annotate src/lisp-disunion.h @ 4953:304aebb79cd3

function renamings to track names of char typedefs -------------------- ChangeLog entries follow: -------------------- man/ChangeLog addition: 2010-01-27 Ben Wing <ben@xemacs.org> * internals/internals.texi (lrecords): * internals/internals.texi (The DFC API): * internals/internals.texi (Conversion to and from External Data): * internals/internals.texi (Mule-izing Code): * internals/internals.texi (Pervasive changes throughout XEmacs sources): * internals/internals.texi (Ben's README): * internals/internals.texi (Future Work -- Localized Text/Messages): * emodules.texi (Defining Variables): Rename: write_c_string -> write_cistring build_intstring -> build_istring build_string -> build_cistring build_ext_string -> build_extstring make_ext_string -> make_extstring buffer_insert_c_string -> buffer_insert_ascstring intern_int -> intern_istring See comment in src/ChangeLog about this. modules/ChangeLog addition: 2010-01-27 Ben Wing <ben@xemacs.org> * postgresql/postgresql.c (print_pgconn): * postgresql/postgresql.c (print_pgresult): * postgresql/postgresql.c (Fpq_conn_defaults): * postgresql/postgresql.c (Fpq_pgconn): * postgresql/postgresql.c (Fpq_res_status): * postgresql/postgresql.c (Fpq_result_error_message): * postgresql/postgresql.c (Fpq_fname): * postgresql/postgresql.c (Fpq_get_value): * postgresql/postgresql.c (Fpq_cmd_status): * postgresql/postgresql.c (Fpq_cmd_tuples): * postgresql/postgresql.c (Fpq_notifies): * postgresql/postgresql.c (Fpq_get_line): * postgresql/postgresql.c (Fpq_get_line_async): * postgresql/postgresql.c (FROB): * postgresql/postgresql.c (init_postgresql_from_environment): * ldap/eldap.c: * ldap/eldap.c (Fldap_open): * ldap/eldap.c (Fldap_search_basic): * canna/canna_api.c: * canna/canna_api.c (make_euc_string): Rename: write_c_string -> write_cistring build_intstring -> build_istring build_string -> build_cistring build_ext_string -> build_extstring make_ext_string -> make_extstring buffer_insert_c_string -> buffer_insert_ascstring intern_int -> intern_istring See comment in src/ChangeLog about this. src/ChangeLog addition: 2010-01-27 Ben Wing <ben@xemacs.org> * .gdbinit.in.in: * README: * abbrev.c (write_abbrev): * abbrev.c (describe_abbrev): * alloc.c (make_extstring): * alloc.c (build_istring): * alloc.c (build_cistring): * alloc.c (build_ascstring): * alloc.c (build_extstring): * alloc.c (build_msg_istring): * alloc.c (build_defer_istring): * buffer.c (Fgenerate_new_buffer_name): * buffer.c (init_buffer_2): * console-tty.c (tty_init_console): * console-x.c (get_display_arg_connection): * console-x.c (x_perhaps_init_unseen_key_defaults): * database.c (dbm_map): * database.c (dbm_get): * database.c (berkdb_get): * database.c (berkdb_map): * device-gtk.c (FROB_PIXMAP): * device-gtk.c (Fgtk_style_info): * device-msw.c (msprinter_default_printer): * device-msw.c (sync_printer_with_devmode): * device-x.c (coding_system_of_xrm_database): * device-x.c (x_init_device): * device-x.c (signal_if_x_error): * device-x.c (Fx_get_resource): * device-x.c (Fx_server_vendor): * device-x.c (Fx_get_font_path): * dialog-x.c (maybe_run_dbox_text_callback): * doc.c (extract_object_file_name): * doc.c (unparesseuxify_doc_string): * doc.c (get_doc_string): * doc.c (get_object_file_name): * doc.c (Fdocumentation): * doc.c (Fsnarf_documentation): * doc.c (Fsubstitute_command_keys): * editfns.c (init_editfns): * editfns.c (Ftemp_directory): * editfns.c (Fuser_login_name): * editfns.c (Fuser_real_login_name): * editfns.c (Fuser_home_directory): * editfns.c (Fformat_time_string): * editfns.c (Fcurrent_time_string): * editfns.c (Fcurrent_time_zone): * emacs.c: * emacs.c (main_1): * emodules.c (Flist_modules): * emodules.c (emodules_load): * emodules.c (emodules_doc_sym): * emodules.c (vars_of_module): * event-Xt.c (x_has_keysym): * event-gtk.c (emacs_gtk_format_magic_event): * event-gtk.c (dragndrop_data_received): * event-gtk.c (gtk_reset_key_mapping): * event-msw.c (mswindows_dde_callback): * event-msw.c (mswindows_wnd_proc): * faces.c (complex_vars_of_faces): * file-coding.c (find_coding_system): * file-coding.c (setup_eol_coding_systems): * file-coding.c (make_coding_system_1): * file-coding.c (snarf_coding_system): * fileio.c: * fileio.c (lisp_strerror): * fileio.c (Ffile_name_directory): * fileio.c (Ffile_name_as_directory): * fileio.c (Fdirectory_file_name): * fileio.c (if): * fileio.c (Ffile_symlink_p): * fileio.c (Fencrypt_string): * fileio.c (Fdecrypt_string): * filelock.c (lock_file): * filelock.c (Ffile_locked_p): * floatfns.c (matherr): * font-mgr.c (build_fcapi_string): * font-mgr.c (make_xlfd_font_regexp): * frame-msw.c (mswindows_window_id): * frame-msw.c (mswindows_frame_property): * frame-x.c: * frame-x.c (color_to_string): * frame-x.c (maybe_set_frame_title_format): * frame-x.c (x_cde_transfer_callback): * frame-x.c (Fx_window_id): * glade.c (connector): * glade.c (Fglade_xml_textdomain): * glade.c (syms_of_glade): * glyphs-eimage.c (jpeg_instantiate): * glyphs-eimage.c (png_instantiate): * glyphs-eimage.c (tiff_instantiate): * glyphs-gtk.c (font_instantiate): * glyphs-gtk.c (BUILD_GLYPH_INST): * glyphs-x.c (x_locate_pixmap_file): * glyphs-x.c (font_instantiate): * glyphs-x.c (x_widget_property): * glyphs-x.c (BUILD_GLYPH_INST): * glyphs.c (print_image_instance): * glyphs.c (bitmap_to_lisp_data): * glyphs.c (pixmap_to_lisp_data): * gpmevent.c (turn_off_gpm): * gpmevent.c (Fgpm_enabled_p): * gpmevent.c (Fgpm_enable): * gtk-glue.c (__make_string_mapper): * gtk-glue.c (xemacs_gtklist_to_list): * gtk-xemacs.c (FROB_FACE): * gtk-xemacs.c (xemacs_gtk_convert_color): * hpplay.c (player_error_internal): * hpplay.c (myHandler): * insdel.c (buffer_insert_ascstring_1): * insdel.h: * insdel.h (buffer_insert_ascstring): * intl.c (Fcurrent_locale): * intl.c (Fset_current_locale): * keymap.c (make_key_description): * keymap.c (Ftext_char_description): * keymap.c (describe_command): * keymap.c (describe_map): * lisp.h: * lread.c: * lread.c (locate_file_in_directory_mapper): * lread.c (locate_file_construct_suffixed_files_mapper): * mule-charset.c (Fmake_charset): * nt.c (Fmswindows_short_file_name): * nt.c (Fmswindows_long_file_name): * objects-gtk.c (__get_gtk_font_truename): * objects-gtk.c (__gtk_font_list_internal): * objects-msw.c (font_enum_callback_2): * objects-msw.c (create_hfont_from_font_spec): * objects-msw.c (mswindows_font_list): * objects-msw.c (mswindows_font_spec_matches_charset_stage_2): * objects-tty.c (tty_initialize_font_instance): * objects-x.c (x_font_truename): * objects-x.c (x_font_instance_truename): * objects-x.c (x_font_instance_properties): * objects-x.c (x_font_list): * print.c (write_cistring): * print.c (print_vector_internal): * print.c (print_cons): * process-nt.c (nt_canonicalize_host_name): * process-unix.c (unix_create_process): * process-unix.c (unix_canonicalize_host_name): * process.c (status_message): * process.c (status_notify): * process.c (init_xemacs_process): * process.c (syms_of_process): * redisplay-tty.c (term_get_fkeys_1): * redisplay-tty.c (CONDITIONAL_REASSIGN): * search.c (compile_pattern_1): * select-common.h (selection_data_to_lisp_data): * select-gtk.c (atom_to_symbol): * select-gtk.c (PROCESSING_GTK_CODE): * select-msw.c (mswindows_get_foreign_selection): * select-x.c (x_atom_to_symbol): * select-x.c (Fx_get_cutbuffer_internal): * symbols.c (intern_istring): * symbols.c (intern): * symbols.c (intern_converting_underscores_to_dashes): * symbols.c (Fintern): * sysdep.c (init_system_name): * sysdll.c (dll_error): * sysdll.c (dll_open): * syswindows.h: * syswindows.h (build_tstr_string): * tests.c (DFC_CHECK_LENGTH): * tests.c (DFC_CHECK_CONTENT): * tests.c (DFC_RESULT_PASS): * tests.c (Ftest_data_format_conversion): * text.c: * text.c (new_dfc_convert_now_damn_it): * text.h: * text.h (build_wext_string): * tooltalk.c (tt_build_c_string): * tooltalk.c (Ftooltalk_default_procid): * tooltalk.c (Ftooltalk_default_session): * tooltalk.c (init_tooltalk): * ui-byhand.c (Fgtk_clist_get_text): * ui-byhand.c (Fgtk_clist_get_pixtext): * ui-byhand.c (Fgtk_label_get): * ui-byhand.c (Fgtk_notebook_query_tab_label_packing): * ui-gtk.c (emacs_gtk_object_printer): * ui-gtk.c (emacs_gtk_boxed_printer): * ui-gtk.c (gtk_type_to_lisp): * ui-gtk.c (symbol_to_enum): * ui-gtk.c (enum_to_symbol): * unexaix.c (report_error): * unexaix.c (ERROR0): * unexec.c (report_error): * unexec.c (ERROR0): * unicode.c (unicode_to_ichar): * win32.c (tstr_to_local_file_format): * win32.c (Fmswindows_cygwin_to_win32_path): * win32.c (struct read_link_hash): * xemacs.def.in.in: Rename: write_c_string -> write_cistring build_intstring -> build_istring build_string -> build_cistring build_ext_string -> build_extstring make_ext_string -> make_extstring buffer_insert_c_string -> buffer_insert_ascstring intern_int -> intern_istring These functions have been renamed so that the naming harmonizes with the typedefs for strings: `cistring' along with CIbyte *, `istring' along with Ibyte *, `extstring' along with Extbyte *, `ascstring' along with Ascbyte *. Also make buffer_insert_ascstring take Ascbyte * and assert that its argument is ASCII.
author Ben Wing <ben@xemacs.org>
date Wed, 27 Jan 2010 00:35:36 -0600
parents 184461bc8de4
children ae48681c47fa
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1 /* Fundamental definitions for XEmacs Lisp interpreter -- non-union objects.
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2 Copyright (C) 1985, 1986, 1987, 1992, 1993 Free Software Foundation, Inc.
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3 Copyright (C) 2001, 2002 Ben Wing.
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4
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5 This file is part of XEmacs.
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6
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7 XEmacs is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation; either version 2, or (at your option) any
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10 later version.
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11
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12 XEmacs is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with XEmacs; see the file COPYING. If not, write to
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19 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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20 Boston, MA 02111-1307, USA. */
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21
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22 /* Synched up with: FSF 19.30. Split out from lisp.h. */
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23 /* This file has diverged greatly from FSF Emacs. Syncing is no
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24 longer desirable or possible */
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25
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26 /*
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27 Format of a non-union-type Lisp Object
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28
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29 3 2 1 0
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30 bit 10987654321098765432109876543210
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31 --------------------------------
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32 VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVTT
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33
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34 Integers are treated specially, and look like this:
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35
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36 3 2 1 0
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37 bit 10987654321098765432109876543210
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38 --------------------------------
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39 VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVT
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41 For integral Lisp types, i.e. integers and characters, the value
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42 bits are the Lisp object. Some people call such Lisp_Objects "immediate".
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44 The object is obtained by masking off the type bits.
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45 Bit 1 is used as a value bit by splitting the Lisp integer type
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46 into two subtypes, Lisp_Type_Int_Even and Lisp_Type_Int_Odd.
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47 By this trickery we get 31 bits for integers instead of 30.
