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/*
* This file is part of libdaemon.
*
* libdaemon is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* libdaemon is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with libdaemon; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#include <fcntl.h>
#include "dnonblock.h"
int daemon_nonblock(int fd, int b) {
int a;
if ((a = fcntl(fd, F_GETFL)) < 0)
return -1;
if (b)
a |= O_NDELAY;
else
a &= ~O_NDELAY;
if (fcntl(fd, F_SETFL, a) < 0)
return -1;
return 0;
}
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