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-rw-r--r--doc/plugins/write.mdwn5
1 files changed, 4 insertions, 1 deletions
diff --git a/doc/plugins/write.mdwn b/doc/plugins/write.mdwn
index a921b9a02..bb8012342 100644
--- a/doc/plugins/write.mdwn
+++ b/doc/plugins/write.mdwn
@@ -595,7 +595,10 @@ describes the plugin as a whole. For example:
hook(type => "genwrapper", id => "foo", call => \&genwrapper);
This hook is used to inject C code (which it returns) into the `main`
-function of the ikiwiki wrapper when it is being generated.
+function of the ikiwiki wrapper when it is being generated.
+
+The code runs before anything else -- in particular it runs before
+the suid wrapper has sanitized its environment.
## Exported variables