initial import of NetBSD tree

1 files changed, 57 insertions, 0 deletions

diff --git a/lib/libc/rpc/rpc_dtablesize.c b/lib/libc/rpc/rpc_dtablesize.c
new file mode 100644
index 00000000000..815d31eda6d
--- /dev/null
+++ b/lib/libc/rpc/rpc_dtablesize.c
@@ -0,0 +1,57 @@
+/*	$NetBSD: rpc_dtablesize.c,v 1.3 1995/02/25 03:01:55 cgd Exp $	*/
+
+/*
+ * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
+ * unrestricted use provided that this legend is included on all tape
+ * media and as a part of the software program in whole or part.  Users
+ * may copy or modify Sun RPC without charge, but are not authorized
+ * to license or distribute it to anyone else except as part of a product or
+ * program developed by the user.
+ * 
+ * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
+ * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
+ * 
+ * Sun RPC is provided with no support and without any obligation on the
+ * part of Sun Microsystems, Inc. to assist in its use, correction,
+ * modification or enhancement.
+ * 
+ * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
+ * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
+ * OR ANY PART THEREOF.
+ * 
+ * In no event will Sun Microsystems, Inc. be liable for any lost revenue
+ * or profits or other special, indirect and consequential damages, even if
+ * Sun has been advised of the possibility of such damages.
+ * 
+ * Sun Microsystems, Inc.
+ * 2550 Garcia Avenue
+ * Mountain View, California  94043
+ */
+
+#if defined(LIBC_SCCS) && !defined(lint)
+/*static char *sccsid = "from: @(#)rpc_dtablesize.c 1.2 87/08/11 Copyr 1987 Sun Micro";*/
+/*static char *sccsid = "from: @(#)rpc_dtablesize.c	2.1 88/07/29 4.0 RPCSRC";*/
+static char *rcsid = "$NetBSD: rpc_dtablesize.c,v 1.3 1995/02/25 03:01:55 cgd Exp $";
+#endif
+
+#include <sys/types.h>
+
+/*
+ * Cache the result of getdtablesize(), so we don't have to do an
+ * expensive system call every time.
+ */
+_rpc_dtablesize()
+{
+	static int size;
+	
+	if (size == 0) {
+		size = getdtablesize();
+#ifdef FD_SETSIZE
+		/* prevent select() from breaking */
+		if (size > FD_SETSIZE)
+			size = FD_SETSIZE;
+#endif
+	}
+	return (size);
+}