added strndup and updated gnulib.

7 files changed, 51 insertions, 16 deletions

diff --git a/gl/m4/exponentd.m4 b/gl/m4/exponentd.m4
index 48df999ab5..0ae4ccfac9 100644
--- a/gl/m4/exponentd.m4
+++ b/gl/m4/exponentd.m4
@@ -1,4 +1,4 @@
-# exponentd.m4 serial 2
+# exponentd.m4 serial 3
 dnl Copyright (C) 2007-2008, 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,
@@ -80,7 +80,8 @@ int main ()
           dnl different sets of instructions: The older FPA instructions assume
           dnl that they are stored in big-endian word order, while the words
           dnl (like integer types) are stored in little-endian byte order.
-          dnl The newer VFP instructions assume little-endian order consistenly.
+          dnl The newer VFP instructions assume little-endian order
+          dnl consistently.
           AC_EGREP_CPP([mixed_endianness], [
 #if defined arm || defined __arm || defined __arm__
   mixed_endianness
diff --git a/gl/m4/gettimeofday.m4 b/gl/m4/gettimeofday.m4
index 2385e39579..dc68c43ae3 100644
--- a/gl/m4/gettimeofday.m4
+++ b/gl/m4/gettimeofday.m4
@@ -1,4 +1,4 @@
-# serial 17
+# serial 18
 
 # Copyright (C) 2001-2003, 2005, 2007, 2009-2012 Free Software Foundation, Inc.
 # This file is free software; the Free Software Foundation
@@ -50,6 +50,10 @@ int gettimeofday (struct timeval *restrict, struct timezone *restrict);
     elif test $gl_cv_func_gettimeofday_posix_signature != yes; then
       REPLACE_GETTIMEOFDAY=1
     fi
+    dnl If we override 'struct timeval', we also have to override gettimeofday.
+    if test $REPLACE_STRUCT_TIMEVAL = 1; then
+      REPLACE_GETTIMEOFDAY=1
+    fi
     m4_ifdef([gl_FUNC_TZSET_CLOBBER], [
       gl_FUNC_TZSET_CLOBBER
       if test $gl_cv_func_tzset_clobber = yes; then
diff --git a/gl/m4/gnulib-cache.m4 b/gl/m4/gnulib-cache.m4
index 4c8191678e..0e41084123 100644
--- a/gl/m4/gnulib-cache.m4
+++ b/gl/m4/gnulib-cache.m4
@@ -27,7 +27,7 @@
 
 
 # Specification in the form of a command-line invocation:
-#   gnulib-tool --import --dir=. --local-dir=gl/override --lib=libgnu --source-base=gl --m4-base=gl/m4 --doc-base=doc --tests-base=gl/tests --aux-dir=build-aux --with-tests --avoid=alignof-tests --avoid=lock-tests --avoid=lseek-tests --no-conditional-dependencies --libtool --macro-prefix=gl --no-vc-files accept alloca alphasort argp base64 bind byteswap c-ctype close connect error extensions func gendocs getaddrinfo getpass getsubopt gettext gettime havelib inet_ntop inet_pton lib-msvc-compat lib-symbol-versions listen maintainer-makefile manywarnings memmem-simple minmax netdb netinet_in pmccabe2html progname read-file recv recvfrom scandir select send sendto setsockopt shutdown snprintf socket sockets socklen stdint strcase strtok_r strverscmp sys_socket sys_stat time_r timespec u64 unistd valgrind-tests vasprintf version-etc version-etc-fsf vfprintf-posix vprintf-posix vsnprintf warnings
+#   gnulib-tool --import --dir=. --local-dir=gl/override --lib=libgnu --source-base=gl --m4-base=gl/m4 --doc-base=doc --tests-base=gl/tests --aux-dir=build-aux --with-tests --avoid=alignof-tests --avoid=lock-tests --avoid=lseek-tests --no-conditional-dependencies --libtool --macro-prefix=gl --no-vc-files accept alloca alphasort argp base64 bind byteswap c-ctype close connect error extensions func gendocs getaddrinfo getpass getsubopt gettext gettime havelib inet_ntop inet_pton lib-msvc-compat lib-symbol-versions listen maintainer-makefile manywarnings memmem-simple minmax netdb netinet_in pmccabe2html progname read-file recv recvfrom scandir select send sendto setsockopt shutdown snprintf socket sockets socklen stdint strcase strndup strtok_r strverscmp sys_socket sys_stat time_r timespec u64 unistd valgrind-tests vasprintf version-etc version-etc-fsf vfprintf-posix vprintf-posix vsnprintf warnings
 
