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nixpkgs/modules/config/unix-odbc-drivers.nix

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{pkgs, config, ...}:
###### interface
let
inherit (pkgs.lib) mkOption mkIf;
options = {
environment = {
unixODBCDrivers = mkOption {
default = [];
example = "map (x : x.ini) (with pkgs.unixODBCDrivers; [ mysql psql psqlng ] )";
description = ''
specifies unix odbc drivers to be registered at /etc/odbcinst.ini.
Maybe you also want to add pkgs.unixODBC to the system path to get a
command line client t connnect to odbc databases.
'';
};
};
};
in
###### implementation
# unixODBC drivers (this solution is not perfect.. Because the user has to
# ask the admin to add a driver.. but it's simple and works
mkIf (config.environment.unixODBCDrivers != []) {
require = [
options
];
environment = {
etc = [
{ source =
let inis = config.environment.unixODBCDrivers;
in pkgs.writeText "odbcinst.ini" (pkgs.lib.concatStringsSep "\n" inis);
target = "odbcinst.ini";
}
];
};
}