[SCM] gawk branch, gawk-5.1-stable, updated. gawk-4.1.0-4298-g64ec54d

[Arnold Robbins]

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The branch, gawk-5.1-stable has been updated
       via  64ec54dcc2320d1f1b1e16068674c1333b0bf108 (commit)
      from  c89ce5850cf9dc9173364de62bb183b207826e96 (commit)

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- Log -----------------------------------------------------------------
http://git.sv.gnu.org/cgit/gawk.git/commit/?id=64ec54dcc2320d1f1b1e16068674c1333b0bf108

commit 64ec54dcc2320d1f1b1e16068674c1333b0bf108
Author: Arnold D. Robbins <arnold@skeeve.com>
Date:   Fri Sep 10 12:10:56 2021 +0300

    Finish update to Autoconf 2.71. Remove lots of warnings.

diff --git a/extension/ChangeLog b/extension/ChangeLog
index 197b56b..1fa16ef 100644
--- a/extension/ChangeLog
+++ b/extension/ChangeLog
@@ -1,8 +1,13 @@
+2021-09-10         Arnold D. Robbins     <arnold@skeeve.com>
+
+       * configure.ac: Updated for Autoconf 2.71. Removes various warnings.
+       * configh.in, configure: Regenerated.
+
 2021-09-09         Arnold D. Robbins     <arnold@skeeve.com>
 
        Move to Autoconf 2.71 (finally!)
 
-       * aclocal.m4, configh.in configure: Regenerated.
+       * aclocal.m4, configh.in, configure: Regenerated.
 
 2021-05-05         Arnold D. Robbins     <arnold@skeeve.com>
 
diff --git a/extension/configh.in b/extension/configh.in
index d816e99..c0e0e2c 100644
--- a/extension/configh.in
+++ b/extension/configh.in
@@ -182,10 +182,6 @@
    backward compatibility; new code need not use it. */
 #undef STDC_HEADERS
 
-/* Define to 1 if you can safely include both <sys/time.h> and <time.h>. This
-   macro is obsolete. */
-#undef TIME_WITH_SYS_TIME
-
 /* Enable extensions on AIX 3, Interix.  */
 #ifndef _ALL_SOURCE
 # undef _ALL_SOURCE
diff --git a/extension/configure b/extension/configure
index e21c077..5e746ca 100755
--- a/extension/configure
+++ b/extension/configure
@@ -16841,13 +16841,6 @@ fi
 
 
 
-# Obsolete code to be removed.
-if test $ac_cv_header_sys_time_h = yes; then
-
-printf "%s\n" "#define TIME_WITH_SYS_TIME 1" >>confdefs.h
-
-fi
-# End of obsolete code.
 
 
 case `uname -m` in
diff --git a/extension/configure.ac b/extension/configure.ac
index 9073c0a..32c02a9 100644
--- a/extension/configure.ac
+++ b/extension/configure.ac
@@ -25,7 +25,7 @@ dnl Process this file with autoconf to produce a configure 
script.
 
 AC_INIT([GNU Awk Bundled 
Extensions],[5.1.0],[bug-gawk@gnu.org],[gawk-extensions])
 
-AC_PREREQ([2.69])
+AC_PREREQ([2.71])
 
 AC_CONFIG_MACRO_DIR([../m4])
 AC_CONFIG_AUX_DIR([../build-aux])
@@ -94,10 +94,8 @@ AC_CHECK_HEADERS(fnmatch.h limits.h sys/mkdev.h sys/param.h 
sys/select.h \
                sys/statvfs.h sys/sysmacros.h sys/time.h)
 
 AC_HEADER_DIRENT
-dnl 12/2017: AC_HEADER_MAJOR no longer works on recent Fedora / GLIBC.
-dnl Instead we just check for the headers in the call above.
-dnl AC_HEADER_MAJOR
-AC_HEADER_TIME
+AC_CHECK_HEADERS_ONCE([sys/time.h])
+
 
 dnl check for mpfr support
 case `uname -m` in
diff --git a/m4/ChangeLog b/m4/ChangeLog
index 0db8bf3..37329b6 100644
--- a/m4/ChangeLog
+++ b/m4/ChangeLog
@@ -1,3 +1,8 @@
+2021-09-10         Arnold D. Robbins     <arnold@skeeve.com>
+
+       * mpfr.m4, readline.m4, threadlib.m4: Update for Autoconf 2.71.
+       Removes various warnings when Autoconf runs.
+
 2020-07-22         Arnold D. Robbins     <arnold@skeeve.com>
        
        * fcntl-o.m4, glibc2.m4, glibc21.m4, intdiv0.m4, intldir.m4,
diff --git a/m4/mpfr.m4 b/m4/mpfr.m4
index 7d9e678..83adf95 100644
--- a/m4/mpfr.m4
+++ b/m4/mpfr.m4
@@ -13,7 +13,7 @@ dnl found, and sets @LIBMPFR@ to the necessary libraries.
 AC_DEFUN([GNUPG_CHECK_MPFR],
 [
   AC_ARG_WITH([mpfr],
-     AC_HELP_STRING([--with-mpfr=DIR],
+     AS_HELP_STRING([--with-mpfr=DIR],
        [look for the mpfr and gmp libraries in DIR]),
      [_do_mpfr=$withval],[_do_mpfr=yes])
 
