misc.c revision 116333
11590Srgrimes/*- 21590Srgrimes * Copyright (c) 1990, 1993, 1994 31590Srgrimes * The Regents of the University of California. All rights reserved. 41590Srgrimes * 51590Srgrimes * This code is derived from software contributed to Berkeley by 61590Srgrimes * Cimarron D. Taylor of the University of California, Berkeley. 71590Srgrimes * 81590Srgrimes * Redistribution and use in source and binary forms, with or without 91590Srgrimes * modification, are permitted provided that the following conditions 101590Srgrimes * are met: 111590Srgrimes * 1. Redistributions of source code must retain the above copyright 121590Srgrimes * notice, this list of conditions and the following disclaimer. 131590Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 141590Srgrimes * notice, this list of conditions and the following disclaimer in the 151590Srgrimes * documentation and/or other materials provided with the distribution. 161590Srgrimes * 3. All advertising materials mentioning features or use of this software 171590Srgrimes * must display the following acknowledgement: 181590Srgrimes * This product includes software developed by the University of 191590Srgrimes * California, Berkeley and its contributors. 201590Srgrimes * 4. Neither the name of the University nor the names of its contributors 211590Srgrimes * may be used to endorse or promote products derived from this software 221590Srgrimes * without specific prior written permission. 231590Srgrimes * 241590Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 251590Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 261590Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 271590Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 281590Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 291590Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 301590Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 311590Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 321590Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 331590Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 341590Srgrimes * SUCH DAMAGE. 351590Srgrimes */ 361590Srgrimes 371590Srgrimes#ifndef lint 3861575Sroberto#if 0 391590Srgrimesstatic char sccsid[] = "@(#)misc.c 8.2 (Berkeley) 4/1/94"; 4061575Sroberto#else 4161575Sroberto#endif 421590Srgrimes#endif /* not lint */ 43116333Smarkm 4493604Sobrien#include <sys/cdefs.h> 4593604Sobrien__FBSDID("$FreeBSD: head/usr.bin/find/misc.c 116333 2003-06-14 13:00:21Z markm $"); 461590Srgrimes 471590Srgrimes#include <sys/types.h> 481590Srgrimes#include <sys/stat.h> 491590Srgrimes 501590Srgrimes#include <err.h> 511590Srgrimes#include <errno.h> 521590Srgrimes#include <fts.h> 531590Srgrimes#include <stdio.h> 541590Srgrimes#include <stdlib.h> 551590Srgrimes#include <string.h> 561590Srgrimes 571590Srgrimes#include "find.h" 588874Srgrimes 591590Srgrimes/* 601590Srgrimes * brace_subst -- 611590Srgrimes * Replace occurrences of {} in s1 with s2 and return the result string. 621590Srgrimes */ 631590Srgrimesvoid 64116333Smarkmbrace_subst(char *orig, char **store, char *path, int len) 651590Srgrimes{ 6691400Sdwmalone int plen; 6791400Sdwmalone char ch, *p; 681590Srgrimes 691590Srgrimes plen = strlen(path); 701590Srgrimes for (p = *store; (ch = *orig) != '\0'; ++orig) 711590Srgrimes if (ch == '{' && orig[1] == '}') { 721590Srgrimes while ((p - *store) + plen > len) 731590Srgrimes if (!(*store = realloc(*store, len *= 2))) 741590Srgrimes err(1, NULL); 751590Srgrimes memmove(p, path, plen); 761590Srgrimes p += plen; 771590Srgrimes ++orig; 781590Srgrimes } else 791590Srgrimes *p++ = ch; 801590Srgrimes *p = '\0'; 811590Srgrimes} 821590Srgrimes 831590Srgrimes/* 841590Srgrimes * queryuser -- 851590Srgrimes * print a message to standard error and then read input from standard 861590Srgrimes * input. If the input is 'y' then 1 is returned. 871590Srgrimes */ 881590Srgrimesint 89116333Smarkmqueryuser(char *argv[]) 901590Srgrimes{ 911590Srgrimes int ch, first, nl; 921590Srgrimes 931590Srgrimes (void)fprintf(stderr, "\"%s", *argv); 941590Srgrimes while (*++argv) 951590Srgrimes (void)fprintf(stderr, " %s", *argv); 961590Srgrimes (void)fprintf(stderr, "\"? "); 971590Srgrimes (void)fflush(stderr); 981590Srgrimes 991590Srgrimes first = ch = getchar(); 1001590Srgrimes for (nl = 0;;) { 1011590Srgrimes if (ch == '\n') { 1021590Srgrimes nl = 1; 1031590Srgrimes break; 1041590Srgrimes } 1051590Srgrimes if (ch == EOF) 1061590Srgrimes break; 1071590Srgrimes ch = getchar(); 1081590Srgrimes } 1091590Srgrimes 1101590Srgrimes if (!nl) { 1111590Srgrimes (void)fprintf(stderr, "\n"); 1121590Srgrimes (void)fflush(stderr); 1131590Srgrimes } 1141590Srgrimes return (first == 'y'); 1151590Srgrimes} 116