58 lines
1.4 KiB
C++
58 lines
1.4 KiB
C++
// This file is part of the uSTL library, an STL implementation.
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//
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// Copyright (c) 2005 by Mike Sharov <msharov@users.sourceforge.net>
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// This file is free software, distributed under the MIT License.
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#include "ustdxept.h"
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#include "mistream.h"
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#include "mostream.h"
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#include "strmsize.h"
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#include "uiosfunc.h"
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#include "uspecial.h"
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namespace ustl {
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//----------------------------------------------------------------------
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/// \p arg contains a description of the error.
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error_message::error_message (const char* arg) throw()
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: m_Arg ()
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{
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try { m_Arg = arg; } catch (...) {}
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set_format (xfmt_ErrorMessage);
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}
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/// Virtual destructor
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error_message::~error_message (void) throw()
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{
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}
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/// Returns a descriptive error message. fmt="%s: %s"
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void error_message::info (string& msgbuf, const char* fmt) const throw()
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{
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if (!fmt) fmt = "%s: %s";
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try { msgbuf.format (fmt, name(), m_Arg.cdata()); } catch (...) {}
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}
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/// Reads the object from stream \p is.
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void error_message::read (istream& is)
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{
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exception::read (is);
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is >> m_Arg >> ios::align();
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}
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/// Writes the object to stream \p os.
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void error_message::write (ostream& os) const
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{
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exception::write (os);
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os << m_Arg << ios::align();
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}
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/// Returns the size of the written object.
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size_t error_message::stream_size (void) const
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{
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return (exception::stream_size() + Align (stream_size_of (m_Arg)));
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}
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} // namespace ustl
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