···

       
69
       
69
       
 
       
    environment.systemPackages = [ cfg.package ];

     

       
70
       
70
       
 
       
    environment.etc."man_db.conf".text =

     

       
71
       
71
       
 
       
      let

     

       
72
       
72
       
+
       
        # We unfortunately can’t use the customized `cfg.package` when

     

       
73
       
73
       
+
       
        # cross‐compiling. Instead we detect that situation and work

     

       
74
       
74
       
+
       
        # around it by using the vanilla one, like the OpenSSH module.

     

       
75
       
75
       
+
       
        buildPackage =

     

       
76
       
76
       
+
       
          if pkgs.stdenv.buildPlatform.canExecute pkgs.stdenv.hostPlatform then

     

       
77
       
77
       
+
       
            cfg.package

     

       
78
       
78
       
+
       
          else

     

       
79
       
79
       
+
       
            pkgs.buildPackages.man-db;

     

       
80
       
80
       
+
       


     

       
72
       
81
       
 
       
        manualCache =

     

       
73
       
82
       
 
       
          pkgs.runCommand "man-cache"

     

       
74
       
83
       
 
       
            {

     

       
75
       
75
       
-
       
              nativeBuildInputs = [ cfg.package ];

     

       
84
       
84
       
+
       
              nativeBuildInputs = [ buildPackage ];

     

       
76
       
85
       
 
       
            }

     

       
77
       
86
       
 
       
            ''

     

       
78
       
87
       
 
       
              echo "MANDB_MAP ${cfg.manualPages}/share/man $out" > man.conf