 # Specification in the form of a few gnulib-tool.m4 macro invocations:
 gl_LOCAL_DIR([gl/override])
@@ -80,6 +80,7 @@ gl_MODULES([
   socklen
   stdint
   strcase
+  strndup
   strtok_r
   strverscmp
   sys_socket
diff --git a/gl/m4/po.m4 b/gl/m4/po.m4
index 6bf122a245..05d8f7be47 100644
--- a/gl/m4/po.m4
+++ b/gl/m4/po.m4
@@ -1,4 +1,4 @@
-# po.m4 serial 17a
+# po.m4 serial 17b
 dnl Copyright (C) 1995-2012 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -130,12 +130,12 @@ changequote([,])dnl
               test -n "$as_me" && echo "$as_me: setting ALL_LINGUAS in configure.in is obsolete" || echo "setting ALL_LINGUAS in configure.in is obsolete"
             fi
             ALL_LINGUAS_=`sed -e "/^#/d" -e "s/#.*//" "$ac_given_srcdir/$ac_dir/LINGUAS"`
-            # Hide the ALL_LINGUAS assigment from automake < 1.5.
+            # Hide the ALL_LINGUAS assignment from automake < 1.5.
             eval 'ALL_LINGUAS''=$ALL_LINGUAS_'
             POMAKEFILEDEPS="$POMAKEFILEDEPS LINGUAS"
           else
             # The set of available languages was given in configure.in.
-            # Hide the ALL_LINGUAS assigment from automake < 1.5.
+            # Hide the ALL_LINGUAS assignment from automake < 1.5.
             eval 'ALL_LINGUAS''=$OBSOLETE_ALL_LINGUAS'
           fi
           # Compute POFILES
@@ -317,7 +317,7 @@ changequote([,])dnl
     sed_x_LINGUAS=`$gt_echo "$sed_x_variable" | sed -e '/^ *#/d' -e 's/VARIABLE/LINGUAS/g'`
     ALL_LINGUAS_=`sed -n -e "$sed_x_LINGUAS" < "$ac_file"`
   fi
-  # Hide the ALL_LINGUAS assigment from automake < 1.5.
+  # Hide the ALL_LINGUAS assignment from automake < 1.5.
   eval 'ALL_LINGUAS''=$ALL_LINGUAS_'
   # Compute POFILES
   # as      $(foreach lang, $(ALL_LINGUAS), $(srcdir)/$(lang).po)
diff --git a/gl/m4/stdalign.m4 b/gl/m4/stdalign.m4
index d78a589808..6659c9c3ec 100644
--- a/gl/m4/stdalign.m4
+++ b/gl/m4/stdalign.m4
@@ -25,15 +25,16 @@ AC_DEFUN([gl_STDALIGN_H],
             #else
             # define ao(type) offsetof (struct { char a; type b; }, b)
             #endif
-            char test1[_Alignof (double) == ao (double) ? 1 : -1];
-            char test2[alignof (long int) == ao (long int) ? 1 : -1];
+            char test_double[ao (double) % _Alignof (double) == 0 ? 1 : -1];
+            char test_long[ao (long int) % _Alignof (long int) == 0 ? 1 : -1];
+            char test_alignof[alignof (double) == _Alignof (double) ? 1 : -1];
 
             /* Test _Alignas only on platforms where gnulib can help.  */
             #if \
                 (__GNUC__ || __IBMC__ || __IBMCPP__ \
                  || 0x5110 <= __SUNPRO_C || 1300 <= _MSC_VER)
               int alignas (8) alignas_int = 1;
-              char test3[8 <= _Alignof (alignas_int) ? 1 : -1];
+              char test_alignas[_Alignof (alignas_int) == 8 ? 1 : -1];
             #endif
           ]])],
        [gl_cv_header_working_stdalign_h=yes],
diff --git a/gl/m4/sys_time_h.m4 b/gl/m4/sys_time_h.m4
index bed379785e..26eaf8ea7f 100644
--- a/gl/m4/sys_time_h.m4
+++ b/gl/m4/sys_time_h.m4
@@ -1,5 +1,5 @@
 # Configure a replacement for <sys/time.h>.
-# serial 7
+# serial 8
 
