| Description |
| This is the function called to evaluate a custom relation function invoked on the right hand side of a relation. |
| Synopsis |
| #include <ProRelSet.h> |
| ProError | (*ProRelationReadFunction) | ( |
| ProRelset* pro_relset | |
| /*
(In) |
| The relation set. |
| */ |
| ProMdl pro_model | |
| /*
(In) |
| The model that owns the relation set. |
| */ |
| char* extfunc_name | |
| /*
(In) |
| The name of the external function. |
| */ |
| ProParamvalue* pro_args | |
| /*
(In) |
| ProArray of argument values. |
| */ |
| ProAppData app_data | |
| /*
(In) |
| The application data passed to registration function. |
| */ |
| ProParamvalue* pro_result | |
| /*
(Out) |
| The result of the relation function calculation. |
| */ |
| ) |
| Returns |
|
| PRO_TK_NO_ERROR | | The calculation succeeded. |
| Any other error | | The calculation failed; the relation has an error. |
|