Update gettext files

autotools/config.rpath

@@ -2,7 +2,7 @@
 # Output a system dependent set of variables, describing how to set the
 # run time search path of shared libraries in an executable.
 #
-#   Copyright 1996-2007 Free Software Foundation, Inc.
+#   Copyright 1996-2010 Free Software Foundation, Inc.
 #   Taken from GNU libtool, 2001
 #   Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
 #
@@ -47,7 +47,7 @@ for cc_temp in $CC""; do
 done
 cc_basename=`echo "$cc_temp" | sed -e 's%^.*/%%'`
 
-# Code taken from libtool.m4's AC_LIBTOOL_PROG_COMPILER_PIC.
+# Code taken from libtool.m4's _LT_COMPILER_PIC.
 
 wl=
 if test "$GCC" = yes; then
@@ -64,7 +64,7 @@ else
           ;;
       esac
       ;;
-    mingw* | cygwin* | pw32* | os2*)
+    mingw* | cygwin* | pw32* | os2* | cegcc*)
       ;;
     hpux9* | hpux10* | hpux11*)
       wl='-Wl,'
@@ -76,7 +76,13 @@ else
       ;;
     linux* | k*bsd*-gnu)
       case $cc_basename in
-        icc* | ecc*)
+        ecc*)
+          wl='-Wl,'
+          ;;
+        icc* | ifort*)
+          wl='-Wl,'
+          ;;
+        lf95*)
           wl='-Wl,'
           ;;
         pgcc | pgf77 | pgf90)
@@ -124,7 +130,7 @@ else
   esac
 fi
 
-# Code taken from libtool.m4's AC_LIBTOOL_PROG_LD_SHLIBS.
+# Code taken from libtool.m4's _LT_LINKER_SHLIBS.
 
 hardcode_libdir_flag_spec=
 hardcode_libdir_separator=
@@ -132,7 +138,7 @@ hardcode_direct=no
 hardcode_minus_L=no
 
 case "$host_os" in
-  cygwin* | mingw* | pw32*)
+  cygwin* | mingw* | pw32* | cegcc*)
     # FIXME: the MSVC++ port hasn't been tested in a loooong time
     # When not using gcc, we currently assume that we are using
     # Microsoft Visual C++.
@@ -158,7 +164,7 @@ if test "$with_gnu_ld" = yes; then
   # option of GNU ld is called -rpath, not --rpath.
   hardcode_libdir_flag_spec='${wl}-rpath ${wl}$libdir'
   case "$host_os" in
-    aix3* | aix4* | aix5*)
+    aix[3-9]*)
       # On AIX/PPC, the GNU linker is very broken
       if test "$host_cpu" != ia64; then
         ld_shlibs=no
@@ -182,7 +188,7 @@ if test "$with_gnu_ld" = yes; then
         ld_shlibs=no
       fi
       ;;
-    cygwin* | mingw* | pw32*)
+    cygwin* | mingw* | pw32* | cegcc*)
       # hardcode_libdir_flag_spec is actually meaningless, as there is
       # no search path for DLLs.
       hardcode_libdir_flag_spec='-L$libdir'
@@ -254,7 +260,7 @@ else
         hardcode_direct=unsupported
       fi
       ;;
-    aix4* | aix5*)
+    aix[4-9]*)
       if test "$host_cpu" = ia64; then
         # On IA64, the linker does run time linking by default, so we don't
         # have to do anything special.
@@ -264,7 +270,7 @@ else
         # Test if we are trying to use run time linking or normal
         # AIX style linking. If -brtl is somewhere in LDFLAGS, we
         # need to do runtime linking.
-        case $host_os in aix4.[23]|aix4.[23].*|aix5*)
+        case $host_os in aix4.[23]|aix4.[23].*|aix[5-9]*)
           for ld_flag in $LDFLAGS; do
             if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then
               aix_use_runtimelinking=yes
@@ -326,7 +332,7 @@ else
       ;;
     bsdi[45]*)
       ;;
-    cygwin* | mingw* | pw32*)
+    cygwin* | mingw* | pw32* | cegcc*)
       # When not using gcc, we currently assume that we are using
       # Microsoft Visual C++.
       # hardcode_libdir_flag_spec is actually meaningless, as there is
@@ -494,7 +500,7 @@ else
 fi
 
 # Check dynamic linker characteristics
-# Code taken from libtool.m4's AC_LIBTOOL_SYS_DYNAMIC_LINKER.
+# Code taken from libtool.m4's _LT_SYS_DYNAMIC_LINKER.
 # Unlike libtool.m4, here we don't care about _all_ names of the library, but
 # only about the one the linker finds when passed -lNAME. This is the last
 # element of library_names_spec in libtool.m4, or possibly two of them if the
@@ -505,7 +511,7 @@ case "$host_os" in
   aix3*)
     library_names_spec='$libname.a'
     ;;
-  aix4* | aix5*)
+  aix[4-9]*)
     library_names_spec='$libname$shrext'
     ;;
   amigaos*)
@@ -517,7 +523,7 @@ case "$host_os" in
   bsdi[45]*)
     library_names_spec='$libname$shrext'
     ;;
-  cygwin* | mingw* | pw32*)
+  cygwin* | mingw* | pw32* | cegcc*)
     shrext=.dll
     library_names_spec='$libname.dll.a $libname.lib'
     ;;

configure.ac

@@ -428,7 +428,7 @@ AS_IF([test "${enable_shared}" = "no"], [
 dnl
 dnl Gettext stuff
 dnl
-AM_GNU_GETTEXT_VERSION([0.17])
+AM_GNU_GETTEXT_VERSION([0.18.1])
 AM_GNU_GETTEXT([external])
 VLC_ADD_LIBS([libvlccore vlc], [${LTLIBINTL}])
 

m4/codeset.m4

-# codeset.m4 serial 2 (gettext-0.16)
-dnl Copyright (C) 2000-2002, 2006 Free Software Foundation, Inc.
+# codeset.m4 serial 4 (gettext-0.18)
+dnl Copyright (C) 2000-2002, 2006, 2008-2010 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.
@@ -8,14 +8,14 @@ dnl From Bruno Haible.
 
 AC_DEFUN([AM_LANGINFO_CODESET],
 [
-  AC_CACHE_CHECK([for nl_langinfo and CODESET], am_cv_langinfo_codeset,
+  AC_CACHE_CHECK([for nl_langinfo and CODESET], [am_cv_langinfo_codeset],
     [AC_TRY_LINK([#include <langinfo.h>],
       [char* cs = nl_langinfo(CODESET); return !cs;],
-      am_cv_langinfo_codeset=yes,
-      am_cv_langinfo_codeset=no)
+      [am_cv_langinfo_codeset=yes],
+      [am_cv_langinfo_codeset=no])
     ])
   if test $am_cv_langinfo_codeset = yes; then
-    AC_DEFINE(HAVE_LANGINFO_CODESET, 1,
+    AC_DEFINE([HAVE_LANGINFO_CODESET], [1],
       [Define if you have <langinfo.h> and nl_langinfo(CODESET).])
   fi
 ])

m4/fcntl-o.m4

+# fcntl-o.m4 serial 1
+dnl Copyright (C) 2006, 2009-2010 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.
+
+dnl Written by Paul Eggert.
+
+# Test whether the flags O_NOATIME and O_NOFOLLOW actually work.
+# Define HAVE_WORKING_O_NOATIME to 1 if O_NOATIME works, or to 0 otherwise.
+# Define HAVE_WORKING_O_NOFOLLOW to 1 if O_NOFOLLOW works, or to 0 otherwise.
+AC_DEFUN([gl_FCNTL_O_FLAGS],
+[
+  dnl Persuade glibc <fcntl.h> to define O_NOATIME and O_NOFOLLOW.
+  AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
+  AC_CACHE_CHECK([for working fcntl.h], [gl_cv_header_working_fcntl_h],
+    [AC_RUN_IFELSE(
+       [AC_LANG_PROGRAM(
+          [[#include <sys/types.h>
+           #include <sys/stat.h>
+           #include <unistd.h>
+           #include <fcntl.h>
+           #ifndef O_NOATIME
+            #define O_NOATIME 0
+           #endif
+           #ifndef O_NOFOLLOW
+            #define O_NOFOLLOW 0
+           #endif
+           static int const constants[] =
+            {
+              O_CREAT, O_EXCL, O_NOCTTY, O_TRUNC, O_APPEND,
+              O_NONBLOCK, O_SYNC, O_ACCMODE, O_RDONLY, O_RDWR, O_WRONLY
+            };
+          ]],
+          [[
+            int status = !constants;
+            {
+              static char const sym[] = "conftest.sym";
+              if (symlink (".", sym) != 0
+                  || close (open (sym, O_RDONLY | O_NOFOLLOW)) == 0)
+                status |= 32;
+              unlink (sym);
+            }
+            {
+              static char const file[] = "confdefs.h";
+              int fd = open (file, O_RDONLY | O_NOATIME);
+              char c;
+              struct stat st0, st1;
+              if (fd < 0
+                  || fstat (fd, &st0) != 0
+                  || sleep (1) != 0
+                  || read (fd, &c, 1) != 1
+                  || close (fd) != 0
+                  || stat (file, &st1) != 0
+                  || st0.st_atime != st1.st_atime)
+                status |= 64;
+            }
+            return status;]])],
+       [gl_cv_header_working_fcntl_h=yes],
+       [case $? in #(
+        32) gl_cv_header_working_fcntl_h='no (bad O_NOFOLLOW)';; #(
+        64) gl_cv_header_working_fcntl_h='no (bad O_NOATIME)';; #(
+        96) gl_cv_header_working_fcntl_h='no (bad O_NOATIME, O_NOFOLLOW)';; #(
+         *) gl_cv_header_working_fcntl_h='no';;
+        esac],
+       [gl_cv_header_working_fcntl_h=cross-compiling])])
+
+  case $gl_cv_header_working_fcntl_h in #(
+  *O_NOATIME* | no | cross-compiling) ac_val=0;; #(
+  *) ac_val=1;;
+  esac
+  AC_DEFINE_UNQUOTED([HAVE_WORKING_O_NOATIME], [$ac_val],
+    [Define to 1 if O_NOATIME works.])
+
+  case $gl_cv_header_working_fcntl_h in #(
+  *O_NOFOLLOW* | no | cross-compiling) ac_val=0;; #(
+  *) ac_val=1;;
+  esac
+  AC_DEFINE_UNQUOTED([HAVE_WORKING_O_NOFOLLOW], [$ac_val],
+    [Define to 1 if O_NOFOLLOW works.])
+])

m4/gettext.m4

-# gettext.m4 serial 60 (gettext-0.17)
-dnl Copyright (C) 1995-2007 Free Software Foundation, Inc.
+# gettext.m4 serial 63 (gettext-0.18)
+dnl Copyright (C) 1995-2010 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.
@@ -15,7 +15,7 @@ dnl They are *not* in the public domain.
 
 dnl Authors:
 dnl   Ulrich Drepper <drepper@cygnus.com>, 1995-2000.
-dnl   Bruno Haible <haible@clisp.cons.org>, 2000-2006.
+dnl   Bruno Haible <haible@clisp.cons.org>, 2000-2006, 2008-2010.
 
 dnl Macro to add for using GNU gettext.
 
