/* $Id: dotquad.c 3529 2005-10-01 10:15:22Z dyoung $ */ /* * Copyright (c) 2003, 2004 David Young. All rights reserved. * * This code was written by David Young. * * Redistribution and use in source and binary forms, with or * without modification, are permitted provided that the following * conditions are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials provided * with the distribution. * 3. All advertising materials mentioning features or use of this * software must display the following acknowledgement: * This product includes software developed by David Young. * 4. David Young's name may not be used to endorse or promote * products derived from this software without specific prior * written permission. * * THIS SOFTWARE IS PROVIDED BY DAVID YOUNG ``AS IS'' AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL DAVID * YOUNG BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY * OF SUCH DAMAGE. */ #include <err.h> #include <stdio.h> #include <stdlib.h> #include <sys/socket.h> #include <netinet/in.h> #include <arpa/inet.h>
#ifndef lint __RCSID("$Id: dotquad.c 3529 2005-10-01 10:15:22Z dyoung $"); #endif void usage(const char *proggie) { errx(EXIT_FAILURE, "Usage: %s <ip address>", proggie); } int main(int argc, char **argv) { struct in_addr addr; if (argc != 2 || !inet_aton(argv[1], &addr)) { usage(argv[0]); } (void)printf("%s\n", inet_ntoa(addr)); return 0; } -- http://mail.python.org/mailman/listinfo/python-list