118 lines
3.0 KiB
C
118 lines
3.0 KiB
C
/* $NetBSD: excludes.c,v 1.12 2003/11/17 00:02:33 dbj Exp $ */
|
|
|
|
/*
|
|
* Copyright 2000 Massachusetts Institute of Technology
|
|
*
|
|
* Permission to use, copy, modify, and distribute this software and
|
|
* its documentation for any purpose and without fee is hereby
|
|
* granted, provided that both the above copyright notice and this
|
|
* permission notice appear in all copies, that both the above
|
|
* copyright notice and this permission notice appear in all
|
|
* supporting documentation, and that the name of M.I.T. not be used
|
|
* in advertising or publicity pertaining to distribution of the
|
|
* software without specific, written prior permission. M.I.T. makes
|
|
* no representations about the suitability of this software for any
|
|
* purpose. It is provided "as is" without express or implied
|
|
* warranty.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY M.I.T. ``AS IS''. M.I.T. DISCLAIMS
|
|
* ALL EXPRESS OR IMPLIED WARRANTIES WITH REGARD TO THIS SOFTWARE,
|
|
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
|
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT
|
|
* SHALL M.I.T. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
|
|
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
|
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
|
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
|
|
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
|
|
#if defined(__RCSID) && !defined(lint)
|
|
__RCSID("$NetBSD: excludes.c,v 1.12 2003/11/17 00:02:33 dbj Exp $");
|
|
#endif
|
|
|
|
#include <sys/types.h>
|
|
#include <sys/queue.h>
|
|
|
|
#include <fnmatch.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <time.h>
|
|
#include <util.h>
|
|
|
|
#include "extern.h"
|
|
|
|
|
|
/*
|
|
* We're assuming that there won't be a whole lot of excludes,
|
|
* so it's OK to use a stupid algorithm.
|
|
*/
|
|
struct exclude {
|
|
LIST_ENTRY(exclude) link;
|
|
const char *glob;
|
|
int pathname;
|
|
};
|
|
static LIST_HEAD(, exclude) excludes;
|
|
|
|
|
|
void
|
|
init_excludes(void)
|
|
{
|
|
|
|
LIST_INIT(&excludes);
|
|
}
|
|
|
|
void
|
|
read_excludes_file(const char *name)
|
|
{
|
|
FILE *fp;
|
|
char *line;
|
|
struct exclude *e;
|
|
|
|
fp = fopen(name, "r");
|
|
if (fp == 0)
|
|
err(1, "%s", name);
|
|
|
|
while ((line = fparseln(fp, NULL, NULL, NULL,
|
|
FPARSELN_UNESCCOMM | FPARSELN_UNESCCONT | FPARSELN_UNESCESC))
|
|
!= NULL) {
|
|
if (line[0] == '\0')
|
|
continue;
|
|
|
|
if ((e = malloc(sizeof *e)) == NULL)
|
|
mtree_err("memory allocation error");
|
|
|
|
e->glob = line;
|
|
if (strchr(e->glob, '/') != NULL)
|
|
e->pathname = 1;
|
|
else
|
|
e->pathname = 0;
|
|
LIST_INSERT_HEAD(&excludes, e, link);
|
|
}
|
|
fclose(fp);
|
|
}
|
|
|
|
int
|
|
check_excludes(const char *fname, const char *path)
|
|
{
|
|
struct exclude *e;
|
|
|
|
/* fnmatch(3) has a funny return value convention... */
|
|
#define MATCH(g, n) (fnmatch((g), (n), FNM_PATHNAME) == 0)
|
|
|
|
e = LIST_FIRST(&excludes);
|
|
while (e) {
|
|
if ((e->pathname && MATCH(e->glob, path))
|
|
|| MATCH(e->glob, fname)) {
|
|
return (1);
|
|
}
|
|
e = LIST_NEXT(e, link);
|
|
}
|
|
return (0);
|
|
}
|