Manual: Random indentation fixes
This commit is contained in:
Eelco Dolstra
parent
3db3ae3700
commit
eac06ed070
@ -325,7 +325,7 @@
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};
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};
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}
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</screen>
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</screen>
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<para>
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To install it into our environment, you can just run <literal>nix-env -iA
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@ -347,7 +347,7 @@
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};
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};
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}
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</screen>
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</screen>
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<para>
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<literal>pathsToLink</literal> tells Nixpkgs to only link the paths listed
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@ -383,7 +383,7 @@
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};
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};
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}
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</screen>
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</screen>
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<para>
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This provides us with some useful documentation for using our packages.
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@ -395,15 +395,15 @@
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{
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packageOverrides = pkgs: with pkgs; rec {
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myProfile = writeText "my-profile" ''
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export PATH=$HOME/.nix-profile/bin:/nix/var/nix/profiles/default/bin:/sbin:/bin:/usr/sbin:/usr/bin
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export MANPATH=$HOME/.nix-profile/share/man:/nix/var/nix/profiles/default/share/man:/usr/share/man
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export PATH=$HOME/.nix-profile/bin:/nix/var/nix/profiles/default/bin:/sbin:/bin:/usr/sbin:/usr/bin
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export MANPATH=$HOME/.nix-profile/share/man:/nix/var/nix/profiles/default/share/man:/usr/share/man
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'';
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myPackages = pkgs.buildEnv {
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name = "my-packages";
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paths = [
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(runCommand "profile" {} ''
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mkdir -p $out/etc/profile.d
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cp ${myProfile} $out/etc/profile.d/my-profile.sh
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mkdir -p $out/etc/profile.d
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cp ${myProfile} $out/etc/profile.d/my-profile.sh
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'')
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aspell
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bc
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@ -421,7 +421,7 @@ cp ${myProfile} $out/etc/profile.d/my-profile.sh
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};
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};
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}
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</screen>
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</screen>
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<para>
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For this to work fully, you must also have this script sourced when you are
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@ -438,7 +438,7 @@ if [ -d $HOME/.nix-profile/etc/profile.d ]; then
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fi
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done
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fi
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</screen>
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</screen>
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<para>
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Now just run <literal>source $HOME/.profile</literal> and you can starting
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@ -459,16 +459,16 @@ fi
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{
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packageOverrides = pkgs: with pkgs; rec {
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myProfile = writeText "my-profile" ''
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export PATH=$HOME/.nix-profile/bin:/nix/var/nix/profiles/default/bin:/sbin:/bin:/usr/sbin:/usr/bin
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export MANPATH=$HOME/.nix-profile/share/man:/nix/var/nix/profiles/default/share/man:/usr/share/man
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export INFOPATH=$HOME/.nix-profile/share/info:/nix/var/nix/profiles/default/share/info:/usr/share/info
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export PATH=$HOME/.nix-profile/bin:/nix/var/nix/profiles/default/bin:/sbin:/bin:/usr/sbin:/usr/bin
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export MANPATH=$HOME/.nix-profile/share/man:/nix/var/nix/profiles/default/share/man:/usr/share/man
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export INFOPATH=$HOME/.nix-profile/share/info:/nix/var/nix/profiles/default/share/info:/usr/share/info
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'';
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myPackages = pkgs.buildEnv {
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name = "my-packages";
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paths = [
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(runCommand "profile" {} ''
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mkdir -p $out/etc/profile.d
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cp ${myProfile} $out/etc/profile.d/my-profile.sh
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mkdir -p $out/etc/profile.d
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cp ${myProfile} $out/etc/profile.d/my-profile.sh
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'')
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aspell
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bc
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@ -485,17 +485,17 @@ cp ${myProfile} $out/etc/profile.d/my-profile.sh
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pathsToLink = [ "/share/man" "/share/doc" "/share/info" "/bin" "/etc" ];
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extraOutputsToInstall = [ "man" "doc" "info" ];
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postBuild = ''
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if [ -x $out/bin/install-info -a -w $out/share/info ]; then
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shopt -s nullglob
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for i in $out/share/info/*.info $out/share/info/*.info.gz; do
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$out/bin/install-info $i $out/share/info/dir
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done
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fi
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if [ -x $out/bin/install-info -a -w $out/share/info ]; then
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shopt -s nullglob
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for i in $out/share/info/*.info $out/share/info/*.info.gz; do
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$out/bin/install-info $i $out/share/info/dir
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done
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fi
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'';
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};
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};
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}
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</screen>
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</screen>
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<para>
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<literal>postBuild</literal> tells Nixpkgs to run a command after building
