tr segfaults

[Ralf Friedl]

Fernando Silveira wrote:
> Yep, but the patch follows inline. The read(2) return value was being
> stored in an unsigned variable, avoiding the error detection. I also
> added an error message, which wasn't implemented.
>   
Maybe tr should not exit in this case with EXIT_SUCCESS, but return an 
error? Especially as tr is most of the time used in shell scripts, where 
the return code is more likely to be noticed than an error message.

GNU tr returns 1:
$ tr a b < /tmp; echo $?
tr: read error: Is a directory
1

Regards
Ralf Friedl