- rename unicode_tty_glyph_width() as qe_wcwidth()
- compute tables for qe_wcwidth() with tools/unicode_gen.c
from the latest Unicode version
- add qe_wcwidth_variant() to determine if terminal may use
incorrect width for a given glyph.
- reposition TTY cursor for glyphs with ambiguous width
- remove unicode_width.h
- add wcwidth.h and wcwidth.c generated by tools/unicode_gen.c
- update tools/unicode_gen.c and tools/unitable.c
- determine Unicode version support at start time
displayed by describe-screen command
- display code point width and variant in what-cursor-position command (C-x ?)
- bumped VERSION to 5.3.4x
After spending a few hours debugging a stupid memcpy size error, I
decided to use a typed version of memcpy, memcmp and memmove wherever
the array type size is greater than 1.
- add blockcmp(p1, p2, n), blockcpy(p1, p2, n), blockmove(p1, p2, n)
for operation on typed arrays
- add max_uint() and min_uint()
- bumped VERSION to 5.3.4w
- add charset.h
- add tools/unitable.c to compute unicode_width.h
- add tools/unicode_gen.c to compute more unicode tables
- use Unicode 15.0.0
- add rules to compute width tables from Unicode tables and TTY
- move basic definitions from util.h to cutils.h
- use CONFIG_SESSION for session support (undefined if CONFIG_TINY)
- define CompleteFunc and CT_xxx flags for completion functions
- pass CompleteFunc to xxx_complete() functions
this allows more generic implemetation, without including qe.h
- rename fill_border() as fill_window_slack() for readability
- add QELEVEL environment variable to detect recursive invocation
- use stricter parser for load_ligatures()
- bump VERSION to 5.3.4u
- improve operator lexer: produce token and precedence on 1 step
- merge parser.c and qescript.c
Fix other bugs
- close display before freeing memory in --free-all
- free TTYState in tty_dpy_close()
- free VarDef memory in --free-all
- fix crash bug on --free-all due to duplicating ModeDef structures
Improve variable handling:
- move do_describe_variable() to variable.c
- add var_alloc and str_alloc flags in VarDef to fix `end` hack
- remove ugly kludge to detect allocated strings
- type variables retrieved from environment
- free variable data on --free-all
- bump VERSION to 5.3.4m
- add screen_top to avoid recomputing from buffer contents
- fix getline behavior on very long lines in shell buffer
- add LF bindings to run qemacs in lldb session
- qe_term_get_pos() returns screen start
- handle \t and wide chars inside shell buffers for xy positioning
- split qe_term_goto_pos() from qe_term_goto_xy()
- add flags in qe_term_goto_pos():
TG_RELATIVE_COL: column number is relative to offset position
TG_RELATIVE_ROW: row number is relative to offset position
TG_RELATIVE: column and/or row is relative
TG_NOCLIP: do not clip destx/desty coordinates
TG_NOEXTEND: do not modify buffer to reach destination
- add qe_term_fix_wrap() to break wrapping lines
- fix qe_term_goto_tab() behavior on long lines
- fix qe_term_skip_lines() to handle wrapping lines
- handle UTF-8 for lastc and repeat graphics character
- bump VERSION to 5.3.3e
- made some local objects static
- fix many const cast issues
- fix comma operator warnings
- add const correct strtol_c(), strtoll_c(), strtold_c()
- add unconst(t) to override const removal warnings
- comment VLAs and flexible arrays
- use get_basename_offset() to enable const correct
get_basename() and get_basename_nc()
- use get_extension_offset() to enable const correct
get_extension() and get_extension_nc()
- always include config.h
- use size_t for some size arguments:
umemmove(), umemcpy(), umemcmp(), qe_memicmp()
- add qe-doc.info and qe-doc.pdf targets
- fix shadowing bug in buf_write: used tor return 0 instead of byte count
- bumped version to 5.3.1e
- add QE_STYLE_BLANK_HILITE style for extra blanks at end of lines
- add MODEF_NO_TRAILING_BLANKS flag to control this feature on a mode basis
- add -nc (--no-crc) command line option du disable CRC based update cache
- add disable-crc global variable for the same purpose
- fix termios c_oflag flags in raw mode
- rename and extend CompletionEntry as CompletionDef
- create xxx_completion CompletionDef structures
- rename xxx_completion() functions to xxx_complete()
- register CompletionDef structs with qe_register_completion()
- add (start, end) range in CompleteState
- use eb_puts() and eb_putc() instead of eb_printf()
- simplify eb_delete_chars()
- ignore left pane in compare-windows()
- simplify qe_list_bindings()
- improve command and variable completion popup
- fix spurious crash bug on bad qesession file.
