(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.

13 files changed, 73 insertions, 824 deletions

diff --git a/csu/Makefile b/csu/Makefile
index 0e2ae07..fbbfe00 100644
--- a/csu/Makefile
+++ b/csu/Makefile
@@ -1,5 +1,5 @@
 # Makefile for csu code for GNU C library.
-# Copyright (C) 1995-2004, 2005, 2006 Free Software Foundation, Inc.
+# Copyright (C) 1995-2003, 2004 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
@@ -39,8 +39,8 @@ omit-deps = $(patsubst %.o,%,$(start-installed-name) g$(start-installed-name) \
 			     b$(start-installed-name) $(csu-dummies) \
 			     S$(start-installed-name))
 install-lib = $(start-installed-name) g$(start-installed-name) $(csu-dummies)
-distribute = initfini.c gmon-start.c start.c defs.awk \
-	     abi-note.S init.c c not-cancel.h
+distribute = initfini.c gmon-start.c start.c defs.awk munch.awk \
+	     abi-note.S init.c munch-tmpl.c not-cancel.h
 generated = version-info.h
 before-compile = $(objpfx)version-info.h
 
@@ -54,13 +54,11 @@ include ../Makeconfig
 ifeq (yes,$(build-shared))
 extra-objs += S$(start-installed-name)
 install-lib += S$(start-installed-name)
-generated += start.os
 endif
 
 ifeq (yes,$(build-bounded))
 extra-objs += b$(start-installed-name)
 install-lib += b$(start-installed-name)
-generated += start.ob
 endif
 
 ifneq ($(start-installed-name),$(static-start-installed-name))
@@ -75,6 +73,19 @@ before-compile += $(objpfx)abi-tag.h
 generated += abi-tag.h
 endif
 
+ifneq (yes,$(gnu-ld))
+libc-init = munch-init
+$(objpfx)munch-init.c: munch.awk munch-tmpl.c $(+subdir_inits)
+	$(AWK) -f $< subdirs='$(+init_subdirs)' $(word 2,$^) > $@-t
+	mv -f $@-t $@
+generated += munch-init.c
+
+# All initialization source files.
++subdir_inits	:= $(wildcard $(foreach dir,$(subdirs),$(dir)/init-$(dir).c))
+# All subdirectories containing initialization source files.
++init_subdirs	:= $(patsubst %/,%,$(dir $(+subdir_inits)))
+endif
+
 ifeq ($(have-initfini),yes)
 
 CPPFLAGS += -DHAVE_INITFINI
@@ -95,7 +106,7 @@ $(crtstuff:%=$(objpfx)%.o): %.o: %.S $(objpfx)defs.h
 
 CFLAGS-initfini.s = -g0 -fPIC -fno-inline-functions $(fno-unit-at-a-time)
 
-vpath initfini.c $(sysdirs)
+vpath initfini.c $(full_config_sysdirs)
 
 $(objpfx)initfini.s: initfini.c $(before-compile)
 	$(compile.c) -S $(CFLAGS-initfini.s) -finhibit-size-directive \
@@ -200,9 +211,8 @@ $(objpfx)abi-tag.h: $(..)abi-tags
 	if test -r $@.new; then mv -f $@.new $@; \
 	else echo >&2 'This configuration not matched in $<'; exit 1; fi
 
