glibc/sunrpc/svc_run.c
Jakub Jelinek 32c075e1f0 .
2007-07-31 13:33:18 +00:00

103 lines
2.5 KiB
C

/*
* 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
*/
/*
* This is the rpc server side idle loop
* Wait for input, call server program.
*/
#include <errno.h>
#include <unistd.h>
#include <libintl.h>
#include <sys/poll.h>
#include <rpc/rpc.h>
/* This function can be used as a signal handler to terminate the
server loop. */
void
svc_exit (void)
{
free (svc_pollfd);
svc_pollfd = NULL;
svc_max_pollfd = 0;
}
void
svc_run (void)
{
int i;
struct pollfd *my_pollfd = NULL;
int last_max_pollfd = 0;
for (;;)
{
int max_pollfd = svc_max_pollfd;
if (max_pollfd == 0 && svc_pollfd == NULL)
break;
if (last_max_pollfd != max_pollfd)
{
struct pollfd *new_pollfd
= realloc (my_pollfd, sizeof (struct pollfd) * max_pollfd);
if (new_pollfd == NULL)
{
perror (_("svc_run: - out of memory"));
break;
}
my_pollfd = new_pollfd;
last_max_pollfd = max_pollfd;
}
for (i = 0; i < max_pollfd; ++i)
{
my_pollfd[i].fd = svc_pollfd[i].fd;
my_pollfd[i].events = svc_pollfd[i].events;
my_pollfd[i].revents = 0;
}
switch (i = __poll (my_pollfd, max_pollfd, -1))
{
case -1:
if (errno == EINTR)
continue;
perror (_("svc_run: - poll failed"));
break;
case 0:
continue;
default:
INTUSE(svc_getreq_poll) (my_pollfd, i);
continue;
}
break;
}
free (my_pollfd);
}