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49 For non-integral types, the value bits of a Lisp_Object contain
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50 a pointer to a structure containing the object. The pointer is
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51 obtained by masking off the type and mark bits.
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52
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53 All pointer-based types are coalesced under a single type called
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54 Lisp_Type_Record. The type bits for this type are required by the
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55 implementation to be 00, just like the least significant bits of
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56 word-aligned struct pointers on 32-bit hardware. This requires that
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57 all structs implementing Lisp_Objects have an alignment of at least 4
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58 bytes. Because of this, Lisp_Object pointers don't have to be masked
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59 and are full-sized.
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60
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61 There are no mark bits in the Lisp_Object itself (there used to be).
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62
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63 Integers and characters don't need to be marked. All other types are
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64 lrecord-based, which means they get marked by setting the mark bit in
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65 the struct lrecord_header.
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66
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67 Here is a brief description of the following macros:
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68
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69 XTYPE The type bits of a Lisp_Object
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70 XPNTRVAL The value bits of a Lisp_Object storing a pointer
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71 XCHARVAL The value bits of a Lisp_Object storing a Ichar
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72 XREALINT The value bits of a Lisp_Object storing an integer, signed
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73 XUINT The value bits of a Lisp_Object storing an integer, unsigned
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74 INTP Non-zero if this Lisp_Object is an integer
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75 Qzero Lisp Integer 0
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76 EQ Non-zero if two Lisp_Objects are identical, not merely equal. */
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79 typedef EMACS_INT Lisp_Object;
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80
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81 #define Lisp_Type_Int_Bit (Lisp_Type_Int_Even & Lisp_Type_Int_Odd)
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82 #define VALMASK (((1UL << VALBITS) - 1UL) << GCTYPEBITS)
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83 #define XTYPE(x) ((enum Lisp_Type) (((EMACS_UINT)(x)) & ~VALMASK))
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84 #define XPNTRVAL(x) (x) /* This depends on Lisp_Type_Record == 0 */
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85 #define XCHARVAL(x) ((x) >> GCBITS)
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86 #define XREALINT(x) ((x) >> INT_GCBITS)
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87 #define XUINT(x) ((EMACS_UINT)(x) >> INT_GCBITS)
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89 #define wrap_pointer_1(ptr) ((Lisp_Object) (ptr))
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90
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91 DECLARE_INLINE_HEADER (
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92 Lisp_Object
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93 make_int_verify (EMACS_INT val)
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94 )
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95 {
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96 Lisp_Object obj = (Lisp_Object) ((val << INT_GCBITS) | Lisp_Type_Int_Bit);
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97 type_checking_assert (XREALINT (obj) == val);
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98 return obj;
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99 }
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100
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101 #define make_int(x) ((Lisp_Object) (((x) << INT_GCBITS) | Lisp_Type_Int_Bit))
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102
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103 #define make_char_1(x) ((Lisp_Object) (((x) << GCBITS) | Lisp_Type_Char))
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104
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105 #define INTP(x) ((EMACS_UINT)(x) & Lisp_Type_Int_Bit)
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106 #define INT_PLUS(x,y) ((x)+(y)-Lisp_Type_Int_Bit)
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107 #define INT_MINUS(x,y) ((x)-(y)+Lisp_Type_Int_Bit)
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108 #define INT_PLUS1(x) INT_PLUS (x, make_int (1))
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109 #define INT_MINUS1(x) INT_MINUS (x, make_int (1))
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110
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111 #define Qzero make_int (0)
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112 #define Qnull_pointer ((Lisp_Object) 0)
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113 #define EQ(x,y) ((x) == (y))
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114
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115 /* WARNING!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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116
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117 You can only VOID_TO_LISP something that had previously been
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118 LISP_TO_VOID'd. You cannot go the other way, i.e. create a bogus
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119 Lisp_Object. If you want to stuff a void * into a Lisp_Object, use
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120 make_opaque_ptr(). */
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121
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122 /* Convert between a (void *) and a Lisp_Object, as when the
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123 Lisp_Object is passed to a toolkit callback function */
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124 #define VOID_TO_LISP(varg) ((Lisp_Object) (varg))
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125 #define LISP_TO_VOID(larg) ((void *) (larg))
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126
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127 /* Convert a Lisp_Object into something that can't be used as an
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128 lvalue. Useful for type-checking. */
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129 #define NON_LVALUE(larg) ((larg) + 0)