-all-Banner-files = $(wildcard $(addsuffix /Banner,\
-					  $(sort $(subdir-srcdirs) \
-						 $(sysdeps-srcdirs))))
+all-Banner-files = $(wildcard $(addsuffix /Banner, \
+					$(addprefix $(..), $(subdirs))))
 $(objpfx)version-info.h: $(common-objpfx)config.make $(all-Banner-files)
 	$(make-target-directory)
 	(case $(config-os) in \
@@ -229,7 +239,7 @@ $(objpfx)version-info.h: $(common-objpfx)config.make $(all-Banner-files)
 	 esac; \
 	 files="$(all-Banner-files)";				\
 	 if test -n "$$files"; then				\
-	   printf '"Available extensions:\\n"\n';		\
+	   echo "\"Available extensions:\\n\"";			\
 	   sed -e '/^#/d' -e 's/^[[:space:]]*/	/'		\
 	       -e 's/^\(.*\)$$/\"\1\\n\"/' $$files;		\
 	 fi) > $@T
diff --git a/csu/check_fds.c b/csu/check_fds.c
deleted file mode 100644
index 10ba3da..0000000
--- a/csu/check_fds.c
+++ /dev/null
@@ -1,102 +0,0 @@
-/* Copyright (C) 2000, 2002, 2003, 2005 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
-   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 <errno.h>
-#include <fcntl.h>
-#include <paths.h>
-#include <unistd.h>
-#include <sys/stat.h>
-#include <sys/sysmacros.h>
-
-/* Try to get a machine dependent instruction which will make the
-   program crash.  This is used in case everything else fails.  */
-#include <abort-instr.h>
-#ifndef ABORT_INSTRUCTION
-/* No such instruction is available.  */
-# define ABORT_INSTRUCTION
-#endif
-
-#include <device-nrs.h>
-#include <not-cancel.h>
-
-
-/* Should other OSes (e.g., Hurd) have different versions which can
-   be written in a better way?  */
-static void
-check_one_fd (int fd, int mode)
-{
-  /* Note that fcntl() with this parameter is not a cancellation point.  */
-  if (__builtin_expect (__libc_fcntl (fd, F_GETFD), 0) == -1
-      && errno == EBADF)
-    {
-      const char *name;
-      dev_t dev;
-
-      /* For writable descriptors we use /dev/full.  */
-      if ((mode & O_ACCMODE) == O_WRONLY)
-	{
-	  name = _PATH_DEV "full";
-	  dev = makedev (DEV_FULL_MAJOR, DEV_FULL_MINOR);
-	}
-      else
-	{
-	  name = _PATH_DEVNULL;
-	  dev = makedev (DEV_NULL_MAJOR, DEV_NULL_MINOR);
-	}
-
-      /* Something is wrong with this descriptor, it's probably not
-	 opened.  Open /dev/null so that the SUID program we are
-	 about to start does not accidently use this descriptor.  */
-      int nullfd = open_not_cancel (name, mode, 0);
-
-      /* We are very paranoid here.  With all means we try to ensure
-	 that we are actually opening the /dev/null device and nothing
-	 else.
-
-	 Note that the following code assumes that STDIN_FILENO,
-	 STDOUT_FILENO, STDERR_FILENO are the three lowest file
-	 decsriptor numbers, in this order.  */
-      struct stat64 st;
-      if (__builtin_expect (nullfd != fd, 0)
-	  || __builtin_expect (__fxstat64 (_STAT_VER, fd, &st), 0) != 0
-	  || __builtin_expect (S_ISCHR (st.st_mode), 1) == 0
-	  || st.st_rdev != dev)
-	/* We cannot even give an error message here since it would
-	   run into the same problems.  */
-	while (1)
-	  /* Try for ever and ever.  */
-	  ABORT_INSTRUCTION;
-    }
-}
-
-
-void
-__libc_check_standard_fds (void)
-{
-  /* This is really paranoid but some people actually are.  If /dev/null
-     should happen to be a symlink to somewhere else and not the device
-     commonly known as "/dev/null" we bail out.  We can detect this with
-     the O_NOFOLLOW flag for open() but only on some system.  */
-#ifndef O_NOFOLLOW
-# define O_NOFOLLOW	0
-#endif
-  /* Check all three standard file descriptors.  */
-  check_one_fd (STDIN_FILENO, O_WRONLY | O_NOFOLLOW);
-  check_one_fd (STDOUT_FILENO, O_RDONLY | O_NOFOLLOW);
-  check_one_fd (STDERR_FILENO, O_RDONLY | O_NOFOLLOW);
-}
diff --git a/csu/dso_handle.c b/csu/dso_handle.c
index fd295f2..04ed078 100644
--- a/csu/dso_handle.c
+++ b/csu/dso_handle.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2002, 2005 Free Software Foundation, Inc.
+/* Copyright (C) 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
@@ -18,5 +18,4 @@
 
 /* We have to define __dso_handle ourselves since we do not use gcc's
    crtbegin files.  */
-const void *const __dso_handle __attribute__ ((__visibility__ ("hidden")))
-  = &__dso_handle;
+void *__dso_handle __attribute__ ((__visibility__ ("hidden"))) = &__dso_handle;
diff --git a/csu/elf-init.c b/csu/elf-init.c
index d0a518f..d4e0b3f 100644
--- a/csu/elf-init.c
+++ b/csu/elf-init.c
@@ -1,5 +1,5 @@
 /* Startup support for ELF initializers/finalizers in the main executable.
-   Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2003 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
@@ -36,37 +36,16 @@
 
 #include <stddef.h>
 
-
+#ifdef HAVE_INITFINI_ARRAY
 /* These magic symbols are provided by the linker.  */
-extern void (*__preinit_array_start []) (int, char **, char **)
-  attribute_hidden;
-extern void (*__preinit_array_end []) (int, char **, char **)
-  attribute_hidden;
-extern void (*__init_array_start []) (int, char **, char **)
-  attribute_hidden;
-extern void (*__init_array_end []) (int, char **, char **)
-  attribute_hidden;
+extern void (*__preinit_array_start []) (void) attribute_hidden;
+extern void (*__preinit_array_end []) (void) attribute_hidden;
+extern void (*__init_array_start []) (void) attribute_hidden;
+extern void (*__init_array_end []) (void) attribute_hidden;
 extern void (*__fini_array_start []) (void) attribute_hidden;
 extern void (*__fini_array_end []) (void) attribute_hidden;
-
-#if defined HAVE_VISIBILITY_ATTRIBUTE \
-    && (defined SHARED || defined LIBC_NONSHARED)
-# define hidden_undef_2(x) #x
-# define hidden_undef_1(x) hidden_undef_2 (x)
-# define hidden_undef(x) \
-  __asm (hidden_undef_1 (ASM_GLOBAL_DIRECTIVE) " " #x); \
-  __asm (".hidden " #x);
-#else
-# define hidden_undef(x)
 #endif
 
