[MacPorts] #61581: xcrysden @1.6.2 build failure on Big Sur

[MacPorts]

#61581: xcrysden @1.6.2 build failure on Big Sur
-----------------------+----------------------
  Reporter:  jakoboo   |      Owner:  dstrubbe
      Type:  defect    |     Status:  assigned
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:  2.6.4
Resolution:            |   Keywords:  bigsur
      Port:  xcrysden  |
-----------------------+----------------------

Comment (by jakoboo):

 Replying to [comment:2 dstrubbe]:
 > Looks like the same issue as #58681. Try the suggestion at the bottom
 there.

 Thank you, it fixed the build failure but I can't run it anyways. I guess
 it's not a problem with MacPorts tho and I should contact xcrysden
 developer right? The same error happened when I downloaded binary from the
 official website.


 {{{
 +-----------------------------------------------------------------+
 |*****************************************************************|
 |*                                                               *|
 |*  XCrySDen -- (X-Window) CRYstalline Structures and DENsities  *|
 |*               =         ===         =              ===        *|
 |*---------------------------------------------------------------*|
 |*                                                               *|
 |*    Anton Kokalj (tone.kokalj at ijs.si)                          *|
 |*    Jozef Stefan Institute, Ljubljana, Slovenia                *|
 |*                                                               *|
 |*    Copyright (c) 1996--2019 by Anton Kokalj                   *|
 |*                                                               *|
 |*****************************************************************|
 +-----------------------------------------------------------------+

   Version: 1.6.2

   Please report bugs to: tone.kokalj at ijs.si


   TERMS OF USE:
   -------------
   XCRYSDEN is released under the GNU General Public License.

   Whenever graphics generated by XCRYSDEN are used in scientific
   publications, it shall be greatly appreciated to include an explicit
   reference. The preferred form is the following:

   [ref] A. Kokalj, J. Mol. Graph. Model., Vol. 17, pp. 176-179, 1999.
         Code available from http://www.xcrysden.org/.

 XCRYSDEN_TOPDIR=/opt/local/share/xcrysden-1.6.2
 XCRYSDEN_SCRATCH=/var/folders/wv/q0j3_bk10hn_gpq8bsjk5qq40000gn/T/

 application-specific initialization failed: couldn't connect to display
 ":0"
 Error in startup script: can't read "xcrys(platform)": no such variable
     while executing
 "if { $xcrys(platform) == "windows" } {
     # testing ...
     rename exec _tcl_exec

     proc exec {args} {
         global env

         # first try a normal exec..."
     (file "/opt/local/share/xcrysden-1.6.2/Tcl/cygwin.tcl" line 19)
     invoked from within
 "source $system(TOPDIR)/Tcl/cygwin.tcl"
     (file "/opt/local/share/xcrysden-1.6.2/Tcl/xcInit.tcl" line 449)
 }}}

-- 
Ticket URL: <https://trac.macports.org/ticket/61581#comment:3>
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