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uis.c: don't infloop upon poll failure (e.g., ENOMEM)

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* lcr/uis.c (lcr_uis_server): Return NULL for any poll failure
other than EINTR.  This also avoids a warning.

git-svn-id: http://svn.fedorahosted.org/svn/corosync/trunk@1964 fd59a12c-fef9-0310-b244-a6a79926bd2f
This commit is contained in:
Jim Meyering 2009-03-30 21:17:10 +00:00
parent 4e8e8deafb
commit 1447cfd8e9
1 changed files with 5 additions and 5 deletions
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10
lcr/uis.c
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@ -153,7 +153,6 @@ static void *lcr_uis_server (void *data)
#ifdef COROSYNC_LINUX
int on = 1;
#endif
int res;
/*
* Main acceptance and dispatch loop
@ -163,7 +162,11 @@ static void *lcr_uis_server (void *data)
ufds[0].events = POLLIN;
ufds[1].events = POLLOUT;
for (;;) {
res = poll (ufds, nfds, -1);
int res = poll (ufds, nfds, -1);
if (res == 0 || (res < 0 && errno == EINTR))
continue;
if (res < 0)
return NULL;
if (nfds == 1 && ufds[0].revents & POLLIN) {
ufds[1].fd = accept (ufds[0].fd,
(struct sockaddr *)&un_addr, &addrlen);
@ -177,9 +180,6 @@ static void *lcr_uis_server (void *data)
lcr_uis_dispatch (ufds[1].fd);
}
}
return 0;
}
__attribute__ ((constructor)) static int lcr_uis_ctors (void)