-hidden_undef (__preinit_array_start)
-hidden_undef (__preinit_array_end)
-hidden_undef (__init_array_start)
-hidden_undef (__init_array_end)
-hidden_undef (__fini_array_start)
-hidden_undef (__fini_array_end)
-
 /* These function symbols are provided for the .init/.fini section entry
    points automagically by the linker.  */
 extern void _init (void);
@@ -78,39 +57,43 @@ extern void _fini (void);
    the libc.a module in that it doesn't call the preinit array.  */
 
 void
-__libc_csu_init (int argc, char **argv, char **envp)
+__libc_csu_init (void)
 {
+#ifdef HAVE_INITFINI_ARRAY
   /* For dynamically linked executables the preinit array is executed by
      the dynamic linker (before initializing any shared object.  */
 
-#ifndef LIBC_NONSHARED
+# ifndef LIBC_NONSHARED
   /* For static executables, preinit happens rights before init.  */
   {
     const size_t size = __preinit_array_end - __preinit_array_start;
     size_t i;
     for (i = 0; i < size; i++)
-      (*__preinit_array_start [i]) (argc, argv, envp);
+      (*__preinit_array_start [i]) ();
   }
+# endif
 #endif
 
   _init ();
 
-  const size_t size = __init_array_end - __init_array_start;
-  for (size_t i = 0; i < size; i++)
-      (*__init_array_start [i]) (argc, argv, envp);
+#ifdef HAVE_INITFINI_ARRAY
+  {
+    const size_t size = __init_array_end - __init_array_start;
+    size_t i;
+    for (i = 0; i < size; i++)
+      (*__init_array_start [i]) ();
+  }
+#endif
 }
 
-/* This function should not be used anymore.  We run the executable's
-   destructor now just like any other.  We cannot remove the function,
-   though.  */
 void
 __libc_csu_fini (void)
 {
-#ifndef LIBC_NONSHARED
+#ifdef HAVE_INITFINI_ARRAY
   size_t i = __fini_array_end - __fini_array_start;
   while (i-- > 0)
     (*__fini_array_start [i]) ();
+#endif
 
