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Last change
on this file since 3627 was 2595, checked in by bird, 13 years ago |
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gnu grep version 2.12 (grep-2.12.tar.xz, md5sum=8d2f0346d08b13c18afb81f0e8aa1e2f)
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File size:
1.1 KB
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| 1 | # close.m4 serial 8
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| 2 | dnl Copyright (C) 2008-2012 Free Software Foundation, Inc.
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| 3 | dnl This file is free software; the Free Software Foundation
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| 4 | dnl gives unlimited permission to copy and/or distribute it,
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| 5 | dnl with or without modifications, as long as this notice is preserved.
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| 6 |
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| 7 | AC_DEFUN([gl_FUNC_CLOSE],
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| 8 | [
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| 9 | AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
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| 10 | AC_REQUIRE([gl_MSVC_INVAL])
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| 11 | if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then
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| 12 | REPLACE_CLOSE=1
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| 13 | fi
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| 14 | m4_ifdef([gl_PREREQ_SYS_H_WINSOCK2], [
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| 15 | gl_PREREQ_SYS_H_WINSOCK2
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| 16 | if test $UNISTD_H_HAVE_WINSOCK2_H = 1; then
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| 17 | dnl Even if the 'socket' module is not used here, another part of the
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| 18 | dnl application may use it and pass file descriptors that refer to
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| 19 | dnl sockets to the close() function. So enable the support for sockets.
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| 20 | REPLACE_CLOSE=1
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| 21 | fi
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| 22 | ])
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| 23 | dnl Replace close() for supporting the gnulib-defined fchdir() function,
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| 24 | dnl to keep fchdir's bookkeeping up-to-date.
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| 25 | m4_ifdef([gl_FUNC_FCHDIR], [
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| 26 | if test $REPLACE_CLOSE = 0; then
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| 27 | gl_TEST_FCHDIR
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| 28 | if test $HAVE_FCHDIR = 0; then
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| 29 | REPLACE_CLOSE=1
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| 30 | fi
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| 31 | fi
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| 32 | ])
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| 33 | ])
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