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Update wikipage eif_procedure. (Signed-off-by:jocelyn).

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2016-03-31 21:03:50 +00:00
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documentation/trunk/solutions/other-languages/cecil/cecil-reference/eif-procedure.wiki
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[[Property:title|eif_procedure]] [[Property:title|eif_procedure]]
[[Property:weight|1]] [[Property:weight|1]]
[[Property:uuid|3937f124-fffa-3244-d2e4-46ccfcec5fa8]] [[Property:uuid|3937f124-fffa-3244-d2e4-46ccfcec5fa8]]
==Synopsis== ==Synopsis==
<code lang="text"> <code lang="text">
#include "eif_cecil.h" #include "eif_cecil.h"
EIF_PROCEDURE eif_procedure (char * name, int * tid); EIF_PROCEDURE eif_procedure (char * name, int * tid);
</code> </code>
==Description== ==Description==
The <code lang="text">eif_procedure</code> function returns the address of the Eiffel procedure of name <code lang="text">name</code> from the class, which type identifier is <code lang="text">tid</code>. The <code lang="text">eif_procedure</code> function returns the address of the Eiffel procedure of name <code lang="text">name</code> from the class, which type identifier is <code lang="text">tid</code>.
If the visible exception is enabled, it raises an visible exception upon failure. If the visible exception is enabled, it raises an visible exception upon failure.
==Return value== ==Return value==
Successful: Address of the procedure. Successful: Address of the procedure.
Failing: <code lang="text">NULL</code>. (The procedure does not exist or is not visible). Failing: <code lang="text">NULL</code>. (The procedure does not exist or is not visible).
Otherwise, the address of the procedure is returned. Otherwise, the address of the procedure is returned.
==Notes== ==Notes==
The Eiffel procedure cannot be a C external. In this case, you must directly call the C routine. The Eiffel procedure cannot be a C external. In this case, you must directly call the C routine.
The return value is an address: to use it as a routine, you must call it with arguments or at least with (). The return value is an address: to use it as a routine, you must call it with arguments or at least with ().
No argument type checking is done. You may cast the address of an Eiffel routine obtained with <code lang="text">eif_procedure</code> when calling it with real arguments. No argument type checking is done. You may cast the address of an Eiffel routine obtained with <code lang="text">eif_procedure</code> when calling it with real arguments.
==Conformance== ==Conformance==
ISE Eiffel 4.4 and later. ISE Eiffel 4.4 and later.
==Compatibility== ==Compatibility==
<code lang="text">eif_procedure</code> is equivalent to <code lang="text">eif_proc</code>, which is deprecated. <code lang="text">eif_procedure</code> is equivalent to <code lang="text">eif_proc</code>, which is deprecated.
{{SeeAlso| <br/> {{SeeAlso| <br/>
[[eif_type_id]] <br/> [[eif_type_id]] <br/>
[[eif_reference_function]] }} [[eif_*_function]] }}