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auto-save file will not be deleted if the buffer has unsaved
changes.
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check them for multibyteness, don't check enable-multibyte-characters.
(Fcall_process): Use size_byte for the args.
(Fcall_process_region): Likewise for temp file.
(child_setup, getenv_internal, Fgetenv): Likewise.
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(read_process_output): New var `multibyte'.
Set it according to which coding system was used.
(read_process_output): Handle bytes vs chars.
(send_process): Use size_byte of OBJECT.
(Fprocess_send_string): Pass size_byte to send_process.
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(print): When multibyte is disabled,
print multibyte string chars using hex escapes.
(printchar): Pass new arg to message_dolog.
(strout): New arg MULTIBYTE. Callers changed.
(strout): Take args SIZE and SIZE_BYTE;
operate on both chars and bytes.
(print_string): Pass new arg to strout.
If not using strout, fetch a whole multibyte char at once.
(write_string): Pass new arg to strout.
(write_string_1): Likewise.
(print) <case Lisp_String>: Scan by chars and bytes.
(print) <case Lisp_Symbol>: Scan name by chars and bytes.
(PRINTPREPARE): Use make_multibyte_string.
Initialize print_buffer_pos_byte. Use insert_1_both.
(printchar): Update print_buffer_pos_byte and print_buffer_pos.
(print_buffer_pos_byte): New variable.
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(Fexpand_abbrev): Pass new args to insert_from_string.
(Funexpand_abbrev): Likewise. Use size_byte.
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Have two locals len and len_byte.
(fast_c_string_match_ignore_case): Use string_make_unibyte.
(compile_pattern): New arg MULTIBYTE. Callers changed.
(wordify): Use make_uninit_multibyte_string.
Scan by chars and bytes.
(string_match_1): Convert string indices to/from bytes.
(Freplace_match): Convert string indices to/from bytes.
(Fregexp_quote): Convert string indices to/from bytes.
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Take account of size used by size_byte; store both sizes.
(Fpurecopy): Call make_pure_string the new way.
(compact_strings): Use size_byte field to compute string's size.
(make_uninit_multibyte_string): New function.
(make_uninit_string): Use make_uninit_multibyte_string.
(make_multibyte_string): New function.
(make_unibyte_string): New function.
(make_string): Compute number of chars from the data.
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strings are converted to match buffer in multibyteness.
(overlay_strings): Convert strings to match buffer in multibyteness.
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when checking for junk at end of expression.
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(Fminibuffer_complete_word): Scan string bytes and chars.
Pass new args to insert_from_string.
(Ftry_completion): Use size_byte while comparing.
(Fall_completions): Use size_byte while comparing.
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(display-time-mode): New customize variable to
automatically load the package.
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automatically load the package.
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M-n can insert default value into minibuffer.
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Call make-variable-buffer-local.
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If a variable has an entry in Vminor_mode_overriding_map_alist,
and also an entry in Vminor_mode_map_alist, ignore the latter.
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(syms_of_charset): defsubr deleted.
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Update call to CHAR_HEAD_P.
(indented_beyond_p): Take POS in bytes and chars. Callers changed.
(pos_tab_indent): Function moved to xdisp.c.
(Fcurrent_indentation): Use scan_newline and SET_PT_BOTH.
(indented_beyond_p, current_column_1): Likewise.
(vmotion, compute_motion): Set up bytepos value to return it.
(current_column): Handle bytepos and charpos.
(position_indentation): Take bytepos as arg, and scan with it. Calls changed.
(Fmove_to_column): Scan with bytepos and charpos.
(pos_tab_offset): Use bytepos to do FETCH_BYTE.
(skip_invisible): Don't worry about position in middle of character.
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Its value no longer includes the gap space.
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(adjust_markers_for_delete): Update ->bytepos instead of ->bufpos,
but don't adjust for the gap.
(adjust_markers_for_insert): Likewise.
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(buf_charpos_to_bytepos, marker_byte_position): Likewise.
(Fset_marker, set_marker_restricted, set_marker_both): Likewise.
(set_marker_restricted_both): Likewise.
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(pos_tab_offset): Decl deleted.
(insert_1, indented_beyond_p): Decls changed.
(move_gap_both, del_range_byte, del_range_both, del_range_2)
(scan_newline, Ffile_locked_p): New decls.
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positions from it. When arg is an integer, no need to worry that it
is in middle of a character.
(buildmark): Take 2 args (charpos and bytepos). Callers changed.
(Fline_beginning_position): Save and restore both kinds of PT.
(Fprevious_char): Use PT_BYTE.
(Fbolp, Feolp): Use PT_BYTE.
(transpose_markers): Take args in chars and bytes.
(Ftranspose_regions): Work with byte and char positions.
