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| FeatureUnavailableError (const std::string &msg_, const std::string &context_=std::string(), int errno_=0) |
| General purpose constructor.
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| FeatureUnavailableError (const std::string &msg_, int errno_) |
| Construct from message and errno value.
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const char * | get_type () const |
| The type of this error (e.g. "DocNotFoundError".)
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const std::string & | get_msg () const |
| Message giving details of the error, intended for human consumption.
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const std::string & | get_context () const |
| Optional context information.
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const char * | get_error_string () const |
| Returns any system error string associated with this exception.
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std::string | get_description () const |
| Return a string describing this object.
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Indicates an attempt to use a feature which is unavailable.
Typically a feature is unavailable because it wasn't compiled in, or because it requires other software or facilities which aren't available.