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fix the stupid select bug AGAIN

This commit is contained in:
deraadt 1994-05-27 18:56:24 +00:00
parent 8b59232a5d
commit cda7e4788e
1 changed files with 3 additions and 2 deletions
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5
lib/libc/net/rcmd.c
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@ -33,7 +33,7 @@
#if defined(LIBC_SCCS) && !defined(lint)
/* from: static char sccsid[] = "@(#)rcmd.c 8.3 (Berkeley) 3/26/94"; */
static char *rcsid = "$Id: rcmd.c,v 1.6 1994/05/18 06:35:19 cgd Exp $";
static char *rcsid = "$Id: rcmd.c,v 1.7 1994/05/27 18:56:24 deraadt Exp $";
#endif /* LIBC_SCCS and not lint */
#include <sys/param.h>
@ -148,7 +148,8 @@ rcmd(ahost, rport, locuser, remuser, cmd, fd2p)
FD_SET(s, &reads);
FD_SET(s2, &reads);
errno = 0;
if (select(32, &reads, 0, 0, 0) < 1 || !FD_ISSET(s2, &reads)) {
if (select(MAX(s, s2) + 1, &reads, 0, 0, 0) < 1 ||
!FD_ISSET(s2, &reads)) {
if (errno != 0)
(void)fprintf(stderr,
"rcmd: select (setting up stderr): %s\n",