[GRASS-dev] [bug #5095] (grass) gis.m: non-existant column name in thematic layer leads to non-existant gismlegend.txt error and frozen display

[Michael Barton]

I think I've got this one fixed too. Will commit this next week.

Michael
__________________________________________
Michael Barton, Professor of Anthropology
School of Human Evolution & Social Change
Center for Social Dynamics & Complexity
Arizona State University

phone: 480-965-6213
fax: 480-965-7671
www: http://www.public.asu.edu/~cmbarton



> From: Request Tracker <grass-bugs at intevation.de>
> Reply-To: Request Tracker <grass-bugs at intevation.de>
> Date: Mon,  4 Sep 2006 11:41:27 +0200 (CEST)
> To: <grass-dev at grass.itc.it>
> Subject: [GRASS-dev] [bug #5095] (grass) gis.m: non-existant column name in
> thematic layer leads to non-existant gismlegend.txt error and frozen display
> 
> this bug's URL: http://intevation.de/rt/webrt?serial_num=5095
> -------------------------------------------------------------------------
> 
> Subject: gis.m: non-existant column name in thematic layer leads to
> non-existant gismlegend.txt error and frozen display
> 
> Platform: GNU/Linux/x86
> grass obtained from: CVS
> grass binary for platform: Compiled from Sources
> GRASS Version: cvs_head_20060829
> 
> As gis.m doesn't trap the error of a wrong column name in d.vect.thematic, it
> then goes on to try to create a legend, but cannot find gismlegend.txt. It
> then freezes the display.
> 
> To reproduce in spearfish:
> 
> - in gis.m, add thematic layer
> - chose any of the relevant vector files (I used landcover)
> - give a ficticious column name in the attribute column field
> - launch display
> 
> 
> The problem seems to be in commonlayer.tcl which doesn't seem to trap error
> messages from the command (although I don't have the time to try to understand
> all the code there) and in thematic.tcl (line 536) where the legend is created
> even if the command was unsuccessful.
> 
> Moritz
> 
> -------------------------------------------- Managed by Request Tracker
> 
>