NetBSD/usr.bin/find/main.c

122 lines
3.5 KiB
C

/*-
* Copyright (c) 1990 The Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS 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.
*/
#ifndef lint
/*static char sccsid[] = "from: @(#)main.c 5.9 (Berkeley) 5/24/91";*/
static char rcsid[] = "$Id: main.c,v 1.2 1993/08/01 18:16:13 mycroft Exp $";
#endif /* not lint */
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <time.h>
#include <fts.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include "find.h"
time_t now; /* time find was run */
int dotfd; /* starting directory */
int ftsoptions; /* options for the ftsopen(3) call */
int isdeprecated; /* using deprecated syntax */
int isdepth; /* do directories on post-order visit */
int isoutput; /* user specified output operator */
int isxargs; /* don't permit xargs delimiting chars */
static void usage();
main(argc, argv)
int argc;
char **argv;
{
register char **p, **start;
PLAN *find_formplan();
int ch;
(void)time(&now); /* initialize the time-of-day */
p = start = argv;
ftsoptions = FTS_NOSTAT|FTS_PHYSICAL;
while ((ch = getopt(argc, argv, "df:sXx")) != EOF)
switch(ch) {
case 'd':
isdepth = 1;
break;
case 'f':
*p++ = optarg;
break;
case 's':
ftsoptions &= ~FTS_PHYSICAL;
ftsoptions |= FTS_LOGICAL;
break;
case 'X':
isxargs = 1;
break;
case 'x':
ftsoptions &= ~FTS_NOSTAT;
ftsoptions |= FTS_XDEV;
break;
case '?':
default:
break;
}
argc -= optind;
argv += optind;
/* Find first option to delimit the file list. */
while (*argv) {
if (option(*argv))
break;
*p++ = *argv++;
}
if (p == start)
usage();
*p = NULL;
if ((dotfd = open(".", O_RDONLY, 0)) < 0)
err(".: %s", strerror(errno));
find_execute(find_formplan(argv), start);
}
static void
usage()
{
(void)fprintf(stderr,
"usage: find [-dsXx] [-f file] [file ...] expression\n");
exit(1);
}