source/throw.hxx

   1 #ifndef LIBSEX_THROW_HXX
   2 #define LIBSEX_THROW_HXX
   3
   4 #include <source/utility.hxx>
   5
   6 /**
   7  * Macro to throw an exception without any argument.
   8  *
   9  * File name and line number are inserted automatically.
  10  *
  11  * @param class Which exception to throw.
  12  */
  13 #define THROW_ARGLESS(class) \
  14 { \
  15         throw libsex::formatted<class>(__FILE__, __LINE__); \
  16 }
  17
  18 /**
  19  * Macro to throw an exception with arguments.
  20  *
  21  * @see THROW_ARGLESS()
  22  * @param args... Arguments for message template.
  23  */
  24 #define THROW(class, args...) \
  25 { \
  26         throw libsex::formatted<class>(__FILE__, __LINE__, ##args); \
  27 }
  28
  29 /**
  30  * Macro to throw another exception when an exception has
  31  * been caught.
  32  *
  33  * Chains the previous exception and the newly created one
  34  * together.
  35  *
  36  * @note The previous exception has to be accessible in
  37  *       this scope via the variable name @c e.
  38  *
  39  * @see THROW
  40  */
  41 #define CHAIN(class, args...) \
  42 {\
  43         throw libsex::formatted<class>(e, __FILE__, __LINE__, ##args); \
  44 }
  45
  46 #endif