| 1 | /* -*-c-*- |
| 2 | * |
| 3 | * $Id: ypstuff.c,v 1.1 1998/04/23 13:29:33 mdw Exp $ |
| 4 | * |
| 5 | * YP support functions |
| 6 | * |
| 7 | * (c) 1998 EBI |
| 8 | */ |
| 9 | |
| 10 | /*----- Licensing notice --------------------------------------------------* |
| 11 | * |
| 12 | * This file is part of `become' |
| 13 | * |
| 14 | * `Become' 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 of the License, or |
| 17 | * (at your option) any later version. |
| 18 | * |
| 19 | * `Become' 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 `become'; if not, write to the Free Software Foundation, |
| 26 | * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 27 | */ |
| 28 | |
| 29 | /*----- Revision history --------------------------------------------------* |
| 30 | * |
| 31 | * $Log: ypstuff.c,v $ |
| 32 | * Revision 1.1 1998/04/23 13:29:33 mdw |
| 33 | * New interface to YP server. Only bind once, and never unbind. |
| 34 | * Introduced because Linux libc-5.4.33's YP interface dumps core in |
| 35 | * yp_unbind for no particularly good reason. |
| 36 | * |
| 37 | */ |
| 38 | |
| 39 | /*----- Header files ------------------------------------------------------*/ |
| 40 | |
| 41 | /* --- ANSI headers --- */ |
| 42 | |
| 43 | #include <errno.h> |
| 44 | #include <stdio.h> |
| 45 | #include <stdlib.h> |
| 46 | #include <string.h> |
| 47 | |
| 48 | /* --- Local headers --- */ |
| 49 | |
| 50 | #include "config.h" |
| 51 | #include "ypstuff.h" |
| 52 | |
| 53 | /*----- Global variables --------------------------------------------------*/ |
| 54 | |
| 55 | char *yp_domain; |
| 56 | static int ypstuff__tried; |
| 57 | |
| 58 | /*----- Main code ---------------------------------------------------------*/ |
| 59 | |
| 60 | #ifdef HAVE_YP |
| 61 | |
| 62 | /* --- @ypstuff_bind@ --- * |
| 63 | * |
| 64 | * Arguments: --- |
| 65 | * |
| 66 | * Returns: --- |
| 67 | * |
| 68 | * Use: Attempts to bind to a YP server, just once. If it fails, |
| 69 | * @yp_domain@ will be null; otherwise it's a pointer to the |
| 70 | * default YP domain name. |
| 71 | */ |
| 72 | |
| 73 | void ypstuff_bind(void) |
| 74 | { |
| 75 | char *dom; |
| 76 | |
| 77 | if (ypstuff__tried) |
| 78 | return; |
| 79 | ypstuff__tried = 1; |
| 80 | if (yp_get_default_domain(&dom) || yp_bind(dom)) |
| 81 | return; |
| 82 | yp_domain = dom; |
| 83 | } |
| 84 | |
| 85 | #endif |
| 86 | |
| 87 | /*----- That's all, folks -------------------------------------------------*/ |