(auto-coding-from-file-contents): Delete; merge functionality into
`set-auto-coding'.
(set-auto-coding): Move tests from `auto-coding-functions' so that
they have a lower priority than coding: tags. Put
`auto-coding-regexp-alist' tests before coding: tag tests.
(sgml-xml-auto-coding-function): Simply `intern' the match, and
test if it's a valid coding system.
(auto-coding-functions): Add `sgml-html-meta-auto-coding-function'.
(ibuffer-get-category): Delete.
(ibuffer-compile-make-eliding-form): Use `font-lock-face' instead
of categories.
(ibuffer-compile-format): Don't treat `name' category specially.
(ibuffer-column name): Use `font-lock-face'.
(filename-and-process): Ditto.
(ibuffer-buffer-name-category): Renamed to
`ibuffer-buffer-name-face'. Don't use categories.
(ibuffer-update-title-and-summary): Use `font-lock-face'.
(ibuffer-insert-filter-group): Ditto.
(ibuffer-mode): Don't set up categories.
(turn-on-font-lock-if-enabled): Don't use it.
(font-lock-symbol-category-alist): Delete.
(font-lock-default-function): Use new `char-property-alias-alist' to
make `font-lock-face' an alias for `face' when font-lock mode is
enabled.
`default-text-properties' and the `category' property.
(default-text-properties): Note `char-property-alias-alist'.
(Special Properties): Document new property `font-lock-face'.
sequences supported by gcc.
(find_entries): rewind unconditionally.
(find_entries): Do not call language functions directly, now calls
itself.
(find_entries): Do general initialisations here.
(CNL_SAVE_DEFINEDEF, C_entries, LOOP_ON_INPUT_LINES, F_getit)
(Ada_getit, Pascal_functions, Pascal_functions)
(prolog_skip_comment): Do not do them here.
(readline_internal): Increment lineno here.
(readline): Conditionally undo readline_internal increment.
(readline): Do not return a value.
(STDIN): New constant.
(parsing_stdin): New flag.
(longopts): New option --parse-stdin=NAME.
(print_help): Document it.
(main): Handle it.
(process_file): Split into process_file and process_file_name.
(process_file_name): New function.
(TEX_defenv): Now contains more contructs.
(TEX_cmt): Make it a static char and move it before TeX_commands.
(TeX_commands): Shorten the tag to the brace after the name.
(TeX_commands): Names now include the initial backslash.
(TeX_commands): Names do not include numeric args #n.
(TeX_commands): Correct line char number in tags.
(TEX_tabent, TEX_token): Deleted.
(TeX_commands, TEX_decode_env): Streamlined.
