Re: bug with read-string!/partial

[Han-Wen Nienhuys]

Han-Wen Nienhuys wrote:
> Hi,
>
> what's the proper way to use read-string!/partial ?
>
> If I read a file with fewer bytes than the arg of read-string!/partial,
> I get problems down the line, when
>
>   char *
>   scm_to_locale_stringn (SCM str, size_t *lenp)
>
> checks whether
>
>  memcpy (res, scm_i_string_chars (str), len);
>   if (lenp == NULL)
>     {
>       res[len] = '\0';
>       if (strlen (res) != len)
>     {
>       free (res);
>       scm_misc_error (NULL,
>               "string contains #\\nul character: ~S",
>               scm_list_1 (str));
>     }
>     }
>
> In addition, I this error message isn't printed properly, but I get
>
>   Converting to PNG...throw from within critical section.
>   Geannuleerd
>   muurbloem:~/src/lilypond$

additional information: this comes from regex-posix.c

  c_str = scm_to_locale_string (substr);
  status = regexec (SCM_RGX (rx), c_str, nmatches, matches,
                    scm_to_int (flags));
  free (c_str);

why is this using null-delimited strings?


--
 Han-Wen Nienhuys - address@hidden - http://www.xs4all.nl/~hanwen