/* $NetBSD: main.c,v 1.31.40.1 2023/08/04 13:09:17 martin Exp $ */ /*- * 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. */ #include #ifndef lint #if 0 static char sccsid[] = "@(#)main.c 8.4 (Berkeley) 5/4/95"; #else __COPYRIGHT("@(#) Copyright (c) 1990, 1993, 1994\ The Regents of the University of California. All rights reserved."); __RCSID("$NetBSD: main.c,v 1.31.40.1 2023/08/04 13:09:17 martin Exp $"); #endif #endif /* not lint */ #include #include #include #include #include #include #include #include #include #include #include #include #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 issort; /* sort directory entries */ int isxargs; /* don't permit xargs delimiting chars */ int regcomp_flags = REG_BASIC; /* regex compilation flags */ __dead static void usage(void); int main(int argc, char *argv[]) { char **p, **start; int ch; (void)time(&now); /* initialize the time-of-day */ (void)setlocale(LC_ALL, ""); /* array to hold dir list. at most (argc - 1) elements. */ p = start = malloc(argc * sizeof (char *)); if (p == NULL) err(1, NULL); ftsoptions = FTS_NOSTAT | FTS_PHYSICAL; while ((ch = getopt(argc, argv, "HLPdEf:hsXx")) != -1) switch (ch) { case 'H': ftsoptions &= ~FTS_LOGICAL; ftsoptions |= FTS_PHYSICAL|FTS_COMFOLLOW; break; case 'L': ftsoptions &= ~(FTS_COMFOLLOW|FTS_PHYSICAL); ftsoptions |= FTS_LOGICAL; break; case 'P': ftsoptions &= ~(FTS_COMFOLLOW|FTS_LOGICAL); ftsoptions |= FTS_PHYSICAL; break; case 'd': isdepth = 1; break; case 'E': regcomp_flags = REG_EXTENDED; break; case 'f': *p++ = optarg; break; case 'h': ftsoptions &= ~FTS_PHYSICAL; ftsoptions |= FTS_LOGICAL; break; case 's': issort = 1; break; case 'X': isxargs = 1; break; case 'x': ftsoptions |= FTS_XDEV; break; case '?': default: break; } argc -= optind; argv += optind; /* * 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)) == -1) ftsoptions |= FTS_NOCHDIR; return find_execute(find_formplan(argv), start); } static void usage(void) { (void)fprintf(stderr, "Usage: %s [-H | -L | -P] [-dEhsXx] [-f file] " "file [file ...] [expression]\n", getprogname()); exit(1); }