Add sample compile_flags.txt generator

config/nvim/init.vim

@@ -15,6 +15,7 @@ hi Whitespace ctermfg=233
 hi SignColumn ctermbg=233
 
 nnoremap <F5> :set list!<cr>
+nnoremap <F12> :!sample-compile-flags<cr>
 
 noremap - ddp
 nnoremap _ ddkP

local/bin/sample-compile-flags

@@ -0,0 +1,3 @@
+#!/bin/sh
+
+[ -e compile_flags.txt ] || printf '%s\n%s\n' '-I' '.' > compile_flags.txt