xref: /freebsd/lib/libc/rpc/svc_run.c (revision 8e537d168674d6b65869f73c20813001af875738)
1 /*
2  * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
3  * unrestricted use provided that this legend is included on all tape
4  * media and as a part of the software program in whole or part.  Users
5  * may copy or modify Sun RPC without charge, but are not authorized
6  * to license or distribute it to anyone else except as part of a product or
7  * program developed by the user.
8  *
9  * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
10  * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
11  * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
12  *
13  * Sun RPC is provided with no support and without any obligation on the
14  * part of Sun Microsystems, Inc. to assist in its use, correction,
15  * modification or enhancement.
16  *
17  * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
18  * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
19  * OR ANY PART THEREOF.
20  *
21  * In no event will Sun Microsystems, Inc. be liable for any lost revenue
22  * or profits or other special, indirect and consequential damages, even if
23  * Sun has been advised of the possibility of such damages.
24  *
25  * Sun Microsystems, Inc.
26  * 2550 Garcia Avenue
27  * Mountain View, California  94043
28  */
29 
30 #if defined(LIBC_SCCS) && !defined(lint)
31 /*static char *sccsid = "from: @(#)svc_run.c 1.1 87/10/13 Copyr 1984 Sun Micro";*/
32 /*static char *sccsid = "from: @(#)svc_run.c	2.1 88/07/29 4.0 RPCSRC";*/
33 static char *rcsid = "$Id: svc_run.c,v 1.2 1995/05/30 05:41:35 rgrimes Exp $";
34 #endif
35 
36 /*
37  * This is the rpc server side idle loop
38  * Wait for input, call server program.
39  */
40 #include <rpc/rpc.h>
41 #include <stdio.h>
42 #include <sys/errno.h>
43 #include <sys/types.h>
44 #include <sys/time.h>
45 #include <unistd.h>
46 
47 int _rpc_dtablesize(void);
48 
49 void
50 svc_run()
51 {
52 #ifdef FD_SETSIZE
53 	fd_set readfds;
54 #else
55       int readfds;
56 #endif /* def FD_SETSIZE */
57 
58 	for (;;) {
59 #ifdef FD_SETSIZE
60 		readfds = svc_fdset;
61 #else
62 		readfds = svc_fds;
63 #endif /* def FD_SETSIZE */
64 		switch (select(_rpc_dtablesize(), &readfds, NULL, NULL,
65 			       (struct timeval *)0)) {
66 		case -1:
67 			if (errno == EINTR) {
68 				continue;
69 			}
70 			perror("svc_run: - select failed");
71 			return;
72 		case 0:
73 			continue;
74 		default:
75 			svc_getreqset(&readfds);
76 		}
77 	}
78 }
79