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/* $OpenBSD: misc.c,v 1.3 1996/10/24 03:46:05 tholo Exp $ */
/*-
* Copyright (c) 1990, 1993
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. 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.
*/
#ifndef lint
/*static char sccsid[] = "from: @(#)misc.c 8.1 (Berkeley) 6/6/93";*/
static char rcsid[] = "$OpenBSD: misc.c,v 1.3 1996/10/24 03:46:05 tholo Exp $";
#endif /* not lint */
#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 <unistd.h>
#include "find.h"
/*
* brace_subst --
* Replace occurrences of {} in s1 with s2 and return the result string.
*/
void
brace_subst(orig, store, path, len)
char *orig, **store, *path;
int len;
{
register int plen;
register char ch, *p;
plen = strlen(path);
for (p = *store; ch = *orig; ++orig)
if (ch == '{' && orig[1] == '}') {
while ((p - *store) + plen > len)
if (!(*store = realloc(*store, len *= 2)))
err(1, NULL);
memmove(p, path, plen);
p += plen;
++orig;
} else
*p++ = ch;
*p = '\0';
}
/*
* queryuser --
* print a message to standard error and then read input from standard
* input. If the input is 'y' then 1 is returned.
*/
int
queryuser(argv)
register char **argv;
{
int ch, first, nl;
(void)fprintf(stderr, "\"%s", *argv);
while (*++argv)
(void)fprintf(stderr, " %s", *argv);
(void)fprintf(stderr, "\"? ");
(void)fflush(stderr);
first = ch = getchar();
for (nl = 0;;) {
if (ch == '\n') {
nl = 1;
break;
}
if (ch == EOF)
break;
ch = getchar();
}
if (!nl) {
(void)fprintf(stderr, "\n");
(void)fflush(stderr);
}
return (first == 'y');
}
/*
* emalloc --
* malloc with error checking.
*/
void *
emalloc(len)
u_int len;
{
void *p;
if (p = malloc(len))
return (p);
err(1, NULL);
}
/*
* show_path --
* called on SIGINFO
*/
/* ARGSUSED */
void
show_path(sig)
int sig;
{
extern FTSENT *entry;
write(STDERR_FILENO, "find path: ", 11);
write(STDERR_FILENO, entry->fts_path, entry->fts_pathlen);
write(STDERR_FILENO, "\n", 1);
}
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