mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-03 04:12:10 +08:00
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 */
|
|
|
|
/* Copyright (C) 1991 Free Software Foundation, Inc.
|
|
|
|
This file is part of GNU Readline, a library for reading lines
|
|
of text with interactive input and history editing.
|
|
|
|
Readline 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 1, or (at your option) any
|
|
later version.
|
|
|
|
Readline 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 Readline; see the file COPYING. If not, write to the Free
|
|
Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
|
|
|
|
#if defined (ALREADY_HAVE_XMALLOC)
|
|
#else
|
|
#include <stdio.h>
|
|
|
|
#if defined (HAVE_STDLIB_H)
|
|
# include <stdlib.h>
|
|
#endif /* HAVE_STDLIB_H */
|
|
|
|
static void memory_error_and_abort ();
|
|
|
|
/* **************************************************************** */
|
|
/* */
|
|
/* Memory Allocation and Deallocation. */
|
|
/* */
|
|
/* **************************************************************** */
|
|
|
|
/* Return a pointer to free()able block of memory large enough
|
|
to hold BYTES number of bytes. If the memory cannot be allocated,
|
|
print an error message and abort. */
|
|
char *
|
|
xmalloc (bytes)
|
|
int bytes;
|
|
{
|
|
char *temp = (char *)malloc (bytes);
|
|
|
|
if (!temp)
|
|
memory_error_and_abort ("xmalloc");
|
|
return (temp);
|
|
}
|
|
|
|
char *
|
|
xrealloc (pointer, bytes)
|
|
char *pointer;
|
|
int bytes;
|
|
{
|
|
char *temp;
|
|
|
|
if (!pointer)
|
|
temp = (char *)malloc (bytes);
|
|
else
|
|
temp = (char *)realloc (pointer, bytes);
|
|
|
|
if (!temp)
|
|
memory_error_and_abort ("xrealloc");
|
|
return (temp);
|
|
}
|
|
|
|
static void
|
|
memory_error_and_abort (fname)
|
|
char *fname;
|
|
{
|
|
fprintf (stderr, "%s: Out of virtual memory!\n", fname);
|
|
abort ();
|
|
}
|
|
#endif /* !ALREADY_HAVE_XMALLOC */
|