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/* $OpenBSD: util.c,v 1.4 2014/10/15 21:37:27 deraadt Exp $ */
/*
* Copyright (c) 2012 Mark Kettenis
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <err.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "util.h"
int debug;
void *
xmalloc(size_t size)
{
void *p;
p = malloc(size);
if (p == NULL)
err(1, NULL);
return p;
}
void *
xzalloc(size_t size)
{
void *p;
p = xmalloc(size);
memset(p, 0, size);
return p;
}
void *
xreallocarray(void *o, size_t nmemb, size_t size)
{
void *p;
p = reallocarray(o, nmemb, size);
if (p == NULL)
err(1, NULL);
return p;
}
char *
xstrdup(const char *s)
{
char *p;
p = strdup(s);
if (p == NULL)
err(1, NULL);
return p;
}
int
xasprintf(char **str, const char *fmt, ...)
{
va_list ap;
int ret;
va_start(ap, fmt);
ret = vasprintf(str, fmt, ap);
va_end(ap);
if (ret == -1)
err(1, NULL);
return ret;
}
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