qgis: add man output

pkgs/applications/gis/qgis/default.nix

@@ -14,14 +14,12 @@
 }:
 let
   qgis-unwrapped = libsForQt5.callPackage ./unwrapped.nix {
-    withGrass = withGrass;
-    withServer = withServer;
-    withWebKit = withWebKit;
+    inherit withGrass withServer withWebKit;
   };
 in
 
 symlinkJoin {
-  inherit (qgis-unwrapped) version src;
+  inherit (qgis-unwrapped) version outputs src;
   pname = "qgis";
 
   paths = [ qgis-unwrapped ];
@@ -42,6 +40,8 @@ symlinkJoin {
         --prefix PATH : $program_PATH \
         --set PYTHONPATH $program_PYTHONPATH
     done
+
+    ln -s ${qgis-unwrapped.man} $man
   '';
 
   passthru = {

pkgs/applications/gis/qgis/unwrapped.nix

@@ -84,6 +84,10 @@ in
 mkDerivation rec {
   version = "3.44.3";
   pname = "qgis-unwrapped";
+  outputs = [
+    "out"
+    "man"
+  ];
 
   src = fetchFromGitHub {
     owner = "qgis";
@@ -180,7 +184,7 @@ mkDerivation rec {
   dontWrapGApps = true; # wrapper params passed below
 
   postFixup = lib.optionalString withGrass ''
-    # GRASS has to be availble on the command line even though we baked in
+    # GRASS has to be available on the command line even though we baked in
     # the path at build time using GRASS_PREFIX.
     # Using wrapGAppsHook also prevents file dialogs from crashing the program
     # on non-NixOS.