Revert "Add the pre-build hook."

Going to reimplement differently.

This reverts commit 1e4a4a2e9fc382f47f58b448f3ee034cdd28218a.

1 files changed, 0 insertions, 33 deletions

diff --git a/doc/manual/command-ref/conf-file.xml b/doc/manual/command-ref/conf-file.xml
index 329d2e485..89b8aac78 100644
--- a/doc/manual/command-ref/conf-file.xml
+++ b/doc/manual/command-ref/conf-file.xml
@@ -562,39 +562,6 @@ flag, e.g. <literal>--option gc-keep-outputs false</literal>.</para>
   </varlistentry>
 
 
-  <varlistentry xml:id="conf-pre-build-hook"><term><literal>pre-build-hook</literal></term>
-
-    <listitem>
-
-      <para>If set, the path to a program that can set extra
-      derivation-specific settings for this system. This is used for settings
-      that can't be captured by the derivation model itself and are too
-      variable between different versions of the same system to be hard-coded
-      into nix.</para>
-
-      <para>The hook listens on <literal>stdin</literal> for a derivation path.
-      It can then send a series of commands to modify various settings, followed
-      by an empty line to indicate completion. The currently recognized commands
-      are:</para>
-
-      <variablelist>
-        <varlistentry xml:id="extra-chroot-dirs"><term><literal>extra-chroot-dirs</literal></term>
-
-          <listitem>
-
-            <para>Pass a list of files and directories to be included in the
-            chroot for this build. One entry per line, terminated by an empty
-            line.</para>
-
-          </listitem>
-
-        </varlistentry>
-      </variablelist>
-    </listitem>
-
-  </varlistentry>
-
-
 </variablelist>
 
 </para>