@@ -60,6 +60,8 @@ AC_DEFUN([AM_GNU_GETTEXT],
   ifelse([$1], [], , [ifelse([$1], [external], , [ifelse([$1], [no-libtool], , [ifelse([$1], [use-libtool], ,
     [errprint([ERROR: invalid first argument to AM_GNU_GETTEXT
 ])])])])])
+  ifelse(ifelse([$1], [], [old])[]ifelse([$1], [no-libtool], [old]), [old],
+    [AC_DIAGNOSE([obsolete], [Use of AM_GNU_GETTEXT without [external] argument is deprecated.])])
   ifelse([$2], [], , [ifelse([$2], [need-ngettext], , [ifelse([$2], [need-formatstring-macros], ,
     [errprint([ERROR: invalid second argument to AM_GNU_GETTEXT
 ])])])])
@@ -123,11 +125,11 @@ AC_DEFUN([AM_GNU_GETTEXT],
     gt_use_preinstalled_gnugettext=no
     ifelse(gt_included_intl, yes, [
       AC_MSG_CHECKING([whether included gettext is requested])
-      AC_ARG_WITH(included-gettext,
+      AC_ARG_WITH([included-gettext],
         [  --with-included-gettext use the GNU gettext library included here],
         nls_cv_force_use_gnu_gettext=$withval,
         nls_cv_force_use_gnu_gettext=no)
-      AC_MSG_RESULT($nls_cv_force_use_gnu_gettext)
+      AC_MSG_RESULT([$nls_cv_force_use_gnu_gettext])
 
       nls_cv_use_gnu_gettext="$nls_cv_force_use_gnu_gettext"
       if test "$nls_cv_force_use_gnu_gettext" != "yes"; then
@@ -267,7 +269,7 @@ return * gettext ("")$gt_expression_test_code + _nl_msg_cat_cntr + *_nl_expand_a
 
     if test "$gt_use_preinstalled_gnugettext" = "yes" \
        || test "$nls_cv_use_gnu_gettext" = "yes"; then
-      AC_DEFINE(ENABLE_NLS, 1,
+      AC_DEFINE([ENABLE_NLS], [1],
         [Define to 1 if translation of program messages to the user's native language
    is requested.])
     else
@@ -301,9 +303,9 @@ return * gettext ("")$gt_expression_test_code + _nl_msg_cat_cntr + *_nl_expand_a
       fi
 
       dnl For backward compatibility. Some packages may be using this.
-      AC_DEFINE(HAVE_GETTEXT, 1,
+      AC_DEFINE([HAVE_GETTEXT], [1],
        [Define if the GNU gettext() function is already present or preinstalled.])
-      AC_DEFINE(HAVE_DCGETTEXT, 1,
+      AC_DEFINE([HAVE_DCGETTEXT], [1],
        [Define if the GNU dcgettext() function is already present or preinstalled.])
     fi
 
@@ -319,9 +321,9 @@ return * gettext ("")$gt_expression_test_code + _nl_msg_cat_cntr + *_nl_expand_a
     fi
 
     dnl Make all variables we use known to autoconf.
-    AC_SUBST(BUILD_INCLUDED_LIBINTL)
-    AC_SUBST(USE_INCLUDED_LIBINTL)
-    AC_SUBST(CATOBJEXT)
+    AC_SUBST([BUILD_INCLUDED_LIBINTL])
+    AC_SUBST([USE_INCLUDED_LIBINTL])
+    AC_SUBST([CATOBJEXT])
 
     dnl For backward compatibility. Some configure.ins may be using this.
     nls_cv_header_intl=
@@ -329,36 +331,36 @@ return * gettext ("")$gt_expression_test_code + _nl_msg_cat_cntr + *_nl_expand_a
 
     dnl For backward compatibility. Some Makefiles may be using this.
     DATADIRNAME=share
-    AC_SUBST(DATADIRNAME)
+    AC_SUBST([DATADIRNAME])
 
     dnl For backward compatibility. Some Makefiles may be using this.
     INSTOBJEXT=.mo
-    AC_SUBST(INSTOBJEXT)
+    AC_SUBST([INSTOBJEXT])
 
     dnl For backward compatibility. Some Makefiles may be using this.
     GENCAT=gencat
-    AC_SUBST(GENCAT)
+    AC_SUBST([GENCAT])
 
     dnl For backward compatibility. Some Makefiles may be using this.
     INTLOBJS=
     if test "$USE_INCLUDED_LIBINTL" = yes; then
       INTLOBJS="\$(GETTOBJS)"
     fi
-    AC_SUBST(INTLOBJS)
+    AC_SUBST([INTLOBJS])
 
     dnl Enable libtool support if the surrounding package wishes it.
     INTL_LIBTOOL_SUFFIX_PREFIX=gt_libtool_suffix_prefix
-    AC_SUBST(INTL_LIBTOOL_SUFFIX_PREFIX)
+    AC_SUBST([INTL_LIBTOOL_SUFFIX_PREFIX])
   ])
 
   dnl For backward compatibility. Some Makefiles may be using this.
   INTLLIBS="$LIBINTL"
-  AC_SUBST(INTLLIBS)
+  AC_SUBST([INTLLIBS])
 
   dnl Make all documented variables known to autoconf.
-  AC_SUBST(LIBINTL)
-  AC_SUBST(LTLIBINTL)
-  AC_SUBST(POSUB)
+  AC_SUBST([LIBINTL])
+  AC_SUBST([LTLIBINTL])
+  AC_SUBST([POSUB])
 ])
 
 

m4/glibc2.m4

-# glibc2.m4 serial 1
-dnl Copyright (C) 2000-2002, 2004 Free Software Foundation, Inc.
+# glibc2.m4 serial 2
+dnl Copyright (C) 2000-2002, 2004, 2008-2010 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.
@@ -9,8 +9,8 @@ dnl with or without modifications, as long as this notice is preserved.
 
 AC_DEFUN([gt_GLIBC2],
   [
-    AC_CACHE_CHECK(whether we are using the GNU C Library 2 or newer,
-      ac_cv_gnu_library_2,
+    AC_CACHE_CHECK([whether we are using the GNU C Library 2 or newer],
+      [ac_cv_gnu_library_2],
       [AC_EGREP_CPP([Lucky GNU user],
         [
 #include <features.h>
@@ -20,11 +20,11 @@ AC_DEFUN([gt_GLIBC2],
  #endif
 #endif
         ],
-	ac_cv_gnu_library_2=yes,
-	ac_cv_gnu_library_2=no)
+        [ac_cv_gnu_library_2=yes],
+        [ac_cv_gnu_library_2=no])
       ]
     )
-    AC_SUBST(GLIBC2)
+    AC_SUBST([GLIBC2])
     GLIBC2="$ac_cv_gnu_library_2"
   ]
 )

m4/glibc21.m4

-# glibc21.m4 serial 3
-dnl Copyright (C) 2000-2002, 2004 Free Software Foundation, Inc.
+# glibc21.m4 serial 4
+dnl Copyright (C) 2000-2002, 2004, 2008-2010 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.
@@ -9,8 +9,8 @@ dnl with or without modifications, as long as this notice is preserved.
 
 AC_DEFUN([gl_GLIBC21],
   [
-    AC_CACHE_CHECK(whether we are using the GNU C Library 2.1 or newer,
-      ac_cv_gnu_library_2_1,
+    AC_CACHE_CHECK([whether we are using the GNU C Library 2.1 or newer],
+      [ac_cv_gnu_library_2_1],
       [AC_EGREP_CPP([Lucky GNU user],
         [
 #include <features.h>
@@ -20,11 +20,11 @@ AC_DEFUN([gl_GLIBC21],
  #endif
 #endif
         ],
-	ac_cv_gnu_library_2_1=yes,
-	ac_cv_gnu_library_2_1=no)
+        [ac_cv_gnu_library_2_1=yes],
+        [ac_cv_gnu_library_2_1=no])
       ]
     )
-    AC_SUBST(GLIBC21)
+    AC_SUBST([GLIBC21])
     GLIBC21="$ac_cv_gnu_library_2_1"
   ]
 )

m4/iconv.m4

-# iconv.m4 serial AM6 (gettext-0.17)
-dnl Copyright (C) 2000-2002, 2007 Free Software Foundation, Inc.
+# iconv.m4 serial 11 (gettext-0.18.1)
+dnl Copyright (C) 2000-2002, 2007-2010 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.
@@ -34,7 +34,7 @@ AC_DEFUN([AM_ICONV_LINK],
   am_save_CPPFLAGS="$CPPFLAGS"
   AC_LIB_APPENDTOVAR([CPPFLAGS], [$INCICONV])
 
