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Diffstat (limited to 'contrib/bind9/lib/isc/commandline.c')
| -rw-r--r-- | contrib/bind9/lib/isc/commandline.c | 222 |
1 files changed, 0 insertions, 222 deletions
diff --git a/contrib/bind9/lib/isc/commandline.c b/contrib/bind9/lib/isc/commandline.c deleted file mode 100644 index 679ed6d..0000000 --- a/contrib/bind9/lib/isc/commandline.c +++ /dev/null @@ -1,222 +0,0 @@ -/* - * Portions Copyright (C) 2004, 2005 Internet Systems Consortium, Inc. ("ISC") - * Portions Copyright (C) 1999-2001 Internet Software Consortium. - * - * Permission to use, copy, modify, and distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH - * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY - * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, - * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM - * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE - * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -/* - * Copyright (c) 1987, 1993, 1994 - * The Regents of the University of California. All rights reserved. - * - * 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 the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 THE REGENTS OR CONTRIBUTORS 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. - */ - -/* $Id: commandline.c,v 1.16.18.2 2005/04/29 00:16:45 marka Exp $ */ - -/*! \file - * This file was adapted from the NetBSD project's source tree, RCS ID: - * NetBSD: getopt.c,v 1.15 1999/09/20 04:39:37 lukem Exp - * - * The primary change has been to rename items to the ISC namespace - * and format in the ISC coding style. - */ - -/* - * \author Principal Authors: Computer Systems Research Group at UC Berkeley - * \author Principal ISC caretaker: DCL - */ - -#include <config.h> - -#include <stdio.h> - -#include <isc/commandline.h> -#include <isc/msgs.h> -#include <isc/string.h> -#include <isc/util.h> - -/*% Index into parent argv vector. */ -LIBISC_EXTERNAL_DATA int isc_commandline_index = 1; -/*% Character checked for validity. */ -LIBISC_EXTERNAL_DATA int isc_commandline_option; -/*% Argument associated with option. */ -LIBISC_EXTERNAL_DATA char *isc_commandline_argument; -/*% For printing error messages. */ -LIBISC_EXTERNAL_DATA char *isc_commandline_progname; -/*% Print error messages. */ -LIBISC_EXTERNAL_DATA isc_boolean_t isc_commandline_errprint = ISC_TRUE; -/*% Reset processing. */ -LIBISC_EXTERNAL_DATA isc_boolean_t isc_commandline_reset = ISC_TRUE; - -static char endopt = '\0'; - -#define BADOPT '?' -#define BADARG ':' -#define ENDOPT &endopt - -/*! - * getopt -- - * Parse argc/argv argument vector. - */ -int -isc_commandline_parse(int argc, char * const *argv, const char *options) { - static char *place = ENDOPT; - char *option; /* Index into *options of option. */ - - REQUIRE(argc >= 0 && argv != NULL && options != NULL); - - /* - * Update scanning pointer, either because a reset was requested or - * the previous argv was finished. - */ - if (isc_commandline_reset || *place == '\0') { - isc_commandline_reset = ISC_FALSE; - - if (isc_commandline_progname == NULL) - isc_commandline_progname = argv[0]; - - if (isc_commandline_index >= argc || - *(place = argv[isc_commandline_index]) != '-') { - /* - * Index out of range or points to non-option. - */ - place = ENDOPT; - return (-1); - } - - if (place[1] != '\0' && *++place == '-' && place[1] == '\0') { - /* - * Found '--' to signal end of options. Advance - * index to next argv, the first non-option. - */ - isc_commandline_index++; - place = ENDOPT; - return (-1); - } - } - - isc_commandline_option = *place++; - option = strchr(options, isc_commandline_option); - - /* - * Ensure valid option has been passed as specified by options string. - * '-:' is never a valid command line option because it could not - * distinguish ':' from the argument specifier in the options string. - */ - if (isc_commandline_option == ':' || option == NULL) { - if (*place == '\0') - isc_commandline_index++; - - if (isc_commandline_errprint && *options != ':') - fprintf(stderr, "%s: %s -- %c\n", - isc_commandline_progname, - isc_msgcat_get(isc_msgcat, - ISC_MSGSET_COMMANDLINE, - ISC_MSG_ILLEGALOPT, - "illegal option"), - isc_commandline_option); - - return (BADOPT); - } - - if (*++option != ':') { - /* - * Option does not take an argument. - */ - isc_commandline_argument = NULL; - - /* - * Skip to next argv if at the end of the current argv. - */ - if (*place == '\0') - ++isc_commandline_index; - - } else { - /* - * Option needs an argument. - */ - if (*place != '\0') - /* - * Option is in this argv, -D1 style. - */ - isc_commandline_argument = place; - - else if (argc > ++isc_commandline_index) - /* - * Option is next argv, -D 1 style. - */ - isc_commandline_argument = argv[isc_commandline_index]; - - else { - /* - * Argument needed, but no more argv. - */ - place = ENDOPT; - - /* - * Silent failure with "missing argument" return - * when ':' starts options string, per historical spec. - */ - if (*options == ':') - return (BADARG); - - if (isc_commandline_errprint) - fprintf(stderr, "%s: %s -- %c\n", - isc_commandline_progname, - isc_msgcat_get(isc_msgcat, - ISC_MSGSET_COMMANDLINE, - ISC_MSG_OPTNEEDARG, - "option requires " - "an argument"), - isc_commandline_option); - - return (BADOPT); - } - - place = ENDOPT; - - /* - * Point to argv that follows argument. - */ - isc_commandline_index++; - } - - return (isc_commandline_option); -} |
