On 10 May 2010, at 3:18 PM, Henry McGilton wrote:
> By the way, I concur with Thomas Davie: treating a pointer as a Boolean makes
> me nervous.
It shouldn't. Until recently, there was no such thing as a Boolean in C; there
was only the distinction between zero and nonzero. NULL-is-zero-is-false
(semantically) is as ironclad an invariant of the language as the if statement.
People should be able to read idiomatic C without needing Purell.
— F
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