1 /* $NetBSD: rpc_dtablesize.c,v 1.14 1998/11/15 17:32:43 christos Exp $ */
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31 #if defined(LIBC_SCCS) && !defined(lint)
32 static char *sccsid2 = "@(#)rpc_dtablesize.c 1.2 87/08/11 Copyr 1987 Sun Micro";
33 static char *sccsid = "@(#)rpc_dtablesize.c 2.1 88/07/29 4.0 RPCSRC";
35 #include <sys/cdefs.h>
36 __FBSDID("$FreeBSD$");
38 #include "namespace.h"
40 #include "un-namespace.h"
42 int _rpc_dtablesize(void); /* XXX */
45 * Cache the result of getdtablesize(), so we don't have to do an
46 * expensive system call every time.
49 * XXX In FreeBSD 2.x, you can have the maximum number of open file
50 * descriptors be greater than FD_SETSIZE (which us 256 by default).
52 * Since old programs tend to use this call to determine the first arg
53 * for _select(), having this return > FD_SETSIZE is a Bad Idea(TM)!
61 size = getdtablesize();
62 if (size > FD_SETSIZE)