   _fini ();
-#endif
 }
diff --git a/csu/errno.c b/csu/errno.c
deleted file mode 100644
index 03d661b..0000000
--- a/csu/errno.c
+++ /dev/null
@@ -1,53 +0,0 @@
-/* Definition of `errno' variable.  Canonical version.
-   Copyright (C) 2002, 2004 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
-   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 <errno.h>
-#include <tls.h>
-#include <dl-sysdep.h>
-#undef errno
-
-#if RTLD_PRIVATE_ERRNO
-
-/* Code compiled for rtld refers only to this name.  */
-int rtld_errno attribute_hidden;
-
-#elif USE___THREAD
-
-__thread int errno;
-extern __thread int __libc_errno __attribute__ ((alias ("errno")))
-  attribute_hidden;
-
-#else
-
-/* This differs from plain `int errno;' in that it doesn't create
-   a common definition, but a plain symbol that resides in .bss,
-   which can have an alias.  */
-int errno __attribute__ ((nocommon));
-strong_alias (errno, _errno)
-
-/* We declare these with compat_symbol so that they are not visible at
-   link time.  Programs must use the accessor functions.  RTLD is special,
-   since it's not exported from there at any time.  */
-# if defined HAVE_ELF && defined SHARED && defined DO_VERSIONING
-#  include <shlib-compat.h>
-compat_symbol (libc, errno, errno, GLIBC_2_0);
-compat_symbol (libc, _errno, _errno, GLIBC_2_0);
-# endif
-
-#endif
diff --git a/csu/init-first.c b/csu/init-first.c
deleted file mode 100644
index fa21274..0000000
--- a/csu/init-first.c
+++ /dev/null
@@ -1,59 +0,0 @@
-/* Initialization code run first thing by the ELF startup code.  Stub version.
-   Copyright (C) 1995, 1997, 1998, 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
-   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 <unistd.h>
-#include <sys/types.h>
-
-/* Set nonzero if we have to be prepared for more then one libc being
-   used in the process.  Safe assumption if initializer never runs.  */
-int __libc_multiple_libcs attribute_hidden = 1;
-
-extern void __libc_init (int, char **, char **);
-#ifdef USE_NONOPTION_FLAGS
-extern void __getopt_clean_environment (char **);
-#endif
-
-#ifdef SHARED
-void
-__libc_init_first (void)
-{
-}
-#endif
-
-#ifdef SHARED
-/* NOTE!  The linker notices the magical name `_init' and sets the DT_INIT
-   pointer in the dynamic section based solely on that.  It is convention
-   for this function to be in the `.init' section, but the symbol name is
-   the only thing that really matters!!  */
-void _init
-#else
-void __libc_init_first
-#endif
-(int argc, char *arg0, ...)
-{
-  char **argv = &arg0, **envp = &argv[argc + 1];
-
-  __environ = envp;
-  __libc_init (argc, argv, envp);
-
-#ifdef USE_NONOPTION_FLAGS
-  /* This is a hack to make the special getopt in GNU libc working.  */
-  __getopt_clean_environment (envp);
-#endif
-}
diff --git a/csu/libc-start.c b/csu/libc-start.c
deleted file mode 100644
index 194db6b..0000000
--- a/csu/libc-start.c
+++ /dev/null
@@ -1,263 +0,0 @@
-/* Copyright (C) 1998-2003, 2004, 2005 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
-   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 <stdlib.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <ldsodefs.h>
-#include <bp-start.h>
-#include <bp-sym.h>
-
-extern void __libc_init_first (int argc, char **argv, char **envp);
-
-extern int __libc_multiple_libcs;
-
-#include <tls.h>
-#ifndef SHARED
-# include <dl-osinfo.h>
-extern void __pthread_initialize_minimal (void)
-# if !(USE_TLS - 0) && !defined NONTLS_INIT_TP
-     __attribute__ ((weak))
-# endif
-     ;
-# ifndef THREAD_SET_STACK_GUARD
-/* Only exported for architectures that don't store the stack guard canary
-   in thread local area.  */
-uintptr_t __stack_chk_guard attribute_relro;
-# endif
-#endif
-
-#ifdef HAVE_PTR_NTHREADS
-/* We need atomic operations.  */
-# include <atomic.h>
-#endif
-
-
-#ifdef LIBC_START_MAIN
-# ifdef LIBC_START_DISABLE_INLINE
-#  define STATIC static
-# else
-#  define STATIC static inline __attribute__ ((always_inline))
-# endif
-#else
-# define STATIC
-# define LIBC_START_MAIN BP_SYM (__libc_start_main)
-#endif
-
-#ifdef MAIN_AUXVEC_ARG
-/* main gets passed a pointer to the auxiliary.  */
-# define MAIN_AUXVEC_DECL	, void *
-# define MAIN_AUXVEC_PARAM	, auxvec
-#else
-# define MAIN_AUXVEC_DECL
-# define MAIN_AUXVEC_PARAM
-#endif
-
-STATIC int LIBC_START_MAIN (int (*main) (int, char **, char **
-					 MAIN_AUXVEC_DECL),
-			    int argc,
-			    char *__unbounded *__unbounded ubp_av,
-#ifdef LIBC_START_MAIN_AUXVEC_ARG
-			    ElfW(auxv_t) *__unbounded auxvec,
-#endif
-			    __typeof (main) init,
-			    void (*fini) (void),
-			    void (*rtld_fini) (void),
-			    void *__unbounded stack_end)
-     __attribute__ ((noreturn));
-
-
-/* Note: the fini parameter is ignored here for shared library.  It
