82 lines
2.9 KiB
C
82 lines
2.9 KiB
C
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/*****************************************************************************\
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* reg_expr.c
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* $Id: reg_expr.c,v 1.2 2005/12/16 22:45:49 dsp_llnl Exp $
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*****************************************************************************
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* Copyright (C) 2002-2005 The Regents of the University of California.
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* Produced at the Lawrence Livermore National Laboratory.
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* Written by Dave Peterson <dsp@llnl.gov> <dave_peterson@pobox.com>.
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* UCRL-CODE-2003-012
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* All rights reserved.
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*
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* This file is part of lxbios, a utility for reading/writing LinuxBIOS
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* parameters and displaying information from the LinuxBIOS table.
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* For details, see <http://www.llnl.gov/linux/lxbios/>.
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*
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* Please also read the file DISCLAIMER which is included in this software
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* distribution.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License (as published by the
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* Free Software Foundation) version 2, dated June 1991.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the IMPLIED WARRANTY OF
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the terms and
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* conditions of the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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\*****************************************************************************/
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#include <stdarg.h>
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#include "common.h"
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#include "reg_expr.h"
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/****************************************************************************
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* compile_reg_exprs
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*
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* Compile a bunch of regular expressions.
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****************************************************************************/
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void compile_reg_exprs (int cflags, int num_exprs,
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/* const char *expr1, regex_t *reg1, */ ...)
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{ static const size_t ERROR_BUF_SIZE = 256;
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char error_msg[ERROR_BUF_SIZE];
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va_list ap;
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regex_t *reg;
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const char *expr;
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int i, result;
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va_start(ap, num_exprs);
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for (i = 0; i < num_exprs; i++)
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{ expr = va_arg(ap, const char *);
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reg = va_arg(ap, regex_t *);
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if ((result = regcomp(reg, expr, cflags)) != 0)
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{ regerror(result, reg, error_msg, ERROR_BUF_SIZE);
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fprintf(stderr, "%s: %s\n", prog_name, error_msg);
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exit(1);
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}
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}
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va_end(ap);
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}
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/****************************************************************************
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* free_reg_exprs
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*
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* Destroy a bunch of previously compiled regular expressions.
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****************************************************************************/
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void free_reg_exprs (int num_exprs, /* regex_t *reg1, */ ...)
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{ va_list ap;
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int i;
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va_start(ap, num_exprs);
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for (i = 0; i < num_exprs; i++)
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regfree(va_arg(ap, regex_t *));
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va_end(ap);
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}
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