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include Stdlib.Filename
let split_extension fn =
let ext = extension fn in
(String.sub fn ~pos:0 ~len:(String.length fn - String.length ext), ext)
let split_extension_after_dot fn =
match extension fn with
| "" -> (fn, "")
| s -> String.split_n fn (String.length fn - String.length s + 1)
type program_name_kind =
| In_path
| Relative_to_current_dir
| Absolute
let analyze_program_name fn =
if not (is_relative fn) then
Absolute
else if String.contains fn '/' || (Stdlib.Sys.win32 && String.contains fn '\\')
then
Relative_to_current_dir
else
In_path