Unify #'find-coding-system-magic-cookie-in-file, look_for_coding_system_magic_cookie() src/ChangeLog addition: 2012-09-07 Aidan Kehoe <kehoea@parhasard.net> * file-coding.c: * file-coding.c (snarf_coding_system): Take a new parameter, FIND_CODING_SYSTEM_P, which indicates that find_coding_system() should be called. * file-coding.c (look_for_coding_system_magic_cookie): * file-coding.c (determine_real_coding_system): * file-coding.c (undecided_convert): Use this parameter. * file-coding.c (Ffind_coding_system_magic_cookie_in_file): New, moved from files.el, so we can use look_for_coding_system_magic_cookie's implementation. * file-coding.c (syms_of_file_coding): Make Ffind_coding_system_magic_cookie_in_file available. lisp/ChangeLog addition: 2012-09-07 Aidan Kehoe <kehoea@parhasard.net> * files.el: * files.el (find-coding-system-magic-cookie-in-file): Removed. Move this to C, so we can use look_for_coding_system_magic_cookie().