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/* Allocate and clear storage for bison,
Copyright (C) 1984, 1989 Free Software Foundation, Inc.
This file is part of Bison, the GNU Compiler Compiler.
Bison is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
Bison is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Bison; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
#include <stdio.h>
extern char *calloc ();
extern char *realloc ();
extern void done ();
extern char *program_name;
char *
xmalloc (n)
register unsigned n;
{
register char *block;
/* Avoid uncertainty about what an arg of 0 will do. */
if (n == 0)
n = 1;
block = calloc (n, 1);
if (block == NULL)
{
fprintf (stderr, "%s: memory exhausted\n", program_name);
done (1);
}
return (block);
}
char *
xrealloc (block, n)
register char *block;
register unsigned n;
{
/* Avoid uncertainty about what an arg of 0 will do. */
if (n == 0)
n = 1;
block = realloc (block, n);
if (block == NULL)
{
fprintf (stderr, "%s: memory exhausted\n", program_name);
done (1);
}
return (block);
}
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