| /* demangle.c -- A wrapper calling libiberty cplus_demangle |
| Copyright 2002, 2003, 2004 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., 51 Franklin Street - Fifth Floor, Boston, MA |
| 02110-1301, 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); |
| } |