Re: message ids for warnings and errors

[John W. Eaton]

On  7-Dec-2005, Paul Kienzle wrote:

| ~/cvs/octave/scripts$ grep -h "^ *warn_" */*.m */*/*.m | sed -e"s/^ 
| *//;s/ *= */ = /" | sort | uniq
| 
|    warn_empty_list_elements = 0;
|    warn_empty_list_elements = save_warn_empty_list_elements;
|    warn_fortran_indexing = 0;
|    warn_fortran_indexing = wfi;
|    warn_str_to_num = 0;
|    warn_str_to_num = tmp;
| 
| ~/cvs/octave/scripts$ grep -l "^ *warn_" */*.m */*/*.m | wc
|    16      16     357

Since these appear to set the variables to what are now default
values, I'd be in favor of simply removing them.

| Similarly, octave-forge has 27 instances, including
| 
|    warn_divide_by_zero = 0;
|    warn_divide_by_zero = wdz;
| 
| Maybe warn could have another state 'expected' which
| suppresses the warning in the local scope?

I think I'd rather avoid the extra complexity.  But maybe you see a
simple way to imlement it?

jwe