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Hello,

> For code that must deal with hardware and thus is size specific, I
> tend to  include a function early in the program that checks the
> assumptions.
>=20
> #define         NUM_BYTES_IN_LONG               4
>=20
> if( sizeof(long) !=3D NUM_BYTES_IN_LONG )
> {
>     printf( "Dooh!  longs aren't 4 bytes long\n" );
>     exit( EXIT_FAILURE );
> }
>=20
> I tend to write programs to access the internals on PCI cards to do
> quick  diagnostics.  Having a simple sanity check helps keep the code=20
> portable.  Since it only runs once it's not a big performance issue.

Why waste code on such a test if you can use something size-safe in the
first place?

have fun
Michael

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