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5e98bbab17
that the file readline.c has been split into multiple files. * bind.c, complete.c, dispay.c, isearch.c, parens.c, rldefs.h, rltty.c, search.c signals.c, tilde.c, tilde.h, xmalloc.c: New files.
77 lines
2.0 KiB
C
77 lines
2.0 KiB
C
/* xmalloc.c -- safe versions of malloc and realloc */
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/* Copyright (C) 1991 Free Software Foundation, Inc.
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This file is part of GNU Readline, a library for reading lines
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of text with interactive input and history editing.
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Readline 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 1, or (at your option) any
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later version.
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Readline is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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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 Readline; see the file COPYING. If not, write to the Free
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Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
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#if defined (ALREADY_HAVE_XMALLOC)
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#else
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#include <stdio.h>
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#if defined (HAVE_STDLIB_H)
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# include <stdlib.h>
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#endif /* HAVE_STDLIB_H */
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static void memory_error_and_abort ();
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/* **************************************************************** */
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/* */
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/* Memory Allocation and Deallocation. */
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/* */
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/* **************************************************************** */
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/* Return a pointer to free()able block of memory large enough
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to hold BYTES number of bytes. If the memory cannot be allocated,
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print an error message and abort. */
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char *
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xmalloc (bytes)
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int bytes;
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{
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char *temp = (char *)malloc (bytes);
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if (!temp)
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memory_error_and_abort ("xmalloc");
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return (temp);
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}
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char *
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xrealloc (pointer, bytes)
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char *pointer;
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int bytes;
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{
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char *temp;
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if (!pointer)
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temp = (char *)malloc (bytes);
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else
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temp = (char *)realloc (pointer, bytes);
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if (!temp)
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memory_error_and_abort ("xrealloc");
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return (temp);
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}
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static void
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memory_error_and_abort (fname)
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char *fname;
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{
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fprintf (stderr, "%s: Out of virtual memory!\n", fname);
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abort ();
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}
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#endif /* !ALREADY_HAVE_XMALLOC */
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