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| author | Graham Christensen <graham@grahamc.com> | 2018-09-19T17·01-0400 |
|---|---|---|
| committer | Graham Christensen <graham@grahamc.com> | 2018-09-19T17·01-0400 |
| commit | be9e356e614a95e7ab839584c9d95838be1d0002 (patch) | |
| tree | a98acae0d3b0662a1e4acf3482590f0e09e58d0d /doc/manual | |
| parent | 10a7f199372c4bca5d81030e8a39ca7537ea47ca (diff) | |
nix-shell: document double quotes being necessary for a simple Nix expression in the shebang
Diffstat (limited to 'doc/manual')
| -rw-r--r-- | doc/manual/command-ref/nix-shell.xml | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/doc/manual/command-ref/nix-shell.xml b/doc/manual/command-ref/nix-shell.xml index 3f12dda040ad..cb443c888d3d 100644 --- a/doc/manual/command-ref/nix-shell.xml +++ b/doc/manual/command-ref/nix-shell.xml @@ -317,6 +317,20 @@ while (my $token = $p->get_tag("a")) { </para> +<para>Sometimes you need to pass a simple Nix expression to customize +a package like Terraform: + +<programlisting><![CDATA[ +#! /usr/bin/env nix-shell +#! nix-shell -i bash -p "terraform.withPlugins (plugins: [ plugins.openstack ])" + +terraform apply +]]></programlisting> + +<note><para>You must use double quotes (<literal>"</literal>) when +passing a simple Nix expression in a nix-shell shebang.</para></note> +</para> + <para>Finally, using the merging of multiple nix-shell shebangs the following Haskell script uses a specific branch of Nixpkgs/NixOS (the 18.03 stable branch): |