113 lines
3.4 KiB
C
113 lines
3.4 KiB
C
/*-
|
|
* 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>
|
|
#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);
|
|
}
|