-  AC_CACHE_CHECK([for iconv], am_cv_func_iconv, [
+  AC_CACHE_CHECK([for iconv], [am_cv_func_iconv], [
     am_cv_func_iconv="no, consider installing GNU libiconv"
     am_cv_lib_iconv=no
     AC_TRY_LINK([#include <stdlib.h>
@@ -42,7 +42,7 @@ AC_DEFUN([AM_ICONV_LINK],
       [iconv_t cd = iconv_open("","");
        iconv(cd,NULL,NULL,NULL,NULL);
        iconv_close(cd);],
-      am_cv_func_iconv=yes)
+      [am_cv_func_iconv=yes])
     if test "$am_cv_func_iconv" != yes; then
       am_save_LIBS="$LIBS"
       LIBS="$LIBS $LIBICONV"
@@ -51,14 +51,14 @@ AC_DEFUN([AM_ICONV_LINK],
         [iconv_t cd = iconv_open("","");
          iconv(cd,NULL,NULL,NULL,NULL);
          iconv_close(cd);],
-        am_cv_lib_iconv=yes
-        am_cv_func_iconv=yes)
+        [am_cv_lib_iconv=yes]
+        [am_cv_func_iconv=yes])
       LIBS="$am_save_LIBS"
     fi
   ])
   if test "$am_cv_func_iconv" = yes; then
-    AC_CACHE_CHECK([for working iconv], am_cv_func_iconv_works, [
-      dnl This tests against bugs in AIX 5.1 and HP-UX 11.11.
+    AC_CACHE_CHECK([for working iconv], [am_cv_func_iconv_works], [
+      dnl This tests against bugs in AIX 5.1, HP-UX 11.11, Solaris 10.
       am_save_LIBS="$LIBS"
       if test $am_cv_lib_iconv = yes; then
         LIBS="$LIBS $LIBICONV"
@@ -87,6 +87,25 @@ int main ()
           return 1;
       }
   }
+  /* Test against Solaris 10 bug: Failures are not distinguishable from
+     successful returns.  */
+  {
+    iconv_t cd_ascii_to_88591 = iconv_open ("ISO8859-1", "646");
+    if (cd_ascii_to_88591 != (iconv_t)(-1))
+      {
+        static const char input[] = "\263";
+        char buf[10];
+        const char *inptr = input;
+        size_t inbytesleft = strlen (input);
+        char *outptr = buf;
+        size_t outbytesleft = sizeof (buf);
+        size_t res = iconv (cd_ascii_to_88591,
+                            (char **) &inptr, &inbytesleft,
+                            &outptr, &outbytesleft);
+        if (res == 0)
+          return 1;
+      }
+  }
 #if 0 /* This bug could be worked around by the caller.  */
   /* Test against HP-UX 11.11 bug: Positive return value instead of 0.  */
   {
@@ -134,7 +153,7 @@ int main ()
     am_func_iconv=no am_cv_lib_iconv=no
   fi
   if test "$am_func_iconv" = yes; then
-    AC_DEFINE(HAVE_ICONV, 1,
+    AC_DEFINE([HAVE_ICONV], [1],
       [Define if you have the iconv() function and it works.])
   fi
   if test "$am_cv_lib_iconv" = yes; then
@@ -147,16 +166,31 @@ int main ()
     LIBICONV=
     LTLIBICONV=
   fi
-  AC_SUBST(LIBICONV)
-  AC_SUBST(LTLIBICONV)
+  AC_SUBST([LIBICONV])
+  AC_SUBST([LTLIBICONV])
 ])
 
-AC_DEFUN([AM_ICONV],
+dnl Define AM_ICONV using AC_DEFUN_ONCE for Autoconf >= 2.64, in order to
+dnl avoid warnings like
+dnl "warning: AC_REQUIRE: `AM_ICONV' was expanded before it was required".
+dnl This is tricky because of the way 'aclocal' is implemented:
+dnl - It requires defining an auxiliary macro whose name ends in AC_DEFUN.
+dnl   Otherwise aclocal's initial scan pass would miss the macro definition.
+dnl - It requires a line break inside the AC_DEFUN_ONCE and AC_DEFUN expansions.
+dnl   Otherwise aclocal would emit many "Use of uninitialized value $1"
+dnl   warnings.
+m4_define([gl_iconv_AC_DEFUN],
+  m4_version_prereq([2.64],
+    [[AC_DEFUN_ONCE(
+        [$1], [$2])]],
+    [[AC_DEFUN(
+        [$1], [$2])]]))
+gl_iconv_AC_DEFUN([AM_ICONV],
 [
   AM_ICONV_LINK
   if test "$am_cv_func_iconv" = yes; then
     AC_MSG_CHECKING([for iconv declaration])
-    AC_CACHE_VAL(am_cv_proto_iconv, [
+    AC_CACHE_VAL([am_cv_proto_iconv], [
       AC_TRY_COMPILE([
 #include <stdlib.h>
 #include <iconv.h>
@@ -169,12 +203,12 @@ size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, si
 #else
 size_t iconv();
 #endif
-], [], am_cv_proto_iconv_arg1="", am_cv_proto_iconv_arg1="const")
+], [], [am_cv_proto_iconv_arg1=""], [am_cv_proto_iconv_arg1="const"])
       am_cv_proto_iconv="extern size_t iconv (iconv_t cd, $am_cv_proto_iconv_arg1 char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);"])
     am_cv_proto_iconv=`echo "[$]am_cv_proto_iconv" | tr -s ' ' | sed -e 's/( /(/'`
-    AC_MSG_RESULT([$]{ac_t:-
-         }[$]am_cv_proto_iconv)
-    AC_DEFINE_UNQUOTED(ICONV_CONST, $am_cv_proto_iconv_arg1,
+    AC_MSG_RESULT([
+         $am_cv_proto_iconv])
+    AC_DEFINE_UNQUOTED([ICONV_CONST], [$am_cv_proto_iconv_arg1],
       [Define as const if the declaration of iconv() needs const.])
   fi
 ])

m4/intdiv0.m4

-# intdiv0.m4 serial 2 (gettext-0.17)
-dnl Copyright (C) 2002, 2007 Free Software Foundation, Inc.
+# intdiv0.m4 serial 3 (gettext-0.18)
+dnl Copyright (C) 2002, 2007-2010 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.
@@ -61,7 +61,7 @@ int main ()
   nan = y / y;
   exit (1);
 }
-], gt_cv_int_divbyzero_sigfpe=yes, gt_cv_int_divbyzero_sigfpe=no,
+], [gt_cv_int_divbyzero_sigfpe=yes], [gt_cv_int_divbyzero_sigfpe=no],
           [
             # Guess based on the CPU.
 changequote(,)dnl
@@ -79,6 +79,6 @@ changequote([,])dnl
     *yes) value=1;;
     *) value=0;;
   esac
-  AC_DEFINE_UNQUOTED(INTDIV0_RAISES_SIGFPE, $value,
+  AC_DEFINE_UNQUOTED([INTDIV0_RAISES_SIGFPE], [$value],
     [Define if integer division by zero raises signal SIGFPE.])
 ])

m4/intl.m4

-# intl.m4 serial 8 (gettext-0.17)
-dnl Copyright (C) 1995-2007 Free Software Foundation, Inc.
+# intl.m4 serial 17 (gettext-0.18)
+dnl Copyright (C) 1995-2009 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.
@@ -15,9 +15,9 @@ dnl They are *not* in the public domain.
 
 dnl Authors:
 dnl   Ulrich Drepper <drepper@cygnus.com>, 1995-2000.
-dnl   Bruno Haible <haible@clisp.cons.org>, 2000-2006.
+dnl   Bruno Haible <haible@clisp.cons.org>, 2000-2009.
 
-AC_PREREQ(2.52)
+AC_PREREQ([2.52])
 
 dnl Checks for all prerequisites of the intl subdirectory,
 dnl except for INTL_LIBTOOL_SUFFIX_PREFIX (and possibly LIBTOOL), INTLOBJS,
@@ -40,14 +40,24 @@ AC_DEFUN([AM_INTL_SUBDIR],
   AC_REQUIRE([gt_PRINTF_POSIX])
   AC_REQUIRE([gl_GLIBC21])dnl
   AC_REQUIRE([gl_XSIZE])dnl
+  AC_REQUIRE([gl_FCNTL_O_FLAGS])dnl
   AC_REQUIRE([gt_INTL_MACOSX])dnl
 
+  dnl Support for automake's --enable-silent-rules.
+  case "$enable_silent_rules" in
+    yes) INTL_DEFAULT_VERBOSITY=0;;
+    no)  INTL_DEFAULT_VERBOSITY=1;;
+    *)   INTL_DEFAULT_VERBOSITY=1;;
+  esac
+  AC_SUBST([INTL_DEFAULT_VERBOSITY])
+
   AC_CHECK_TYPE([ptrdiff_t], ,
     [AC_DEFINE([ptrdiff_t], [long],
        [Define as the type of the result of subtracting two pointers, if the system doesn't define it.])
     ])
   AC_CHECK_HEADERS([stddef.h stdlib.h string.h])
-  AC_CHECK_FUNCS([asprintf fwprintf putenv setenv setlocale snprintf wcslen])
+  AC_CHECK_FUNCS([asprintf fwprintf newlocale putenv setenv setlocale \
+    snprintf strnlen wcslen wcsnlen mbrtowc wcrtomb])
 
