Imported Upstream version 1.17upstream/1.17

16 files changed, 110 insertions, 64 deletions

diff --git a/m4/codeset.m4 b/m4/codeset.m4
index 1c52ffc..d7de8d6 100644
--- a/m4/codeset.m4
+++ b/m4/codeset.m4
@@ -1,5 +1,5 @@
 # codeset.m4 serial 5 (gettext-0.18.2)
-dnl Copyright (C) 2000-2002, 2006, 2008-2015 Free Software Foundation, Inc.
+dnl Copyright (C) 2000-2002, 2006, 2008-2014 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.
diff --git a/m4/extern-inline.m4 b/m4/extern-inline.m4
index e74339a..7280065 100644
--- a/m4/extern-inline.m4
+++ b/m4/extern-inline.m4
@@ -74,12 +74,13 @@ AC_DEFUN([gl_EXTERN_INLINE],
 # define _GL_EXTERN_INLINE static _GL_UNUSED
 #endif
 
-/* In GCC, suppress bogus "no previous prototype for 'FOO'"
+/* In GCC 4.6 (inclusive) to 5.1 (exclusive),
+   suppress bogus "no previous prototype for 'FOO'"
    and "no previous declaration for 'FOO'" diagnostics,
    when FOO is an inline function in the header; see
    <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54113> and
    <https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63877>.  */
-#if 4 < __GNUC__ + (6 <= __GNUC_MINOR__)
+#if __GNUC__ == 4 && 6 <= __GNUC_MINOR__
 # if defined __GNUC_STDC_INLINE__ && __GNUC_STDC_INLINE__
 #  define _GL_INLINE_HEADER_CONST_PRAGMA
 # else
diff --git a/m4/fnmatch.m4 b/m4/fnmatch.m4
index c33792f..6ccc1d0 100644
--- a/m4/fnmatch.m4
+++ b/m4/fnmatch.m4
@@ -1,4 +1,4 @@
-# Check for fnmatch - serial 9.
+# Check for fnmatch - serial 9.  -*- coding: utf-8 -*-
 
 # Copyright (C) 2000-2007, 2009-2015 Free Software Foundation, Inc.
 # This file is free software; the Free Software Foundation
diff --git a/m4/gettext.m4 b/m4/gettext.m4
index ce5f5ea..b522a37 100644
--- a/m4/gettext.m4
+++ b/m4/gettext.m4
@@ -1,5 +1,5 @@
-# gettext.m4 serial 66 (gettext-0.18.2)
-dnl Copyright (C) 1995-2015 Free Software Foundation, Inc.
+# gettext.m4 serial 67 (gettext-0.19.6)
+dnl Copyright (C) 1995-2014 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.
@@ -399,3 +399,7 @@ AC_DEFUN([AM_GNU_GETTEXT_NEED],
 
 dnl Usage: AM_GNU_GETTEXT_VERSION([gettext-version])
 AC_DEFUN([AM_GNU_GETTEXT_VERSION], [])
+
+
+dnl Usage: AM_GNU_GETTEXT_REQUIRE_VERSION([gettext-version])
+AC_DEFUN([AM_GNU_GETTEXT_REQUIRE_VERSION], [])
diff --git a/m4/gnulib-common.m4 b/m4/gnulib-common.m4
index b301abe..50ef974 100644
--- a/m4/gnulib-common.m4
+++ b/m4/gnulib-common.m4
@@ -253,9 +253,10 @@ AC_DEFUN([gl_PROG_AR_RANLIB],
 [
   dnl Minix 3 comes with two toolchains: The Amsterdam Compiler Kit compiler
   dnl as "cc", and GCC as "gcc". They have different object file formats and
-  dnl library formats. In particular, the GNU binutils programs ar, ranlib
+  dnl library formats. In particular, the GNU binutils programs ar and ranlib
   dnl produce libraries that work only with gcc, not with cc.