-   is registered with __cxa_atexit.  This had the disadvantage that
-   finalizers were called in more than one place.  */
-STATIC int
-LIBC_START_MAIN (int (*main) (int, char **, char ** MAIN_AUXVEC_DECL),
-		 int argc, char *__unbounded *__unbounded ubp_av,
-#ifdef LIBC_START_MAIN_AUXVEC_ARG
-		 ElfW(auxv_t) *__unbounded auxvec,
-#endif
-		 __typeof (main) init,
-		 void (*fini) (void),
-		 void (*rtld_fini) (void), void *__unbounded stack_end)
-{
-#if __BOUNDED_POINTERS__
-  char **argv;
-#else
-# define argv ubp_av
-#endif
-
-  /* Result of the 'main' function.  */
-  int result;
-
-  __libc_multiple_libcs = &_dl_starting_up && !_dl_starting_up;
-
-#ifndef SHARED
-  char *__unbounded *__unbounded ubp_ev = &ubp_av[argc + 1];
-
-  INIT_ARGV_and_ENVIRON;
-
-  /* Store the lowest stack address.  This is done in ld.so if this is
-     the code for the DSO.  */
-  __libc_stack_end = stack_end;
-
-# ifdef HAVE_AUX_VECTOR
-  /* First process the auxiliary vector since we need to find the
-     program header to locate an eventually present PT_TLS entry.  */
-#  ifndef LIBC_START_MAIN_AUXVEC_ARG
-  ElfW(auxv_t) *__unbounded auxvec;
-  {
-    char *__unbounded *__unbounded evp = ubp_ev;
-    while (*evp++ != NULL)
-      ;
-    auxvec = (ElfW(auxv_t) *__unbounded) evp;
-  }
-#  endif
-  _dl_aux_init (auxvec);
-# endif
-# ifdef DL_SYSDEP_OSCHECK
-  if (!__libc_multiple_libcs)
-    {
-      /* This needs to run to initiliaze _dl_osversion before TLS
-	 setup might check it.  */
-      DL_SYSDEP_OSCHECK (__libc_fatal);
-    }
-# endif
-
-  /* Initialize the thread library at least a bit since the libgcc
-     functions are using thread functions if these are available and
-     we need to setup errno.  If there is no thread library and we
-     handle TLS the function is defined in the libc to initialized the
-     TLS handling.  */
-# if !(USE_TLS - 0) && !defined NONTLS_INIT_TP
-  if (__pthread_initialize_minimal)
-# endif
-    __pthread_initialize_minimal ();
-#endif
-
-# ifndef SHARED
-  /* Set up the stack checker's canary.  */
-  uintptr_t stack_chk_guard = _dl_setup_stack_chk_guard ();
-#  ifdef THREAD_SET_STACK_GUARD
-  THREAD_SET_STACK_GUARD (stack_chk_guard);
-#  else
-  __stack_chk_guard = stack_chk_guard;
-#  endif
-#endif
-
-  /* Register the destructor of the dynamic linker if there is any.  */
-  if (__builtin_expect (rtld_fini != NULL, 1))
-    __cxa_atexit ((void (*) (void *)) rtld_fini, NULL, NULL);
-
-#ifndef SHARED
-  /* Call the initializer of the libc.  This is only needed here if we
-     are compiling for the static library in which case we haven't
-     run the constructors in `_dl_start_user'.  */
-  __libc_init_first (argc, argv, __environ);
-
-  /* Register the destructor of the program, if any.  */
-  if (fini)
-    __cxa_atexit ((void (*) (void *)) fini, NULL, NULL);
-
-  /* Some security at this point.  Prevent starting a SUID binary where
-     the standard file descriptors are not opened.  We have to do this
-     only for statically linked applications since otherwise the dynamic
-     loader did the work already.  */
-  if (__builtin_expect (__libc_enable_secure, 0))
-    __libc_check_standard_fds ();
-#endif
-
-  /* Call the initializer of the program, if any.  */
-#ifdef SHARED
-  if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_IMPCALLS, 0))
-    GLRO(dl_debug_printf) ("\ninitialize program: %s\n\n", argv[0]);
-#endif
-  if (init)
-    (*init) (argc, argv, __environ MAIN_AUXVEC_PARAM);
-
-#ifdef SHARED
-  /* Auditing checkpoint: we have a new object.  */
-  if (__builtin_expect (GLRO(dl_naudit) > 0, 0))
-    {
-      struct audit_ifaces *afct = GLRO(dl_audit);
-      struct link_map *head = GL(dl_ns)[LM_ID_BASE]._ns_loaded;
-      for (unsigned int cnt = 0; cnt < GLRO(dl_naudit); ++cnt)
-	{
-	  if (afct->preinit != NULL)
-	    afct->preinit (&head->l_audit[cnt].cookie);
-
-	  afct = afct->next;
-	}
-    }
-#endif
-
-#ifdef SHARED
-  if (__builtin_expect (GLRO(dl_debug_mask) & DL_DEBUG_IMPCALLS, 0))
-    GLRO(dl_debug_printf) ("\ntransferring control: %s\n\n", argv[0]);
-#endif
-
-#ifdef HAVE_CLEANUP_JMP_BUF
-  /* Memory for the cancellation buffer.  */
-  struct pthread_unwind_buf unwind_buf;
-
-  int not_first_call;
-  not_first_call = setjmp ((struct __jmp_buf_tag *) unwind_buf.cancel_jmp_buf);
-  if (__builtin_expect (! not_first_call, 1))
-    {
-      struct pthread *self = THREAD_SELF;
-
-      /* Store old info.  */
-      unwind_buf.priv.data.prev = THREAD_GETMEM (self, cleanup_jmp_buf);
-      unwind_buf.priv.data.cleanup = THREAD_GETMEM (self, cleanup);
-
-      /* Store the new cleanup handler info.  */
-      THREAD_SETMEM (self, cleanup_jmp_buf, &unwind_buf);
-
-      /* Run the program.  */
