Predefined Macros

The C166 Compiler provides you with predefined constants to use in preprocessor directives and C code for more portable programs. The following table lists and describes each one.

Constant	Description
__C166__	Version number of the compiler (for example, 501 for version 5.01).
__DATE__	Date when the compilation was started in ANSI format (month dd yyyy).
__DATE2__	Date when the compilation was started in short form (mm/dd/yy).
__DUS__	Defined to 1 to indicate that the DYNAMICUSRSTK directive is active.
__FILE__	Name of the file being compiled.
__FLOAT64__	Defined to 1 to indicate that the FLOAT64 directive is active.
__LINE__	Current line number in the file being compiled.
__MAC__	Defined to 1 to indicate that the MAC directive is active.
__MOD167__	Defined to 1 to indicate that the MOD167 directive is active.
__MODEL__	Memory model selected: 0 for TINY, 1 for SMALL, 2 for COMPACT, 3 for MEDIUM, 4 for LARGE, 5 for HCOMPACT, 6 for HLARGE, 7 for XLARGE.
__MODV2__	Defined to 1 to indicate that the MODV2 directive is active.
__SAVEMAC__	Defined to 1 to indicate that the SAVEMAC directive is active.
__STDC__	Defined to 1 to indicate full conformance with the ANSI C Standard.
__TIME__	Time when the compilation was started.

Note

There are two (2) leading and trailing underscore characters ('_') used for the predefined constants.