   AC_REQUIRE([AC_PROG_CC])
+  AC_BEFORE([$0], [AM_PROG_AR])
   AC_CACHE_CHECK([for Minix Amsterdam compiler], [gl_cv_c_amsterdam_compiler],
     [
       AC_EGREP_CPP([Amsterdam],
@@ -267,25 +268,37 @@ Amsterdam
         [gl_cv_c_amsterdam_compiler=yes],
         [gl_cv_c_amsterdam_compiler=no])
     ])
-  if test -z "$AR"; then
-    if test $gl_cv_c_amsterdam_compiler = yes; then
+
+  dnl Don't compete with AM_PROG_AR's decision about AR/ARFLAGS if we are not
+  dnl building with __ACK__.
+  if test $gl_cv_c_amsterdam_compiler = yes; then
+    if test -z "$AR"; then
       AR='cc -c.a'
-      if test -z "$ARFLAGS"; then
-        ARFLAGS='-o'
-      fi
-    else
-      dnl Use the Automake-documented default values for AR and ARFLAGS,
-      dnl but prefer ${host}-ar over ar (useful for cross-compiling).
-      AC_CHECK_TOOL([AR], [ar], [ar])
-      if test -z "$ARFLAGS"; then
-        ARFLAGS='cru'
-      fi
     fi
-  else
     if test -z "$ARFLAGS"; then
-      ARFLAGS='cru'
+      ARFLAGS='-o'
     fi
+  else
+    dnl AM_PROG_AR was added in automake v1.11.2.  AM_PROG_AR does not AC_SUBST
+    dnl ARFLAGS variable (it is filed into Makefile.in directly by automake
+    dnl script on-demand, if not specified by ./configure of course).
+    dnl Don't AC_REQUIRE the AM_PROG_AR otherwise the code for __ACK__ above
+    dnl will be ignored.  Also, pay attention to call AM_PROG_AR in else block
+    dnl because AM_PROG_AR is written so it could re-set AR variable even for
+    dnl __ACK__.  It may seem like its easier to avoid calling the macro here,
+    dnl but we need to AC_SUBST both AR/ARFLAGS (thus those must have some good
+    dnl default value and automake should usually know them).
+    m4_ifdef([AM_PROG_AR], [AM_PROG_AR], [:])
+  fi
+
+  dnl In case the code above has not helped with setting AR/ARFLAGS, use
+  dnl Automake-documented default values for AR and ARFLAGS, but prefer
+  dnl ${host}-ar over ar (useful for cross-compiling).
+  AC_CHECK_TOOL([AR], [ar], [ar])
+  if test -z "$ARFLAGS"; then
+    ARFLAGS='cr'
   fi
+
   AC_SUBST([AR])
   AC_SUBST([ARFLAGS])
   if test -z "$RANLIB"; then
diff --git a/m4/gnulib-comp.m4 b/m4/gnulib-comp.m4
index 336d934..7efd382 100644
--- a/m4/gnulib-comp.m4
+++ b/m4/gnulib-comp.m4
@@ -37,7 +37,11 @@ AC_DEFUN([gl_EARLY],
   m4_pattern_allow([^gl_ES$])dnl a valid locale name
   m4_pattern_allow([^gl_LIBOBJS$])dnl a variable
   m4_pattern_allow([^gl_LTLIBOBJS$])dnl a variable
+
+  # Pre-early section.
