Ensure all headers have #pragma once and are in API docs

`///@file` makes them show up in the internal API dos. A tiny few were missing `#pragma once`.
2023-03-31 23:18:41 -04:00
parent abd5e7dec0
commit f4ab297b31
145 changed files with 163 additions and 0 deletions
--- a/src/libexpr/function-trace.hh
+++ b/src/libexpr/function-trace.hh
@@ -1,4 +1,5 @@
 #pragma once
+///@file

 #include "eval.hh"