[MacPorts] #68940: qgis3 @3.34.1_1 +grass: default GRASS GISBASE path not correct and error message not helpful

[MacPorts]

#68940: qgis3 @3.34.1_1 +grass: default GRASS GISBASE path not correct and error
message not helpful
------------------------------+---------------------------------
  Reporter:  bal-agates       |      Owner:  (none)
      Type:  enhancement      |     Status:  new
  Priority:  Normal           |  Milestone:
 Component:  ports            |    Version:  2.8.1
Resolution:                   |   Keywords:  qgis3 grass GISBASE
      Port:  qgis3 qgis3-ltr  |
------------------------------+---------------------------------

Comment (by nilason):

 `GISBASE` should be by default `/opt/local/lib/grass83` (it is for me).
 I'm not sure how that came to be `/opt/local/bin` for you.
 What gives :
 {{{
 otool -L
 /Applications/MacPorts/QGIS3.app/Contents/Frameworks/qgisgrass8.framework/Versions/3.34/qgisgrass8
 }}}
 ?

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Ticket URL: <https://trac.macports.org/ticket/68940#comment:2>
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