interfacing.asciidoc: Fix some errors in the interactive sample

Fixes #1891

1 files changed, 2 insertions, 2 deletions

diff --git a/doc/interfacing.asciidoc b/doc/interfacing.asciidoc
index 1b3f8d10..0d922b5b 100644
--- a/doc/interfacing.asciidoc
+++ b/doc/interfacing.asciidoc
@@ -62,8 +62,8 @@ The common pattern to do that is to use a fifo buffer:
      # run command detached from the shell
      ( run command here > ${output} ) > /dev/null 2>&1 < /dev/null &
      # Open the file in Kakoune and add a hook to remove the fifo
-     echo "edit! -fifo %{output} *buffer-name*
-           hook buffer BufClose .* %{ nop %sh{ rm -r $(dirname ${output}} }"
+     echo "edit! -fifo ${output} *buffer-name*
+           hook buffer BufClose .* %{ nop %sh{ rm -r $(dirname ${output})} }"
 }
 -----