-      result = main (argc, argv, __environ MAIN_AUXVEC_PARAM);
-    }
-  else
-    {
-      /* Remove the thread-local data.  */
-# ifdef SHARED
-      __libc_pthread_functions.ptr__nptl_deallocate_tsd ();
-# else
-      extern void __nptl_deallocate_tsd (void) __attribute ((weak));
-      __nptl_deallocate_tsd ();
-# endif
-
-      /* One less thread.  Decrement the counter.  If it is zero we
-	 terminate the entire process.  */
-      result = 0;
-# ifdef SHARED
-      unsigned int *const ptr = __libc_pthread_functions.ptr_nthreads;
-# else
-      extern unsigned int __nptl_nthreads __attribute ((weak));
-      unsigned int *const ptr = &__nptl_nthreads;
-# endif
-
-      if (! atomic_decrement_and_test (ptr))
-	/* Not much left to do but to exit the thread, not the process.  */
-	__exit_thread (0);
-    }
-#else
-  /* Nothing fancy, just call the function.  */
-  result = main (argc, argv, __environ MAIN_AUXVEC_PARAM);
-#endif
-
-  exit (result);
-}
diff --git a/csu/libc-tls.c b/csu/libc-tls.c
deleted file mode 100644
index 3544e39..0000000
--- a/csu/libc-tls.c
+++ /dev/null
@@ -1,263 +0,0 @@
-/* Initialization code for TLS in statically linked application.
-   Copyright (C) 2002, 2003, 2004, 2005 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
-   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 <errno.h>
-#include <ldsodefs.h>
-#include <tls.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <sys/param.h>
-
-
-#ifdef SHARED
- #error makefile bug, this file is for static only
-#endif
-
-#ifdef USE_TLS
-extern ElfW(Phdr) *_dl_phdr;
-extern size_t _dl_phnum;
-
-
-static dtv_t static_dtv[2 + TLS_SLOTINFO_SURPLUS];
-
-
-static struct
-{
-  struct dtv_slotinfo_list si;
-  /* The dtv_slotinfo_list data structure does not include the actual
-     information since it is defined as an array of size zero.  We define
-     here the necessary entries.  Note that it is not important whether
-     there is padding or not since we will always access the information
-     through the 'si' element.  */
-  struct dtv_slotinfo info[2 + TLS_SLOTINFO_SURPLUS];
-} static_slotinfo;
-
-/* Fake link map for the application.  */
-static struct link_map static_map;
-
-
-/* Highest dtv index currently needed.  */
-size_t _dl_tls_max_dtv_idx;
-/* Flag signalling whether there are gaps in the module ID allocation.  */
-bool _dl_tls_dtv_gaps;
-/* Information about the dtv slots.  */
-struct dtv_slotinfo_list *_dl_tls_dtv_slotinfo_list;
-/* Number of modules in the static TLS block.  */
-size_t _dl_tls_static_nelem;
-/* Size of the static TLS block.  Giving this initialized value
-   preallocates some surplus bytes in the static TLS area.  */
-size_t _dl_tls_static_size = 2048;
-/* Size actually allocated in the static TLS block.  */
-size_t _dl_tls_static_used;
-/* Alignment requirement of the static TLS block.  */
-size_t _dl_tls_static_align;
-
-/* Generation counter for the dtv.  */
-size_t _dl_tls_generation;
-
-
-/* Additional definitions needed by TLS initialization.  */
-#ifdef TLS_INIT_HELPER
-TLS_INIT_HELPER
-#endif
-
-static inline void
-init_slotinfo (void)
-{
-  /* Create the slotinfo list.  */
-  static_slotinfo.si.len = (((char *) (&static_slotinfo + 1)
-			     - (char *) &static_slotinfo.si.slotinfo[0])
-			    / sizeof static_slotinfo.si.slotinfo[0]);
-  // static_slotinfo.si.next = NULL;	already zero
-
-  /* The slotinfo list.  Will be extended by the code doing dynamic
-     linking.  */
-  GL(dl_tls_max_dtv_idx) = 1;
-  GL(dl_tls_dtv_slotinfo_list) = &static_slotinfo.si;
-}
-
-static inline void
-init_static_tls (size_t memsz, size_t align)
-{
-  /* That is the size of the TLS memory for this object.  The initialized
-     value of _dl_tls_static_size is provided by dl-open.c to request some
-     surplus that permits dynamic loading of modules with IE-model TLS.  */
-  GL(dl_tls_static_size) = roundup (memsz + GL(dl_tls_static_size),
-				    TLS_TCB_ALIGN);
-  GL(dl_tls_static_used) = memsz;
-  /* The alignment requirement for the static TLS block.  */
-  GL(dl_tls_static_align) = align;
-  /* Number of elements in the static TLS block.  */
-  GL(dl_tls_static_nelem) = GL(dl_tls_max_dtv_idx);
-}
-
-void
-__libc_setup_tls (size_t tcbsize, size_t tcbalign)
-{
-  void *tlsblock;
-  size_t memsz = 0;
-  size_t filesz = 0;
-  void *initimage = NULL;
-  size_t align = 0;
-  size_t max_align = tcbalign;
-  size_t tcb_offset;
-  ElfW(Phdr) *phdr;
-
-  /* Look through the TLS segment if there is any.  */
-  if (_dl_phdr != NULL)
-    for (phdr = _dl_phdr; phdr < &_dl_phdr[_dl_phnum]; ++phdr)
-      if (phdr->p_type == PT_TLS)
-	{
-	  /* Remember the values we need.  */
-	  memsz = phdr->p_memsz;
-	  filesz = phdr->p_filesz;
-	  initimage = (void *) phdr->p_vaddr;
