/*- * 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. */ #if 0 static char sccsid[] = "@(#)misc.c 8.2 (Berkeley) 4/1/94"; #endif #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); #include <sys/types.h> #include <sys/stat.h> #include <err.h> #include <errno.h> #include <fts.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include "find.h" /* * brace_subst -- * Replace occurrences of {} in s1 with s2 and return the result string. */ void brace_subst(char *orig, char **store, char *path, size_t len) { const char *pastorigend, *p, *q; char *dst; size_t newlen, plen; plen = strlen(path); newlen = strlen(orig) + 1; pastorigend = orig + newlen; for (p = orig; (q = strstr(p, "{}")) != NULL; p = q + 2) { if (plen > 2 && newlen + plen - 2 < newlen) errx(2, "brace_subst overflow"); newlen += plen - 2; } if (newlen > len) { *store = reallocf(*store, newlen); if (*store == NULL) err(2, NULL); } dst = *store; for (p = orig; (q = strstr(p, "{}")) != NULL; p = q + 2) { memcpy(dst, p, q - p); dst += q - p; memcpy(dst, path, plen); dst += plen; } memcpy(dst, p, pastorigend - p); } /* * queryuser -- * print a message to standard error and then read input from standard * input. If the input is an affirmative response (according to the * current locale) then 1 is returned. */ int queryuser(char *argv[]) { char *p, resp[256]; (void)fprintf(stderr, "\"%s", *argv); while (*++argv) (void)fprintf(stderr, " %s", *argv); (void)fprintf(stderr, "\"? "); (void)fflush(stderr); if (fgets(resp, sizeof(resp), stdin) == NULL) *resp = '\0'; if ((p = strchr(resp, '\n')) != NULL) *p = '\0'; else { (void)fprintf(stderr, "\n"); (void)fflush(stderr); } return (rpmatch(resp) == 1); }