[Gmsh] BUG: pressing reload crashes gmsh

[Christophe Geuzaine]

Gunter Winkler wrote:

> Hello,
> 
> gmsh repeatedly crashes when I do the following:
> 
> 1. open a mesh file
> 2. press edit
> 3. press reload while the editor is still open
> 
> the mesh and error file is attached.

Woah, is anybody actually *using* the scorec file format?

Thanks for the report--this bug will be fixed in the next release (I
will upload a patched 1.49 version really soon).

Christophe


> 
> bye
> Gunter
> 
> % ldd ~/bin/gmsh
>         libGLU.so.1 => /usr/lib/libGLU.so.1 (0x4002c000)
>         libGL.so.1 => /usr/lib/libGL.so.1 (0x400c7000)
>         libm.so.6 => /lib/libm.so.6 (0x4029f000)
>         libXext.so.6 => /usr/X11R6/lib/libXext.so.6 (0x402c1000)
>         libX11.so.6 => /usr/X11R6/lib/libX11.so.6 (0x402d0000)
>         libc.so.6 => /lib/libc.so.6 (0x4039e000)
>         libpthread.so.0 => /lib/libpthread.so.0 (0x404d4000)
>         libdl.so.2 => /lib/libdl.so.2 (0x40525000)
>         libgcc_s.so.1 => /lib/libgcc_s.so.1 (0x40528000)
>         libSM.so.6 => /usr/X11R6/lib/libSM.so.6 (0x40530000)
>         libICE.so.6 => /usr/X11R6/lib/libICE.so.6 (0x40539000)
>         libXmu.so.6 => /usr/X11R6/lib/libXmu.so.6 (0x40550000)
>         libXi.so.6 => /usr/X11R6/lib/libXi.so.6 (0x40566000)
>         /lib/ld-linux.so.2 => /lib/ld-linux.so.2 (0x40000000)
>         libXt.so.6 => /usr/X11R6/lib/libXt.so.6 (0x4056f000)
> 
> 
> ------------------------------------------------------------------------
> 
> sms 2
> 0 5 10 6 0
> 7 0 0 0 0 0
> 4 0 0 1 0 0
> 8 0 0 1 1 0
> 9 0 0 0 1 0
> 53 1 0 0.5 0 0 0
> 99 2 0 0.5 0.5 0 0 0 0
> 53 1 1 5 0 0
> 53 1 5 2 0 0
> 21 1 2 3 0 0
> 45 1 3 4 0 0
> 37 1 4 1 0 0
> 99 2 1 6 0 0
> 99 2 5 6 0 0
> 99 2 2 6 0 0
> 99 2 3 6 0 0
> 99 2 4 6 0 0
> 99 2 3 5 6 10 0
> 99 2 3 1 7 6 0
> 99 2 3 2 8 7 0
> 99 2 3 8 3 9 0
> 99 2 3 9 4 10 0
> 
> 
> ------------------------------------------------------------------------
> 
> Gmsh 1.49.1
> -------------------------------------------------------
> Build OS       : Linux 2.4.18-3
> Build options  : GSL TRIANGLE JPEG PNG 
> Build date     : Tue Dec  2 00:07:50 PST 2003
> Build host     : localhost.localdomain
> Packager       : geuzaine
> Home directory : /HOME1/users/personal/gwinkler/
> Launch date    : Thu Dec  4 13:00:36 2003
> Command line   : gmsh 
> -------------------------------------------------------
> Geometry
> Info : Reading mesh file '/HOME1/users/personal/gwinkler/PROJECT/fem2/meshadapt/orig/mesh.sms'
> Info : reading a mesh in scorec format
> Info : 6 Vertices
> Info : 10 Edges
> Info : 5 Faces
> Info : 0 Region
> Info : Done.
> Info : Read mesh file '/HOME1/users/personal/gwinkler/PROJECT/fem2/meshadapt/orig/mesh.sms'
> Info : Starting text editor 'emacs /HOME1/users/personal/gwinkler/PROJECT/fem2/meshadapt/orig/mesh.sms &'
> Info : Calling 'emacs /HOME1/users/personal/gwinkler/PROJECT/fem2/meshadapt/orig/mesh.sms &'
> Fatal Error : Segmentation violation (invalid memory reference)
>             : ------------------------------------------------------
>             : You have discovered a bug in Gmsh! You may report it
>             : by e-mail (together with any helpful data permitting to
>             : reproduce it) to <gmsh at geuz.org>
> Info : Writing log file '.gmsh-errors'
> 
> 
> ------------------------------------------------------------------------
> 
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-- 
Christophe A. Geuzaine
Applied and Computational Mathematics, Caltech
geuzaine at acm.caltech.edu - http://geuz.org