-	  align = phdr->p_align;
-	  if (phdr->p_align > max_align)
-	    max_align = phdr->p_align;
-	  break;
-	}
-
-  /* We have to set up the TCB block which also (possibly) contains
-     'errno'.  Therefore we avoid 'malloc' which might touch 'errno'.
-     Instead we use 'sbrk' which would only uses 'errno' if it fails.
-     In this case we are right away out of memory and the user gets
-     what she/he deserves.
-
-     The initialized value of _dl_tls_static_size is provided by dl-open.c
-     to request some surplus that permits dynamic loading of modules with
-     IE-model TLS.  */
-# if TLS_TCB_AT_TP
-  tcb_offset = roundup (memsz + GL(dl_tls_static_size), tcbalign);
-  tlsblock = __sbrk (tcb_offset + tcbsize + max_align);
-# elif TLS_DTV_AT_TP
-  tcb_offset = roundup (tcbsize, align ?: 1);
-  tlsblock = __sbrk (tcb_offset + memsz + max_align
-		     + TLS_PRE_TCB_SIZE + GL(dl_tls_static_size));
-  tlsblock += TLS_PRE_TCB_SIZE;
-# else
-  /* In case a model with a different layout for the TCB and DTV
-     is defined add another #elif here and in the following #ifs.  */
-#  error "Either TLS_TCB_AT_TP or TLS_DTV_AT_TP must be defined"
-# endif
-
-  /* Align the TLS block.  */
-  tlsblock = (void *) (((uintptr_t) tlsblock + max_align - 1)
-		       & ~(max_align - 1));
-
-  /* Initialize the dtv.  [0] is the length, [1] the generation counter.  */
-  static_dtv[0].counter = (sizeof (static_dtv) / sizeof (static_dtv[0])) - 2;
-  // static_dtv[1].counter = 0;		would be needed if not already done
-
-  /* Initialize the TLS block.  */
-# if TLS_TCB_AT_TP
-  static_dtv[2].pointer.val = ((char *) tlsblock + tcb_offset
-			       - roundup (memsz, align ?: 1));
-  static_map.l_tls_offset = roundup (memsz, align ?: 1);
-# elif TLS_DTV_AT_TP
-  static_dtv[2].pointer.val = (char *) tlsblock + tcb_offset;
-  static_map.l_tls_offset = tcb_offset;
-# else
-#  error "Either TLS_TCB_AT_TP or TLS_DTV_AT_TP must be defined"
-# endif
-  static_dtv[2].pointer.is_static = true;
-  /* sbrk gives us zero'd memory, so we don't need to clear the remainder.  */
-  memcpy (static_dtv[2].pointer.val, initimage, filesz);
-
-  /* Install the pointer to the dtv.  */
-
-  /* Initialize the thread pointer.  */
-# if TLS_TCB_AT_TP
-  INSTALL_DTV ((char *) tlsblock + tcb_offset, static_dtv);
-
-  const char *lossage = TLS_INIT_TP ((char *) tlsblock + tcb_offset, 0);
-# elif TLS_DTV_AT_TP
-  INSTALL_DTV (tlsblock, static_dtv);
-  const char *lossage = TLS_INIT_TP (tlsblock, 0);
-# else
-#  error "Either TLS_TCB_AT_TP or TLS_DTV_AT_TP must be defined"
-# endif
-  if (__builtin_expect (lossage != NULL, 0))
-    __libc_fatal (lossage);
-
-  /* We have to create a fake link map which normally would be created
-     by the dynamic linker.  It just has to have enough information to
-     make the TLS routines happy.  */
-  static_map.l_tls_align = align;
-  static_map.l_tls_blocksize = memsz;
-  static_map.l_tls_initimage = initimage;
-  static_map.l_tls_initimage_size = filesz;
-  static_map.l_type = lt_executable;
-  static_map.l_tls_modid = 1;
-
-  init_slotinfo ();
-  // static_slotinfo.si.slotinfo[1].gen = 0; already zero
-  static_slotinfo.si.slotinfo[1].map = &static_map;
-
-  memsz = roundup (memsz, align ?: 1);
-
-# if TLS_TCB_AT_TP
-  memsz += tcbsize;
-# elif TLS_DTV_AT_TP
-  memsz += tcb_offset;
-# endif
-
-  init_static_tls (memsz, MAX (TLS_TCB_ALIGN, max_align));
-}
-
-/* This is called only when the data structure setup was skipped at startup,
-   when there was no need for it then.  Now we have dynamically loaded
-   something needing TLS, or libpthread needs it.  */
-int
-internal_function
-_dl_tls_setup (void)
-{
-  init_slotinfo ();
-  init_static_tls (
-# if TLS_TCB_AT_TP
-		   TLS_TCB_SIZE,
-# else
-		   0,
-# endif
-		   TLS_TCB_ALIGN);
-  return 0;
-}
-
-
-/* This is the minimal initialization function used when libpthread is
-   not used.  */
-void
-__attribute__ ((weak))
-__pthread_initialize_minimal (void)
-{
-  __libc_setup_tls (TLS_INIT_TCB_SIZE, TLS_INIT_TCB_ALIGN);
-}
-
-#elif defined NONTLS_INIT_TP
-
-/* This is the minimal initialization function used when libpthread is
-   not used.  */
-void
-__attribute__ ((weak))
-__pthread_initialize_minimal (void)
-{
-  NONTLS_INIT_TP;
-}
-
-#endif
diff --git a/csu/errno-loc.c b/csu/munch-tmpl.c
index 633590f..f807cf9 100644
--- a/csu/errno-loc.c
+++ b/csu/munch-tmpl.c
@@ -1,6 +1,4 @@
-/* MT support function to get address of `errno' variable, non-threaded
-   version.
-   Copyright (C) 1996, 1998, 2002, 2004 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1995, 1997, 2000 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
@@ -18,20 +16,23 @@
    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
    02111-1307 USA.  */
 