   dnl Use the _snprintf function only if it is declared (because on NetBSD it
   dnl is defined as a weak alias of snprintf; we prefer to use the latter).
@@ -78,6 +88,12 @@ AC_DEFUN([AM_INTL_SUBDIR],
     HAVE_SNPRINTF=0
   fi
   AC_SUBST([HAVE_SNPRINTF])
+  if test "$ac_cv_func_newlocale" = yes; then
+    HAVE_NEWLOCALE=1
+  else
+    HAVE_NEWLOCALE=0
+  fi
+  AC_SUBST([HAVE_NEWLOCALE])
   if test "$ac_cv_func_wprintf" = yes; then
     HAVE_WPRINTF=1
   else
@@ -146,22 +162,31 @@ AC_DEFUN([AM_INTL_SUBDIR],
 #define __libc_lock_lock_recursive                gl_recursive_lock_lock
 #define __libc_lock_unlock_recursive              gl_recursive_lock_unlock
 #define glthread_in_use  libintl_thread_in_use
-#define glthread_lock_init     libintl_lock_init
-#define glthread_lock_lock     libintl_lock_lock
-#define glthread_lock_unlock   libintl_lock_unlock
-#define glthread_lock_destroy  libintl_lock_destroy
-#define glthread_rwlock_init     libintl_rwlock_init
-#define glthread_rwlock_rdlock   libintl_rwlock_rdlock
-#define glthread_rwlock_wrlock   libintl_rwlock_wrlock
-#define glthread_rwlock_unlock   libintl_rwlock_unlock
-#define glthread_rwlock_destroy  libintl_rwlock_destroy
-#define glthread_recursive_lock_init     libintl_recursive_lock_init
-#define glthread_recursive_lock_lock     libintl_recursive_lock_lock
-#define glthread_recursive_lock_unlock   libintl_recursive_lock_unlock
-#define glthread_recursive_lock_destroy  libintl_recursive_lock_destroy
-#define glthread_once                 libintl_once
-#define glthread_once_call            libintl_once_call
+#define glthread_lock_init_func     libintl_lock_init_func
+#define glthread_lock_lock_func     libintl_lock_lock_func
+#define glthread_lock_unlock_func   libintl_lock_unlock_func
+#define glthread_lock_destroy_func  libintl_lock_destroy_func
+#define glthread_rwlock_init_multithreaded     libintl_rwlock_init_multithreaded
+#define glthread_rwlock_init_func              libintl_rwlock_init_func
+#define glthread_rwlock_rdlock_multithreaded   libintl_rwlock_rdlock_multithreaded
+#define glthread_rwlock_rdlock_func            libintl_rwlock_rdlock_func
+#define glthread_rwlock_wrlock_multithreaded   libintl_rwlock_wrlock_multithreaded
+#define glthread_rwlock_wrlock_func            libintl_rwlock_wrlock_func
+#define glthread_rwlock_unlock_multithreaded   libintl_rwlock_unlock_multithreaded
+#define glthread_rwlock_unlock_func            libintl_rwlock_unlock_func
+#define glthread_rwlock_destroy_multithreaded  libintl_rwlock_destroy_multithreaded
+#define glthread_rwlock_destroy_func           libintl_rwlock_destroy_func
+#define glthread_recursive_lock_init_multithreaded     libintl_recursive_lock_init_multithreaded
+#define glthread_recursive_lock_init_func              libintl_recursive_lock_init_func
+#define glthread_recursive_lock_lock_multithreaded     libintl_recursive_lock_lock_multithreaded
+#define glthread_recursive_lock_lock_func              libintl_recursive_lock_lock_func
+#define glthread_recursive_lock_unlock_multithreaded   libintl_recursive_lock_unlock_multithreaded
+#define glthread_recursive_lock_unlock_func            libintl_recursive_lock_unlock_func
+#define glthread_recursive_lock_destroy_multithreaded  libintl_recursive_lock_destroy_multithreaded
+#define glthread_recursive_lock_destroy_func           libintl_recursive_lock_destroy_func
+#define glthread_once_func            libintl_once_func
 #define glthread_once_singlethreaded  libintl_once_singlethreaded
+#define glthread_once_multithreaded   libintl_once_multithreaded
 ])
 ])
 
@@ -198,40 +223,24 @@ AC_DEFUN([gt_INTL_SUBDIR_CORE],
   AC_TRY_LINK(
     [int foo (int a) { a = __builtin_expect (a, 10); return a == 10 ? 0 : 1; }],
     [],
-    [AC_DEFINE([HAVE_BUILTIN_EXPECT], 1,
+    [AC_DEFINE([HAVE_BUILTIN_EXPECT], [1],
        [Define to 1 if the compiler understands __builtin_expect.])])
 
   AC_CHECK_HEADERS([argz.h inttypes.h limits.h unistd.h sys/param.h])
   AC_CHECK_FUNCS([getcwd getegid geteuid getgid getuid mempcpy munmap \
-    stpcpy strcasecmp strdup strtoul tsearch argz_count argz_stringify \
-    argz_next __fsetlocking])
+    stpcpy strcasecmp strdup strtoul tsearch uselocale argz_count \
+    argz_stringify argz_next __fsetlocking])
 
   dnl Use the *_unlocked functions only if they are declared.
   dnl (because some of them were defined without being declared in Solaris
   dnl 2.5.1 but were removed in Solaris 2.6, whereas we want binaries built
   dnl on Solaris 2.5.1 to run on Solaris 2.6).
   dnl Don't use AC_CHECK_DECLS because it isn't supported in autoconf-2.13.
-  gt_CHECK_DECL(feof_unlocked, [#include <stdio.h>])
-  gt_CHECK_DECL(fgets_unlocked, [#include <stdio.h>])
+  gt_CHECK_DECL([feof_unlocked], [#include <stdio.h>])
+  gt_CHECK_DECL([fgets_unlocked], [#include <stdio.h>])
 
   AM_ICONV
 
-  dnl glibc >= 2.4 has a NL_LOCALE_NAME macro when _GNU_SOURCE is defined,
-  dnl and a _NL_LOCALE_NAME macro always.
-  AC_CACHE_CHECK([for NL_LOCALE_NAME macro], gt_cv_nl_locale_name,
-    [AC_TRY_LINK([#include <langinfo.h>
-#include <locale.h>],
-      [char* cs = nl_langinfo(_NL_LOCALE_NAME(LC_MESSAGES));
-       return !cs;
-      ],
-      gt_cv_nl_locale_name=yes,
-      gt_cv_nl_locale_name=no)
-    ])
-  if test $gt_cv_nl_locale_name = yes; then
-    AC_DEFINE(HAVE_NL_LOCALE_NAME, 1,
-      [Define if you have <langinfo.h> and it defines the NL_LOCALE_NAME macro if _GNU_SOURCE is defined.])
-  fi
-
   dnl intl/plural.c is generated from intl/plural.y. It requires bison,
   dnl because plural.y uses bison specific features. It requires at least
   dnl bison-1.26 because earlier versions generate a plural.c that doesn't
@@ -269,7 +278,7 @@ dnl gt_CHECK_DECL(FUNC, INCLUDES)
 dnl Check whether a function is declared.
 AC_DEFUN([gt_CHECK_DECL],
 [
-  AC_CACHE_CHECK([whether $1 is declared], ac_cv_have_decl_$1,
+  AC_CACHE_CHECK([whether $1 is declared], [ac_cv_have_decl_$1],
     [AC_TRY_COMPILE([$2], [
 #ifndef $1
   char *p = (char *) $1;

m4/intldir.m4

-# intldir.m4 serial 1 (gettext-0.16)
-dnl Copyright (C) 2006 Free Software Foundation, Inc.
+# intldir.m4 serial 2 (gettext-0.18)
+dnl Copyright (C) 2006, 2009-2010 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.
@@ -13,7 +13,7 @@ dnl by the GNU Library General Public License, and the rest of the GNU
 dnl gettext package package is covered by the GNU General Public License.
 dnl They are *not* in the public domain.
 
-AC_PREREQ(2.52)
+AC_PREREQ([2.52])
 
 dnl Tells the AM_GNU_GETTEXT macro to consider an intl/ directory.
 AC_DEFUN([AM_GNU_GETTEXT_INTL_SUBDIR], [])

m4/intlmacosx.m4

-# intlmacosx.m4 serial 1 (gettext-0.17)
-dnl Copyright (C) 2004-2007 Free Software Foundation, Inc.
+# intlmacosx.m4 serial 3 (gettext-0.18)
+dnl Copyright (C) 2004-2010 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.
@@ -19,7 +19,7 @@ AC_DEFUN([gt_INTL_MACOSX],
 [
   dnl Check for API introduced in MacOS X 10.2.
   AC_CACHE_CHECK([for CFPreferencesCopyAppValue],
-    gt_cv_func_CFPreferencesCopyAppValue,
+    [gt_cv_func_CFPreferencesCopyAppValue],
     [gt_save_LIBS="$LIBS"
      LIBS="$LIBS -Wl,-framework -Wl,CoreFoundation"
      AC_TRY_LINK([#include <CoreFoundation/CFPreferences.h>],
@@ -28,11 +28,11 @@ AC_DEFUN([gt_INTL_MACOSX],
        [gt_cv_func_CFPreferencesCopyAppValue=no])
      LIBS="$gt_save_LIBS"])
   if test $gt_cv_func_CFPreferencesCopyAppValue = yes; then
-    AC_DEFINE([HAVE_CFPREFERENCESCOPYAPPVALUE], 1,
+    AC_DEFINE([HAVE_CFPREFERENCESCOPYAPPVALUE], [1],
       [Define to 1 if you have the MacOS X function CFPreferencesCopyAppValue in the CoreFoundation framework.])
   fi
   dnl Check for API introduced in MacOS X 10.3.
-  AC_CACHE_CHECK([for CFLocaleCopyCurrent], gt_cv_func_CFLocaleCopyCurrent,
+  AC_CACHE_CHECK([for CFLocaleCopyCurrent], [gt_cv_func_CFLocaleCopyCurrent],
     [gt_save_LIBS="$LIBS"
      LIBS="$LIBS -Wl,-framework -Wl,CoreFoundation"
      AC_TRY_LINK([#include <CoreFoundation/CFLocale.h>], [CFLocaleCopyCurrent();],
@@ -40,7 +40,7 @@ AC_DEFUN([gt_INTL_MACOSX],
        [gt_cv_func_CFLocaleCopyCurrent=no])
      LIBS="$gt_save_LIBS"])
   if test $gt_cv_func_CFLocaleCopyCurrent = yes; then
-    AC_DEFINE([HAVE_CFLOCALECOPYCURRENT], 1,
+    AC_DEFINE([HAVE_CFLOCALECOPYCURRENT], [1],
       [Define to 1 if you have the MacOS X function CFLocaleCopyCurrent in the CoreFoundation framework.])
   fi
   INTL_MACOSX_LIBS=

