nvim: make paths less brittle

src/.config/nvim/makefile

@@ -1,9 +1,9 @@
 # makefile for compiling individual files from vim
 
 ~/.cache/termdebug/bin/%: %.cpp
-	mkdir -p ~/.cache/termdebug/bin/
+	@mkdir -p $(@D)
 	$(LINK.cpp) -g -Wall -Wpedantic -std=c++20 $^ $(LOADLIBES) $(LDLIBS) -o $@
 
 ~/.cache/termdebug/bin/%: %.c
-	mkdir -p ~/.cache/termdebug/bin/
+	@mkdir -p $(@D)
 	$(LINK.c) -g -Wall -Wpedantic $^ $(LOADLIBES) $(LDLIBS) -o $@

src/.config/nvim/vimspector.vim

@@ -29,7 +29,7 @@ nnoremap <silent> <leader>de :call vimspector#Reset()<cr>
 " write clipboard into input file
 function WriteInput()
 	let inputfile=$HOME .. "/.cache/termdebug/input/" .. expand("%:r")
-	echo "Written input to '" .. inputfile .. "'."
+	echo "Input written to '" .. inputfile .. "'."
 	call writefile(getreg('+', 1, 1), inputfile)
 endfunction
 nnoremap <silent> <leader>rw :call WriteInput()<cr>