 # Copyright (C) 2007, 2009-2012 Free Software Foundation, Inc.
 # This file is free software; the Free Software Foundation
@@ -43,9 +43,36 @@ AC_DEFUN([gl_HEADER_SYS_TIME_H_BODY],
           ]],
           [[static struct timeval x; x.tv_sec = x.tv_usec;]])],
        [gl_cv_sys_struct_timeval=yes],
-       [gl_cv_sys_struct_timeval=no])])
+       [gl_cv_sys_struct_timeval=no])
+    ])
   if test $gl_cv_sys_struct_timeval != yes; then
     HAVE_STRUCT_TIMEVAL=0
+  else
+    dnl On native Windows with a 64-bit 'time_t', 'struct timeval' is defined
+    dnl (in <sys/time.h> and <winsock2.h> for mingw64, in <winsock2.h> only
+    dnl for MSVC) with a tv_sec field of type 'long' (32-bit!), which is
+    dnl smaller than the 'time_t' type mandated by POSIX.
+    AC_CACHE_CHECK([for correct struct timeval.tv_sec member],
+      [gl_cv_sys_struct_timeval_tv_sec],
+      [AC_COMPILE_IFELSE(
+         [AC_LANG_PROGRAM(
+            [[#if HAVE_SYS_TIME_H
+               #include <sys/time.h>
+              #endif
+              #include <time.h>
+              #if HAVE_WINSOCK2_H
+              # include <winsock2.h>
+              #endif
+            ]],
+            [[static struct timeval x;
+              typedef int verify_tv_sec_type[sizeof (x.tv_sec) == sizeof (time_t) ? 1 : -1];
+            ]])],
+         [gl_cv_sys_struct_timeval_tv_sec=yes],
+         [gl_cv_sys_struct_timeval_tv_sec=no])
+      ])
+    if test $gl_cv_sys_struct_timeval_tv_sec != yes; then
+      REPLACE_STRUCT_TIMEVAL=1
+    fi
   fi
 
   dnl Check for declarations of anything we want to poison if the
@@ -75,4 +102,5 @@ AC_DEFUN([gl_HEADER_SYS_TIME_H_DEFAULTS],
   HAVE_STRUCT_TIMEVAL=1;     AC_SUBST([HAVE_STRUCT_TIMEVAL])
   HAVE_SYS_TIME_H=1;         AC_SUBST([HAVE_SYS_TIME_H])
   REPLACE_GETTIMEOFDAY=0;    AC_SUBST([REPLACE_GETTIMEOFDAY])
+  REPLACE_STRUCT_TIMEVAL=0;  AC_SUBST([REPLACE_STRUCT_TIMEVAL])
 ])
diff --git a/gl/m4/vasnprintf.m4 b/gl/m4/vasnprintf.m4
index 61fe49928b..0ce11da13b 100644
--- a/gl/m4/vasnprintf.m4
+++ b/gl/m4/vasnprintf.m4
@@ -1,4 +1,4 @@
-# vasnprintf.m4 serial 34
+# vasnprintf.m4 serial 35
 dnl Copyright (C) 2002-2004, 2006-2012 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -29,7 +29,7 @@ AC_DEFUN([gl_REPLACE_VASNPRINTF],
   gl_PREREQ_ASNPRINTF
 ])
 
-# Prequisites of lib/printf-args.h, lib/printf-args.c.
+# Prerequisites of lib/printf-args.h, lib/printf-args.c.
 AC_DEFUN([gl_PREREQ_PRINTF_ARGS],
 [
   AC_REQUIRE([AC_TYPE_LONG_LONG_INT])
@@ -37,7 +37,7 @@ AC_DEFUN([gl_PREREQ_PRINTF_ARGS],
   AC_REQUIRE([gt_TYPE_WINT_T])
 ])
 
-# Prequisites of lib/printf-parse.h, lib/printf-parse.c.
+# Prerequisites of lib/printf-parse.h, lib/printf-parse.c.
 AC_DEFUN([gl_PREREQ_PRINTF_PARSE],
 [
   AC_REQUIRE([gl_FEATURES_H])