sscanf problem

Dave Korn dave.korn@artimi.com
Mon Apr 4 17:51:00 GMT 2005


----Original Message----
>From: Michael Hines
>Sent: 04 April 2005 19:43

> The following program prints
> i=1 x=0
> instead of
> i=0 x=10
> when using the latest version of cygwin1.dll.
> 
> 
> #include <stdio.h>
> int main() {
>          int i;
>          double x;
>          x = 10;
>          i = sscanf("n", "%lf", &x);
>          printf("i=%d x=%g\n", i, x);
>          return 0;
> }
> 
> 
> -Michael Hines


  Heh, the interminable newlib-sscanf-bug strikes again!  It's mis-parsing
the n as being the first letter of 'nan', which is a valid input to %f.  CV
sent a patch upstream to the newlib maintainers last week but I guess it
hasn't made it into the source yet.


    cheers,
      DaveK
-- 
Can't think of a witty .sigline today....


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