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Diffstat (limited to 'nixos/doc/manual/configuration/ad-hoc-packages.xml')
| -rw-r--r-- | nixos/doc/manual/configuration/ad-hoc-packages.xml | 26 |
1 files changed, 5 insertions, 21 deletions
diff --git a/nixos/doc/manual/configuration/ad-hoc-packages.xml b/nixos/doc/manual/configuration/ad-hoc-packages.xml index c7e882d846fa..f15a22469a0b 100644 --- a/nixos/doc/manual/configuration/ad-hoc-packages.xml +++ b/nixos/doc/manual/configuration/ad-hoc-packages.xml @@ -6,33 +6,18 @@ <title>Ad-Hoc Package Management</title> <para> - With the command <command>nix-env</command>, you can install and uninstall - packages from the command line. For instance, to install Mozilla Thunderbird: + With the command <command>nix-env</command>, you can install and uninstall packages from the command line. For instance, to install Mozilla Thunderbird: <screen> <prompt>$ </prompt>nix-env -iA nixos.thunderbird</screen> - If you invoke this as root, the package is installed in the Nix profile - <filename>/nix/var/nix/profiles/default</filename> and visible to all users - of the system; otherwise, the package ends up in - <filename>/nix/var/nix/profiles/per-user/<replaceable>username</replaceable>/profile</filename> - and is not visible to other users. The <option>-A</option> flag specifies the - package by its attribute name; without it, the package is installed by - matching against its package name (e.g. <literal>thunderbird</literal>). The - latter is slower because it requires matching against all available Nix - packages, and is ambiguous if there are multiple matching packages. + If you invoke this as root, the package is installed in the Nix profile <filename>/nix/var/nix/profiles/default</filename> and visible to all users of the system; otherwise, the package ends up in <filename>/nix/var/nix/profiles/per-user/<replaceable>username</replaceable>/profile</filename> and is not visible to other users. The <option>-A</option> flag specifies the package by its attribute name; without it, the package is installed by matching against its package name (e.g. <literal>thunderbird</literal>). The latter is slower because it requires matching against all available Nix packages, and is ambiguous if there are multiple matching packages. </para> <para> - Packages come from the NixOS channel. You typically upgrade a package by - updating to the latest version of the NixOS channel: + Packages come from the NixOS channel. You typically upgrade a package by updating to the latest version of the NixOS channel: <screen> <prompt>$ </prompt>nix-channel --update nixos </screen> - and then running <literal>nix-env -i</literal> again. Other packages in the - profile are <emphasis>not</emphasis> affected; this is the crucial difference - with the declarative style of package management, where running - <command>nixos-rebuild switch</command> causes all packages to be updated to - their current versions in the NixOS channel. You can however upgrade all - packages for which there is a newer version by doing: + and then running <literal>nix-env -i</literal> again. Other packages in the profile are <emphasis>not</emphasis> affected; this is the crucial difference with the declarative style of package management, where running <command>nixos-rebuild switch</command> causes all packages to be updated to their current versions in the NixOS channel. You can however upgrade all packages for which there is a newer version by doing: <screen> <prompt>$ </prompt>nix-env -u '*' </screen> @@ -53,8 +38,7 @@ </para> <para> - <command>nix-env</command> has many more flags. For details, see the - <citerefentry> + <command>nix-env</command> has many more flags. For details, see the <citerefentry> <refentrytitle>nix-env</refentrytitle> <manvolnum>1</manvolnum></citerefentry> manpage or the Nix manual. </para> |