Update.

2002-07-10  Ulrich Drepper  <drepper@redhat.com>
	* Versions.def [libpthread]: Add GLIBC_2.2.6.
	* posix/Versions [libc] (GLIBC_2.2.6): Add __nanosleep.

2002-07-06  Bruno Haible  <bruno@clisp.org>

	* sysdeps/unix/sysv/sysv4/bits/sigset.h (__NSSBITS): Correct value.
	* sysdeps/unix/sysv/linux/bits/statvfs.h (ST_NODIRATIME): Set to 2048.

16 files changed, 350 insertions, 104 deletions

diff --git a/ChangeLog b/ChangeLog
index 8c605c478b..6bc44d7ff6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,11 @@
-2002-07-08  H.J. Lu  <hjl@gnu.org>
+2002-07-10  Ulrich Drepper  <drepper@redhat.com>
 
-	* sysdeps/unix/sysv/linux/mips/sys/shm.h: New.
+	* Versions.def [libpthread]: Add GLIBC_2.2.6.
+	* posix/Versions [libc] (GLIBC_2.2.6): Add __nanosleep.
+
+2002-07-06  Bruno Haible  <bruno@clisp.org>
+
+	* sysdeps/unix/sysv/sysv4/bits/sigset.h (__NSSBITS): Correct value.
 
 2002-07-06  Bruno Haible  <bruno@clisp.org>
 
@@ -18,8 +23,7 @@
 	* sysdeps/generic/bits/stropts.h: Protect against direct inclusion.
 	* sysdeps/generic/bits/ustat.h: Likewise.
 
-	* sysdeps/unix/sysv/linux/bits/statvfs.h (ST_NODIRATIME): Set to
-	2048.
+	* sysdeps/unix/sysv/linux/bits/statvfs.h (ST_NODIRATIME): Set to 2048.
 
 2002-07-08  Andreas Jaeger  <aj@suse.de>
 
diff --git a/Versions.def b/Versions.def
index e5be6a86a2..6537c37a16 100644
--- a/Versions.def
+++ b/Versions.def
@@ -66,6 +66,7 @@ libpthread {
   GLIBC_2.1.2
   GLIBC_2.2
   GLIBC_2.2.3
+  GLIBC_2.2.6
   GLIBC_PRIVATE
 }
 libresolv {
@@ -89,6 +90,7 @@ ld {
 libthread_db {
   GLIBC_2.1.3
   GLIBC_2.2.3
+  GLIBC_2.3
 }
 libanl {
   GLIBC_2.2.3
diff --git a/libio/Makefile b/libio/Makefile
index 59948668b2..f4c5095e5f 100644
--- a/libio/Makefile
+++ b/libio/Makefile
@@ -49,7 +49,8 @@ routines	:=							      \
 tests = tst_swprintf tst_wprintf tst_swscanf tst_wscanf tst_getwc tst_putwc   \
 	tst_wprintf2 tst-widetext test-fmemopen tst-ext tst-fopenloc	      \
 	tst-fgetws tst-ungetwc1 tst-ungetwc2 tst-swscanf tst-sscanf	      \
-	tst-mmap-setvbuf bug-ungetwc1 bug-ungetwc2 tst-atime tst-eof
+	tst-mmap-setvbuf bug-ungetwc1 bug-ungetwc2 tst-atime tst-eof          \
+	tst-freopen
 test-srcs = test-freopen
 