+  AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
   AC_REQUIRE([gl_PROG_AR_RANLIB])
+
   AC_REQUIRE([AM_PROG_CC_C_O])
   # Code from module absolute-header:
   # Code from module accept:
@@ -60,6 +64,7 @@ AC_DEFUN([gl_EARLY],
   # Code from module connect:
   # Code from module crypto/md5:
   # Code from module crypto/sha1:
+  # Code from module crypto/sha256:
   # Code from module dirname:
   # Code from module dirname-lgpl:
   # Code from module dosname:
@@ -70,7 +75,6 @@ AC_DEFUN([gl_EARLY],
   # Code from module error:
   # Code from module exitfail:
   # Code from module extensions:
-  AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
   # Code from module extern-inline:
   # Code from module fatal-signal:
   # Code from module fcntl:
@@ -308,6 +312,7 @@ AC_DEFUN([gl_INIT],
   gl_SYS_SOCKET_MODULE_INDICATOR([connect])
   gl_MD5
   gl_SHA1
+  gl_SHA256
   gl_DIRNAME
   gl_MODULE_INDICATOR([dirname])
   gl_DIRNAME_LGPL
@@ -890,7 +895,7 @@ AC_DEFUN([gl_INIT],
   gl_UNISTD_SAFER
   gl_LIBUNISTRING_LIBHEADER([0.9.4], [unitypes.h])
   gl_LIBUNISTRING_LIBHEADER([0.9.4], [uniwidth.h])
-  gl_LIBUNISTRING_MODULE([0.9.5], [uniwidth/width])
+  gl_LIBUNISTRING_MODULE([0.9.6], [uniwidth/width])
   gl_FUNC_GLIBC_UNLOCKED_IO
   gl_UTIMENS
   gl_FUNC_VASNPRINTF
@@ -1235,6 +1240,8 @@ AC_DEFUN([gl_FILE_LIST], [
   lib/setsockopt.c
   lib/sha1.c
   lib/sha1.h
+  lib/sha256.c
+  lib/sha256.h
   lib/sig-handler.c
   lib/sig-handler.h
   lib/sigaction.c
@@ -1469,6 +1476,7 @@ AC_DEFUN([gl_FILE_LIST], [
   m4/select.m4
   m4/servent.m4
   m4/sha1.m4
+  m4/sha256.m4
   m4/sig_atomic_t.m4
   m4/sigaction.m4
   m4/signal_h.m4
diff --git a/m4/iconv.m4 b/m4/iconv.m4
index 5a6c29b..4e37363 100644
--- a/m4/iconv.m4
+++ b/m4/iconv.m4
@@ -1,5 +1,5 @@
 # iconv.m4 serial 19 (gettext-0.18.2)
-dnl Copyright (C) 2000-2002, 2007-2015 Free Software Foundation, Inc.
+dnl Copyright (C) 2000-2002, 2007-2014 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.
diff --git a/m4/intlmacosx.m4 b/m4/intlmacosx.m4
index 0d8d298..8a045f6 100644
--- a/m4/intlmacosx.m4
+++ b/m4/intlmacosx.m4
@@ -1,5 +1,5 @@
 # intlmacosx.m4 serial 5 (gettext-0.18.2)
-dnl Copyright (C) 2004-2015 Free Software Foundation, Inc.
+dnl Copyright (C) 2004-2014 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.
diff --git a/m4/lstat.m4 b/m4/lstat.m4
index f6c7dd1..adf752c 100644
--- a/m4/lstat.m4
+++ b/m4/lstat.m4
@@ -1,4 +1,4 @@
-# serial 26
+# serial 27
 
 # Copyright (C) 1997-2001, 2003-2015 Free Software Foundation, Inc.
 #
@@ -37,30 +37,28 @@ AC_DEFUN([gl_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK],
     [gl_cv_func_lstat_dereferences_slashed_symlink],
     [rm -f conftest.sym conftest.file
      echo >conftest.file
-     if test "$as_ln_s" = "ln -s" && ln -s conftest.file conftest.sym; then
-       AC_RUN_IFELSE(
-         [AC_LANG_PROGRAM(
-            [AC_INCLUDES_DEFAULT],
-            [[struct stat sbuf;
-              /* Linux will dereference the symlink and fail, as required by
-                 POSIX.  That is better in the sense that it means we will not
-                 have to compile and use the lstat wrapper.  */
-              return lstat ("conftest.sym/", &sbuf) == 0;
-            ]])],
-         [gl_cv_func_lstat_dereferences_slashed_symlink=yes],
-         [gl_cv_func_lstat_dereferences_slashed_symlink=no],
-         [case "$host_os" in
-                    # Guess yes on glibc systems.
-            *-gnu*) gl_cv_func_lstat_dereferences_slashed_symlink="guessing yes" ;;
-                    # If we don't know, assume the worst.
-            *)      gl_cv_func_lstat_dereferences_slashed_symlink="guessing no" ;;
-          esac
-         ])
-     else
-       # If the 'ln -s' command failed, then we probably don't even
-       # have an lstat function.
