| 1 | /* |
| 2 | * adh-main.c |
| 3 | * - useful general-purpose resolver client program |
| 4 | * main program and useful subroutines |
| 5 | */ |
| 6 | /* |
| 7 | * This file is |
| 8 | * Copyright (C) 1997-1999 Ian Jackson <ian@davenant.greenend.org.uk> |
| 9 | * |
| 10 | * It is part of adns, which is |
| 11 | * Copyright (C) 1997-1999 Ian Jackson <ian@davenant.greenend.org.uk> |
| 12 | * Copyright (C) 1999 Tony Finch <dot@dotat.at> |
| 13 | * |
| 14 | * This program is free software; you can redistribute it and/or modify |
| 15 | * it under the terms of the GNU General Public License as published by |
| 16 | * the Free Software Foundation; either version 2, or (at your option) |
| 17 | * any later version. |
| 18 | * |
| 19 | * This program is distributed in the hope that it will be useful, |
| 20 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 22 | * GNU General Public License for more details. |
| 23 | * |
| 24 | * You should have received a copy of the GNU General Public License |
| 25 | * along with this program; if not, write to the Free Software Foundation, |
| 26 | * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 27 | */ |
| 28 | |
| 29 | #include <stdio.h> |
| 30 | #include <string.h> |
| 31 | #include <errno.h> |
| 32 | |
| 33 | void sysfail(const char *what, int errnoval) { |
| 34 | fprintf(stderr,"adnshost failed: %s: %s\n",what,strerror(errnoval)); |
| 35 | exit(10); |
| 36 | } |
| 37 | |
| 38 | static void domain_do_arg(const char *domain) { |
| 39 | if (ov_pipe) usageerr("-f/--pipe not consistent with domains on command line"); |
| 40 | domain_do(arg); |
| 41 | } |
| 42 | |
| 43 | static void of_type(const struct optinfo *oi, const char *arg) { abort(); } |
| 44 | |
| 45 | int main(int argc, const char *const *argv) { |
| 46 | const char *arg; |
| 47 | const |
| 48 | |
| 49 | while (arg= *++argv) { |
| 50 | if (arg[0] != '-') { |
| 51 | if (arg[1] == '-') { |
| 52 | oip= opt_findl(arg+2); |
| 53 | if (oip->type == ot_funcarg) { |
| 54 | arg= *++argv; |
| 55 | if (!arg) usageerr("option --%s requires a value argument",oip->lopt); |
| 56 | } else { |
| 57 | arg= 0; |
| 58 | } |
| 59 | opt_do(oip,arg); |
| 60 | } else if (arg[1] == 0) { |
| 61 | arg= *++argv; |
| 62 | if (!arg) usageerr("option `-' must be followed by a domain"); |
| 63 | domain_do_arg(arg); |
| 64 | } else { /* arg[1] != '-', != '\0' */ |
| 65 | ++arg; |
| 66 | while (*arg) { |
| 67 | oip= opt_finds(&arg); |
| 68 | if (oip->type == ot_funcarg) { |
| 69 | if (!*arg) { |
| 70 | arg= *++argv; |
| 71 | if (!arg) usageerr("option -%s requires a value argument",oip->sopt); |
| 72 | } |
| 73 | arg= ""; |
| 74 | } else { |
| 75 | arg= 0; |
| 76 | } |
| 77 | opt_do(oip,arg); |
| 78 | } |
| 79 | } |
| 80 | } else { /* arg[0] != '-' */ |
| 81 | domain_do_arg(arg); |
| 82 | } |
| 83 | } |
| 84 | |
| 85 | if (ov_pipe) { |
| 86 | |
| 87 | if (ov_pipe) usageerr("-f/--pipe not |
| 88 | |
| 89 | if (oip && ads) usageerr("global option %s must precede all query domains",arg); |
| 90 | if (!oip) oip= opt_findl(arg+2,perquery_options); |
| 91 | if (!oip) usageerr("unknown option %s",arg); |
| 92 | } |
| 93 | |
| 94 | if (!oip && |
| 95 | if (!oip) { |
| 96 | } |
| 97 | while (argv[1] && argv[1][0] == '-') { |
| 98 | if (argv[1][1] == '-') { |
| 99 | oip= findlong( |
| 100 | } |
| 101 | of_help(0,0); |
| 102 | abort(); |
| 103 | } |