use herror

SCCS-vsn: sbin/ping/ping.c 4.10

diff --git a/usr/src/sbin/ping/ping.c b/usr/src/sbin/ping/ping.c
index 69275d2..2e12a4b 100644 (file)
--- a/usr/src/sbin/ping/ping.c
+++ b/usr/src/sbin/ping/ping.c
@@ -22,7 +22,7 @@ char copyright[] =
 #endif /* not lint */
 
 #ifndef lint
 #endif /* not lint */
 
 #ifndef lint

-static char sccsid[] = "@(#)ping.c     4.9 (Berkeley) %G%";
+static char sccsid[] = "@(#)ping.c     4.10 (Berkeley) %G%";

 #endif /* not lint */
 
 /*
 #endif /* not lint */
 
 /*


@@ -135,15 +135,15 @@ char *argv[];
                hostname = hnamebuf;
        } else {
                hp = gethostbyname(av[0]);
                hostname = hnamebuf;
        } else {
                hp = gethostbyname(av[0]);

-               if (hp) {
-                       to->sin_family = hp->h_addrtype;
-                       bcopy(hp->h_addr, (caddr_t)&to->sin_addr, hp->h_length);
-                       hostname = hp->h_name;
-                       toaddr = inet_ntoa(to->sin_addr.s_addr);
-               } else {
-                       printf("%s: unknown host %s\n", argv[0], av[0]);
+               if (!hp) {
+                       fprintf(stderr, "ping: %s: ", av[0]);
+                       herror((char *)NULL);

                        exit(1);
                }
                        exit(1);
                }

+               to->sin_family = hp->h_addrtype;
+               bcopy(hp->h_addr, (caddr_t)&to->sin_addr, hp->h_length);
+               hostname = hp->h_name;
+               toaddr = inet_ntoa(to->sin_addr.s_addr);

        }
 
        if( argc >= 2 )
        }
 
        if( argc >= 2 )