- make bold terminal text with colors 0-7 appear brighter
this makes black bold terminal test appear grey instead
of invisible
- add bitmap formats for 4BPP and BGR combinations
- add color palette in QEPicture
- add xfactor and yfactor in QEDisplay for preferred pixel granularity
yfactor is typically 2 for text mode display
- add dpy_draw_picture() device function
- add bitmap drawing functions:
qe_create_picture(int width, int height, QEBitmapFormat format, int flags);
int qe_picture_lock(QEPicture *ip);
void qe_picture_unlock(QEPicture *ip);
qe_free_picture(QEPicture **ipp);
QE_PAL_MODE(r, g, b, incr)
int qe_picture_set_palette(QEPicture *ip, int mode,
unsigned char *p, int count, int tcolor);
int qe_picture_copy(QEPicture *dst, int dst_x, int dst_y, int dst_w, int dst_h,
const QEPicture *src, int src_x, int src_y, int src_w, int src_h,
int flags);
int qe_draw_picture(QEditScreen *s, int dst_x, int dst_y, int dst_w, int dst_h,
const QEPicture *ip,
int src_x, int src_y, int src_w, int src_h,
int flags, QEColor col);
- add 3 compile time selectable image interfaces in flactal.c benchmark
terminal emulator:
- add EditState.cols and EditState.rows: window dimensions in characters
- pass target window to new_shell_buffer()
- use window size for shell terminal emulator initial screen size
- set COLUMNS and LINES environment variables for child processes
- factorize emulator character output
- increase number of CSI arguments
- simplify and improve CSI m argument processing including
multiple argument sequences
- minimal support for `:` as argument separator eg:
\033[38;5;128:128:128m
- support erase line vt100 command:
\033[K, \033[0K erase end of line
\033[1K erase beginning of line
\033[2K erase complete line
debugging:
- pass string argument to set-trace: on, off or list of trace indicators
- remove doctor command
- add QE_TRACE_EMULATE for emulator trace messages
- fix incorrect uses of eb_delete()
- add wrappers in display.h
- renamed tty dpy_xxx handlers for consistency
- separate tty_term_resize called on signal and tty_dpy_invalidate
- add dpy_xor_rectangle for software cursor, remove QECOLOR_XOR
- add 8K color modes and 64-bit QETermStyle values
- add 64-bit buffer style support
- reduce colored character system used in syntax handlers to 8-bit style
and 24-bit code point
- use QETermStyle type instead of int wherever a composite style is used
- force color system used by the terminal with environment variables:
USE_16_COLORS=1, USE_256_COLORS=1 or USE_TRUE_COLORS=1
- rename font styles QE_STYLE_xxx to QE_FONT_STYLE_xxx
- rename font family QE_FAMILY_xxx to QE_FONT_FAMILY_xxx
- improve tests/16colors.pl: display bold italics combination
- improve tests/color-spaces.pl: compare true color and palette dumps
- add colortest target in Makefile to produce various color patterns
- add various utilities for color escape sequence testing:
tests/16colors.pl
tests/256colors2.pl
tests/color-spaces.pl
tests/truecolors.sh
tests/xterm-colortest.sh
tests/xterm-colour-chart.py
- use colored code-points only for syntax highlighting
- use QETermStyle and QEStyleDef internally
- convert to TTYChar attributes only for text terminal output.
- remove most CHAR_MASK and STYLE_SHIFT handling
- pass QETermStyle array to get_colorized_line mode handlers
- pass QETermStyle array to isearch_colorize_matches
- remove combine_static_colorized_line
- move color matching functions to util.c
- rename get_tty_color as qe_map_color
- improve local variable naming consistency:
DisplayState *ds, QEStyleDef *stp, QEStyleDef styledef.
- add support for 256 and true color terminals
- fix color handling for defined styles
- fix bold, italic and underline handling for terminals
- use more explicit symbols for qe-term emulator in shell.c
- shell buffer terminal emulator still uses 16 colors
- display buffer style in C-X =
- bumped version to 0.5.0dev
- qe_isaccent() recognises all combining code points (to be refined)
- add computer generated width table unicode_width.h
- display difference in hex in compare-windows to distinguish
space and nbsp, normal and combined form for accented letters.
- display multiple combining code points in what-cursor-position (C-x =)
- attach combining code points to preceeding space in display_char_bidir
- handle accents specificaaly in flush_fragment
- handle combining code-points in screen backstore via indirection table
this transient table can be inspected via describe-screen
- add QECharset.encode_table as a default for CharsetDecodeState.table
- make CharsetDecodeState.table const
- use static initializers for utf8 tables
- add al32utf8 charset name (used in Oracle for true utf-8 encoding)
- use direct pointers in unicode_glyph_range_index
- initialize unicode_glyph_range_index at run time
- rename unicode_glyph_tty_width as unicode_tty_glyph_width
- changed unihex display to space out single width characters
* add indent_func method in ModeDef
* make c-indent-region more general as indent-region
* add c-forward-conditional on M-]
* add c-backward-conditional on M-[
* add c-list-conditionals on M-i
* use trick to disambiguate M-[ and CSI sequences
* add eb_is_in_indentation(b, offset)
* fix c-mode indentation of case and default lines
* add wget-mode to retrieve web contents via find-file
* add shell flags for buffer mode change upon download completion
* fix do_electric_filename to keep http:// prefix and such
* add qe_isaccent() to test for combining marks
* add do_combine_char() command to insert or remove combining marks
* fix some display glitches involving combining marks
* add expand_ligature() and combine_accent() to handle simple ligatures
* change do_what_cursor_position() to display combining marks
* add free_font_cache()
* add css_free_colors()
* add unload_ligatures()
* add --free-all cmd line option to free memory upon exit for valgrind
* tty.c: fix off by 3 size in qe_realloc. Should be typed
* qe.c: fix invalid pointer reference upon destroying transient buffer
* use qe_mallocz for all structures
* prevent spurious uses of malloc/free/realloc
* pass pointers to pointers to all deletion functions
* use consistent patterns for list deletions
* add more dependencies in Makefiles
* styles_buffer hold static style info for each character in the buffer
* new buffer flags to create styles buffers with 1, 2 or 4 bytes per char
* copy static styles to the kill_ring and pasted them style enabled buffers
* preserve static styles in convert-buffer-file-coding-system
* display style bytes in bufed list
* add commands set-region-color, set-region-style, drop-styles
* added colorize_func in ModeDef struct
* removed mode_init functions for most language modes
* other small improvements in mode_probe functions
* no need for get_basename in mode_probe functions
