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/* $NetBSD: alloc.c,v 1.1 2014/09/17 12:40:56 joerg Exp $ */
/*-
* Copyright (c) 2007 Joerg Sonnenberger <joerg@NetBSD.org>.
* All rights reserved.
*
* This code was developed as part of Google's Summer of Code 2007 program.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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
* COPYRIGHT HOLDERS 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.
*/
#include <err.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "common.h"
char *
xasprintf(const char *fmt, ...)
{
va_list ap;
char *buf;
va_start(ap, fmt);
if (vasprintf(&buf, fmt, ap) == -1)
err(1, "asprintf failed");
va_end(ap);
return buf;
}
void *
xmalloc(size_t len)
{
void *ptr;
if ((ptr = malloc(len)) == NULL)
err(1, "malloc failed");
return ptr;
}
void *
xrealloc(void *buf, size_t len)
{
void *ptr;
if ((ptr = realloc(buf, len)) == NULL)
err(1, "realloc failed");
return ptr;
}
char *
xstrdup(const char *str)
{
char *buf;
if ((buf = strdup(str)) == NULL)
err(1, "strdup failed");
return buf;
}
char *
xstrndup(const char *str, size_t len)
{
char *buf;
buf = xmalloc(len + 1);
strncpy(buf, str, len);
buf[len] = '\0';
return buf;
}
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