mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-15 13:23:29 +08:00
101 lines
2.6 KiB
C
101 lines
2.6 KiB
C
/* demangle.c -- A wrapper calling libiberty cplus_demangle
|
|
Copyright 2002, 2003 Free Software Foundation, Inc.
|
|
|
|
This file is part of GNU Binutils.
|
|
|
|
This program 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 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program 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 this program; if not, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
|
|
02111-1307, USA. */
|
|
|
|
#include "config.h"
|
|
#include <stdlib.h>
|
|
#ifdef HAVE_STRING_H
|
|
#include <string.h>
|
|
#else
|
|
#ifdef HAVE_STRINGS_H
|
|
#include <strings.h>
|
|
#endif
|
|
#endif
|
|
#include "bfd.h"
|
|
#include "libiberty.h"
|
|
#include "demangle.h"
|
|
#include "budemang.h"
|
|
|
|
/* Wrapper around cplus_demangle. Strips leading underscores and
|
|
other such chars that would otherwise confuse the demangler. */
|
|
|
|
char *
|
|
demangle (bfd *abfd, const char *name)
|
|
{
|
|
char *res, *alloc;
|
|
const char *pre, *suf;
|
|
size_t pre_len;
|
|
|
|
if (abfd != NULL && bfd_get_symbol_leading_char (abfd) == name[0])
|
|
++name;
|
|
|
|
/* This is a hack for better error reporting on XCOFF, PowerPC64-ELF
|
|
or the MS PE format. These formats have a number of leading '.'s
|
|
on at least some symbols, so we remove all dots to avoid
|
|
confusing the demangler. */
|
|
pre = name;
|
|
while (*name == '.')
|
|
++name;
|
|
pre_len = name - pre;
|
|
|
|
alloc = NULL;
|
|
suf = strchr (name, '@');
|
|
if (suf != NULL)
|
|
{
|
|
alloc = xmalloc (suf - name + 1);
|
|
memcpy (alloc, name, suf - name);
|
|
alloc[suf - name] = '\0';
|
|
name = alloc;
|
|
}
|
|
|
|
res = cplus_demangle (name, DMGL_ANSI | DMGL_PARAMS);
|
|
if (res != NULL)
|
|
{
|
|
/* Now put back any suffix, or stripped dots. */
|
|
if (pre_len != 0 || suf != NULL)
|
|
{
|
|
size_t len;
|
|
size_t suf_len;
|
|
char *final;
|
|
|
|
if (alloc != NULL)
|
|
free (alloc);
|
|
|
|
len = strlen (res);
|
|
if (suf == NULL)
|
|
suf = res + len;
|
|
suf_len = strlen (suf) + 1;
|
|
final = xmalloc (pre_len + len + suf_len);
|
|
|
|
memcpy (final, pre, pre_len);
|
|
memcpy (final + pre_len, res, len);
|
|
memcpy (final + pre_len + len, suf, suf_len);
|
|
free (res);
|
|
res = final;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
if (alloc != NULL)
|
|
free (alloc);
|
|
|
|
return xstrdup (pre);
|
|
}
|