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101 lines
2.8 KiB
101 lines
2.8 KiB
// Copyright (C) 2010, Vaclav Haisman. All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modifica-
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// tion, are permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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//
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// THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
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// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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// FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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// APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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// INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
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// DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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// OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include <log4cplus/internal/env.h>
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#include <log4cplus/helpers/stringhelper.h>
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#include <log4cplus/streams.h>
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#ifdef LOG4CPLUS_HAVE_STDLIB_H
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#include <stdlib.h>
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#endif
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#ifdef LOG4CPLUS_HAVE_WCHAR_H
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#include <wchar.h>
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#endif
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#include <cassert>
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#include <cstdlib>
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#include <sstream>
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namespace log4cplus { namespace internal {
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bool
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get_env_var (tstring & value, tstring const & name)
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{
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#if defined (_WIN32) && defined (UNICODE)
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tchar const * val = _wgetenv (name.c_str ());
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if (val)
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value = val;
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return !! val;
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#else
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char const * val
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= std::getenv (LOG4CPLUS_TSTRING_TO_STRING (name).c_str ());
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if (val)
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value = LOG4CPLUS_STRING_TO_TSTRING (val);
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return !! val;
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#endif
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}
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bool
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parse_bool (bool & val, tstring const & str)
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{
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log4cplus::tistringstream iss (str);
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log4cplus::tstring word;
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if (! (iss >> word))
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return false;
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tchar ch;
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if (iss >> ch)
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return false;
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word = helpers::toLower (word);
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bool result = true;
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if (word == LOG4CPLUS_TEXT ("true"))
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val = true;
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else if (word == LOG4CPLUS_TEXT ("false"))
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val = false;
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else
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{
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iss.clear ();
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iss.seekg (0);
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assert (iss);
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long lval;
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iss >> lval;
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result = !! iss && ! (iss >> ch);
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if (result)
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val = !! lval;
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}
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return result;
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}
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} } // namespace log4cplus { namespace internal {
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