(Fchar_after, Fchar_before): Use bytepos.
(make_buffer_string): Convert charpos to bytepos.
(Fcompare_buffer_substrings): Work with charpos and bytepos.
(Fsubst_char_in_region): Handle charpos and bytepos.
(Fwiden, Fnarrow_to_region): Likewise.
(save_restriction_restore): Update PT and PT_BYTES.
Cast arg to doprnt_lisp.
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New arg BYTE; BUFFER is now first arg; use temp_set_point_both.
(set_point): New function; uses set_point_both.
(temp_set_point_both): New function.
(temp_set_point): Update BUF_PT_BYTE.
(get_local_map): Save and restore both forms of the buffer bounds.
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(Fdetect_coding_region): Likewise.
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(move_gap_both): New function.
(gap_left, gap_right): Take both charpos and bytepos args.
(adjust_markers_gap_motion): Renamed from adjust_markers and simplified.
(adjust_markers_for_delete): New function.
(adjust_markers_for_insert): Take args in chars and bytes.
Also new arg BEFORE_MARKERS. One call does all marker updating
needed for any insert.
(adjust_point): Take 2 args and update PT and PT_BYTE.
(make_gap): Handle bytes vs chars.
(insert, insert_and_inherit): Handle bytes vs chars.
Pass new BEFORE_MARKERS arg to insert_1.
(insert_before_markers, insert_before_markers_and_inherit): Likewise.
(insert_from_string, insert_from_string_before_markers): Likewise.
(insert_from_buffer): Likewise.
(insert_1): Handle bytes vs chars. New arg BEFORE_MARKERS.
(insert_from_string_1, insert_from_buffer_1): Likewise.
(replace_range): Likewise.
(del_range_2): New subroutine, taken from del_range_1.
(del_range_1): Use del_range_2.
(del_range_byte, del_range_both): New functions.
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(CHAR_TO_BYTE, BYTE_TO_CHAR): New macros.
(BEG_BYTE, BEGV_BYTE, PT_BYTE, GPT_BYTE)
(ZV_BYTE, Z_BYTE): New macros.
(BUF_BEG_BYTE, BUF_BEGV_BYTE, BUF_PT_BYTE, BUF_GPT_BYTE)
(BUF_ZV_BYTE, BUF_Z_BYTE): New macros.
(BUF_GAP_END_ADDR): New macro.
(BEGV_ADDR, PT_ADDR, GPT_ADDR, GAP_END_ADDR, ZV_ADDR, Z_ADDR):
Use the new ..._byte buffer data.
(BUFFER_CEILING_OF, BUFFER_FLOOR_OF): Likewise.
(BUF_GPT_ADDR, BUF_Z_ADDR): Likewise.
(SET_PT_BOTH, TEMP_SET_PT_BOTH): New macros.
(SET_PT, TEMP_SET_PT, BUF_SET_PT, BUF_TEMP_SET_PT):
Call functions with new arg order.
(SET_BUF_BEGV, SET_BUF_BEGV_BOTH): New macros.
(SET_BUF_PT): Macro deleted.
(SET_BUF_ZV): Set charpos and bytepos.
(SET_BUF_ZV_BOTH, SET_BUF_PT_BOTH): New macros.
(BYTE_POS_ADDR): Renamed from POS_ADDR.
(CHAR_POS_ADDR): New macro.
(FETCH_BYTE): Use BYTE_POS_ADDR.
(FETCH_MULTIBYTE_CHAR): Use ..._BYTE macros.
(BUF_CHAR_ADDRESS): Convert charpos to bytepos.
(BUF_BYTE_ADDRESS): New macro, like the old BUF_CHAR_ADDRESS.
(PTR_BYTE_POS): Renamed from PTR_CHAR_POS.
(BUF_PTR_BYTE_POS): New macro.
(BUF_FETCH_CHAR, BUF_FETCH_BYTE, BUF_FETCH_MULTIBYTE_CHAR): New macros.
(struct buffer_text): New fields gpt_byte, z_byte.
(struct buffer): New fields pt_byte, begv_byte, zv_byte.
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(Fprocess_send_region): Make bytepos for send_process.
(read_process_output): Save, restore, and update both kinds of ptrs.
(send_process): OFFSET is now in bytes.
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(set_point_both, temp_set_point_both): New decls.
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(PRINTPREPARE): For a marker, set old_point_byte and start_point_byte.
Set both kinds of PT from the marker.
(PRINTFINISH): For a marker, use set_marker_both.
Restore both kinds of PT.
(print): For strings and symbols, handle multibyte chars.
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(readchar): When fetching from buffer or marker,
use readchar_backlog to fetch bytes from a character.
(unreadchar): Increment readchar_backlog.
(readevalloop, Fread): Init readchar_backlog.
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