* etags.c (Perl_functions): Tag packages and use them in sub tags.
(get_tag): Return a pointer to the tag that is found.
general cleanup and streamlining
* etags.c (LOOKING_AT): Use !intoken instead of iswhite.
(F_takeprec): Renamed from takeprec. All callers changed.
(F_getit): Renamed from getit. All callers changed.
(nocase_tail): Renamed from tail. All callers changed.
(Ada_getit): Renamed from adagetit. All callers changed.
(L_getit): Simplified by using get_tag.
(Perl_functions, Postscript_functions, erlang_attribute): Use the
modified LOOKING_AT.
(notinname): Removed '[' and added ')' to the recognised chars.
(LOOKING_AT, get_tag, PHP_functions): Use notinname.
(Ada_getit, Ada_funcs, Python_functions, Scheme_functions):
Clarified, using strneq or notinname.
(L_isdef, L_isquote): Removed.
(Lisp_functions, L_getit): Clarified.
changes for standalone compilation
* etags.c: (P_): Renamed to __P for consistency with config.h.
[HAVE_CONFIG_H]: Let config.h deal with __P.
[__STDC__] [!HAVE_CONFIG_H]: Define PTR as in config.h.
[!__STDC__] [!HAVE_CONFIG_H]: Do not undefine static, because
gperf code needs it.
[HAVE_CONFIG_H] [!PTR]: Define PTR (for use with Xemacs).
[HAVE_CONFIG_H] [!__P]: Define __P (for use with Xemacs).
(xmalloc, xrealloc): Use PTR instead of long *.
(bool): Make it a define, not a typedef, for C++ compilers.
(pattern): Members renamed to avoid name clash in some C++ compilers.
(get_language_from_langname): Use const argument.
separated by mouse-movement. When tracking mouse, only record
first and last mouse-movement event in same window.
Don't record mouse-movement events in keyboard macros.
to enlarge-window. Use save-selected-window. Don't try
to resize windows that end at the bottom "level".
Retry changing the sizes until the windows get the desired sizes.
Discount the minibuffer when computing total height available.
Call IT-setup-unicode-display here instead of adding it to
dos-codepage-setup-hook, so that Unicode display tables are set
before dos-codepage-setup-hook runs.