m4/intmax.m4

-# intmax.m4 serial 3 (gettext-0.16)
-dnl Copyright (C) 2002-2005 Free Software Foundation, Inc.
+# intmax.m4 serial 5 (gettext-0.18)
+dnl Copyright (C) 2002-2005, 2008-2010 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.
@@ -12,7 +12,7 @@ AC_DEFUN([gt_TYPE_INTMAX_T],
 [
   AC_REQUIRE([gl_AC_HEADER_INTTYPES_H])
   AC_REQUIRE([gl_AC_HEADER_STDINT_H])
-  AC_CACHE_CHECK(for intmax_t, gt_cv_c_intmax_t,
+  AC_CACHE_CHECK([for intmax_t], [gt_cv_c_intmax_t],
     [AC_TRY_COMPILE([
 #include <stddef.h>
 #include <stdlib.h>
@@ -24,10 +24,10 @@ AC_DEFUN([gt_TYPE_INTMAX_T],
 #endif
 ],     [intmax_t x = -1;
         return !x;],
-       gt_cv_c_intmax_t=yes,
-       gt_cv_c_intmax_t=no)])
+       [gt_cv_c_intmax_t=yes],
+       [gt_cv_c_intmax_t=no])])
   if test $gt_cv_c_intmax_t = yes; then
-    AC_DEFINE(HAVE_INTMAX_T, 1,
+    AC_DEFINE([HAVE_INTMAX_T], [1],
       [Define if you have the 'intmax_t' type in <stdint.h> or <inttypes.h>.])
   fi
 ])

m4/inttypes-pri.m4

-# inttypes-pri.m4 serial 4 (gettext-0.16)
-dnl Copyright (C) 1997-2002, 2006 Free Software Foundation, Inc.
+# inttypes-pri.m4 serial 6 (gettext-0.18)
+dnl Copyright (C) 1997-2002, 2006, 2008-2010 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.
 
 dnl From Bruno Haible.
 
-AC_PREREQ(2.52)
+AC_PREREQ([2.52])
 
 # Define PRI_MACROS_BROKEN if <inttypes.h> exists and defines the PRI*
 # macros to non-string values.  This is the case on AIX 4.3.3.
@@ -16,17 +16,17 @@ AC_DEFUN([gt_INTTYPES_PRI],
   AC_CHECK_HEADERS([inttypes.h])
   if test $ac_cv_header_inttypes_h = yes; then
     AC_CACHE_CHECK([whether the inttypes.h PRIxNN macros are broken],
-      gt_cv_inttypes_pri_broken,
+      [gt_cv_inttypes_pri_broken],
       [
         AC_TRY_COMPILE([#include <inttypes.h>
 #ifdef PRId32
 char *p = PRId32;
 #endif
-], [], gt_cv_inttypes_pri_broken=no, gt_cv_inttypes_pri_broken=yes)
+], [], [gt_cv_inttypes_pri_broken=no], [gt_cv_inttypes_pri_broken=yes])
       ])
   fi
   if test "$gt_cv_inttypes_pri_broken" = yes; then
-    AC_DEFINE_UNQUOTED(PRI_MACROS_BROKEN, 1,
+    AC_DEFINE_UNQUOTED([PRI_MACROS_BROKEN], [1],
       [Define if <inttypes.h> exists and defines unusable PRI* macros.])
     PRI_MACROS_BROKEN=1
   else

m4/inttypes_h.m4

-# inttypes_h.m4 serial 7
-dnl Copyright (C) 1997-2004, 2006 Free Software Foundation, Inc.
+# inttypes_h.m4 serial 9
+dnl Copyright (C) 1997-2004, 2006, 2008-2010 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.
@@ -11,15 +11,15 @@ dnl From Paul Eggert.
 
 AC_DEFUN([gl_AC_HEADER_INTTYPES_H],
 [
-  AC_CACHE_CHECK([for inttypes.h], gl_cv_header_inttypes_h,
+  AC_CACHE_CHECK([for inttypes.h], [gl_cv_header_inttypes_h],
   [AC_TRY_COMPILE(
     [#include <sys/types.h>
 #include <inttypes.h>],
     [uintmax_t i = (uintmax_t) -1; return !i;],
-    gl_cv_header_inttypes_h=yes,
-    gl_cv_header_inttypes_h=no)])
+    [gl_cv_header_inttypes_h=yes],
+    [gl_cv_header_inttypes_h=no])])
   if test $gl_cv_header_inttypes_h = yes; then
-    AC_DEFINE_UNQUOTED(HAVE_INTTYPES_H_WITH_UINTMAX, 1,
+    AC_DEFINE_UNQUOTED([HAVE_INTTYPES_H_WITH_UINTMAX], [1],
       [Define if <inttypes.h> exists, doesn't clash with <sys/types.h>,
        and declares uintmax_t. ])
   fi

m4/lcmessage.m4

-# lcmessage.m4 serial 4 (gettext-0.14.2)
-dnl Copyright (C) 1995-2002, 2004-2005 Free Software Foundation, Inc.
+# lcmessage.m4 serial 6 (gettext-0.18)
+dnl Copyright (C) 1995-2002, 2004-2005, 2008-2010 Free Software Foundation,
+dnl 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.
@@ -20,11 +21,11 @@ dnl   Ulrich Drepper <drepper@cygnus.com>, 1995.
 
 AC_DEFUN([gt_LC_MESSAGES],
 [
-  AC_CACHE_CHECK([for LC_MESSAGES], gt_cv_val_LC_MESSAGES,
+  AC_CACHE_CHECK([for LC_MESSAGES], [gt_cv_val_LC_MESSAGES],
     [AC_TRY_LINK([#include <locale.h>], [return LC_MESSAGES],
-       gt_cv_val_LC_MESSAGES=yes, gt_cv_val_LC_MESSAGES=no)])
+       [gt_cv_val_LC_MESSAGES=yes], [gt_cv_val_LC_MESSAGES=no])])
   if test $gt_cv_val_LC_MESSAGES = yes; then
-    AC_DEFINE(HAVE_LC_MESSAGES, 1,
+    AC_DEFINE([HAVE_LC_MESSAGES], [1],
       [Define if your <locale.h> file defines LC_MESSAGES.])
   fi
 ])

m4/lib-ld.m4

-# lib-ld.m4 serial 3 (gettext-0.13)
-dnl Copyright (C) 1996-2003 Free Software Foundation, Inc.
+# lib-ld.m4 serial 4 (gettext-0.18)
+dnl Copyright (C) 1996-2003, 2009-2010 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.
@@ -10,7 +10,7 @@ dnl with libtool.m4.
 
 dnl From libtool-1.4. Sets the variable with_gnu_ld to yes or no.
 AC_DEFUN([AC_LIB_PROG_LD_GNU],
-[AC_CACHE_CHECK([if the linker ($LD) is GNU ld], acl_cv_prog_gnu_ld,
+[AC_CACHE_CHECK([if the linker ($LD) is GNU ld], [acl_cv_prog_gnu_ld],
 [# I'd rather use --version here, but apparently some GNU ld's only accept -v.
 case `$LD -v 2>&1 </dev/null` in
 *GNU* | *'with BFD'*)
@@ -23,7 +23,7 @@ with_gnu_ld=$acl_cv_prog_gnu_ld
 
 dnl From libtool-1.4. Sets the variable LD.
 AC_DEFUN([AC_LIB_PROG_LD],
-[AC_ARG_WITH(gnu-ld,
+[AC_ARG_WITH([gnu-ld],
 [  --with-gnu-ld           assume the C compiler uses GNU ld [default=no]],
 test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no)
 AC_REQUIRE([AC_PROG_CC])dnl
@@ -77,7 +77,7 @@ elif test "$with_gnu_ld" = yes; then
 else
   AC_MSG_CHECKING([for non-GNU ld])
 fi
-AC_CACHE_VAL(acl_cv_path_LD,
+AC_CACHE_VAL([acl_cv_path_LD],
 [if test -z "$LD"; then
   IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
   for ac_dir in $PATH; do
@@ -101,9 +101,9 @@ else
 fi])
 LD="$acl_cv_path_LD"
 if test -n "$LD"; then
-  AC_MSG_RESULT($LD)
+  AC_MSG_RESULT([$LD])
 else
-  AC_MSG_RESULT(no)
+  AC_MSG_RESULT([no])
 fi
 test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
 AC_LIB_PROG_LD_GNU

m4/lib-prefix.m4

-# lib-prefix.m4 serial 5 (gettext-0.15)
-dnl Copyright (C) 2001-2005 Free Software Foundation, Inc.
+# lib-prefix.m4 serial 7 (gettext-0.18)
+dnl Copyright (C) 2001-2005, 2008-2010 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.
@@ -153,19 +153,52 @@ AC_DEFUN([AC_LIB_WITH_FINAL_PREFIX],
   prefix="$acl_save_prefix"
 ])
 