-#include <errno.h>
-#include <tls.h>
+#include <stdlib.h>
 
-#if ! USE___THREAD && !RTLD_PRIVATE_ERRNO
-#undef errno
-extern int errno;
-#endif
 
-int *
-#if ! USE___THREAD
-weak_const_function
-#endif
-__errno_location (void)
+EXTERNS
+
+void
+__libc_init (int argc, char **argv, char **envp)
 {
-  return &errno;
+  CALLS
+
+#ifdef HAVE_INITFINI
+    {
+      /* These functions are defined in crti.o to run the .init and .fini
+	 sections, which are used for initializers and finalizers.  */
+      extern void _init (void), _fini (void);
+      atexit (&_fini);		/* Arrange for _fini to run at exit.  */
+      _init ();
+    }
+#endif
 }
-libc_hidden_def (__errno_location)
diff --git a/csu/munch.awk b/csu/munch.awk
new file mode 100644
index 0000000..9ebcff8
--- /dev/null
+++ b/csu/munch.awk
@@ -0,0 +1,11 @@
+BEGIN { special = 0 }
+
+/EXTERNS/ { ndirs = split(subdirs, dirs)
+	    for (i = 1; i <= ndirs; ++i)
+	    	printf "extern void __init_%s (int argc, char **argv, char **envp);\n", dirs[i]
+	    special = 1 }
+/CALLS/ { ndirs = split(subdirs, dirs)
+	  for (i = 1; i <= ndirs; ++i) printf "  __init_%s (argc, argv, envp);\n", dirs[i]
+	  special = 1 }
+
+{ if (special == 0) print $0; special = 0 }
diff --git a/csu/start.c b/csu/start.c
deleted file mode 100644
index 08f985c..0000000
--- a/csu/start.c
+++ /dev/null
@@ -1,13 +0,0 @@
-/* This file should define the low-level program entry point,
-   which should set up `__environ', and then do:
-     __libc_init(argc, argv, __environ);
-     exit(main(argc, argv, __environ));
-
-   This file should be prepared to be the first thing in the text section (on
-   Unix systems), or otherwise appropriately special.  */
-
-/* The first piece of initialized data.  */
-int __data_start = 0;
-#ifdef HAVE_WEAK_SYMBOLS
-weak_alias (__data_start, data_start)
-#endif
diff --git a/csu/sysdep.c b/csu/sysdep.c
deleted file mode 100644
index 5442eee..0000000
--- a/csu/sysdep.c
+++ /dev/null
@@ -1,2 +0,0 @@
-/* This file should contain any system-dependent functions
-   that will be used by many parts of the library.  */
diff --git a/csu/version.c b/csu/version.c
index 2196d20..1104fa9 100644
--- a/csu/version.c
+++ b/csu/version.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2002, 2003, 2004, 2006 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2002, 2003, 2004 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
@@ -25,7 +25,7 @@ static const char __libc_version[] = VERSION;
 
 static const char banner[] =
 "GNU C Library "RELEASE" release version "VERSION", by Roland McGrath et al.\n\
-Copyright (C) 2006 Free Software Foundation, Inc.\n\
+Copyright (C) 2004 Free Software Foundation, Inc.\n\
 This is free software; see the source for copying conditions.\n\
 There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A\n\
 PARTICULAR PURPOSE.\n\