[Octave-bug-tracker] [bug #39303] print_usage not working

[Doug Stewart]

URL:
  <http://savannah.gnu.org/bugs/?39303>

                 Summary: print_usage not working
                 Project: GNU Octave
            Submitted by: dastew
            Submitted on: Thu 20 Jun 2013 21:27:09 GMT
                Category: Documentation
                Severity: 3 - Normal
                Priority: 5 - Normal
              Item Group: Regression
                  Status: None
             Assigned to: None
         Originator Name: Doug
        Originator Email: 
             Open/Closed: Open
         Discussion Lock: Any
                 Release: dev
        Operating System: Any

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Details:

address@hidden:~/octave-comp/octave$ hg id
3d981b47be42 tip
When I type butter I get
"
 butter
error: Invalid call to butter.  Correct usage is:

 Generate a butterworth filter.
 Default is a discrete space (Z) filter.

 [b,a
Additional help for built-in functions and operators is
available in the online version of the manual.  Use the command
'doc <topic>' to search the manual index.
"
the [b,a    should have much more info.

also for cheby1
"
cheby1
error: Invalid call to cheby1.  Correct usage is:

 Generate an Chebyshev type I filter with Rp dB of pass band ripple.

 [b, a] =
Additional help for built-in functions and operators is
"


and other functions also.

I traced it to 
which get_help_text
'get_help_text' is a built-in function from the file
libinterp/interpfcn/help.cc


when I do:
help butter    the help text is properly displayed
I am using the gui
Doug






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