Turbo C

[John F. Haugh II]

In article <16577 at brl-adm.ARPA> C08922DB%WUVMD.BITNET at cunyvm.cuny.edu writes:
>I am interested in understanding the structure of the function type
>"interrupt" in Turbo C. Basically, what is special about this function
>definition, and what approaches can be used in other compilers to simulate
>this feature? Optimum-C is what I'm using.

it declares the function as being called at interrupt time.  this means
that the function can have no stray side effects, such as not restoring
a modified register, and that the function must be ended with a return
from exception rather than a short or long return from subroutine call.

- john.
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