Updated to fedora-glibc-20090407T0545

45 files changed, 4759 insertions, 3546 deletions

diff --git a/ChangeLog b/ChangeLog
index 3bd91c3cee..62e4d49dc2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,90 @@
+2009-04-06  Ulrich Drepper  <drepper@redhat.com>
+
+	* resolv/resolv.h (RES_SNGLKUP): Define.
+	* resolv/res_init.c (res_setoptions): Recognize single-request option.
+	* resolv/res_send.c (send_dg): If we sent two requests at once and
+	only get one reply before timeout switch to mode where we send the
+	second request only after the first answer has been received.
+
+2009-04-05  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/x86_64/strlen.S: Optimize by using SSE2 instructions.
+	* sysdeps/x86_64/strchr.S: Likewise.
+
+2009-04-03  Ulrich Drepper  <drepper@redhat.com>
+
+	* configure.in: We need to test for the compiler earlier.
+
+	* misc/Makefile (routines): Add preadv, preadv64, pwritev, pwritev64.
+	* misc/Versions: Export preadv, preadv64, pwritev, pwritev64 for
+	GLIBC_2.10.
+	* misc/sys/uio.h: Declare preadv, preadv64, pwritev, pwritev64.
+	* sysdeps/unix/sysv/linux/kernel-features.h: Add entries for preadv
+	and pwritev.
+	* misc/preadv.c: New file.
+	* misc/preadv64.c: New file.
+	* misc/pwritev.c: New file.
+	* misc/pwritev64.c: New file.
+	* sysdeps/posx/preadv.c: New file.
+	* sysdeps/posx/preadv64.c: New file.
+	* sysdeps/posx/pwritev.c: New file.
+	* sysdeps/posx/pwritev64.c: New file.
+	* sysdeps/unix/sysv/linux/preadv.c: New file.
+	* sysdeps/unix/sysv/linux/preadv64.c: New file.
+	* sysdeps/unix/sysv/linux/pwritev.c: New file.
+	* sysdeps/unix/sysv/linux/pwritev64.c: New file.
+	* sysdeps/unix/sysv/linux/wordsize-64/preadv64.c: New file.
+	* sysdeps/unix/sysv/linux/wordsize-64/pwritev64.c: New file.
+
+	* sysdeps/unix/sysv/linux/readv.c (__libc_readv): Fix calling of
+	compatibility code.
+	* sysdeps/unix/sysv/linux/writev.c (__libc_writev): Likewise.
+
+	* sysdeps/unix/sysv/linux/kernel-features.h: Define
+	__ASSUME_COMPLETE_READV_WRITEV.
+	* sysdeps/unix/sysv/linux/readv.c: No need for userlevel fallback
+	with modern kernels.
+	* sysdeps/unix/sysv/linux/writev.c: Likewise.
+
+	* sysdeps/posix/readv.c: Since read is a cancellation point we have
+	to free a possible malloced buffer in case of cancellation.
+	* sysdeps/posix/writev.c: Likewise for write.
+
+2009-04-02  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/unix/sysv/linux/bits/socket.h: Add missing protocol numbers.
+
+	* configure.in: Recognize --enable-nss-crypt.
+	* config.make.in: Add nss-crypt entry.
+	* crypt/Makefile: If nss-crypt==yes, don't build md5.c, sha256.c,
+	sha512.c.  Don't run md5test, sha256test, sha512test.  Pass -DUSE_NSS
+	and include path for NSS directory to compiler for md5-crypt,
+	sha256-crypt, sha512-crypt.  Link libcrypt.so with -lfreebl3.
+	* crypt/md5-crypt.c: If USE_NSS is defined, don't use local hash
+	function implementation, use NSS.  Introduce wrappers around the
+	hash function calls.  Little code size optimization.
+	* crypt/sha256-crypt.c: Likewise.
+	* crypt/sha512-crypt.c: Likewise.
+	* scripts/check-local-headers.sh: Ignore nss3 directory.
+
+	* configure.in: Rename pic_default to libc_cv_pic_default.
+	* config.make.in: Likewise.
+
+2009-04-01  Roland McGrath  <roland@redhat.com>
+
+	* elf/elf.h (R_SPARC_GLOB_JMP): New macro.
+	(R_SPARC_GOTDATA_HIX22, R_SPARC_GOTDATA_LOX10): New macros.
+	(R_SPARC_GOTDATA_OP_HIX22, R_SPARC_GOTDATA_OP_LOX10): Likewise.
+	(R_SPARC_GOTDATA_OP, R_SPARC_H34): Likewise.
+	(R_SPARC_SIZE32, R_SPARC_SIZE64): Likewise.
+	(R_SPARC_GNU_VTINHERIT, R_SPARC_GNU_VTENTRY, R_SPARC_REV32): Likewise.
+	(R_SPARC_NUM): Update.
+	From Dave Miller <davem@davemloft.net>.
+
+2009-04-01  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/unix/sysv/linux/sys/eventfd.h (EFD_SEMAPHORE): Define.
+
 2009-03-31  Ulrich Drepper  <drepper@redhat.com>
 
