old-cross-binutils/readline/xmalloc.c
Elena Zannoni 1b17e76665 readline:
2000-07-09  Elena Zannoni  <ezannoni@kwikemart.cygnus.com>

        * Import of readline 4.1.

        Locally modified files: Makefile.in, configure.in, configure
        (regenerated), config.h.in (regenerated), readline.h, rltty.c,
 	shell.c signals.c.

        Locally added files: acconfig.h, config/*, config.h.bot,
        cross-build/*, doc/inc-hit.texinfo.

        New files: USAGE, rlprivate.h, rlshell.h, xmalloc.h.
examples:
2000-07-09  Elena Zannoni  <ezannoni@kwikemart.cygnus.com>

        * Import of readline 4.1.

        New files: excallback.c, rlfe.c.
doc:
2000-07-09  Elena Zannoni  <ezannoni@kwikemart.cygnus.com>

        * Import of readline 4.1.

        Regenerated inc-hist.texinfo as copy of hsuser.texinfo, for
        inclusion in the gdb manual.

        New file: rluserman.texinfo
2000-07-09 17:20:00 +00:00

88 lines
2.2 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 2, 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, 59 Temple Place, Suite 330, Boston, MA 02111 USA. */
#define READLINE_LIBRARY
#if defined (HAVE_CONFIG_H)
#include <config.h>
#endif
#include <stdio.h>
#if defined (HAVE_STDLIB_H)
# include <stdlib.h>
#else
# include "ansi_stdlib.h"
#endif /* HAVE_STDLIB_H */
#include "xmalloc.h"
/* **************************************************************** */
/* */
/* Memory Allocation and Deallocation. */
/* */
/* **************************************************************** */
static void
memory_error_and_abort (fname)
char *fname;
{
fprintf (stderr, "%s: out of virtual memory\n", fname);
exit (2);
}
/* 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;
temp = (char *)malloc (bytes);
if (temp == 0)
memory_error_and_abort ("xmalloc");
return (temp);
}
char *
xrealloc (pointer, bytes)
PTR_T pointer;
int bytes;
{
char *temp;
temp = pointer ? (char *)realloc (pointer, bytes) : (char *)malloc (bytes);
if (temp == 0)
memory_error_and_abort ("xrealloc");
return (temp);
}
/* Use this as the function to call when adding unwind protects so we
don't need to know what free() returns. */
void
xfree (string)
PTR_T string;
{
if (string)
free (string);
}