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c6ec7d3183
towards replacing our mtree. Sponsored by: DARPA, AFRL Thanks to: cristos@NetBSD for reviewing and committing my patches wiz@NetBSD for fixing typos in my patches
122 lines
3.1 KiB
C
122 lines
3.1 KiB
C
/* $NetBSD: excludes.c,v 1.13 2004/06/20 22:20:18 jmc Exp $ */
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/*
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* Copyright 2000 Massachusetts Institute of Technology
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*
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* Permission to use, copy, modify, and distribute this software and
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* its documentation for any purpose and without fee is hereby
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* granted, provided that both the above copyright notice and this
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* permission notice appear in all copies, that both the above
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* copyright notice and this permission notice appear in all
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* supporting documentation, and that the name of M.I.T. not be used
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* in advertising or publicity pertaining to distribution of the
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* software without specific, written prior permission. M.I.T. makes
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* no representations about the suitability of this software for any
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* purpose. It is provided "as is" without express or implied
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* warranty.
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*
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* THIS SOFTWARE IS PROVIDED BY M.I.T. ``AS IS''. M.I.T. DISCLAIMS
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* ALL EXPRESS OR IMPLIED WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT
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* SHALL M.I.T. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#if HAVE_NBTOOL_CONFIG_H
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#include "nbtool_config.h"
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#endif
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#include <sys/cdefs.h>
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#if defined(__RCSID) && !defined(lint)
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__RCSID("$NetBSD: excludes.c,v 1.13 2004/06/20 22:20:18 jmc Exp $");
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#endif
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#include <sys/types.h>
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#include <sys/queue.h>
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#include <fnmatch.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <util.h>
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#include "extern.h"
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/*
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* We're assuming that there won't be a whole lot of excludes,
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* so it's OK to use a stupid algorithm.
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*/
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struct exclude {
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LIST_ENTRY(exclude) link;
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const char *glob;
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int pathname;
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};
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static LIST_HEAD(, exclude) excludes;
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void
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init_excludes(void)
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{
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LIST_INIT(&excludes);
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}
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void
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read_excludes_file(const char *name)
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{
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FILE *fp;
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char *line;
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struct exclude *e;
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fp = fopen(name, "r");
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if (fp == 0)
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err(1, "%s", name);
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while ((line = fparseln(fp, NULL, NULL, NULL,
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FPARSELN_UNESCCOMM | FPARSELN_UNESCCONT | FPARSELN_UNESCESC))
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!= NULL) {
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if (line[0] == '\0')
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continue;
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if ((e = malloc(sizeof *e)) == NULL)
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mtree_err("memory allocation error");
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e->glob = line;
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if (strchr(e->glob, '/') != NULL)
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e->pathname = 1;
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else
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e->pathname = 0;
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LIST_INSERT_HEAD(&excludes, e, link);
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}
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fclose(fp);
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}
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int
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check_excludes(const char *fname, const char *path)
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{
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struct exclude *e;
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/* fnmatch(3) has a funny return value convention... */
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#define MATCH(g, n) (fnmatch((g), (n), FNM_PATHNAME) == 0)
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e = LIST_FIRST(&excludes);
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while (e) {
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if ((e->pathname && MATCH(e->glob, path))
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|| MATCH(e->glob, fname)) {
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return (1);
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}
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e = LIST_NEXT(e, link);
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}
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return (0);
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}
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