/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
/* clients/ksu/xmalloc.c - Exit-on-failure allocation wrappers */
/*
* Copyright 1999 by the Massachusetts Institute of Technology.
* All Rights Reserved.
*
* Export of this software from the United States of America may
* require a specific license from the United States Government.
* It is the responsibility of any person or organization contemplating
* export to obtain such a license before exporting.
*
* WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
* distribute this software and its documentation for any purpose and
* without fee is hereby granted, provided that the above copyright
* notice appear in all copies and that both that copyright notice and
* this permission notice appear in supporting documentation, and that
* the name of M.I.T. not be used in advertising or publicity pertaining
* to distribution of the software without specific, written prior
* permission. Furthermore if you modify this software you must label
* your software as modified software and not distribute it in such a
* fashion that it might be confused with the original M.I.T. software.
* M.I.T. makes no representations about the suitability of
* this software for any purpose. It is provided "as is" without express
* or implied warranty.
*/
#include "k5-platform.h"
#include "ksu.h"
void *xmalloc (size_t sz)
{
void *ret = malloc (sz);
if (ret == 0 && sz != 0) {
perror (prog_name);
exit (1);
}
return ret;
}
void *xrealloc (void *old, size_t newsz)
{
void *ret = realloc (old, newsz);
if (ret == 0 && newsz != 0) {
perror (prog_name);
exit (1);
}
return ret;
}
void *xcalloc (size_t nelts, size_t eltsz)
{
void *ret = calloc (nelts, eltsz);
if (ret == 0 && nelts != 0 && eltsz != 0) {
perror (prog_name);
exit (1);
}
return ret;
}
char *xstrdup (const char *src)
{
size_t len = strlen (src) + 1;
char *dst = xmalloc (len);
memcpy (dst, src, len);
return dst;
}
char *xasprintf (const char *format, ...)
{
char *out;
va_list args;
va_start (args, format);
if (vasprintf(&out, format, args) < 0) {
perror (prog_name);
exit (1);
}
va_end(args);
return out;
}