 all: # Make this the default target; it will be defined in Rules.
diff --git a/libio/freopen.c b/libio/freopen.c
index a38313c334..01816a179a 100644
--- a/libio/freopen.c
+++ b/libio/freopen.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993,95,96,97,98,2000,2001 Free Software Foundation, Inc.
+/* Copyright (C) 1993,95,96,97,98,2000,2001,2002 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
@@ -53,15 +53,26 @@ freopen (filename, mode, fp)
     }
 #if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_1)
   if (&_IO_stdin_used == NULL)
-    /* If the shared C library is used by the application binary which
-       was linked against the older version of libio, we just use the
-       older one even for internal use to avoid trouble since a pointer
-       to the old libio may be passed into shared C library and wind
-       up here. */
-    result = _IO_old_freopen (filename, mode, fp);
+    {
+      /* If the shared C library is used by the application binary which
+	 was linked against the older version of libio, we just use the
+	 older one even for internal use to avoid trouble since a pointer
+	 to the old libio may be passed into shared C library and wind
+	 up here. */
+      _IO_old_file_close_it (fp);
+      _IO_JUMPS ((struct _IO_FILE_plus *) fp) = &_IO_old_file_jumps;
+      result = _IO_old_file_fopen (fp, filename, mode);
+    }
   else
 #endif
-    result = _IO_freopen (filename, mode, fp);
+    {
+      INTUSE(_IO_file_close_it) (fp);
+      _IO_JUMPS ((struct _IO_FILE_plus *) fp) = &INTUSE(_IO_file_jumps);
+      fp->_wide_data->_wide_vtable = &INTUSE(_IO_wfile_jumps);
+      result = INTUSE(_IO_file_fopen) (fp, filename, mode, 1);
+      if (result != NULL)
+	result = __fopen_maybe_mmap (result);
+    }
   if (result != NULL)
     /* unbound stream orientation */
     result->_mode = 0;
diff --git a/libio/freopen64.c b/libio/freopen64.c
index 941eda0aa9..7ab9bd315a 100644
--- a/libio/freopen64.c
+++ b/libio/freopen64.c
@@ -1,4 +1,5 @@
-/* Copyright (C) 1993,1995,1996,1997,1998,2000,2001 Free Software Foundation, Inc.
+/* Copyright (C) 1993,1995,1996,1997,1998,2000,2001,2002
+   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
@@ -51,7 +52,12 @@ freopen64 (filename, mode, fp)
       if (fd != -1)
 	filename = fd_to_filename (fd);
     }
-  result = _IO_freopen64 (filename, mode, fp);
+  INTUSE(_IO_file_close_it) (fp);
+  _IO_JUMPS ((struct _IO_FILE_plus *) fp) = &INTUSE(_IO_file_jumps);
+  fp->_wide_data->_wide_vtable = &INTUSE(_IO_wfile_jumps);
+  result = INTUSE(_IO_file_fopen) (fp, filename, mode, 0);
+  if (result != NULL)
+    result = __fopen_maybe_mmap (result);
   if (result != NULL)
     /* unbound stream orientation */
     result->_mode = 0;
diff --git a/libio/stdio.h b/libio/stdio.h
index 47f80d88c8..bcdf64d72e 100644
--- a/libio/stdio.h
+++ b/libio/stdio.h
@@ -1,5 +1,6 @@
 /* Define ISO C stdio on top of C++ iostreams.
-   Copyright (C) 1991, 1994-1999, 2000, 2001 Free Software Foundation, Inc.
+   Copyright (C) 1991, 1994-1999, 2000, 2001, 2002
+   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
@@ -595,10 +596,12 @@ struct obstack;			/* See <obstack.h>.  */
 
 /* Write formatted output to an obstack.  */
 extern int obstack_printf (struct obstack *__restrict __obstack,
-			   __const char *__restrict __format, ...) __THROW;
+			   __const char *__restrict __format, ...)
+     __THROW __attribute__ ((__format__ (__printf__, 2, 3)));
 extern int obstack_vprintf (struct obstack *__restrict __obstack,
 			    __const char *__restrict __format,
-			    _G_va_list __args) __THROW;
+			    _G_va_list __args)
+     __THROW __attribute__ ((__format__ (__printf__, 2, 0)));
 #endif /* Use GNU.  */
 
