source: rtems/cpukit/librpc/src/rpc/svc_run.c @ ce1c8ea

/*
 * 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: @(#)svc_run.c 1.1 87/10/13 Copyr 1984 Sun Micro";*/
/*static char *sccsid = "from: @(#)svc_run.c    2.1 88/07/29 4.0 RPCSRC";*/
static char *rcsid = "$FreeBSD: src/lib/libc/rpc/svc_run.c,v 1.10 1999/08/28 00:00:49 peter Exp $";
#endif

/*
 * This is the rpc server side idle loop
 * Wait for input, call server program.
 */
#include <rpc/rpc.h>
#include <stdio.h>
#include <sys/errno.h>
#include <sys/types.h>
#include <sys/time.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <sys/select.h>

void
svc_run()
{
        fd_set *fds;

        for (;;) {
                if (__svc_fdset) {
                        int bytes = sizeof (fd_set);
                        fds = (fd_set *)malloc(bytes);
                        memcpy(fds, __svc_fdset, bytes);
                } else
                        fds = NULL;
                switch (select(svc_maxfd + 1, fds, NULL, NULL,
                                (struct timeval *)0)) {
                case -1:
                        if (errno == EINTR) {
                                if (fds)
                                        free(fds);
                                continue;
                        }
                        perror("svc_run: - select failed");
                        if (fds)
                                free(fds);
                        return;
                case 0:
                        if (fds)
                                free(fds);
                        continue;
                default:
                        /* if fds == NULL, select() can't return a result */
                        svc_getreqset2(fds, svc_maxfd + 1);
                        free(fds);
                }
        }
}