-dnl AC_LIB_PREPARE_MULTILIB creates a variable acl_libdirstem, containing
-dnl the basename of the libdir, either "lib" or "lib64".
+dnl AC_LIB_PREPARE_MULTILIB creates
+dnl - a variable acl_libdirstem, containing the basename of the libdir, either
+dnl   "lib" or "lib64" or "lib/64",
+dnl - a variable acl_libdirstem2, as a secondary possible value for
+dnl   acl_libdirstem, either the same as acl_libdirstem or "lib/sparcv9" or
+dnl   "lib/amd64".
 AC_DEFUN([AC_LIB_PREPARE_MULTILIB],
 [
-  dnl There is no formal standard regarding lib and lib64. The current
-  dnl practice is that on a system supporting 32-bit and 64-bit instruction
-  dnl sets or ABIs, 64-bit libraries go under $prefix/lib64 and 32-bit
-  dnl libraries go under $prefix/lib. We determine the compiler's default
-  dnl mode by looking at the compiler's library search path. If at least
-  dnl of its elements ends in /lib64 or points to a directory whose absolute
-  dnl pathname ends in /lib64, we assume a 64-bit ABI. Otherwise we use the
-  dnl default, namely "lib".
+  dnl There is no formal standard regarding lib and lib64.
+  dnl On glibc systems, the current practice is that on a system supporting
+  dnl 32-bit and 64-bit instruction sets or ABIs, 64-bit libraries go under
+  dnl $prefix/lib64 and 32-bit libraries go under $prefix/lib. We determine
+  dnl the compiler's default mode by looking at the compiler's library search
+  dnl path. If at least one of its elements ends in /lib64 or points to a
+  dnl directory whose absolute pathname ends in /lib64, we assume a 64-bit ABI.
+  dnl Otherwise we use the default, namely "lib".
+  dnl On Solaris systems, the current practice is that on a system supporting
+  dnl 32-bit and 64-bit instruction sets or ABIs, 64-bit libraries go under
+  dnl $prefix/lib/64 (which is a symlink to either $prefix/lib/sparcv9 or
+  dnl $prefix/lib/amd64) and 32-bit libraries go under $prefix/lib.
+  AC_REQUIRE([AC_CANONICAL_HOST])
   acl_libdirstem=lib
+  acl_libdirstem2=
+  case "$host_os" in
+    solaris*)
+      dnl See Solaris 10 Software Developer Collection > Solaris 64-bit Developer's Guide > The Development Environment
+      dnl <http://docs.sun.com/app/docs/doc/816-5138/dev-env?l=en&a=view>.
+      dnl "Portable Makefiles should refer to any library directories using the 64 symbolic link."
+      dnl But we want to recognize the sparcv9 or amd64 subdirectory also if the
+      dnl symlink is missing, so we set acl_libdirstem2 too.
+      AC_CACHE_CHECK([for 64-bit host], [gl_cv_solaris_64bit],
+        [AC_EGREP_CPP([sixtyfour bits], [
+#ifdef _LP64
+sixtyfour bits
+#endif
+           ], [gl_cv_solaris_64bit=yes], [gl_cv_solaris_64bit=no])
+        ])
+      if test $gl_cv_solaris_64bit = yes; then
+        acl_libdirstem=lib/64
+        case "$host_cpu" in
+          sparc*)        acl_libdirstem2=lib/sparcv9 ;;
+          i*86 | x86_64) acl_libdirstem2=lib/amd64 ;;
+        esac
+      fi
+      ;;
+    *)
       searchpath=`(LC_ALL=C $CC -print-search-dirs) 2>/dev/null | sed -n -e 's,^libraries: ,,p' | sed -e 's,^=,,'`
       if test -n "$searchpath"; then
         acl_save_IFS="${IFS= 	}"; IFS=":"
@@ -173,6 +206,9 @@ AC_DEFUN([AC_LIB_PREPARE_MULTILIB],
           if test -d "$searchdir"; then
             case "$searchdir" in
               */lib64/ | */lib64 ) acl_libdirstem=lib64 ;;
+              */../ | */.. )
+                # Better ignore directories of this form. They are misleading.
+                ;;
               *) searchdir=`cd "$searchdir" && pwd`
                  case "$searchdir" in
                    */lib64 ) acl_libdirstem=lib64 ;;
@@ -182,4 +218,7 @@ AC_DEFUN([AC_LIB_PREPARE_MULTILIB],
         done
         IFS="$acl_save_IFS"
       fi
+      ;;
+  esac
+  test -n "$acl_libdirstem2" || acl_libdirstem2="$acl_libdirstem"
 ])

m4/longlong.m4

-# longlong.m4 serial 13
-dnl Copyright (C) 1999-2007 Free Software Foundation, Inc.
+# longlong.m4 serial 14
+dnl Copyright (C) 1999-2007, 2009-2010 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.
@@ -46,7 +46,7 @@ AC_DEFUN([AC_TYPE_LONG_LONG_INT],
           [ac_cv_type_long_long_int=yes])],
        [ac_cv_type_long_long_int=no])])
   if test $ac_cv_type_long_long_int = yes; then
-    AC_DEFINE([HAVE_LONG_LONG_INT], 1,
+    AC_DEFINE([HAVE_LONG_LONG_INT], [1],
       [Define to 1 if the system has the type `long long int'.])
   fi
 ])
@@ -69,7 +69,7 @@ AC_DEFUN([AC_TYPE_UNSIGNED_LONG_LONG_INT],
        [ac_cv_type_unsigned_long_long_int=yes],
        [ac_cv_type_unsigned_long_long_int=no])])
   if test $ac_cv_type_unsigned_long_long_int = yes; then
-    AC_DEFINE([HAVE_UNSIGNED_LONG_LONG_INT], 1,
+    AC_DEFINE([HAVE_UNSIGNED_LONG_LONG_INT], [1],
       [Define to 1 if the system has the type `unsigned long long int'.])
   fi
 ])
@@ -82,13 +82,10 @@ AC_DEFUN([AC_TYPE_UNSIGNED_LONG_LONG_INT],
 AC_DEFUN([_AC_TYPE_LONG_LONG_SNIPPET],
 [
   AC_LANG_PROGRAM(
-    [[/* Test preprocessor.  */
-      #if ! (-9223372036854775807LL < 0 && 0 < 9223372036854775807ll)
-        error in preprocessor;
-      #endif
-      #if ! (18446744073709551615ULL <= -1ull)
-        error in preprocessor;
-      #endif
+    [[/* For now, do not test the preprocessor; as of 2007 there are too many
+         implementations with broken preprocessors.  Perhaps this can
+         be revisited in 2012.  In the meantime, code should not expect
+         #if to work with literals wider than 32 bits.  */
       /* Test literals.  */
       long long int ll = 9223372036854775807ll;
       long long int nll = -9223372036854775807LL;

m4/nls.m4

-# nls.m4 serial 3 (gettext-0.15)
-dnl Copyright (C) 1995-2003, 2005-2006 Free Software Foundation, Inc.
+# nls.m4 serial 5 (gettext-0.18)
+dnl Copyright (C) 1995-2003, 2005-2006, 2008-2010 Free Software Foundation,
+dnl 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.
@@ -17,15 +18,15 @@ dnl Authors:
 dnl   Ulrich Drepper <drepper@cygnus.com>, 1995-2000.
 dnl   Bruno Haible <haible@clisp.cons.org>, 2000-2003.
 
-AC_PREREQ(2.50)
+AC_PREREQ([2.50])
 
 AC_DEFUN([AM_NLS],
 [
   AC_MSG_CHECKING([whether NLS is requested])
   dnl Default is enabled NLS
-  AC_ARG_ENABLE(nls,
+  AC_ARG_ENABLE([nls],
     [  --disable-nls           do not use Native Language Support],
     USE_NLS=$enableval, USE_NLS=yes)
-  AC_MSG_RESULT($USE_NLS)
-  AC_SUBST(USE_NLS)
+  AC_MSG_RESULT([$USE_NLS])
+  AC_SUBST([USE_NLS])
 ])

m4/po.m4

-# po.m4 serial 15 (gettext-0.17)
-dnl Copyright (C) 1995-2007 Free Software Foundation, Inc.
+# po.m4 serial 17 (gettext-0.18)
+dnl Copyright (C) 1995-2010 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.
@@ -17,7 +17,7 @@ dnl Authors:
 dnl   Ulrich Drepper <drepper@cygnus.com>, 1995-2000.
 dnl   Bruno Haible <haible@clisp.cons.org>, 2000-2003.
 
-AC_PREREQ(2.50)
+AC_PREREQ([2.50])
 
 dnl Checks for all prerequisites of the po subdirectory.
 AC_DEFUN([AM_PO_SUBDIRS],
@@ -29,7 +29,7 @@ AC_DEFUN([AM_PO_SUBDIRS],
 
   dnl Release version of the gettext macros. This is used to ensure that
   dnl the gettext macros and po/Makefile.in.in are in sync.
-  AC_SUBST([GETTEXT_MACRO_VERSION], [0.17])
+  AC_SUBST([GETTEXT_MACRO_VERSION], [0.18])
 
   dnl Perform the following tests also if --disable-nls has been given,
   dnl because they are needed for "make dist" to work.
@@ -41,7 +41,7 @@ AC_DEFUN([AM_PO_SUBDIRS],
     [$ac_dir/$ac_word --statistics /dev/null >&]AS_MESSAGE_LOG_FD[ 2>&1 &&
      (if $ac_dir/$ac_word --statistics /dev/null 2>&1 >/dev/null | grep usage >/dev/null; then exit 1; else exit 0; fi)],
     :)
-  AC_PATH_PROG(GMSGFMT, gmsgfmt, $MSGFMT)
+  AC_PATH_PROG([GMSGFMT], [gmsgfmt], [$MSGFMT])
 
   dnl Test whether it is GNU msgfmt >= 0.15.
 changequote(,)dnl

m4/printf-posix.m4

-# printf-posix.m4 serial 3 (gettext-0.17)
-dnl Copyright (C) 2003, 2007 Free Software Foundation, Inc.
+# printf-posix.m4 serial 5 (gettext-0.18)
+dnl Copyright (C) 2003, 2007, 2009-2010 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.
@@ -27,17 +27,18 @@ int main ()
   return (strcmp (buf, "55 33") != 0);
 }], gt_cv_func_printf_posix=yes, gt_cv_func_printf_posix=no,
       [
-        AC_EGREP_CPP(notposix, [
+        AC_EGREP_CPP([notposix], [
 #if defined __NetBSD__ || defined __BEOS__ || defined _MSC_VER || defined __MINGW32__ || defined __CYGWIN__
   notposix
 #endif
-        ], gt_cv_func_printf_posix="guessing no",
-           gt_cv_func_printf_posix="guessing yes")
+          ],
+          [gt_cv_func_printf_posix="guessing no"],
+          [gt_cv_func_printf_posix="guessing yes"])
       ])
     ])
   case $gt_cv_func_printf_posix in
     *yes)
-      AC_DEFINE(HAVE_POSIX_PRINTF, 1,
+      AC_DEFINE([HAVE_POSIX_PRINTF], [1],
         [Define if your printf() function supports format strings with positions.])
       ;;
   esac

m4/progtest.m4

-# progtest.m4 serial 4 (gettext-0.14.2)
-dnl Copyright (C) 1996-2003, 2005 Free Software Foundation, Inc.
+# progtest.m4 serial 6 (gettext-0.18)
+dnl Copyright (C) 1996-2003, 2005, 2008-2010 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.
@@ -16,7 +16,7 @@ dnl They are *not* in the public domain.
 dnl Authors:
 dnl   Ulrich Drepper <drepper@cygnus.com>, 1996.
 
