PROTO Procedure

PROC PROTO Statement

Register, in batch mode, external functions that are written in the C or C++ programming languages.

Example:

Splitter Function Example

Required Argument

Optional Arguments

Syntax

PROC PROTO PACKAGE=entry <options>;

Summary of Optional Arguments

for XML databases only, enables the code to be encoded within a data set.

LABEL=package-label

specifies a text string to describe or label a package.

specifies that none of the functions in a package will produce exceptions.

for Windows PC platforms only, indicates that functions be called using the "_ stdcall" convention.

STRUCTPACKn | PACKn

for Windows PC platforms only, specifies that all structures in a package be compiled with a specific N-BYTE packing pragma.

Required Argument

PACKAGE=entry: specifies the SAS entry where the prototype information is saved. Entry is a three-level name having the following form: library.dataset.package. Package enables you to specify grouping in the GUI.

Optional Arguments

ENCRYPT | HIDE: specifies that encoding within a database is allowed.

Restriction:This option is available for XML databases only.

LABEL=package-label: specifies a text string that is used to describe or label the package. The maximum length of the label is 256 characters.

NOSIGNALS: specifies that none of the functions in a package will produce exceptions or signals.

STDCALL: for Windows PC platforms only, indicates that all functions in the package are called using the "_stdcall" convention.

STRUCTPACKn | PACKn: for Windows PC platforms only, specifies that all structures in this package were compiled with the given N-BYTE packing pragma. That is, STRUCTURE4 specifies that all structures in the package were compiled with the “#pragma pack(4)” option.

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