 
diff --git a/libio/tst-freopen.c b/libio/tst-freopen.c
new file mode 100644
index 0000000000..20e5f2f874
--- /dev/null
+++ b/libio/tst-freopen.c
@@ -0,0 +1,103 @@
+/* Test freopen with mmap stdio.
+   Copyright (C) 2002 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Jakub Jelinek <jakub@redhat.com>, 2002.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+int main (void)
+{
+  char name[] = "/tmp/tst-freopen.XXXXXX";
+  char buf[4096];
+  const char * const test = "Let's test freopen.\n";
+  char temp[strlen (test) + 1];
+  int fd = mkstemp (name);
+  FILE *f;
+
+  if (fd == -1)
+    {
+      printf ("%Zd: cannot open temporary file: %m\n", __LINE__);
+      exit (1);
+    }
+
+  f = fdopen (fd, "w");
+  if (f == NULL)
+    {
+      printf ("%Zd: cannot fdopen temporary file: %m\n", __LINE__);
+      exit (1);
+    }
+
+  fputs (test, f);
+  fclose (f);
+
+  f = fopen (name, "r");
+  if (f == NULL)
+    {
+      printf ("%Zd: cannot fopen temporary file: %m\n", __LINE__);
+      exit (1);
+    }
+
+  if (fread (temp, 1, strlen (test), f) != strlen (test))
+    {
+      printf ("%Zd: couldn't read the file back: %m\n", __LINE__);
+      exit (1);
+    }
+  temp [strlen (test)] = '\0';
+
+  if (strcmp (test, temp))
+    {
+      printf ("%Zd: read different string than was written:\n%s%s",
+	      __LINE__, test, temp);
+      exit (1);
+    }
+
+  f = freopen (name, "r+", f);
+  if (f == NULL)
+    {
+      printf ("%Zd: cannot freopen temporary file: %m\n", __LINE__);
+      exit (1);
+    }
+
+  if (fseek (f, 0, SEEK_SET) != 0)
+    {
+      printf ("%Zd: couldn't fseek to start: %m\n", __LINE__);
+      exit (1);
+    }
+
+  if (fread (temp, 1, strlen (test), f) != strlen (test))
+    {
+      printf ("%Zd: couldn't read the file back: %m\n", __LINE__);
+      exit (1);
+    }
+  temp [strlen (test)] = '\0';
+
+  if (strcmp (test, temp))
+    {
+      printf ("%Zd: read different string than was written:\n%s%s",
+	      __LINE__, test, temp);
+      exit (1);
+    }
+
+  fclose (f);
+
+  unlink (name);
+  exit (0);
+}
diff --git a/linuxthreads_db/ChangeLog b/linuxthreads_db/ChangeLog
index 33a38e5f32..c5cbfba126 100644
--- a/linuxthreads_db/ChangeLog
+++ b/linuxthreads_db/ChangeLog
@@ -1,3 +1,7 @@
+2002-07-10  Ulrich Drepper  <drepper@redhat.com>
+
+	* Versions [libthread_db] (GLIBC_2.3): Add td_thr_tls_get_addr.
+
 2002-06-14  H.J. Lu  <hjl@gnu.org>
 
 	* td_thr_tls_get_addr.c (td_thr_tls_get_addr): Don't include
diff --git a/linuxthreads_db/Versions b/linuxthreads_db/Versions
index 57619a3732..4ca8042c12 100644
--- a/linuxthreads_db/Versions
+++ b/linuxthreads_db/Versions
@@ -15,4 +15,7 @@ libthread_db {
   GLIBC_2.2.3 {
     td_symbol_list;
   }
+  GLIBC_2.3 {
+    td_thr_tls_get_addr;
+  }
 }
diff --git a/posix/Makefile b/posix/Makefile
index 008154de9a..db58cf5c7c 100644
--- a/posix/Makefile
+++ b/posix/Makefile
@@ -71,7 +71,7 @@ tests		:= tstgetopt testfnm runtests runptests	     \
 		   tst-getlogin tst-mmap tst-getaddrinfo tst-truncate \
 		   tst-truncate64 tst-fork tst-fnmatch tst-regexloc tst-dir \
 		   tst-chmod bug-regex1 bug-regex2 bug-regex3 bug-regex4 \
-		   tst-gnuglob tst-regex bug-regex5
+		   tst-gnuglob tst-regex bug-regex5 bug-regex6
 ifeq (yes,$(build-shared))
 test-srcs	:= globtest
 tests           += wordexp-test tst-exec tst-spawn
@@ -125,6 +125,7 @@ tst-regexloc-ENV = LOCPATH=$(common-objpfx)localedata
 bug-regex1-ENV = LOCPATH=$(common-objpfx)localedata
 tst-regex-ENV = LOCPATH=$(common-objpfx)localedata
 bug-regex5-ENV = LOCPATH=$(common-objpfx)localedata
+bug-regex6-ENV = LOCPATH=$(common-objpfx)localedata
 
 testcases.h: TESTS TESTS2C.sed
 	sed -f TESTS2C.sed < $< > $@T
diff --git a/posix/Versions b/posix/Versions
index c79a042aa3..07dc49a4d4 100644
--- a/posix/Versions
+++ b/posix/Versions
@@ -105,6 +105,10 @@ libc {
     # Extended Interface.
     fnmatch;
   }
+  GLIBC_2.2.6 {
+    # For syscall wrapper
+    __nanosleep;
+  }
   GLIBC_PRIVATE {
     # functions which have an additional interface since they are
     # are cancelable.
diff --git a/posix/bug-regex4.c b/posix/bug-regex4.c
index 76841e9db3..5ecca1a8d0 100644
--- a/posix/bug-regex4.c
+++ b/posix/bug-regex4.c
@@ -35,7 +35,6 @@ main (void)
 
   setlocale (LC_ALL, "C");
 
