FB_GUI

• Source: https://www.freebasic.net/wiki/wikka.php?wakka=KeyPgDdfbgui
• Last revised: 2021-10-11

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Intrinsic define (macro value) set by the compiler

Syntax

` FB_GUI

`

Description

__FB_GUI__ indicates if the executable subsystem option '-s gui' was specified on the command line at the time of compilation.

Returns non-zero (-1) if the executable subsystem option '-s gui' was specified. Returns zero (0) otherwise (no executable subsystem option specified, or executable subsystem option '-s console' specified).

Examples

start GeSHi

#if __FB_GUI__ <> 0
        #print Executable subsystem: gui
#else
        #print Executable subsystem: console
#endif

end GeSHi

Version

• Since fbc 1.06.0

Platform Differences

• Supported on Windows and Cygwin only.

Differences from QB

• New to FreeBASIC

See also

• Compiler Option: -s

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