nix3-config(1)              General Commands Manual             nix3-config(1)


              Warning
              This program is experimental and its interface is subject to
              change.

Name
       nix config - manipulate the Nix configuration

Synopsis
       nix config [option<?>] subcommand

       where subcommand is one of the following:

       :

       o  nix config show - show the Nix configuration or the value of a
          specific setting

       :

       o  nix config check - check your system for potential problems and
          print a PASS or FAIL for each check

Options
   Logging-related options
       o  --debug

          Set the logging verbosity level to `debug'.

       o  --log-format format

          Set the format of log output; one of raw, internal-json, bar or bar-
          with-logs.

       o  --print-build-logs / -L

          Print full build logs on standard error.

       o  --quiet

          Decrease the logging verbosity level.

       o  --verbose / -v

          Increase the logging verbosity level.

   Miscellaneous global options
       o  --help

          Show usage information.

       o  --offline

          Disable substituters and consider all previously downloaded files
          up-to-date.

       o  --option name value

          Set the Nix configuration setting name to value (overriding
          nix.conf).

       o  --refresh

          Consider all previously downloaded files out-of-date.

       o  --version

          Show version information.

          Note

          See man nix.conf for overriding configuration settings with command
          line flags.

                                                                nix3-config(1)