-  setlocale (LC_ALL, "C");
   s = re_compile_pattern ("ab[cde]", 7, &regex);
   if (s != NULL)
     {
diff --git a/posix/bug-regex6.c b/posix/bug-regex6.c
new file mode 100644
index 0000000000..9a06898a26
--- /dev/null
+++ b/posix/bug-regex6.c
@@ -0,0 +1,74 @@
+/* Test for regexec.
+   Copyright (C) 2002 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Jakub Jelinek <jakub@redhat.com>, 2002.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <sys/types.h>
+#include <regex.h>
+#include <locale.h>
+#include <stdio.h>
+
+int
+main (int argc, char *argv[])
+{
+  regex_t re;
+  regmatch_t mat[10];
+  int i, j, ret = 0;
+  char *locales[] = { "C", "de_DE.UTF-8" };
+  char *string = "http://www.regex.com/pattern/matching.html#intro";
+  regmatch_t expect[10] = {
+    { 0, 48 }, { 0, 5 }, { 0, 4 }, { 5, 20 }, { 7, 20 }, { 20, 42 },
+    { -1, -1 }, { -1, -1 }, { 42, 48 }, { 43, 48 } };
+
+  for (i = 0; i < sizeof (locales) / sizeof (locales[0]); ++i)
+    {
+      if (setlocale (LC_ALL, locales[i]) == NULL)
+	{
+	  puts ("cannot set locale");
+	  ret = 1;
+	}
+      else if (regcomp (&re,
+			"^(([^:/?#]+):)?(//([^/?#]*))?([^?#]*)(\\?([^#]*))?(#(.*))?",
+			REG_EXTENDED) != REG_NOERROR)
+	{
+	  puts ("cannot compile expression \"[a-f]*\"");
+	  ret = 1;
+	}
+      else if (regexec (&re, string, 10, mat, 0) == REG_NOMATCH)
+	{
+	  puts ("no match");
+	  ret = 1;
+	}
+      else
+	{
+	  if (! memcmp (mat, expect, sizeof (mat)))
+	    printf ("matching ok for %s locale\n", locales[i]);
+	  else
+	    {
+	      printf ("matching failed for %s locale:\n", locales[i]);
+	      ret = 1;
+	      for (j = 0; j < 9; ++j)
+		if (mat[j].rm_so != -1)
+		  printf ("%d: %.*s\n", j, mat[j].rm_eo - mat[j].rm_so,
+			  string + mat[j].rm_so);
+	    }
+	}
+    }
+
+  return ret;
+}
diff --git a/posix/regcomp.c b/posix/regcomp.c
index b9b056065f..513604274c 100644
--- a/posix/regcomp.c
+++ b/posix/regcomp.c
@@ -724,7 +724,6 @@ re_compile_internal (preg, pattern, length, syntax)
       dfa = re_realloc (preg->buffer, re_dfa_t, 1);
       if (dfa == NULL)
 	return REG_ESPACE;
-      memset (dfa, '\0', sizeof (re_dfa_t));
       preg->allocated = sizeof (re_dfa_t);
     }
   preg->buffer = (unsigned char *) dfa;
@@ -781,6 +780,9 @@ init_dfa (dfa, pat_len)
      int pat_len;
 {
   int table_size;
+
+  memset (dfa, '\0', sizeof (re_dfa_t));
+
   dfa->nodes_alloc = pat_len + 1;
   dfa->nodes = re_malloc (re_token_t, dfa->nodes_alloc);
 
