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guile/m4/read.m4
Ludovic Courtès aeb22f4861 Update Gnulib to v0.1-5703-g356a414e8c and add 'posix_spawn' module.
This is a followup to edfca3b7e5, which
added the 'posix_spawnp' module but not 'posix_spawn'.

* m4/gnulib-cache.m4: Add 'posix_spawn' module.
* gnulib-local/m4/clock_time.m4.diff: Adjust.
* configure.ac: Move 'gl_EARLY' use right after 'AC_PROG_CC'.
2023-01-18 22:50:18 +01:00

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# read.m4 serial 5
dnl Copyright (C) 2011-2023 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_FUNC_READ],
[
AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
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.
m4_ifdef([gl_NONBLOCKING_IO], [
gl_NONBLOCKING_IO
if test $gl_cv_have_nonblocking != yes; then
REPLACE_READ=1
fi
])
])
# Prerequisites of lib/read.c.
AC_DEFUN([gl_PREREQ_READ], [:])