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@ -1,7 +1,7 @@
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<chapter xmlns="http://docbook.org/ns/docbook"
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xmlns:xlink="http://www.w3.org/1999/xlink"
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xmlns:xlink="http://www.w3.org/1999/xlink"
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xmlns:xi="http://www.w3.org/2001/XInclude"
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xml:id="chap-functions">
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xml:id="chap-functions">
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<title>Functions reference</title>
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<para>
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The nixpkgs repository has several utility functions to manipulate Nix
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@ -31,12 +31,16 @@
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<para>
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Example usages:
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<programlisting>pkgs.foo.override { arg1 = val1; arg2 = val2; ... }</programlisting>
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<programlisting>import pkgs.path { overlays = [ (self: super: {
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foo = super.foo.override { barSupport = true ; };
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})]};</programlisting>
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<programlisting>mypkg = pkgs.callPackage ./mypkg.nix {
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mydep = pkgs.mydep.override { ... };
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}</programlisting>
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<programlisting>
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import pkgs.path { overlays = [ (self: super: {
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foo = super.foo.override { barSupport = true ; };
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})]};
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</programlisting>
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<programlisting>
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mypkg = pkgs.callPackage ./mypkg.nix {
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mydep = pkgs.mydep.override { ... };
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}
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</programlisting>
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</para>
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<para>
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@ -61,9 +65,11 @@
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<para>
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Example usage:
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<programlisting>helloWithDebug = pkgs.hello.overrideAttrs (oldAttrs: rec {
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separateDebugInfo = true;
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});</programlisting>
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<programlisting>
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helloWithDebug = pkgs.hello.overrideAttrs (oldAttrs: rec {
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separateDebugInfo = true;
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});
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</programlisting>
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</para>
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<para>
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@ -134,14 +140,16 @@
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<para>
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Example usage:
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<programlisting>mySed = pkgs.gnused.overrideDerivation (oldAttrs: {
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name = "sed-4.2.2-pre";
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src = fetchurl {
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url = ftp://alpha.gnu.org/gnu/sed/sed-4.2.2-pre.tar.bz2;
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sha256 = "11nq06d131y4wmf3drm0yk502d2xc6n5qy82cg88rb9nqd2lj41k";
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};
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patches = [];
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});</programlisting>
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<programlisting>
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mySed = pkgs.gnused.overrideDerivation (oldAttrs: {
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name = "sed-4.2.2-pre";
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src = fetchurl {
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url = ftp://alpha.gnu.org/gnu/sed/sed-4.2.2-pre.tar.bz2;
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sha256 = "11nq06d131y4wmf3drm0yk502d2xc6n5qy82cg88rb9nqd2lj41k";
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};
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patches = [];
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});
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</programlisting>
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</para>
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<para>
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@ -181,8 +189,10 @@
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<para>
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Example usage:
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<programlisting>f = { a, b }: { result = a+b; }
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c = lib.makeOverridable f { a = 1; b = 2; }</programlisting>
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<programlisting>
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f = { a, b }: { result = a+b; };
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c = lib.makeOverridable f { a = 1; b = 2; };
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</programlisting>
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</para>
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<para>
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@ -482,29 +492,29 @@ merge:"diff3"
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<example xml:id='ex-dockerTools-buildImage'>
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<title>Docker build</title>
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<programlisting>
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buildImage {
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name = "redis"; <co xml:id='ex-dockerTools-buildImage-1' />
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tag = "latest"; <co xml:id='ex-dockerTools-buildImage-2' />
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buildImage {
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name = "redis"; <co xml:id='ex-dockerTools-buildImage-1' />
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tag = "latest"; <co xml:id='ex-dockerTools-buildImage-2' />
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fromImage = someBaseImage; <co xml:id='ex-dockerTools-buildImage-3' />
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fromImageName = null; <co xml:id='ex-dockerTools-buildImage-4' />
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fromImageTag = "latest"; <co xml:id='ex-dockerTools-buildImage-5' />
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fromImage = someBaseImage; <co xml:id='ex-dockerTools-buildImage-3' />
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fromImageName = null; <co xml:id='ex-dockerTools-buildImage-4' />
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fromImageTag = "latest"; <co xml:id='ex-dockerTools-buildImage-5' />
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contents = pkgs.redis; <co xml:id='ex-dockerTools-buildImage-6' />
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runAsRoot = '' <co xml:id='ex-dockerTools-buildImage-runAsRoot' />
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#!${stdenv.shell}
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mkdir -p /data
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'';
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contents = pkgs.redis; <co xml:id='ex-dockerTools-buildImage-6' />
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runAsRoot = '' <co xml:id='ex-dockerTools-buildImage-runAsRoot' />
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#!${stdenv.shell}
