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/*-------------------------------------------------------------------------
*
* noblock.c
* set a file descriptor as non-blocking
*
* Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/port/noblock.c,v 1.1 2004/03/10 21:12:49 momjian Exp $
*
*-------------------------------------------------------------------------
*/
#include "postgres.h"
#include <sys/types.h>
#include <fcntl.h>
bool set_noblock(int sock)
{
#if !defined(WIN32) && !defined(__BEOS__)
return (fcntl(sock, F_SETFL, O_NONBLOCK) != -1);
#else
long ioctlsocket_ret = 1;
/* Returns non-0 on failure, while fcntl() returns -1 on failure */
#ifdef WIN32
return (ioctlsocket(sock, FIONBIO, &ioctlsocket_ret) == 0);
#endif
#ifdef __BEOS__
return (ioctl(sock, FIONBIO, &ioctlsocket_ret) == 0);
#endif
#endif
}
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