Use -once hooks to remove fifo directories

rc/base/lint.kak

@@ -28,10 +28,7 @@ define-command lint -docstring 'Parse the current buffer with a linter' %{
                   edit! -fifo $dir/fifo -debug *lint-output*
                   set-option buffer filetype make
                   set-option buffer make_current_error_line 0
-                  hook -always -group fifo buffer BufCloseFifo .* %{
-                      nop %sh{ rm -r '$dir' }
-                      remove-hooks buffer fifo
-                  }
+                  hook -always -once buffer BufCloseFifo .* %{ nop %sh{ rm -r '$dir' } }
               }"
 
         { # do the parsing in the background and when ready send to the session

rc/core/grep.kak

@@ -20,10 +20,7 @@ All the optional arguments are forwarded to the grep utility} \
                edit! -fifo ${output} -scroll *grep*
                set-option buffer filetype grep
                set-option buffer grep_current_line 0
-               hook -always -group fifo buffer BufCloseFifo .* %{
-                   nop %sh{ rm -r $(dirname ${output}) }
-                   remove-hooks buffer fifo
-               }
+               hook -always -once buffer BufCloseFifo .* %{ nop %sh{ rm -r $(dirname ${output}) } }
            }"
 }}
 

rc/core/make.kak

@@ -19,10 +19,7 @@ All the optional arguments are forwarded to the make utility} \
                edit! -fifo ${output} -scroll *make*
                set-option buffer filetype make
                set-option buffer make_current_error_line 0
-               hook -always -group fifo buffer BufCloseFifo .* %{
-                   nop %sh{ rm -r $(dirname ${output}) }
-                   remove-hooks buffer fifo
-               }
+               hook -always -once buffer BufCloseFifo .* %{ nop %sh{ rm -r $(dirname ${output}) } }
            }"
 }}
 

rc/extra/clang.kak

@@ -24,10 +24,7 @@ The syntaxic errors detected during parsing are shown when auto-diagnostics are
                   edit! -fifo ${dir}/fifo -debug *clang-output*
                   set-option buffer filetype make
                   set-option buffer make_current_error_line 0
-                  hook -always -group fifo buffer BufCloseFifo .* %{
-                      nop %sh{ rm -r ${dir} }
-                      remove-hooks buffer fifo
-                  }
+                  hook -once -always buffer BufCloseFifo .* %{ nop %sh{ rm -r ${dir} } }
               }"
         # this runs in a detached shell, asynchronously, so that kakoune does
         # not hang while clang is running. As completions references a cursor

rc/extra/git-tools.kak

@@ -53,10 +53,7 @@ Available commands:\n  add\n  rm\n  blame\n  commit\n  checkout\n  diff\n  hide-
         printf %s "evaluate-commands -try-client '$kak_opt_docsclient' %{
                   edit! -fifo ${output} *git*
                   set-option buffer filetype '${filetype}'
-                  hook -always -group fifo buffer BufCloseFifo .* %{
-                      nop %sh{ rm -r $(dirname ${output}) }
-                      remove-hooks buffer fifo
-                  }
+                  hook -always -once buffer BufCloseFifo .* %{ nop %sh{ rm -r $(dirname ${output}) } }
               }"
     }