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use bindresvport for rresvport (from freebsd). old code #if 0-ed out

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This commit is contained in:
lukem 1998-01-18 06:22:19 +00:00
parent ac489008ad
commit 7b4851649d
1 changed files with 16 additions and 2 deletions
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18
lib/libc/net/rcmd.c
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@ -1,4 +1,4 @@
/* $NetBSD: rcmd.c,v 1.22 1997/12/21 17:14:24 christos Exp $ */
/* $NetBSD: rcmd.c,v 1.23 1998/01/18 06:22:19 lukem Exp $ */
/*
* Copyright (c) 1997 Matthew R. Green.
@ -39,7 +39,7 @@
#if 0
static char sccsid[] = "@(#)rcmd.c 8.3 (Berkeley) 3/26/94";
#else
__RCSID("$NetBSD: rcmd.c,v 1.22 1997/12/21 17:14:24 christos Exp $");
__RCSID("$NetBSD: rcmd.c,v 1.23 1998/01/18 06:22:19 lukem Exp $");
#endif
#endif /* LIBC_SCCS and not lint */
@ -51,6 +51,7 @@ __RCSID("$NetBSD: rcmd.c,v 1.22 1997/12/21 17:14:24 christos Exp $");
#include <sys/wait.h>
#include <netinet/in.h>
#include <rpc/rpc.h>
#include <arpa/inet.h>
#include <netgroup.h>
@ -396,6 +397,7 @@ rresvport(alport)
s = socket(AF_INET, SOCK_STREAM, 0);
if (s < 0)
return (-1);
#if 0
for (;;) {
sin.sin_port = htons((u_short)*alport);
if (bind(s, (struct sockaddr *)&sin, sizeof(sin)) >= 0)
@ -411,6 +413,18 @@ rresvport(alport)
return (-1);
}
}
#else
sin.sin_port = 0;
if (bindresvport(s, &sin) < 0) {
int sverr = errno;
(void)close(s);
errno = sverr;
return (-1);
}
*alport = (int)ntohs(sin.sin_port);
return (s);
#endif
}
int __check_rhosts_file = 1;