-       gl_cv_func_lstat_dereferences_slashed_symlink="guessing no"
-     fi
+     AC_RUN_IFELSE(
+       [AC_LANG_PROGRAM(
+          [AC_INCLUDES_DEFAULT],
+          [[struct stat sbuf;
+            if (symlink ("conftest.file", "conftest.sym") != 0)
+              return 1;
+            /* Linux will dereference the symlink and fail, as required by
+               POSIX.  That is better in the sense that it means we will not
+               have to compile and use the lstat wrapper.  */
+            return lstat ("conftest.sym/", &sbuf) == 0;
+          ]])],
+       [gl_cv_func_lstat_dereferences_slashed_symlink=yes],
+       [gl_cv_func_lstat_dereferences_slashed_symlink=no],
+       [case "$host_os" in
+          *-gnu*)
+            # Guess yes on glibc systems.
+            gl_cv_func_lstat_dereferences_slashed_symlink="guessing yes" ;;
+          *)
+            # If we don't know, assume the worst.
+            gl_cv_func_lstat_dereferences_slashed_symlink="guessing no" ;;
+        esac
+       ])
      rm -f conftest.sym conftest.file
     ])
   case "$gl_cv_func_lstat_dereferences_slashed_symlink" in
diff --git a/m4/mbrtowc.m4 b/m4/mbrtowc.m4
index c0d751d..deb9f06 100644
--- a/m4/mbrtowc.m4
+++ b/m4/mbrtowc.m4
@@ -1,4 +1,4 @@
-# mbrtowc.m4 serial 26
+# mbrtowc.m4 serial 26  -*- coding: utf-8 -*-
 dnl Copyright (C) 2001-2002, 2004-2005, 2008-2015 Free Software Foundation,
 dnl Inc.
 dnl This file is free software; the Free Software Foundation
@@ -569,10 +569,10 @@ changequote([,])dnl
            int
            main (void)
            {
-             return mbrtowc (&wc, "", 0, &mbs) == (size_t) -2;
+             return ! mbrtowc (&wc, "", 0, &mbs) == (size_t) -2;
            }]])],
-        [gl_cv_func_mbrtowc_empty_input=no],
         [gl_cv_func_mbrtowc_empty_input=yes],
+        [gl_cv_func_mbrtowc_empty_input=no],
         [:])
     ])
 ])
diff --git a/m4/nls.m4 b/m4/nls.m4
index 33d66c1..53cdc8b 100644
--- a/m4/nls.m4
+++ b/m4/nls.m4
@@ -1,5 +1,5 @@
 # nls.m4 serial 5 (gettext-0.18)
-dnl Copyright (C) 1995-2003, 2005-2006, 2008-2015 Free Software Foundation,
+dnl Copyright (C) 1995-2003, 2005-2006, 2008-2014 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,
diff --git a/m4/po.m4 b/m4/po.m4
index 203c3f9..43012dc 100644
--- a/m4/po.m4
+++ b/m4/po.m4
@@ -1,5 +1,5 @@
-# po.m4 serial 23 (gettext-0.18.3)
-dnl Copyright (C) 1995-2015 Free Software Foundation, Inc.
+# po.m4 serial 24 (gettext-0.19)
+dnl Copyright (C) 1995-2014 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.
@@ -30,7 +30,7 @@ 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], [0.18])
+  AC_SUBST([GETTEXT_MACRO_VERSION], [0.19])
 
   dnl Perform the following tests also if --disable-nls has been given,
   dnl because they are needed for "make dist" to work.
diff --git a/m4/sha256.m4 b/m4/sha256.m4
new file mode 100644
index 0000000..a12cd7e
--- /dev/null
+++ b/m4/sha256.m4
@@ -0,0 +1,14 @@
+# sha256.m4 serial 8
+dnl Copyright (C) 2005, 2008-2015 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.
+
+AC_DEFUN([gl_SHA256],
+[
+  dnl Prerequisites of lib/sha256.c.
