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81 lines
2.0 KiB
C
81 lines
2.0 KiB
C
/* Allocate and clear storage for bison,
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Copyright (C) 1984, 1989 Free Software Foundation, Inc.
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This file is part of Bison, the GNU Compiler Compiler.
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Bison is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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Bison is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Bison; see the file COPYING. If not, write to
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the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include <stdio.h>
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#include "system.h"
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#ifdef NEED_DECLARATION_CALLOC
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#if defined (__STDC__) || defined (_MSC_VER)
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extern void *calloc ();
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#else
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extern char *calloc ();
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#endif
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#endif /* NEED_DECLARATION_CALLOC */
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#ifdef NEED_DECLARATION_REALLOC
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#if defined (__STDC__) || defined (_MSC_VER)
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extern void *realloc ();
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#else
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extern char *realloc ();
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#endif
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#endif /* NEED_DECLARATION_REALLOC */
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char *xmalloc PARAMS((register unsigned));
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char *xrealloc PARAMS((register char *, register unsigned));
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extern void done PARAMS((int));
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extern char *program_name;
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char *
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xmalloc (register unsigned n)
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{
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register char *block;
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/* Avoid uncertainty about what an arg of 0 will do. */
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if (n == 0)
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n = 1;
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block = calloc (n, 1);
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if (block == NULL)
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{
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fprintf (stderr, _("%s: memory exhausted\n"), program_name);
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done (1);
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}
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return (block);
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}
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char *
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xrealloc (register char *block, register unsigned n)
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{
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/* Avoid uncertainty about what an arg of 0 will do. */
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if (n == 0)
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n = 1;
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block = realloc (block, n);
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if (block == NULL)
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{
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fprintf (stderr, _("%s: memory exhausted\n"), program_name);
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done (1);
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}
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return (block);
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}
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