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authorAndy Wingo <wingo@pobox.com>2021-01-20 21:52:54 +0100
committerAndy Wingo <wingo@pobox.com>2021-01-20 23:03:56 +0100
commita91b95cca2d397c84f8b9bbd602d40209a7092ce (patch)
tree2c286a291f5a2b812d6e216be10936f2709d59cf /m4/read.m4
parent758b31994cff582c7e8785b4cc2240dbf3573837 (diff)
downloadguile-a91b95cca2d397c84f8b9bbd602d40209a7092ce.tar.gz
Update Gnulib to v0.1-4379-g2ef5a9b4b
Also bump required autoconf version to 2.64, as required by Gnulib.
Diffstat (limited to 'm4/read.m4')
-rw-r--r--m4/read.m414
1 files changed, 8 insertions, 6 deletions
diff --git a/m4/read.m4 b/m4/read.m4
index 36249abdc..c162b7cda 100644
--- a/m4/read.m4
+++ b/m4/read.m4
@@ -1,5 +1,5 @@
-# read.m4 serial 4
-dnl Copyright (C) 2011-2017 Free Software Foundation, Inc.
+# read.m4 serial 5
+dnl Copyright (C) 2011-2021 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.
@@ -7,10 +7,12 @@ dnl with or without modifications, as long as this notice is preserved.
AC_DEFUN([gl_FUNC_READ],
[
AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
- AC_REQUIRE([gl_MSVC_INVAL])
- if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then
- REPLACE_READ=1
- fi
+ m4_ifdef([gl_MSVC_INVAL], [
+ AC_REQUIRE([gl_MSVC_INVAL])
+ if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then
+ REPLACE_READ=1
+ fi
+ ])
dnl This ifdef is just an optimization, to avoid performing a configure
dnl check whose result is not used. It does not make the test of
dnl GNULIB_UNISTD_H_NONBLOCKING or GNULIB_NONBLOCKING redundant.