72 lines
1.9 KiB
C++
72 lines
1.9 KiB
C++
/*
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* Copyright (C) 2000-2007 Paul Davis <paul@linuxaudiosystems.com>
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* Copyright (C) 2015 Tim Mayberry <mojofunk@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "pbd/demangle.h"
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#if defined(__GLIBCXX__)
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#include <cxxabi.h>
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#endif
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std::string
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PBD::demangle_symbol (const std::string& mangled_symbol)
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{
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#if defined(__GLIBCXX__)
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try {
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int status;
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char* realname = abi::__cxa_demangle (mangled_symbol.c_str(), 0, 0, &status);
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std::string demangled_symbol (realname);
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free (realname);
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return demangled_symbol;
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} catch (...) {
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/* may happen if realname == NULL */
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}
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#endif
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/* Note: on win32, you can use UnDecorateSymbolName.
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See http://msdn.microsoft.com/en-us/library/ms681400%28VS.85%29.aspx
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See also: http://msdn.microsoft.com/en-us/library/ms680344%28VS.85%29.aspx
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*/
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return mangled_symbol;
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}
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std::string
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PBD::demangle (std::string const& str)
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{
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std::string::size_type const b = str.find_first_of ("(");
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if (b == std::string::npos) {
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return demangle_symbol (str);
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}
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std::string::size_type const p = str.find_last_of ("+");
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if (p == std::string::npos) {
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return demangle_symbol (str);
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}
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if ((p - b) <= 1) {
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return demangle_symbol (str);
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}
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std::string const symbol = str.substr (b + 1, p - b - 1);
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return demangle_symbol (symbol);
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}
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