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authorJustin Humm <justin.humm@posteo.de>2018-04-03T21·26+0200
committerJustin Humm <justin.humm@posteo.de>2018-04-03T21·26+0200
commit045eb8440964ab6dbd61c51e831edc9c7bb9ef2a (patch)
tree6633e521e46dcf3e8b669ab8db8b6402afc622ea /doc/manual/expressions/builtins.xml
parent3fbaa230a23ef47100eb1f117008a1cee85fcf5e (diff)
document that writeTextFile from Nixpkgs is an alternative to builtins.toFile
Diffstat (limited to 'doc/manual/expressions/builtins.xml')
-rw-r--r--doc/manual/expressions/builtins.xml5
1 files changed, 4 insertions, 1 deletions
diff --git a/doc/manual/expressions/builtins.xml b/doc/manual/expressions/builtins.xml
index 47b98460adf6..ac1fe7e2fafe 100644
--- a/doc/manual/expressions/builtins.xml
+++ b/doc/manual/expressions/builtins.xml
@@ -1203,7 +1203,10 @@ in foo</programlisting>
 
     This is not allowed because it would cause a cyclic dependency in
     the computation of the cryptographic hashes for
-    <varname>foo</varname> and <varname>bar</varname>.</para></listitem>
+    <varname>foo</varname> and <varname>bar</varname>.</para>
+    <para>It is also not possible to reference the result of a derivation. 
+    If you are using Nixpkgs, the <literal>writeTextFile</literal> function is able to 
+    do that.</para></listitem>
 
   </varlistentry>