@@ -1001,8 +1003,6 @@ calc_first (dfa, node)
   switch (type)
     {
 #ifdef DEBUG
-    case OP_OPEN_SUBEXP:
-    case OP_CLOSE_SUBEXP:
     case OP_OPEN_BRACKET:
     case OP_CLOSE_BRACKET:
     case OP_OPEN_DUP_NUM:
@@ -1028,6 +1028,8 @@ calc_first (dfa, node)
     case SIMPLE_BRACKET:
     case OP_BACK_REF:
     case ANCHOR:
+    case OP_OPEN_SUBEXP:
+    case OP_CLOSE_SUBEXP:
       node->first = idx;
       break;
     case OP_DUP_PLUS:
@@ -1041,14 +1043,6 @@ calc_first (dfa, node)
     case OP_ALT:
       node->first = idx;
       break;
-    case SUBEXP:
-      if (node->left == NULL)
-        {
-          if (node->next == -1)
-            calc_next (dfa, node);
-          node->first = node->next;
-          break;
-        }
       /* else fall through */
     default:
 #ifdef DEBUG
@@ -1161,7 +1155,9 @@ calc_epsdest (dfa, node)
             }
           re_node_set_init_2 (dfa->edests + idx, left, right);
         }
-      else if (dfa->nodes[idx].type == ANCHOR)
+      else if (dfa->nodes[idx].type == ANCHOR
+               || dfa->nodes[idx].type == OP_OPEN_SUBEXP
+               || dfa->nodes[idx].type == OP_CLOSE_SUBEXP)
         re_node_set_init_1 (dfa->edests + idx, node->next);
     }
 }
@@ -2055,8 +2051,9 @@ parse_sub_exp (regexp, preg, token, syntax, nest, err)
      reg_errcode_t *err;
 {
   re_dfa_t *dfa = (re_dfa_t *) preg->buffer;
-  bin_tree_t *tree;
+  bin_tree_t *tree, *left_par, *right_par;
   size_t cur_nsub;
+  int new_idx;
   cur_nsub = preg->re_nsub++;
   if (dfa->subexps_alloc < preg->re_nsub)
     {
@@ -2073,30 +2070,39 @@ parse_sub_exp (regexp, preg, token, syntax, nest, err)
     }
   dfa->subexps[cur_nsub].start = dfa->nodes_len;
   dfa->subexps[cur_nsub].end = -1;
+
+  new_idx = re_dfa_add_node (dfa, *token, 0);
+  left_par = create_tree (NULL, NULL, 0, new_idx);
+  if (BE (new_idx == -1 || left_par == NULL, 0))
+    return *err = REG_ESPACE, NULL;
+  dfa->nodes[new_idx].opr.idx = cur_nsub;
   *token = fetch_token (regexp, syntax);
 
   /* The subexpression may be a null string.  */
   if (token->type == OP_CLOSE_SUBEXP)
-    {
-      tree = create_tree (NULL, NULL, SUBEXP, 0);
-      if (BE (tree == NULL, 0))
-        return *err = REG_ESPACE, NULL;
-      dfa->subexps[cur_nsub].end = dfa->nodes_len;
-    }
+    tree = NULL;
   else
     {
       tree = parse_reg_exp (regexp, preg, token, syntax, nest, err);
       if (BE (*err != REG_NOERROR && tree == NULL, 0))
         return NULL;
-      dfa->subexps[cur_nsub].end = dfa->nodes_len;
-      if (BE (token->type != OP_CLOSE_SUBEXP, 0))
-        {
-          free_bin_tree (tree);
-          *err = REG_BADPAT;
-          return NULL;
-        }
-      tree = create_tree (tree, NULL, SUBEXP, 0);
     }
+  if (BE (token->type != OP_CLOSE_SUBEXP, 0))
+    {
+      free_bin_tree (tree);
+      *err = REG_BADPAT;
+      return NULL;
+    }
+  new_idx = re_dfa_add_node (dfa, *token, 0);
+  dfa->subexps[cur_nsub].end = dfa->nodes_len;
+  right_par = create_tree (NULL, NULL, 0, new_idx);
+  tree = ((tree == NULL) ? right_par
+          : create_tree (tree, right_par, CONCAT, 0));
+  tree = create_tree (left_par, tree, CONCAT, 0);
+  if (BE (new_idx == -1 || right_par == NULL || tree == NULL, 0))
+    return *err = REG_ESPACE, NULL;
+  dfa->nodes[new_idx].opr.idx = cur_nsub;
+
   return tree;
 }
 
diff --git a/posix/regex_internal.h b/posix/regex_internal.h
index 95ae46e297..20622540e8 100644
--- a/posix/regex_internal.h
+++ b/posix/regex_internal.h
@@ -96,8 +96,6 @@ typedef enum
   NON_TYPE = 0,
 
   /* Token type, these are used only by token.  */
-  OP_OPEN_SUBEXP,
-  OP_CLOSE_SUBEXP,
   OP_OPEN_BRACKET,
   OP_CLOSE_BRACKET,
   OP_CHARSET_RANGE,
@@ -124,6 +122,8 @@ typedef enum
 #endif /* RE_ENABLE_I18N */
 
   /* Node type, These are used by token, node, tree.  */
+  OP_OPEN_SUBEXP,
+  OP_CLOSE_SUBEXP,
   OP_PERIOD,
   CHARACTER,
   END_OF_RE,
@@ -142,24 +142,18 @@ typedef enum
 #ifdef RE_ENABLE_I18N
 typedef struct
 {
-  /* If this character set is the non-matching list.  */
-  unsigned int non_match : 1;
-
   /* Multibyte characters.  */
   wchar_t *mbchars;
-  int nmbchars;
 
   /* Collating symbols.  */
 # ifdef _LIBC
   int32_t *coll_syms;
 # endif
-  int ncoll_syms;
 
   /* Equivalence c