter): Use MAX_PC_SAMPLES.  Set nsamples before RPC.
	Use collector_timeout in __mach_msg call.

	* gmon/Makefile (noprof): New variable containing mcount.
	Append profil unless it is in $(unix-syscalls).
	(mcount.po): Use $(noprof) for list of targets in this rule.

	* libc-symbols.h: Define _LIBC before #include <config.h>.

Sun Feb 25 12:29:23 1996  Roland McGrath  <roland@charlie-brown.gnu.ai.mit.edu>

	* config.h.in [_LIBC] (HAVE_STRERROR): Define it.
	Protect 2nd page of #undef's for generator programs with #ifndef _LIBC.

	* time/zic.c, time/zdump.c, time/private.h: Updated from ADO's latest.

Fri Feb  9 12:40:19 1996  Brendan Kehoe  <brendan@lisa.cygnus.com>

 	* libio/cleanup.c (_IO_cleanup_registration_needed)
	[!_G_HAVE_ATEXIT]: Init to NULL.
	* libio/filedoalloc.c (_IO_cleanup_registration_needed): Remove decl.

Thu Feb  8 08:12:50 1996  Brendan Kehoe  <brendan@cygnus.com>

	* libio/filedoalloc.c (_IO_cleanup_registration_needed): Revert
	previous change, since cleanup.c only defines it if _G_HAVE_ATEXIT.

Wed Feb  7 15:10:17 1996  Brendan Kehoe  <brendan@lisa.cygnus.com>

	* libio/filedoalloc.c (_IO_cleanup_registration_needed): Declare as
	extern.

Sat Feb 24 11:34:13 1996  Roland McGrath  <roland@charlie-brown.gnu.ai.mit.edu>

	* sysdeps/i386/memcmp.S: Fix argument %esp offsets.

	* time/sys/time.h (timeradd, timersub): New macros; BSD has these.

2 files changed, 14 insertions, 12 deletions

diff --git a/sysdeps/posix/getcwd.c b/sysdeps/posix/getcwd.c
index 4bebece975..af858a2643 100644
--- a/sysdeps/posix/getcwd.c
+++ b/sysdeps/posix/getcwd.c
@@ -292,16 +292,15 @@ __getcwd (buf, size)
       while ((d = readdir (dirstream)) != NULL)
 	{
 	  if (d->d_name[0] == '.' &&
-	      (d->d_namlen == 1 || (d->d_namlen == 2 && d->d_name[1] == '.')))
+	      (d->d_name[1] == '\0' ||
+	       (d->d_name[1] == '.' && d->d_name[2] == '\0')))
 	    continue;
 	  if (mount_point || d->d_ino == thisino)
 	    {
-	      char *name = __alloca (dotlist + dotsize - dotp +
-				     1 + d->d_namlen + 1);
+	      char name[dotlist + dotsize - dotp + 1 + _D_ALLOC_NAMLEN (d)];
 	      memcpy (name, dotp, dotlist + dotsize - dotp);
 	      name[dotlist + dotsize - dotp] = '/';
-	      memcpy (&name[dotlist + dotsize - dotp + 1],
-		      d->d_name, d->d_namlen + 1);
+	      strcpy (&name[dotlist + dotsize - dotp + 1], d->d_name);
 	      if (__lstat (name, &st) < 0)
 		{
 		  int save = errno;
@@ -322,7 +321,9 @@ __getcwd (buf, size)
 	}
       else
 	{
-	  if (pathp - path < d->d_namlen + 1)
+	  size_t namlen = _D_EXACT_NAMLEN (d);
+
+	  if (pathp - path < namlen)
 	    {
 	      if (buf != NULL)
 		{
@@ -344,8 +345,8 @@ __getcwd (buf, size)
 		  path = buf;
 		}
 	    }
-	  pathp -= d->d_namlen;
-	  (void) memcpy (pathp, d->d_name, d->d_namlen);
+	  pathp -= namlen;
+	  (void) memcpy (pathp, d->d_name, namlen);
 	  *--pathp = '/';
 	  (void) closedir (dirstream);
 	}
diff --git a/sysdeps/posix/ttyname.c b/sysdeps/posix/ttyname.c
index 50e3c79341..b0650b38b0 100644
--- a/sysdeps/posix/ttyname.c
+++ b/sysdeps/posix/ttyname.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992, 1993 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1992, 1993, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -56,17 +56,18 @@ DEFUN(ttyname, (fd), int fd)
   while ((d = readdir (dirstream)) != NULL)
     if (d->d_fileno == myino)
       {
-	if (sizeof (dev) + d->d_namlen + 1 > namelen)
+	size_t dlen = _D_ALLOC_NAMLEN (d);
+	if (sizeof (dev) + dlen > namelen)
 	  {
 	    free (name);
-	    namelen = 2 * (sizeof (dev) + d->d_namlen + 1); /* Big enough.  */
+	    namelen = 2 * (sizeof (dev) + dlen); /* Big enough.  */
 	    name = malloc (namelen);
 	    if (! name)
 	      return NULL;
 	    (void) memcpy (name, dev, sizeof (dev) - 1);
 	    name[sizeof (dev) - 1] = '/';
 	  }
-	(void) memcpy (&name[sizeof (dev)], d->d_name, d->d_namlen + 1);
+	(void) memcpy (&name[sizeof (dev)], d->d_name, dlen);
 	if (stat (name, &st) == 0 && st.st_dev == mydev)
 	  {
 	    (void) closedir (dirstream);