view src/portaudio_20140130/bindings/cpp/source/portaudiocpp/Exception.cxx @ 83:ae30d91d2ffe

Replace these with versions built using an older toolset (so as to avoid ABI compatibilities when linking on Ubuntu 14.04 for packaging purposes)
author Chris Cannam
date Fri, 07 Feb 2020 11:51:13 +0000
parents 7ddb4fc30dac
children
line wrap: on
line source
#include "portaudiocpp/Exception.hxx"

namespace portaudio
{
	// -----------------------------------------------------------------------------------
	// PaException:
	// -----------------------------------------------------------------------------------

	//////
	///  Wraps a PortAudio error into a PortAudioCpp PaException.
	//////
	PaException::PaException(PaError error) : error_(error)
	{
	}

	// -----------------------------------------------------------------------------------

	//////
	/// Alias for paErrorText(), to have std::exception compliance.
	//////
	const char *PaException::what() const throw()
	{
		return paErrorText();
	}

	// -----------------------------------------------------------------------------------

	//////
	/// Returns the PortAudio error code (PaError).
	//////
	PaError PaException::paError() const
	{
		return error_;
	}

	//////
	/// Returns the error as a (zero-terminated) text string.
	//////
	const char *PaException::paErrorText() const
	{
		return Pa_GetErrorText(error_);
	}

	//////
	/// Returns true is the error is a HostApi error.
	//////
	bool PaException::isHostApiError() const
	{
		return (error_ == paUnanticipatedHostError);
	}

	//////
	/// Returns the last HostApi error (which is the current one if 
	/// isHostApiError() returns true) as an error code.
	//////
	long PaException::lastHostApiError() const
	{
		return Pa_GetLastHostErrorInfo()->errorCode;
	}

	//////
	/// Returns the last HostApi error (which is the current one if 
	/// isHostApiError() returns true) as a (zero-terminated) text 
	/// string, if it's available.
	//////
	const char *PaException::lastHostApiErrorText() const
	{
		return Pa_GetLastHostErrorInfo()->errorText;
	}

	// -----------------------------------------------------------------------------------

	bool PaException::operator==(const PaException &rhs) const
	{
		return (error_ == rhs.error_);
	}

	bool PaException::operator!=(const PaException &rhs) const
	{
		return !(*this == rhs);
	}

	// -----------------------------------------------------------------------------------
	// PaCppException:
	// -----------------------------------------------------------------------------------
	
	PaCppException::PaCppException(ExceptionSpecifier specifier) : specifier_(specifier)
	{
	}

	const char *PaCppException::what() const throw()
	{
		switch (specifier_)
		{
			case UNABLE_TO_ADAPT_DEVICE:
			{
				return "Unable to adapt the given device to the specified host api specific device extension";
			}
		}

		return "Unknown exception";
	}

	PaCppException::ExceptionSpecifier PaCppException::specifier() const
	{
		return specifier_;
	}

	bool PaCppException::operator==(const PaCppException &rhs) const
	{
		return (specifier_ == rhs.specifier_);
	}

	bool PaCppException::operator!=(const PaCppException &rhs) const
	{
		return !(*this == rhs);
	}

	// -----------------------------------------------------------------------------------

} // namespace portaudio