84 lines
2.0 KiB
C
84 lines
2.0 KiB
C
/* Part of CPP library. (memory allocation - xmalloc etc)
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Copyright (C) 1986, 1987, 1989, 1992, 1993, 1994, 1995, 1998, 1999, 2000
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Free Software Foundation, Inc.
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Written by Per Bothner, 1994.
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Based on CCCP program by Paul Rubin, June 1986
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Adapted to ANSI C, Richard Stallman, Jan 1987
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This program is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 2, or (at your option) any
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later version.
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This program 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 this program; if not, write to the Free Software
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Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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In other words, you are welcome to use, share and improve this program.
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You are forbidden to forbid anyone else to use, share and improve
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what you give them. Help stamp out software-hoarding! */
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#include "config.h"
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#include "system.h"
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#include "cpplib.h"
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#include "intl.h"
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static void memory_full PARAMS ((void)) ATTRIBUTE_NORETURN;
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static void
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memory_full ()
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{
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fprintf (stderr, _("%s: virtual memory exhausted\n"), progname);
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exit (FATAL_EXIT_CODE);
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}
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PTR
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xmalloc (size)
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size_t size;
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{
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register PTR ptr = (PTR) malloc (size);
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if (ptr == 0)
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memory_full ();
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return ptr;
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}
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PTR
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xcalloc (number, size)
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size_t number, size;
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{
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register PTR ptr = (PTR) calloc (number, size);
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if (ptr == 0)
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memory_full ();
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return ptr;
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}
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PTR
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xrealloc (old, size)
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PTR old;
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size_t size;
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{
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register PTR ptr;
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if (old)
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ptr = (PTR) realloc (old, size);
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else
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ptr = (PTR) malloc (size);
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if (ptr == 0)
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memory_full ();
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return ptr;
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}
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char *
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xstrdup (input)
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const char *input;
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{
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size_t size = strlen (input) + 1;
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char *output = xmalloc (size);
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memcpy (output, input, size);
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return output;
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}
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