Stefan Reinauer | 6540ae5 | 2007-07-12 16:35:42 +0000 | [diff] [blame] | 1 | /*****************************************************************************\ |
| 2 | * reg_expr.c |
Stefan Reinauer | 6540ae5 | 2007-07-12 16:35:42 +0000 | [diff] [blame] | 3 | ***************************************************************************** |
| 4 | * Copyright (C) 2002-2005 The Regents of the University of California. |
| 5 | * Produced at the Lawrence Livermore National Laboratory. |
| 6 | * Written by Dave Peterson <dsp@llnl.gov> <dave_peterson@pobox.com>. |
| 7 | * UCRL-CODE-2003-012 |
| 8 | * All rights reserved. |
| 9 | * |
Uwe Hermann | 6e56594 | 2008-03-01 19:06:32 +0000 | [diff] [blame] | 10 | * This file is part of nvramtool, a utility for reading/writing coreboot |
Stefan Reinauer | f527e70 | 2008-01-18 15:33:49 +0000 | [diff] [blame] | 11 | * parameters and displaying information from the coreboot table. |
Uwe Hermann | 6e56594 | 2008-03-01 19:06:32 +0000 | [diff] [blame] | 12 | * For details, see http://coreboot.org/nvramtool. |
Stefan Reinauer | 6540ae5 | 2007-07-12 16:35:42 +0000 | [diff] [blame] | 13 | * |
| 14 | * Please also read the file DISCLAIMER which is included in this software |
| 15 | * distribution. |
| 16 | * |
| 17 | * This program is free software; you can redistribute it and/or modify it |
| 18 | * under the terms of the GNU General Public License (as published by the |
| 19 | * Free Software Foundation) version 2, dated June 1991. |
| 20 | * |
| 21 | * This program is distributed in the hope that it will be useful, but |
| 22 | * WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF |
| 23 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and |
| 24 | * conditions of the GNU General Public License for more details. |
| 25 | * |
| 26 | * You should have received a copy of the GNU General Public License along |
| 27 | * with this program; if not, write to the Free Software Foundation, Inc., |
Stefan Reinauer | ac7a2d2 | 2009-09-23 21:53:25 +0000 | [diff] [blame] | 28 | * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
Stefan Reinauer | 6540ae5 | 2007-07-12 16:35:42 +0000 | [diff] [blame] | 29 | \*****************************************************************************/ |
| 30 | |
| 31 | #include <stdarg.h> |
| 32 | #include "common.h" |
| 33 | #include "reg_expr.h" |
| 34 | |
| 35 | /**************************************************************************** |
| 36 | * compile_reg_exprs |
| 37 | * |
| 38 | * Compile a bunch of regular expressions. |
| 39 | ****************************************************************************/ |
Stefan Reinauer | 90b96b6 | 2010-01-13 21:00:23 +0000 | [diff] [blame^] | 40 | void compile_reg_exprs(int cflags, int num_exprs, |
| 41 | /* const char *expr1, regex_t *reg1, */ ...) |
| 42 | { |
| 43 | static const size_t ERROR_BUF_SIZE = 256; |
| 44 | char error_msg[ERROR_BUF_SIZE]; |
| 45 | va_list ap; |
| 46 | regex_t *reg; |
| 47 | const char *expr; |
| 48 | int i, result; |
Stefan Reinauer | 6540ae5 | 2007-07-12 16:35:42 +0000 | [diff] [blame] | 49 | |
Stefan Reinauer | 90b96b6 | 2010-01-13 21:00:23 +0000 | [diff] [blame^] | 50 | va_start(ap, num_exprs); |
Stefan Reinauer | 6540ae5 | 2007-07-12 16:35:42 +0000 | [diff] [blame] | 51 | |
Stefan Reinauer | 90b96b6 | 2010-01-13 21:00:23 +0000 | [diff] [blame^] | 52 | for (i = 0; i < num_exprs; i++) { |
| 53 | expr = va_arg(ap, const char *); |
| 54 | reg = va_arg(ap, regex_t *); |
Stefan Reinauer | 6540ae5 | 2007-07-12 16:35:42 +0000 | [diff] [blame] | 55 | |
Stefan Reinauer | 90b96b6 | 2010-01-13 21:00:23 +0000 | [diff] [blame^] | 56 | if ((result = regcomp(reg, expr, cflags)) != 0) { |
| 57 | regerror(result, reg, error_msg, ERROR_BUF_SIZE); |
| 58 | fprintf(stderr, "%s: %s\n", prog_name, error_msg); |
| 59 | exit(1); |
| 60 | } |
| 61 | } |
Stefan Reinauer | 6540ae5 | 2007-07-12 16:35:42 +0000 | [diff] [blame] | 62 | |
Stefan Reinauer | 90b96b6 | 2010-01-13 21:00:23 +0000 | [diff] [blame^] | 63 | va_end(ap); |
| 64 | } |
Stefan Reinauer | 6540ae5 | 2007-07-12 16:35:42 +0000 | [diff] [blame] | 65 | |
| 66 | /**************************************************************************** |
| 67 | * free_reg_exprs |
| 68 | * |
| 69 | * Destroy a bunch of previously compiled regular expressions. |
| 70 | ****************************************************************************/ |
Stefan Reinauer | 90b96b6 | 2010-01-13 21:00:23 +0000 | [diff] [blame^] | 71 | void free_reg_exprs(int num_exprs, /* regex_t *reg1, */ ...) |
| 72 | { |
| 73 | va_list ap; |
| 74 | int i; |
Stefan Reinauer | 6540ae5 | 2007-07-12 16:35:42 +0000 | [diff] [blame] | 75 | |
Stefan Reinauer | 90b96b6 | 2010-01-13 21:00:23 +0000 | [diff] [blame^] | 76 | va_start(ap, num_exprs); |
Stefan Reinauer | 6540ae5 | 2007-07-12 16:35:42 +0000 | [diff] [blame] | 77 | |
Stefan Reinauer | 90b96b6 | 2010-01-13 21:00:23 +0000 | [diff] [blame^] | 78 | for (i = 0; i < num_exprs; i++) |
| 79 | regfree(va_arg(ap, regex_t *)); |
Stefan Reinauer | 6540ae5 | 2007-07-12 16:35:42 +0000 | [diff] [blame] | 80 | |
Stefan Reinauer | 90b96b6 | 2010-01-13 21:00:23 +0000 | [diff] [blame^] | 81 | va_end(ap); |
| 82 | } |