Use a simple struct to implement compile time checks for the Lisp_Object type

2012-06-13T13:40:48+00:00

* configure.in: Rename --enable-use-lisp-union-type to
--enable-check-lisp-object-type and define CHECK_LISP_OBJECT_TYPE
instead of USE_LISP_UNION_TYPE.

* admin/make-emacs: Rename --union-type to --check-lisp-type.  Define
CHECK_LISP_OBJECT_TYPE insted of USE_LISP_UNION_TYPE.
* admin/CPP-DEFINES (DEBUG_LISP_OBJECT_TYPE): Renamed from
USE_LISP_UNION_TYPE.

* src/lisp.h (Lisp_Object) [CHECK_LISP_OBJECT_TYPE]: Define as struct
instead of union.
(XLI, XIL): Define.
(XHASH, XTYPE, XINT, XUINT, make_number, XSET, XPNTR, XUNTAG): Use
them.
* src/emacs.c (gdb_use_struct): Renamed from gdb_use_union.
* src/.gdbinit: Check gdb_use_struct instead of gdb_use_union.
* src/alloc.c (widen_to_Lisp_Object): Removed.
(mark_memory): Use XIL instead of widen_to_Lisp_Object.
* src/frame.c (delete_frame): Remove outdated comment.
* src/w32fns.c (Fw32_register_hot_key): Use XLI instead of checking
USE_LISP_UNION_TYPE.
(Fw32_unregister_hot_key): Likewise.
(Fw32_toggle_lock_key): Likewise.
* src/w32menu.c (add_menu_item): Likewise.
(w32_menu_display_help): Use XIL instead of checking
USE_LISP_UNION_TYPE.
* src/w32heap.c (allocate_heap): Don't check USE_LISP_UNION_TYPE.
(init_heap): Likewise.
* src/w32term.c (w32_read_socket): Update comment.

Add 2012 to FSF copyright years for Emacs files

2012-01-05T09:46:05+00:00

Fix typos.

2011-11-15T17:37:37+00:00

Refill some long/short copyright headers.

2011-01-26T08:36:39+00:00

Convert consecutive FSF copyright years to ranges.

2011-01-25T04:08:28+00:00

Nuke arch-tags.

2011-01-15T23:16:57+00:00

Add 2011 to FSF/AIST copyright years.

2011-01-02T23:50:46+00:00

2010-01-13T08:35:10+00:00

2009-01-08T04:24:42+00:00

Fix usage typo.

2008-06-25T07:47:09+00:00

emacs/admin/make-emacs, branch old-branches/python