Is_Debug_Chr


include vmm.inc

VMMcall Is_Debug_Chr
jz      no_character            ; zero flag set if no character available

mov     byte ptr [Char], al     ; character from debugging device

Checks for a character from the debugging device. Uses EAX, Flags.

This service has no effect in the retail version of Windows. It is intended to be used with the debugging version.

See also In_Debug_Chr