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Re: strtod(3) sets errno upon success ?

On Sat, May 14, 2011 at 12:32:58AM +0200, Thomas Klausner wrote:
 > I was recently told that one shouldn't check errno if the call was
 > successful, because some called library function might have set it to
 > a value that's irrelevant, since the call you did was successful.

That's true in general, but for strto*, because of the messy API it's
far, far better if errno gets set only on error.

David A. Holland

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