/* vi: set sw=4 ts=4: */
/*
- * $Id: ping.c,v 1.38 2001/02/20 06:14:08 andersen Exp $
+ * $Id: ping.c,v 1.43 2001/05/21 20:30:51 andersen Exp $
* Mini ping implementation for busybox
*
* Copyright (C) 1999 by Randolph Chung <tausq@debian.org>
/* It turns out that libc5 doesn't have proper icmp support
* built into it header files, so we have to supplement it */
-#if ! defined __GLIBC__ && ! defined __UCLIBC__
-typedef unsigned int socklen_t;
-
+#if __GNU_LIBRARY__ < 5
static const int ICMP_MINLEN = 8; /* abs minimum */
struct icmp_ra_addr
}
/* simple version */
-#ifdef BB_FEATURE_SIMPLE_PING
+#ifndef BB_FEATURE_FANCY_PING
static char *hostname = NULL;
static void noresp(int ign)
memset(&pingaddr, 0, sizeof(struct sockaddr_in));
pingaddr.sin_family = AF_INET;
- if (!(h = gethostbyname(host))) {
- error_msg("unknown host %s", host);
- exit(1);
- }
+ h = xgethostbyname(host);
memcpy(&pingaddr.sin_addr, h->h_addr, sizeof(pingaddr.sin_addr));
hostname = h->h_name;
return EXIT_SUCCESS;
}
-#else /* ! BB_FEATURE_SIMPLE_PING */
+#else /* ! BB_FEATURE_FANCY_PING */
/* full(er) version */
static char *hostname = NULL;
static struct sockaddr_in pingaddr;
memset(&pingaddr, 0, sizeof(struct sockaddr_in));
pingaddr.sin_family = AF_INET;
- if (!(h = gethostbyname(host))) {
- error_msg("unknown host %s", host);
- exit(1);
- }
-
- if (h->h_addrtype != AF_INET) {
- error_msg("unknown address type; only AF_INET is currently supported.");
- exit(1);
- }
+ h = xgethostbyname(host);
+ if (h->h_addrtype != AF_INET)
+ error_msg_and_die("unknown address type; only AF_INET is currently supported.");
pingaddr.sin_family = AF_INET; /* h->h_addrtype */
memcpy(&pingaddr.sin_addr, h->h_addr, sizeof(pingaddr.sin_addr));
ping(*argv);
return EXIT_SUCCESS;
}
-#endif /* ! BB_FEATURE_SIMPLE_PING */
+#endif /* ! BB_FEATURE_FANCY_PING */
/*
* Copyright (c) 1989 The Regents of the University of California.