Re: Bug w/ gawk stat extension

[Andreas Schwab]

"Andrew J. Schorr" <address@hidden> writes:

> -             linksize = readlink(file->stptr, buf, sizeof buf);
> -             /* should make this smarter */
> -             if (linksize == sizeof(buf))
> -                     fatal("size of symbolic link too big");
> +             if (((linksize = readlink(file->stptr, buf, sizeof buf)) >= 0)
> +                 && (linksize < sizeof(buf))) {
> +                 /* set the linkval field only if we are able to retrieve
> +                    the entire link value successfully. */
>               buf[linksize] = '\0';

If you want to retrieve the full link text you have to read at least
st_size bytes from the link.

Andreas.

-- 
Andreas Schwab, SuSE Labs, address@hidden
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
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