 	* elf/dl-open.c: Keep track of used name spaces and only iterate over
diff --git a/NEWS b/NEWS
index 686d5dfdc4..1388caa804 100644
--- a/NEWS
+++ b/NEWS
@@ -1,4 +1,4 @@
-GNU C Library NEWS -- history of user-visible changes.  2009-3-14
+GNU C Library NEWS -- history of user-visible changes.  2009-4-6
 Copyright (C) 1992-2008, 2009 Free Software Foundation, Inc.
 See the end for copying conditions.
 
@@ -7,10 +7,14 @@ using `glibc' in the "product" field.
 
 Version 2.10
 
+* New interfaces: preadv, preadv64, pwritev, pwritev64
+  Implemented by Ulrich Drepper.
+
 * New Linux interfaces: accept4, fallocate, fallocate64.
+  Implemented by Ulrich Drepper.
 
 * Correct declarations of string function when used in C++ code.  This
-  could lead to compile error for invalid C++ code.
+  could lead to compile errors for invalid C++ code.
 
 * XPG7/POSIX 2008 compilation environment.  Many GNU-specific functions are
   now in POSIX.
@@ -24,7 +28,17 @@ Version 2.10
 * Support for selecting between multiple function definitions at runtime
   using STT_GNU_IFUNC symbols.  Implemented by Ulrich Drepper.
 
-* New locale: nan_TW@latin
+* The libcrypt library can now use the hash function implementations in
+  NSS.  Implemented by Ulrich Drepper.
+
+* The malloc implementation can be compiled to be less memory efficient
+  but higher performing in multi-threaded programs.
+  Implemented by Ulrich Drepper.
+
+* New locales: nan_TW@latin, ks_IN
+
+* Faster strlen and strchr on x86-64.
+  Implemented by Ulrich Drepper.
 
 
 Version 2.9
diff --git a/config.make.in b/config.make.in
index 6da6362f24..73faa77b6f 100644
--- a/config.make.in
+++ b/config.make.in
@@ -81,10 +81,12 @@ sizeof-long-double = @sizeof_long_double@
 
 experimental-malloc = @experimental_malloc@
 
+nss-crypt = @libc_cv_nss_crypt@
+
 # Configuration options.
 build-static = @static@
 build-shared = @shared@
-build-pic-default= @pic_default@
+build-pic-default= @libc_cv_pic_default@
 build-profile = @profile@
 build-omitfp = @omitfp@
 build-bounded = @bounded@
diff --git a/configure b/configure
index 69af8525be..755589111e 100755
--- a/configure
+++ b/configure
@@ -1,12 +1,12 @@
 #! /bin/sh
 # From configure.in CVSid.
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.61 for GNU C Library (see version.h).
+# Generated by GNU Autoconf 2.63 for GNU C Library (see version.h).
 #
 # Report bugs to <glibc>.
 #
 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001,
-# 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+# 2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
 # This configure script is free software; the Free Software Foundation
 # gives unlimited permission to copy, distribute and modify it.
 ## --------------------- ##
@@ -18,7 +18,7 @@ DUALCASE=1; export DUALCASE # for MKS sh
 if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
   emulate sh
   NULLCMD=:
-  # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which
+  # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '${1+"$@"}'='"$@"'
   setopt NO_GLOB_SUBST
@@ -40,17 +40,45 @@ as_cr_Letters=$as_cr_letters$as_cr_LETTERS
 as_cr_digits='0123456789'
 as_cr_alnum=$as_cr_Letters$as_cr_digits
 