-AC_PREREQ(2.50)
+AC_PREREQ([2.50])
 
 # Search path for a program which passes the given test.
 
@@ -55,7 +55,7 @@ rm -f conf$$.file
 # Extract the first word of "$2", so it can be a program name with args.
 set dummy $2; ac_word=[$]2
 AC_MSG_CHECKING([for $ac_word])
-AC_CACHE_VAL(ac_cv_path_$1,
+AC_CACHE_VAL([ac_cv_path_$1],
 [case "[$]$1" in
   [[\\/]]* | ?:[[\\/]]*)
     ac_cv_path_$1="[$]$1" # Let the user override the test with a path.
@@ -84,9 +84,9 @@ ifelse([$4], , , [  test -z "[$]ac_cv_path_$1" && ac_cv_path_$1="$4"
 esac])dnl
 $1="$ac_cv_path_$1"
 if test ifelse([$4], , [-n "[$]$1"], ["[$]$1" != "$4"]); then
-  AC_MSG_RESULT([$]$1)
+  AC_MSG_RESULT([$][$1])
 else
-  AC_MSG_RESULT(no)
+  AC_MSG_RESULT([no])
 fi
-AC_SUBST($1)dnl
+AC_SUBST([$1])dnl
 ])

m4/size_max.m4

-# size_max.m4 serial 6
-dnl Copyright (C) 2003, 2005-2006 Free Software Foundation, Inc.
+# size_max.m4 serial 9
+dnl Copyright (C) 2003, 2005-2006, 2008-2010 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.
@@ -8,10 +8,9 @@ dnl From Bruno Haible.
 
 AC_DEFUN([gl_SIZE_MAX],
 [
-  AC_CHECK_HEADERS(stdint.h)
+  AC_CHECK_HEADERS([stdint.h])
   dnl First test whether the system already has SIZE_MAX.
-  AC_MSG_CHECKING([for SIZE_MAX])
-  AC_CACHE_VAL([gl_cv_size_max], [
+  AC_CACHE_CHECK([for SIZE_MAX], [gl_cv_size_max], [
     gl_cv_size_max=
     AC_EGREP_CPP([Found it], [
 #include <limits.h>
@@ -21,16 +20,16 @@ AC_DEFUN([gl_SIZE_MAX],
 #ifdef SIZE_MAX
 Found it
 #endif
-], gl_cv_size_max=yes)
+], [gl_cv_size_max=yes])
     if test -z "$gl_cv_size_max"; then
       dnl Define it ourselves. Here we assume that the type 'size_t' is not wider
       dnl than the type 'unsigned long'. Try hard to find a definition that can
       dnl be used in a preprocessor #if, i.e. doesn't contain a cast.
       AC_COMPUTE_INT([size_t_bits_minus_1], [sizeof (size_t) * CHAR_BIT - 1],
         [#include <stddef.h>
-#include <limits.h>], size_t_bits_minus_1=)
+#include <limits.h>], [size_t_bits_minus_1=])
       AC_COMPUTE_INT([fits_in_uint], [sizeof (size_t) <= sizeof (unsigned int)],
-        [#include <stddef.h>], fits_in_uint=)
+        [#include <stddef.h>], [fits_in_uint=])
       if test -n "$size_t_bits_minus_1" && test -n "$fits_in_uint"; then
         if test $fits_in_uint = 1; then
           dnl Even though SIZE_MAX fits in an unsigned int, it must be of type
@@ -38,7 +37,7 @@ Found it
           AC_TRY_COMPILE([#include <stddef.h>
             extern size_t foo;
             extern unsigned long foo;
-            ], [], fits_in_uint=0)
+            ], [], [fits_in_uint=0])
         fi
         dnl We cannot use 'expr' to simplify this expression, because 'expr'
         dnl works only with 'long' integers in the host environment, while we
@@ -54,11 +53,19 @@ Found it
       fi
     fi
   ])
-  AC_MSG_RESULT([$gl_cv_size_max])
   if test "$gl_cv_size_max" != yes; then
     AC_DEFINE_UNQUOTED([SIZE_MAX], [$gl_cv_size_max],
       [Define as the maximum value of type 'size_t', if the system doesn't define it.])
   fi
+  dnl Don't redefine SIZE_MAX in config.h if config.h is re-included after
+  dnl <stdint.h>. Remember that the #undef in AH_VERBATIM gets replaced with
+  dnl #define by AC_DEFINE_UNQUOTED.
+  AH_VERBATIM([SIZE_MAX],
+[/* Define as the maximum value of type 'size_t', if the system doesn't define
+   it. */
+#ifndef SIZE_MAX
+# undef SIZE_MAX
+#endif])
 ])
 
 dnl Autoconf >= 2.61 has AC_COMPUTE_INT built-in.

m4/stdint_h.m4

-# stdint_h.m4 serial 6
-dnl Copyright (C) 1997-2004, 2006 Free Software Foundation, Inc.
+# stdint_h.m4 serial 8
+dnl Copyright (C) 1997-2004, 2006, 2008-2010 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.
@@ -11,15 +11,15 @@ dnl From Paul Eggert.
 
 AC_DEFUN([gl_AC_HEADER_STDINT_H],
 [
-  AC_CACHE_CHECK([for stdint.h], gl_cv_header_stdint_h,
+  AC_CACHE_CHECK([for stdint.h], [gl_cv_header_stdint_h],
   [AC_TRY_COMPILE(
     [#include <sys/types.h>
 #include <stdint.h>],
     [uintmax_t i = (uintmax_t) -1; return !i;],
-    gl_cv_header_stdint_h=yes,
-    gl_cv_header_stdint_h=no)])
+    [gl_cv_header_stdint_h=yes],
+    [gl_cv_header_stdint_h=no])])
   if test $gl_cv_header_stdint_h = yes; then
-    AC_DEFINE_UNQUOTED(HAVE_STDINT_H_WITH_UINTMAX, 1,
+    AC_DEFINE_UNQUOTED([HAVE_STDINT_H_WITH_UINTMAX], [1],
       [Define if <stdint.h> exists, doesn't clash with <sys/types.h>,
        and declares uintmax_t. ])
   fi

m4/uintmax_t.m4

-# uintmax_t.m4 serial 10
-dnl Copyright (C) 1997-2004, 2007 Free Software Foundation, Inc.
+# uintmax_t.m4 serial 12
+dnl Copyright (C) 1997-2004, 2007-2010 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.
 
 dnl From Paul Eggert.
 
-AC_PREREQ(2.13)
+AC_PREREQ([2.13])
 
 # Define uintmax_t to 'unsigned long' or 'unsigned long long'
 # if it is not already defined in <stdint.h> or <inttypes.h>.
@@ -20,11 +20,11 @@ AC_DEFUN([gl_AC_TYPE_UINTMAX_T],
     test $ac_cv_type_unsigned_long_long_int = yes \
       && ac_type='unsigned long long' \
       || ac_type='unsigned long'
-    AC_DEFINE_UNQUOTED(uintmax_t, $ac_type,
+    AC_DEFINE_UNQUOTED([uintmax_t], [$ac_type],
       [Define to unsigned long or unsigned long long
        if <stdint.h> and <inttypes.h> don't define.])
   else
-    AC_DEFINE(HAVE_UINTMAX_T, 1,
+    AC_DEFINE([HAVE_UINTMAX_T], [1],
       [Define if you have the 'uintmax_t' type in <stdint.h> or <inttypes.h>.])
   fi
 ])

m4/visibility.m4

-# visibility.m4 serial 1 (gettext-0.15)
-dnl Copyright (C) 2005 Free Software Foundation, Inc.
+# visibility.m4 serial 3 (gettext-0.18)
+dnl Copyright (C) 2005, 2008-2010 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.
@@ -26,18 +26,40 @@ AC_DEFUN([gl_VISIBILITY],
   CFLAG_VISIBILITY=
   HAVE_VISIBILITY=0
   if test -n "$GCC"; then
+    dnl First, check whether -Werror can be added to the command line, or
+    dnl whether it leads to an error because of some other option that the
+    dnl user has put into $CC $CFLAGS $CPPFLAGS.
+    AC_MSG_CHECKING([whether the -Werror option is usable])
+    AC_CACHE_VAL([gl_cv_cc_vis_werror], [
+      gl_save_CFLAGS="$CFLAGS"
+      CFLAGS="$CFLAGS -Werror"
+      AC_TRY_COMPILE([], [],
+        [gl_cv_cc_vis_werror=yes],
+        [gl_cv_cc_vis_werror=no])
+      CFLAGS="$gl_save_CFLAGS"])
+    AC_MSG_RESULT([$gl_cv_cc_vis_werror])
+    dnl Now check whether visibility declarations are supported.
     AC_MSG_CHECKING([for simple visibility declarations])
-    AC_CACHE_VAL(gl_cv_cc_visibility, [
+    AC_CACHE_VAL([gl_cv_cc_visibility], [
       gl_save_CFLAGS="$CFLAGS"
       CFLAGS="$CFLAGS -fvisibility=hidden"
+      dnl We use the option -Werror and a function dummyfunc, because on some
+      dnl platforms (Cygwin 1.7) the use of -fvisibility triggers a warning
+      dnl "visibility attribute not supported in this configuration; ignored"
+      dnl at the first function definition in every compilation unit, and we
+      dnl don't want to use the option in this case.
+      if test $gl_cv_cc_vis_werror = yes; then
+        CFLAGS="$CFLAGS -Werror"
+      fi
       AC_TRY_COMPILE(
         [extern __attribute__((__visibility__("hidden"))) int hiddenvar;
          extern __attribute__((__visibility__("default"))) int exportedvar;
          extern __attribute__((__visibility__("hidden"))) int hiddenfunc (void);
-         extern __attribute__((__visibility__("default"))) int exportedfunc (void);],
+         extern __attribute__((__visibility__("default"))) int exportedfunc (void);
+         void dummyfunc (void) {}],
         [],
-        gl_cv_cc_visibility=yes,
-        gl_cv_cc_visibility=no)
+        [gl_cv_cc_visibility=yes],
+        [gl_cv_cc_visibility=no])
       CFLAGS="$gl_save_CFLAGS"])
     AC_MSG_RESULT([$gl_cv_cc_visibility])
     if test $gl_cv_cc_visibility = yes; then

m4/wchar_t.m4

-# wchar_t.m4 serial 1 (gettext-0.12)
-dnl Copyright (C) 2002-2003 Free Software Foundation, Inc.
+# wchar_t.m4 serial 3 (gettext-0.18)
+dnl Copyright (C) 2002-2003, 2008-2010 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.
@@ -10,11 +10,11 @@ dnl Prerequisite: AC_PROG_CC
 
