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Diffstat (limited to 'inet/rcmd.c')
-rw-r--r--inet/rcmd.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/inet/rcmd.c b/inet/rcmd.c
index d76eff84e9..e54d894f84 100644
--- a/inet/rcmd.c
+++ b/inet/rcmd.c
@@ -36,6 +36,7 @@ static char sccsid[] = "@(#)rcmd.c 8.3 (Berkeley) 3/26/94";
#endif /* LIBC_SCCS and not lint */
#include <sys/param.h>
+#include <sys/poll.h>
#include <sys/socket.h>
#include <sys/stat.h>
@@ -68,7 +69,7 @@ rcmd(ahost, rport, locuser, remuser, cmd, fd2p)
size_t hstbuflen;
char *tmphstbuf;
struct sockaddr_in sin, from;
- fd_set reads;
+ struct pollfd pfd[2];
int32_t oldmask;
pid_t pid;
int s, lport, timo;
@@ -94,6 +95,9 @@ rcmd(ahost, rport, locuser, remuser, cmd, fd2p)
tmphstbuf = __alloca (hstbuflen);
}
+ pfd[0].events = POLLIN;
+ pfd[1].events = POLLIN;
+
*ahost = hp->h_name;
oldmask = sigblock(sigmask(SIGURG));
for (timo = 1, lport = IPPORT_RESERVED - 1;;) {
@@ -161,18 +165,16 @@ rcmd(ahost, rport, locuser, remuser, cmd, fd2p)
(void)close(s2);
goto bad;
}
- FD_ZERO(&reads);
- FD_SET(s, &reads);
- FD_SET(s2, &reads);
+ pfd[0].fd = s;
+ pfd[1].fd = s2;
__set_errno (0);
- if (select(1 + (s > s2 ? s : s2), &reads, 0, 0, 0) < 1 ||
- !FD_ISSET(s2, &reads)) {
+ if (__poll (pfd, 2, -1) < 1 || (pfd[1].revents & POLLIN) == 0){
if (errno != 0)
(void)fprintf(stderr,
- _("rcmd: select (setting up stderr): %m\n"));
+ _("rcmd: poll (setting up stderr): %m\n"));
else
(void)fprintf(stderr,
- _("select: protocol failure in circuit setup\n"));
+ _("poll: protocol failure in circuit setup\n"));
(void)close(s2);
goto bad;
}