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Re: OFFTOPIC: core dumped with strcpy,atoi,sprintf.

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"Ing.Edmundo.Robles.Lopez" <erobles@xxxxxxxxxxxxxx> writes:
> Debugging the program, found that the core is generated  by atoi, 
> sprintf and similar functions; because that functions fails when 
> received  a null pointer (NULL). But, if  the functions received  an 
> empty string ("") the program continues and run succesfully.

> Yes,  I should validate each input pointers. But, its odd that works in 
> SCO and not in Linux, and its odder that fails in functions like strcpy, 
> atoi, sprintf, etc.

Not really.  Per the POSIX spec, the behavior of those functions is
undefined for NULL input pointers.  Some platforms are forgiving about
it, most are not.

			regards, tom lane


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