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28 lines
904 B
Text
28 lines
904 B
Text
# read.m4 serial 5
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dnl Copyright (C) 2011-2022 Free Software Foundation, Inc.
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dnl This file is free software; the Free Software Foundation
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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AC_DEFUN([gl_FUNC_READ],
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[
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AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
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m4_ifdef([gl_MSVC_INVAL], [
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AC_REQUIRE([gl_MSVC_INVAL])
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if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then
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REPLACE_READ=1
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fi
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])
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dnl This ifdef is just an optimization, to avoid performing a configure
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dnl check whose result is not used. It does not make the test of
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dnl GNULIB_UNISTD_H_NONBLOCKING or GNULIB_NONBLOCKING redundant.
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m4_ifdef([gl_NONBLOCKING_IO], [
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gl_NONBLOCKING_IO
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if test $gl_cv_have_nonblocking != yes; then
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REPLACE_READ=1
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fi
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])
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])
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# Prerequisites of lib/read.c.
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AC_DEFUN([gl_PREREQ_READ], [:])
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