/*-
* SPDX-License-Identifier: BSD-3-Clause
*
* Copyright (c) 1990, 1993, 1994
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Cimarron D. Taylor of the University of California, Berkeley.
*
* 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. 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.
*/
static const char copyright[] =
"@(#) Copyright (c) 1990, 1993, 1994\n\
The Regents of the University of California. All rights reserved.\n";
#if 0
static char sccsid[] = "@(#)main.c 8.4 (Berkeley) 5/4/95";
#endif
#include <sys/cdefs.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <err.h>
#include <errno.h>
#include <fcntl.h>
#include <fts.h>
#include <locale.h>
#include <regex.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <unistd.h>
#include "find.h"
time_t now; /* time find was run */
int dotfd; /* starting directory */
int ftsoptions; /* options for the ftsopen(3) call */
int ignore_readdir_race; /* ignore readdir race */
int isdepth; /* do directories on post-order visit */
int isoutput; /* user specified output operator */
int issort; /* do hierarchies in lexicographical order */
int isxargs; /* don't permit xargs delimiting chars */
int mindepth = -1, maxdepth = -1; /* minimum and maximum depth */
int regexp_flags = REG_BASIC; /* use the "basic" regexp by default*/
int exitstatus;
static void usage(void) __dead2;
int
main(int argc, char *argv[])
{
char **p, **start;
int Hflag, Lflag, ch;
(void)setlocale(LC_ALL, "");
(void)time(&now); /* initialize the time-of-day */
p = start = argv;
Hflag = Lflag = 0;
ftsoptions = FTS_NOSTAT | FTS_PHYSICAL;
while ((ch = getopt(argc, argv, "EHLPXdf:sx")) != -1)
switch (ch) {
case 'E':
regexp_flags |= REG_EXTENDED;
break;
case 'H':
Hflag = 1;
Lflag = 0;
break;
case 'L':
Lflag = 1;
Hflag = 0;
break;
case 'P':
Hflag = Lflag = 0;
break;
case 'X':
isxargs = 1;
break;
case 'd':
isdepth = 1;
break;
case 'f':
*p++ = optarg;
break;
case 's':
issort = 1;
break;
case 'x':
ftsoptions |= FTS_XDEV;
break;
case '?':
default:
usage();
}
argc -= optind;
argv += optind;
if (Hflag)
ftsoptions |= FTS_COMFOLLOW;
if (Lflag) {
ftsoptions &= ~FTS_PHYSICAL;
ftsoptions |= FTS_LOGICAL;
}
/*
* Find first option to delimit the file list. The first argument
* that starts with a -, or is a ! or a ( must be interpreted as a
* part of the find expression, according to POSIX .2.
*/
for (; *argv != NULL; *p++ = *argv++) {
if (argv[0][0] == '-')
break;
if ((argv[0][0] == '!' || argv[0][0] == '(') &&
argv[0][1] == '\0')
break;
}
if (p == start)
usage();
*p = NULL;
if ((dotfd = open(".", O_RDONLY | O_CLOEXEC, 0)) < 0)
ftsoptions |= FTS_NOCHDIR;
exit(find_execute(find_formplan(argv), start));
}
static void
usage(void)
{
(void)fprintf(stderr, "%s\n%s\n",
"usage: find [-H | -L | -P] [-EXdsx] [-f path] path ... [expression]",
" find [-H | -L | -P] [-EXdsx] -f path [path ...] [expression]");
exit(1);
}
plain