Re: Homebrew Octave 4.0.2

[Sebastian]

>> On May 16, 2016, at 09:04, Vic Norton <address@hidden> wrote:
>> 
>> Hi Sebastian,
>> 
>> I have some serious problems with HomeBrew’s Octave 4.0.2, primarily with 
>> any kind of plotting. I’ve gone back to Octave 4.0.0_5, which works fine for 
>> me.
>> 
>> I don’t know what to report about 4.0.2 or where. Here is a typical problem:
>> 
>> ~$ octave --no-gui
>> GNU Octave, version 4.0.2
>> …
>> octave> x = 0 : 0.1 : 4;
>> octave> setenv GNUTERM qt;
>> octave> plot(x, sin(x));
>> octave> 2016-05-15 17:03:39.865 octave-gui[11088:451929] modalSession has 
>> been exited prematurely - check for a reentrant call to endModalSession:
>> warning: print.m: fig2dev binary is not available.
>> Some output formats are not available.
>> warning: called from
>>   __print_parse_opts__ at line 385 column 9
>>   print at line 288 column 8
>> error: print: printing not available without gl2ps library
>> error: called from
>>   __opengl_print__ at line 168 column 7
>>   print at line 431 column 14
>> error: octave_base_value::convert_to_str_internal (): wrong type argument 
>> '<unknown type>’
>> ...
>> 
>> Sometimes the plot shows up. Sometimes not.
>> 
>> Any advice would be appreciated.
> 
> You need the gl2ps library.  As a work around, you can switch to GNUPLOT.

gl2ps is for sure included (check 'ls /usr/local/opt/gl2ps') but fig2dev is 
not. I assume that something goes wrong when octave does not fing gl2ps and (!) 
fig2dev at compile or run time.

Seb.