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guile/m4/read.m4
Andy Wingo 3d458a81c6 gnulib update
Added pipe2 and open modules, to get O_CLOEXEC.

* libguile/Makefile.am (guile_filter_doc_snarfage$(EXEEXT)): Add gnulib
  here, in the native build case, for rpl_fflush if needed.

foo
2011-06-16 19:47:25 +02:00

19 lines
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# read.m4 serial 2
dnl Copyright (C) 2011 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])
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
])
])