2012-04-18 Pedro Alves <palves@redhat.com>

	Update gnulib from latest git.
	(639ea5ae15e39fe48d43e04864b2997301e4b969)

	* gnulib/Makefile.am: Update.
	* gnulib/dummy.c: Update.
	* gnulib/extra/arg-nonnull.h: Update.
	* gnulib/extra/c++defs.h: Update.
	* gnulib/extra/update-copyright: Update.
	* gnulib/extra/warn-on-use.h: Update.
	* gnulib/inttypes.in.h: Update.
	* gnulib/m4/00gnulib.m4: Update.
	* gnulib/m4/extensions.m4: Update.
	* gnulib/m4/gnulib-cache.m4: Update.
	* gnulib/m4/gnulib-common.m4: Update.
	* gnulib/m4/gnulib-comp.m4: Update.
	* gnulib/m4/gnulib-tool.m4: Update.
	* gnulib/m4/include_next.m4: Update.
	* gnulib/m4/inttypes-pri.m4: Update.
	* gnulib/m4/inttypes.m4: Update.
	* gnulib/m4/longlong.m4: Update.
	* gnulib/m4/memchr.m4: Update.
	* gnulib/m4/memmem.m4: Update.
	* gnulib/m4/mmap-anon.m4: Update.
	* gnulib/m4/multiarch.m4: Update.
	* gnulib/m4/onceonly.m4: Update.
	* gnulib/m4/stddef_h.m4: Update.
	* gnulib/m4/stdint.m4: Update.
	* gnulib/m4/string_h.m4: Update.
	* gnulib/m4/warn-on-use.m4: Update.
	* gnulib/m4/wchar_h.m4: Update.
	* gnulib/m4/wchar_t.m4: Update.
	* gnulib/m4/wint_t.m4: Update.
	* gnulib/memchr.c: Update.
	* gnulib/memmem.c: Update.
	* gnulib/stddef.in.h: Update.
	* gnulib/stdint.in.h: Update.
	* gnulib/str-two-way.h: Update.
	* gnulib/string.in.h: Update.
	* gnulib/wchar.in.h: Update.

	* gnulib/extra/arg-nonnull.h: Delete.
	* gnulib/extra/c++defs.h: Delete.
	* gnulib/extra/warn-on-use.h: Delete.
	* gnulib/m4/wchar_h.m4: Delete.
	* gnulib/m4/wint_t.m4: Delete.
	* gnulib/wchar.in.h: Delete.

	* gnulib/extra/snippets/arg-nonnull.h: New.
	* gnulib/extra/snippets/c++defs.h: New.
	* gnulib/extra/snippets/warn-on-use.h: New.

	* aclocal.m4: Regenerate.
	* config.in: Regenerate.
	* configure: Regenerate.
	* gnulib/Makefile.in: Regenerate.

	* gdbserver/aclocal.m4: Regenerate.
	* gdbserver/config.in: Regenerate.
	* gdbserver/configure: Regenerate.

1 files changed, 8 insertions, 6 deletions

diff --git a/gdb/gnulib/m4/warn-on-use.m4 b/gdb/gnulib/m4/warn-on-use.m4
index 42daae87b8f..a77802eb916 100644
--- a/gdb/gnulib/m4/warn-on-use.m4
+++ b/gdb/gnulib/m4/warn-on-use.m4
@@ -1,5 +1,5 @@
-# warn-on-use.m4 serial 2
-dnl Copyright (C) 2010 Free Software Foundation, Inc.
+# warn-on-use.m4 serial 5
+dnl Copyright (C) 2010-2012 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
 dnl with or without modifications, as long as this notice is preserved.
@@ -18,8 +18,8 @@ dnl with or without modifications, as long as this notice is preserved.
 # some systems declare functions in the wrong header, then INCLUDES
 # should do likewise.
 #
-# If you assume C89, then it is generally safe to assume declarations
-# for functions declared in that standard (such as gets) without
+# It is generally safe to assume declarations for functions declared
+# in the intersection of C89 and C11 (such as printf) without
 # needing gl_WARN_ON_USE_PREPARE.
 AC_DEFUN([gl_WARN_ON_USE_PREPARE],
 [
@@ -27,6 +27,8 @@ AC_DEFUN([gl_WARN_ON_USE_PREPARE],
     [AH_TEMPLATE([HAVE_RAW_DECL_]AS_TR_CPP(m4_defn([gl_decl])),
       [Define to 1 if ]m4_defn([gl_decl])[ is declared even after
        undefining macros.])])dnl
+dnl FIXME: gl_Symbol must be used unquoted until we can assume
+dnl autoconf 2.64 or newer.
   for gl_func in m4_flatten([$2]); do
     AS_VAR_PUSHDEF([gl_Symbol], [gl_cv_have_raw_decl_$gl_func])dnl
     AC_CACHE_CHECK([whether $gl_func is declared without a macro],
@@ -35,8 +37,8 @@ AC_DEFUN([gl_WARN_ON_USE_PREPARE],
 [@%:@undef $gl_func
   (void) $gl_func;])],
         [AS_VAR_SET(gl_Symbol, [yes])], [AS_VAR_SET(gl_Symbol, [no])])])
-     AS_VAR_IF(gl_Symbol, [yes],
-       [AC_DEFINE_UNQUOTED(AS_TR_CPP([HAVE_RAW_DECL_$gl_func]), [1])
+    AS_VAR_IF(gl_Symbol, [yes],
+      [AC_DEFINE_UNQUOTED(AS_TR_CPP([HAVE_RAW_DECL_$gl_func]), [1])
        dnl shortcut - if the raw declaration exists, then set a cache
        dnl variable to allow skipping any later AC_CHECK_DECL efforts
        eval ac_cv_have_decl_$gl_func=yes])