 AC_DEFUN([gt_TYPE_WCHAR_T],
 [
-  AC_CACHE_CHECK([for wchar_t], gt_cv_c_wchar_t,
+  AC_CACHE_CHECK([for wchar_t], [gt_cv_c_wchar_t],
     [AC_TRY_COMPILE([#include <stddef.h>
        wchar_t foo = (wchar_t)'\0';], ,
-       gt_cv_c_wchar_t=yes, gt_cv_c_wchar_t=no)])
+       [gt_cv_c_wchar_t=yes], [gt_cv_c_wchar_t=no])])
   if test $gt_cv_c_wchar_t = yes; then
-    AC_DEFINE(HAVE_WCHAR_T, 1, [Define if you have the 'wchar_t' type.])
+    AC_DEFINE([HAVE_WCHAR_T], [1], [Define if you have the 'wchar_t' type.])
   fi
 ])

m4/wint_t.m4

-# wint_t.m4 serial 2 (gettext-0.17)
-dnl Copyright (C) 2003, 2007 Free Software Foundation, Inc.
+# wint_t.m4 serial 4 (gettext-0.18)
+dnl Copyright (C) 2003, 2007-2010 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.
@@ -10,7 +10,7 @@ dnl Prerequisite: AC_PROG_CC
 
 AC_DEFUN([gt_TYPE_WINT_T],
 [
-  AC_CACHE_CHECK([for wint_t], gt_cv_c_wint_t,
+  AC_CACHE_CHECK([for wint_t], [gt_cv_c_wint_t],
     [AC_TRY_COMPILE([
 /* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
    <wchar.h>.
@@ -21,8 +21,8 @@ AC_DEFUN([gt_TYPE_WINT_T],
 #include <time.h>
 #include <wchar.h>
        wint_t foo = (wchar_t)'\0';], ,
-       gt_cv_c_wint_t=yes, gt_cv_c_wint_t=no)])
+       [gt_cv_c_wint_t=yes], [gt_cv_c_wint_t=no])])
   if test $gt_cv_c_wint_t = yes; then
-    AC_DEFINE(HAVE_WINT_T, 1, [Define if you have the 'wint_t' type.])
+    AC_DEFINE([HAVE_WINT_T], [1], [Define if you have the 'wint_t' type.])
   fi
 ])

m4/xsize.m4

-# xsize.m4 serial 3
-dnl Copyright (C) 2003-2004 Free Software Foundation, Inc.
+# xsize.m4 serial 4
+dnl Copyright (C) 2003-2004, 2008-2010 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.
@@ -9,5 +9,5 @@ AC_DEFUN([gl_XSIZE],
   dnl Prerequisites of lib/xsize.h.
   AC_REQUIRE([gl_SIZE_MAX])
   AC_REQUIRE([AC_C_INLINE])
-  AC_CHECK_HEADERS(stdint.h)
+  AC_CHECK_HEADERS([stdint.h])
 ])

po/Makefile.in.in

 # Makefile for PO directory in any package using GNU gettext.
-# Copyright (C) 1995-1997, 2000-2007 by Ulrich Drepper <drepper@gnu.ai.mit.edu>
+# Copyright (C) 1995-1997, 2000-2007, 2009-2010 by Ulrich Drepper <drepper@gnu.ai.mit.edu>
 #
 # This file can be copied and used freely without restrictions.  It can
 # be used in projects which are not available under the GNU General Public
@@ -8,8 +8,8 @@
 # Please note that the actual code of GNU gettext is covered by the GNU
 # General Public License and is *not* in the public domain.
 #
-# Origin: gettext-0.17
-GETTEXT_MACRO_VERSION = 0.17
+# Origin: gettext-0.18
+GETTEXT_MACRO_VERSION = 0.18
 
 PACKAGE = @PACKAGE@
 VERSION = @VERSION@
@@ -88,8 +88,8 @@ CATALOGS = @CATALOGS@
 .po.gmo:
 	@lang=`echo $* | sed -e 's,.*/,,'`; \
 	test "$(srcdir)" = . && cdcmd="" || cdcmd="cd $(srcdir) && "; \
-	echo "$${cdcmd}rm -f $${lang}.gmo && $(GMSGFMT) -c --statistics -o $${lang}.gmo $${lang}.po"; \
-	cd $(srcdir) && rm -f $${lang}.gmo && $(GMSGFMT) -c --statistics -o t-$${lang}.gmo $${lang}.po && mv t-$${lang}.gmo $${lang}.gmo
+	echo "$${cdcmd}rm -f $${lang}.gmo && $(GMSGFMT) -c --statistics --verbose -o $${lang}.gmo $${lang}.po"; \
+	cd $(srcdir) && rm -f $${lang}.gmo && $(GMSGFMT) -c --statistics --verbose -o t-$${lang}.gmo $${lang}.po && mv t-$${lang}.gmo $${lang}.gmo
 
 .sin.sed:
 	sed -e '/^#/d' $< > t-$@
@@ -193,8 +193,15 @@ $(POFILES): $(srcdir)/$(DOMAIN).pot
 	@lang=`echo $@ | sed -e 's,.*/,,' -e 's/\.po$$//'`; \
 	if test -f "$(srcdir)/$${lang}.po"; then \
 	  test "$(srcdir)" = . && cdcmd="" || cdcmd="cd $(srcdir) && "; \
-	  echo "$${cdcmd}$(MSGMERGE_UPDATE) $${lang}.po $(DOMAIN).pot"; \
-	  cd $(srcdir) && $(MSGMERGE_UPDATE) $${lang}.po $(DOMAIN).pot; \
+	  echo "$${cdcmd}$(MSGMERGE_UPDATE) $(MSGMERGE_OPTIONS) --lang=$${lang} $${lang}.po $(DOMAIN).pot"; \
+	  cd $(srcdir) \
+	    && { case `$(MSGMERGE_UPDATE) --version | sed 1q | sed -e 's,^[^0-9]*,,'` in \
+	           '' | 0.[0-9] | 0.[0-9].* | 0.1[0-7] | 0.1[0-7].*) \
+	             $(MSGMERGE_UPDATE) $(MSGMERGE_OPTIONS) $${lang}.po $(DOMAIN).pot;; \
+	           *) \
+	             $(MSGMERGE_UPDATE) $(MSGMERGE_OPTIONS) --lang=$${lang} $${lang}.po $(DOMAIN).pot;; \
+	         esac; \
+	       }; \
 	else \
 	  $(MAKE) $${lang}.po-create; \
 	fi
@@ -217,7 +224,6 @@ install-data: install-data-@USE_NLS@
 	fi
 install-data-no: all
 install-data-yes: all
-	$(mkdir_p) $(DESTDIR)$(datadir)
 	@catalogs='$(CATALOGS)'; \
 	for cat in $$catalogs; do \
 	  cat=`basename $$cat`; \
@@ -269,7 +275,6 @@ installdirs-data: installdirs-data-@USE_NLS@
 	fi
 installdirs-data-no:
 installdirs-data-yes:
-	$(mkdir_p) $(DESTDIR)$(datadir)
 	@catalogs='$(CATALOGS)'; \
 	for cat in $$catalogs; do \
 	  cat=`basename $$cat`; \
@@ -395,9 +400,15 @@ update-po: Makefile
 	tmpdir=`pwd`; \
 	echo "$$lang:"; \
 	test "$(srcdir)" = . && cdcmd="" || cdcmd="cd $(srcdir) && "; \
-	echo "$${cdcmd}$(MSGMERGE) $$lang.po $(DOMAIN).pot -o $$lang.new.po"; \
+	echo "$${cdcmd}$(MSGMERGE) $(MSGMERGE_OPTIONS) --lang=$$lang $$lang.po $(DOMAIN).pot -o $$lang.new.po"; \
 	cd $(srcdir); \
-	if $(MSGMERGE) $$lang.po $(DOMAIN).pot -o $$tmpdir/$$lang.new.po; then \
+	if { case `$(MSGMERGE) --version | sed 1q | sed -e 's,^[^0-9]*,,'` in \
+	       '' | 0.[0-9] | 0.[0-9].* | 0.1[0-7] | 0.1[0-7].*) \
+	         $(MSGMERGE) $(MSGMERGE_OPTIONS) -o $$tmpdir/$$lang.new.po $$lang.po $(DOMAIN).pot;; \
+	       *) \
+	         $(MSGMERGE) $(MSGMERGE_OPTIONS) --lang=$$lang -o $$tmpdir/$$lang.new.po $$lang.po $(DOMAIN).pot;; \
+	     esac; \
+	   }; then \
 	  if cmp $$lang.po $$tmpdir/$$lang.new.po >/dev/null 2>&1; then \
 	    rm -f $$tmpdir/$$lang.new.po; \
 	  else \
@@ -418,9 +429,13 @@ $(DUMMYPOFILES):
 update-gmo: Makefile $(GMOFILES)
 	@:
 
+# Recreate Makefile by invoking config.status. Explicitly invoke the shell,
+# because execution permission bits may not work on the current file system.
+# Use @SHELL@, which is the shell determined by autoconf for the use by its
+# scripts, not $(SHELL) which is hardwired to /bin/sh and may be deficient.
 Makefile: Makefile.in.in Makevars $(top_builddir)/config.status @POMAKEFILEDEPS@
 	cd $(top_builddir) \
-	  && $(SHELL) ./config.status $(subdir)/$@.in po-directories
+	  && @SHELL@ ./config.status $(subdir)/$@.in po-directories
 
 force: