libc/rpc/rpc_dtablesize.c

1.1  cgd /*
1.1  cgd  * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
1.1  cgd  * unrestricted use provided that this legend is included on all tape
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1.1  cgd  * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
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1.1  cgd  * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
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1.1  cgd  * Sun RPC is provided with no support and without any obligation on the
1.1  cgd  * part of Sun Microsystems, Inc. to assist in its use, correction,
1.1  cgd  * modification or enhancement.
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1.1  cgd  * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
1.1  cgd  * OR ANY PART THEREOF.
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1.1  cgd  * In no event will Sun Microsystems, Inc. be liable for any lost revenue
1.1  cgd  * or profits or other special, indirect and consequential damages, even if
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1.1  cgd  */
1.1  cgd
1.1  cgd #if defined(LIBC_SCCS) && !defined(lint)
1.1  cgd /*static char *sccsid = "from: @(#)rpc_dtablesize.c 1.2 87/08/11 Copyr 1987 Sun Micro";*/
1.1  cgd /*static char *sccsid = "from: @(#)rpc_dtablesize.c	2.1 88/07/29 4.0 RPCSRC";*/
1.1  cgd static char *rcsid = "$Id: rpc_dtablesize.c,v 1.1 1993/10/07 07:30:12 cgd Exp $";
1.1  cgd #endif
1.1  cgd
1.1  cgd /*
1.1  cgd  * Cache the result of getdtablesize(), so we don't have to do an
1.1  cgd  * expensive system call every time.
1.1  cgd  */
1.1  cgd _rpc_dtablesize()
1.1  cgd {
1.1  cgd 	static int size;
1.1  cgd
1.1  cgd 	if (size == 0) {
1.1  cgd 		size = getdtablesize();
1.1  cgd 	}
1.1  cgd 	return (size);
1.1  cgd }