+  AC_REQUIRE([gl_BIGENDIAN])
+
+  dnl Determine HAVE_OPENSSL_SHA256 and LIB_CRYPTO
+  gl_CRYPTO_CHECK([SHA256])
+])
diff --git a/m4/stdio_h.m4 b/m4/stdio_h.m4
index e0c4bde..f60cc21 100644
--- a/m4/stdio_h.m4
+++ b/m4/stdio_h.m4
@@ -1,4 +1,4 @@
-# stdio_h.m4 serial 44
+# stdio_h.m4 serial 46
 dnl Copyright (C) 2007-2015 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -15,15 +15,21 @@ AC_DEFUN([gl_STDIO_H],
   dnl Determine whether __USE_MINGW_ANSI_STDIO makes printf and
   dnl inttypes.h behave like gnu instead of system; we must give our
   dnl printf wrapper the right attribute to match.
-  AC_CACHE_CHECK([whether inttypes macros match system or gnu printf],
+  AC_CACHE_CHECK([which flavor of printf attribute matches inttypes macros],
     [gl_cv_func_printf_attribute_flavor],
-    [AC_EGREP_CPP([findme .(ll|j)d. findme],
-      [#define __STDC_FORMAT_MACROS 1
+    [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+       #define __STDC_FORMAT_MACROS 1
        #include <stdio.h>
        #include <inttypes.h>
-       findme PRIdMAX findme
-      ], [gl_cv_func_printf_attribute_flavor=gnu],
-      [gl_cv_func_printf_attribute_flavor=system])])
+       /* For non-mingw systems, compilation will trivially succeed.
+          For mingw, compilation will succeed for older mingw (system
+          printf, "I64d") and fail for newer mingw (gnu printf, "lld"). */
+       #if ((defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__) && \
+         (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4))
+       extern char PRIdMAX_probe[sizeof PRIdMAX == sizeof "I64d" ? 1 : -1];
+       #endif
+      ]])], [gl_cv_func_printf_attribute_flavor=system],
+      [gl_cv_func_printf_attribute_flavor=gnu])])
   if test "$gl_cv_func_printf_attribute_flavor" = gnu; then
     AC_DEFINE([GNULIB_PRINTF_ATTRIBUTE_FLAVOR_GNU], [1],
       [Define to 1 if printf and friends should be labeled with
diff --git a/m4/sys_time_h.m4 b/m4/sys_time_h.m4
index 50133b9..28c8b1a 100644
--- a/m4/sys_time_h.m4
+++ b/m4/sys_time_h.m4
@@ -105,6 +105,7 @@ AC_DEFUN([gl_HEADER_SYS_TIME_H_DEFAULTS],
   HAVE_GETTIMEOFDAY=1;       AC_SUBST([HAVE_GETTIMEOFDAY])
   HAVE_STRUCT_TIMEVAL=1;     AC_SUBST([HAVE_STRUCT_TIMEVAL])
   HAVE_SYS_TIME_H=1;         AC_SUBST([HAVE_SYS_TIME_H])
+  HAVE_TIMEZONE_T=0;         AC_SUBST([HAVE_TIMEZONE_T])
   REPLACE_GETTIMEOFDAY=0;    AC_SUBST([REPLACE_GETTIMEOFDAY])
   REPLACE_STRUCT_TIMEVAL=0;  AC_SUBST([REPLACE_STRUCT_TIMEVAL])
 ])
diff --git a/m4/time_h.m4 b/m4/time_h.m4
index d9c41a4..754b469 100644
--- a/m4/time_h.m4
+++ b/m4/time_h.m4
@@ -109,6 +109,7 @@ AC_DEFUN([gl_HEADER_TIME_H_DEFAULTS],
   GNULIB_STRPTIME=0;                     AC_SUBST([GNULIB_STRPTIME])
   GNULIB_TIMEGM=0;                       AC_SUBST([GNULIB_TIMEGM])
   GNULIB_TIME_R=0;                       AC_SUBST([GNULIB_TIME_R])
+  GNULIB_TIME_RZ=0;                      AC_SUBST([GNULIB_TIME_RZ])
   dnl Assume proper GNU behavior unless another module says otherwise.
   HAVE_DECL_LOCALTIME_R=1;               AC_SUBST([HAVE_DECL_LOCALTIME_R])
   HAVE_NANOSLEEP=1;                      AC_SUBST([HAVE_NANOSLEEP])