-# The user is always right.
-if test "${PATH_SEPARATOR+set}" != set; then
-  echo "#! /bin/sh" >conf$$.sh
-  echo  "exit 0"   >>conf$$.sh
-  chmod +x conf$$.sh
-  if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then
-    PATH_SEPARATOR=';'
+as_nl='
+'
+export as_nl
+# Printing a long string crashes Solaris 7 /usr/bin/printf.
+as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
+as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
+as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
+if (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
+  as_echo='printf %s\n'
+  as_echo_n='printf %s'
+else
+  if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
+    as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
+    as_echo_n='/usr/ucb/echo -n'
   else
-    PATH_SEPARATOR=:
+    as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
+    as_echo_n_body='eval
+      arg=$1;
+      case $arg in
+      *"$as_nl"*)
+	expr "X$arg" : "X\\(.*\\)$as_nl";
+	arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
+      esac;
+      expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl"
+    '
+    export as_echo_n_body
+    as_echo_n='sh -c $as_echo_n_body as_echo'
   fi
-  rm -f conf$$.sh
+  export as_echo_body
+  as_echo='sh -c $as_echo_body as_echo'
+fi
+
+# The user is always right.
+if test "${PATH_SEPARATOR+set}" != set; then
+  PATH_SEPARATOR=:
+  (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
+    (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
+      PATH_SEPARATOR=';'
+  }
 fi
 
 # Support unset when possible.
@@ -66,8 +94,6 @@ fi
 # there to prevent editors from complaining about space-tab.
 # (If _AS_PATH_WALK were called with IFS unset, it would disable word
 # splitting by setting IFS to empty value.)
-as_nl='
-'
 IFS=" ""	$as_nl"
 
 # Find who we are.  Look in the path if we contain no directory separator.
@@ -90,7 +116,7 @@ if test "x$as_myself" = x; then
   as_myself=$0
 fi
 if test ! -f "$as_myself"; then
-  echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
+  $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
   { (exit 1); exit 1; }
 fi
 
@@ -103,17 +129,10 @@ PS2='> '
 PS4='+ '
 
 # NLS nuisances.
-for as_var in \
-  LANG LANGUAGE LC_ADDRESS LC_ALL LC_COLLATE LC_CTYPE LC_IDENTIFICATION \
-  LC_MEASUREMENT LC_MESSAGES LC_MONETARY LC_NAME LC_NUMERIC LC_PAPER \
-  LC_TELEPHONE LC_TIME
-do
-  if (set +x; test -z "`(eval $as_var=C; export $as_var) 2>&1`"); then
-    eval $as_var=C; export $as_var
-  else
-    ($as_unset $as_var) >/dev/null 2>&1 && $as_unset $as_var
-  fi
-done
+LC_ALL=C
+export LC_ALL
+LANGUAGE=C
+export LANGUAGE
 
 # Required to use basename.
 if expr a : '\(a\)' >/dev/null 2>&1 &&
@@ -135,7 +154,7 @@ as_me=`$as_basename -- "$0" ||
 $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
 	 X"$0" : 'X\(//\)$' \| \
 	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
-echo X/"$0" |
+$as_echo X/"$0" |
     sed '/^.*\/\([^/][^/]*\)\/*$/{
 	    s//\1/
 	    q
@@ -161,7 +180,7 @@ else
   as_have_required=no
 fi
 
-  if test $as_have_required = yes && 	 (eval ":
+  if test $as_have_required = yes &&	 (eval ":
 (as_func_return () {
   (exit \$1)
 }
@@ -243,7 +262,7 @@ IFS=$as_save_IFS
 if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
   emulate sh
   NULLCMD=:
-  # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which
+  # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '${1+"$@"}'='"$@"'
   setopt NO_GLOB_SUBST
@@ -264,7 +283,7 @@ _ASEOF
 if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
   emulate sh
   NULLCMD=:
-  # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which
+  # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '${1+"$@"}'='"$@"'
   setopt NO_GLOB_SUBST
@@ -344,10 +363,10 @@ fi
 
       if test "x$CONFIG_SHELL" != x; then
   for as_var in BASH_ENV ENV
-        do ($as_unset $as_var) >/dev/null 2>&1 && $as_unset $as_var
-        done
-        export CONFIG_SHELL
-        exec "$CONFIG_SHELL" "$as_myself" ${1+"$@"}
+	do ($as_unset $as_var) >/dev/null 2>&1 && $as_unset $as_var
+	done
+	export CONFIG_SHELL
+	exec "$CONFIG_SHELL" "$as_myself" ${1+"$@"}
 fi
 
 
@@ -416,9 +435,10 @@ fi
 
 test \$exitcode = 0") || {
   echo No shell found that supports shell functions.
-  echo Please tell autoconf@gnu.org about your system,
-  echo including any error possibly output before this
-  echo message
+  e