diff options
| -rw-r--r-- | RtAudio.cpp | 11 | ||||
| -rw-r--r-- | RtAudio.h | 4 |
2 files changed, 9 insertions, 6 deletions
diff --git a/RtAudio.cpp b/RtAudio.cpp index 7b7c8ef..07a6314 100644 --- a/RtAudio.cpp +++ b/RtAudio.cpp @@ -160,22 +160,25 @@ const std::vector<RtAudio::Api>& RtAudio :: getCompiledApi() return compiledApis; } -const std::string RtAudio :: getCompiledApiName( RtAudio::Api api ) +static const std::string unknown_api_name = ""; +static const std::string unknown_api_display_name = "Unknown"; + +const std::string& RtAudio :: getCompiledApiName( RtAudio::Api api ) { ApiNameMap::const_iterator it; for (it = apiNames.begin(); it != apiNames.end(); it++) if (it->second.first == api) return it->first; - return ""; + return unknown_api_name; } -const std::string RtAudio :: getCompiledApiDisplayName( RtAudio::Api api ) +const std::string& RtAudio :: getCompiledApiDisplayName( RtAudio::Api api ) { ApiNameMap::const_iterator it; for (it = apiNames.begin(); it != apiNames.end(); it++) if (it->second.first == api) return it->second.second; - return "Unknown"; + return unknown_api_display_name; } RtAudio::Api RtAudio :: getCompiledApiByName( const std::string &name ) @@ -416,7 +416,7 @@ class RTAUDIO_DLL_PUBLIC RtAudio If the API is unknown or not compiled, this function will return the empty string. */ - static const std::string getCompiledApiName( RtAudio::Api api ); + static const std::string& getCompiledApiName( RtAudio::Api api ); //! Return the display name of a specified compiled audio API. /*! @@ -424,7 +424,7 @@ class RTAUDIO_DLL_PUBLIC RtAudio If the API is unknown or not compiled, this function will return the empty string. */ - static const std::string getCompiledApiDisplayName( RtAudio::Api api ); + static const std::string& getCompiledApiDisplayName( RtAudio::Api api ); //! Return the compiled audio API having the given name. /*! |