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mkdir -p /data
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'';
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config = { <co xml:id='ex-dockerTools-buildImage-8' />
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Cmd = [ "/bin/redis-server" ];
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WorkingDir = "/data";
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Volumes = {
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"/data" = {};
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};
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config = { <co xml:id='ex-dockerTools-buildImage-8' />
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Cmd = [ "/bin/redis-server" ];
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WorkingDir = "/data";
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Volumes = {
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"/data" = {};
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};
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}
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</programlisting>
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};
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}
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</programlisting>
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</example>
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<para>
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@ -647,15 +657,15 @@ merge:"diff3"
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<example xml:id='ex-dockerTools-pullImage'>
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<title>Docker pull</title>
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<programlisting>
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pullImage {
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imageName = "nixos/nix"; <co xml:id='ex-dockerTools-pullImage-1' />
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imageDigest = "sha256:20d9485b25ecfd89204e843a962c1bd70e9cc6858d65d7f5fadc340246e2116b"; <co xml:id='ex-dockerTools-pullImage-2' />
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finalImageTag = "1.11"; <co xml:id='ex-dockerTools-pullImage-3' />
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sha256 = "0mqjy3zq2v6rrhizgb9nvhczl87lcfphq9601wcprdika2jz7qh8"; <co xml:id='ex-dockerTools-pullImage-4' />
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os = "linux"; <co xml:id='ex-dockerTools-pullImage-5' />
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arch = "x86_64"; <co xml:id='ex-dockerTools-pullImage-6' />
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}
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</programlisting>
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pullImage {
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imageName = "nixos/nix"; <co xml:id='ex-dockerTools-pullImage-1' />
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imageDigest = "sha256:20d9485b25ecfd89204e843a962c1bd70e9cc6858d65d7f5fadc340246e2116b"; <co xml:id='ex-dockerTools-pullImage-2' />
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finalImageTag = "1.11"; <co xml:id='ex-dockerTools-pullImage-3' />
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sha256 = "0mqjy3zq2v6rrhizgb9nvhczl87lcfphq9601wcprdika2jz7qh8"; <co xml:id='ex-dockerTools-pullImage-4' />
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os = "linux"; <co xml:id='ex-dockerTools-pullImage-5' />
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arch = "x86_64"; <co xml:id='ex-dockerTools-pullImage-6' />
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}
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</programlisting>
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</example>
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<calloutlist>
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@ -677,9 +687,9 @@ merge:"diff3"
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exactly which image you want. By default it will match the OS and
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architecture of the host the command is run on.
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<programlisting>
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$ nix-shell --packages skopeo jq --command "skopeo --override-os linux --override-arch x86_64 inspect docker://docker.io/nixos/nix:1.11 | jq -r '.Digest'"
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sha256:20d9485b25ecfd89204e843a962c1bd70e9cc6858d65d7f5fadc340246e2116b
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</programlisting>
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$ nix-shell --packages skopeo jq --command "skopeo --override-os linux --override-arch x86_64 inspect docker://docker.io/nixos/nix:1.11 | jq -r '.Digest'"
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sha256:20d9485b25ecfd89204e843a962c1bd70e9cc6858d65d7f5fadc340246e2116b
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</programlisting>
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This argument is required.
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</para>
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</callout>
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@ -737,13 +747,13 @@ merge:"diff3"
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<example xml:id='ex-dockerTools-exportImage'>
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<title>Docker export</title>
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<programlisting>
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exportImage {
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fromImage = someLayeredImage;
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fromImageName = null;
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fromImageTag = null;
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exportImage {
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fromImage = someLayeredImage;
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fromImageName = null;
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fromImageTag = null;
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name = someLayeredImage.name;
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}
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name = someLayeredImage.name;
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}
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</programlisting>
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</example>
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@ -774,19 +784,19 @@ merge:"diff3"
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<example xml:id='ex-dockerTools-shadowSetup'>
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<title>Shadow base files</title>
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<programlisting>
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buildImage {
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name = "shadow-basic";
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buildImage {
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name = "shadow-basic";
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runAsRoot = ''
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#!${stdenv.shell}
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${shadowSetup}
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groupadd -r redis
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useradd -r -g redis redis
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mkdir /data
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chown redis:redis /data
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'';
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}
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</programlisting>
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runAsRoot = ''
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#!${stdenv.shell}
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${shadowSetup}
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groupadd -r redis
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useradd -r -g redis redis
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mkdir /data
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chown redis:redis /data
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'';
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}
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</programlisting>
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</example>
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<para>
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