@@ -27,7 +27,7 @@ AC_DEFUN([GNUPG_CHECK_MPFR],
         _combo="-lmpfr -lgmp"
         LIBS="$LIBS $_combo"
 
-        AC_MSG_CHECKING([whether mpfr via \"$_combo\" is present and usable])
+        AC_MSG_CHECKING([whether mpfr via "$_combo" is present and usable])
 
         AC_LINK_IFELSE([
        AC_LANG_PROGRAM([
diff --git a/m4/readline.m4 b/m4/readline.m4
index 12f389b..25adb6f 100644
--- a/m4/readline.m4
+++ b/m4/readline.m4
@@ -19,7 +19,7 @@ dnl problem is only discovered at run time.  Isn't that 
special?
 AC_DEFUN([GAWK_CHECK_READLINE],
 [
   AC_ARG_WITH([readline],
-     AC_HELP_STRING([--with-readline=DIR],
+     AS_HELP_STRING([--with-readline=DIR],
        [look for the readline library in DIR]),
      [_do_readline=$withval],[_do_readline=yes])
 
@@ -34,11 +34,11 @@ AC_DEFUN([GAWK_CHECK_READLINE],
         _combo="-lreadline${_termcap:+ $_termcap}"
         LIBS="$LIBS $_combo"
 
-        AC_MSG_CHECKING([whether readline via \"$_combo\" is present and sane])
+        AC_MSG_CHECKING([whether readline via "$_combo" is present and sane])
 
-       AC_TRY_RUN(
+       AC_RUN_IFELSE(
 dnl source program:
-AC_LANG_SOURCE([[#include <stdio.h>
+[AC_LANG_SOURCE([[#include <stdio.h>
 #include <fcntl.h>
 #include <unistd.h>
 #include <readline/readline.h>
@@ -58,17 +58,18 @@ int main(int argc, char **argv)
        /* some printfs don't handle NULL for %s */
        printf("got <%s>\n", line ? line : "(NULL)");
        return 0;
-}]]),
+}]])],
 dnl action if true:
             [_found_readline=yes],
 dnl action if false:
             [_found_readline=no],
 dnl action if cross compiling:
-               AC_TRY_LINK([#include <stdio.h>
+               [AC_LINK_IFELSE(
+                       [AC_LANG_PROGRAM([[#include <stdio.h>
 #include <readline/readline.h>
-#include <readline/history.h>],                dnl includes
+#include <readline/history.h>]],               dnl includes
                        dnl function body
-                       [
+                       [[
        int fd;
        char *line;
 
@@ -80,12 +81,12 @@ dnl action if cross compiling:
 
        /* some printfs don't handle NULL for %s */
        printf("got <%s>\n", line ? line : "(NULL)");
-],
+]])],
 dnl action if found:
                        [_found_readline=yes],
 dnl action if not found:
                        [_found_readline=no]
-               )
+               )]
        )
 
         AC_MSG_RESULT([$_found_readline])
diff --git a/m4/threadlib.m4 b/m4/threadlib.m4
index 8615ac9..f1cc15d 100644
--- a/m4/threadlib.m4
+++ b/m4/threadlib.m4
@@ -53,8 +53,8 @@ AC_DEFUN([gl_THREADLIB_EARLY_BODY],
     [m4_divert_text([DEFAULTS], [gl_use_threads_default=no])],
     [m4_divert_text([DEFAULTS], [gl_use_threads_default=])])
   AC_ARG_ENABLE([threads],
-AC_HELP_STRING([--enable-threads={posix|solaris|pth|windows}], [specify 
multithreading API])m4_ifdef([gl_THREADLIB_DEFAULT_NO], [], [
-AC_HELP_STRING([--disable-threads], [build without multithread safety])]),
+AS_HELP_STRING([--enable-threads={posix|solaris|pth|windows}], [specify 
multithreading API])m4_ifdef([gl_THREADLIB_DEFAULT_NO], [], [
+AS_HELP_STRING([--disable-threads], [build without multithread safety])]),
     [gl_use_threads=$enableval],
     [if test -n "$gl_use_threads_default"; then
        gl_use_threads="$gl_use_threads_default"

-----------------------------------------------------------------------

Summary of changes:
 extension/ChangeLog    |  7 ++++++-
 extension/configh.in   |  4 ----
 extension/configure    |  7 -------
 extension/configure.ac |  8 +++-----
 m4/ChangeLog           |  5 +++++
 m4/mpfr.m4             |  4 ++--
 m4/readline.m4         | 21 +++++++++++----------
 m4/threadlib.m4        |  4 ++--
 8 files changed, 29 insertions(+), 31 deletions(-)


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