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annotate lib/sys_select.in.h @ 10474:5fc74f43b3d6

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implement full-blown select(2) for winsock 2008-09-24 Paolo Bonzini <bonzini@gnu.org> * NEWS: Document increased portability that sys_select now provides. * lib/sys_select.in.h: Install select wrapper. * lib/sys_socket.in.h: Use more descriptive name when there is no select wrapper. * lib/winsock-select.c: New. * m4/sys_select_h.m4: Compile lib/winsock-select.c if WinSock is used. Require gl_HEADER_SYS_SOCKET. * modules/sys_select: Depend on alloca, add lib/winsock-select.c. * modules/sys_select-tests: Copy dependencies from modules/poll-tests. * tests/test-sys_select.c: Add functional tests.
author Paolo Bonzini <bonzini@gnu.org>
date Tue, 23 Sep 2008 15:11:23 +0200
parents f96e845fc36d
children affb655993ea
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1 /* Substitute for <sys/select.h>.
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2 Copyright (C) 2007-2008 Free Software Foundation, Inc.
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3
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4 This program is free software; you can redistribute it and/or modify
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5 it under the terms of the GNU General Public License as published by
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6 the Free Software Foundation; either version 2, or (at your option)
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7 any later version.
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8
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9 This program is distributed in the hope that it will be useful,
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10 but WITHOUT ANY WARRANTY; without even the implied warranty of
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11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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12 GNU General Public License for more details.
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13
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14 You should have received a copy of the GNU General Public License
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15 along with this program; if not, write to the Free Software Foundation,
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16 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
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17
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18 #ifndef _GL_SYS_SELECT_H
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19
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20 #if @HAVE_SYS_SELECT_H@
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21
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22 @PRAGMA_SYSTEM_HEADER@
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23
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24 /* On many platforms, <sys/select.h> assumes prior inclusion of
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25 <sys/types.h>. */
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26 # include <sys/types.h>
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27
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28 /* The include_next requires a split double-inclusion guard. */
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29 # @INCLUDE_NEXT@ @NEXT_SYS_SELECT_H@
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30
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31 #endif
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32
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33 #ifndef _GL_SYS_SELECT_H
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34 #define _GL_SYS_SELECT_H
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35
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36 #if !@HAVE_SYS_SELECT_H@
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37
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38 /* A platform that lacks <sys/select.h>. */
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39
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40 # include <sys/socket.h>
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41
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42 # if @HAVE_WINSOCK2_H@
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43 # undef select
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44 # define select rpl_select
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45
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46 extern int rpl_select (int, fd_set *, fd_set *, fd_set *, struct timeval *);
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47 # endif
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48
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49 #endif
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51 #endif /* _GL_SYS_SELECT_H */
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52 #endif /* _GL_SYS_SELECT_H */