Patdiff_lib.Compare_coreval diff_files :
Configuration.t ->
prev_file:string ->
next_file:string ->
[ `Different | `Same ]val diff_dirs :
Configuration.t ->
prev_file:string ->
next_file:string ->
file_filter:(Find_files.file_info -> bool) option ->
[ `Different | `Same ]val diff_strings :
?print_global_header:bool ->
Configuration.t ->
prev:Patdiff_core.diff_input ->
next:Patdiff_core.diff_input ->
[ `Different of string | `Same ]