Denys Vlasenko
451add4f23
lineedit: mostly revert recent wrong logic in "ask terminal" code
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-07-25 00:06:41 +02:00
Denys Vlasenko
55241fa2e0
lineedit: limit ASK_TERMINAL to the case when we can't find out the width
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-07-18 22:53:06 +02:00
Denys Vlasenko
b9e35dc15d
lineedit: cosmetics, no code changes
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-07-18 22:21:24 +02:00
Tomas Heinrich
11bcf4b224
lineedit: fix column display for wide and combining chars in TAB completion
...
function old new delta
unicode_strwidth - 20 +20
read_line_input 4945 4953 +8
unicode_strlen 31 - -31
------------------------------------------------------------------------------
(add/remove: 1/1 grow/shrink: 1/0 up/down: 28/-31) Total: -3 bytes
Signed-off-by: Tomas Heinrich <heinrich.tomas@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-06-01 08:33:18 +02:00
Denys Vlasenko
bbf1aa1eaf
typo fix
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-17 12:33:13 +02:00
Denys Vlasenko
1118d9b213
lineedit: fix insertion deep inside line (*several lines* before end)
...
function old new delta
input_backward 212 229 +17
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-17 12:30:44 +02:00
Denys Vlasenko
9963fe36c2
lineedit: trivial simplifications. -7 bytes
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-17 04:05:53 +02:00
Denys Vlasenko
248c324f7c
lineedit: fix moving backwards across lines with wide chars
...
function old new delta
input_backward 212 208 -4
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-17 00:45:44 +02:00
Denys Vlasenko
d9a3e89f50
consolidate ESC sequences
...
function old new delta
bell 2 - -2
CMdown 2 - -2
Ceos 4 - -4
Ceol 4 - -4
CMup 4 - -4
SOs 5 - -5
SOn 5 - -5
CMrc 9 - -9
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-16 23:42:13 +02:00
Denys Vlasenko
26e2c1db0d
stop using LAST_SUPPORTED_WCHAR and CONFIG_LAST_SUPPORTED_WCHAR, it's confusing
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-16 21:15:03 +02:00
Tomas Heinrich
b8909c52fe
lineedit: partially fix wide and combining chars editing
...
Signed-off-by: Tomas Heinrich <heinrich.tomas@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-16 20:46:53 +02:00
Denys Vlasenko
94043e8ad2
lineedit: change how cmdedit_set_out_char works
...
Rename two badly names functions, use "clear to end of screen"
to eliminate annoying problems with clearing wide/combining chars,
and such. Run tested.
function old new delta
put_cur_glyph_and_inc_cursor - 124 +124
put_till_end_and_adv_cursor - 24 +24
input_delete 125 130 +5
Ceos 5 4 -1
Ceol 5 4 -1
input_end 24 - -24
cmdedit_set_out_char 122 - -122
------------------------------------------------------------------------------
(add/remove: 2/2 grow/shrink: 1/2 up/down: 153/-148) Total: 5 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-11 14:49:13 +02:00
Tomas Heinrich
a659b81dfa
libbb/lineedit: add support for preserving "broken" (non-unicode) chars
...
Signed-off-by: Tomas Heinrich <heinrich.tomas@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-04-29 13:43:39 +02:00
Denys Vlasenko
19158a837d
unicode: s/FEATURE_ASSUME_UNICODE/UNICODE_SUPPORT, add UNICODE_USING_LOCALE
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-03-26 14:06:56 +01:00
Tomas Heinrich
aa167556cd
unicode: optional table for better handling of neutral bidi chars
...
Off:
function old new delta
unicode_bidi_isrtl - 55 +55
isrtl_str 51 65 +14
unicode_isrtl 55 - -55
read_line_input 5003 4937 -66
------------------------------------------------------------------------------
(add/remove: 1/4 grow/shrink: 1/1 up/down: 69/-121) Total: -52 bytes
On:
function old new delta
static.neutral_b - 320 +320
static.neutral_p - 142 +142
unicode_bidi_isrtl - 55 +55
unicode_bidi_is_neutral_wchar - 55 +55
isrtl_str 51 59 +8
unicode_isrtl 55 - -55
read_line_input 5003 4937 -66
------------------------------------------------------------------------------
(add/remove: 4/4 grow/shrink: 1/1 up/down: 580/-121) Total: 459 bytes
Signed-off-by: Tomas Heinrich <heinrich.tomas@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-03-26 13:13:24 +01:00
Tomas Heinrich
c5c006c10c
lineedit: first shot at optional unicode bidi input support
...
function old new delta
read_line_input 4886 5003 +117
in_uint16_table - 97 +97
in_interval_table - 78 +78
static.rtl_b - 68 +68
unicode_isrtl - 55 +55
isrtl_str - 51 +51
static.rtl_p - 42 +42
unicode_conv_to_printable2 633 477 -156
------------------------------------------------------------------------------
(add/remove: 6/0 grow/shrink: 1/1 up/down: 508/-156) Total: 352 bytes
Signed-off-by: Tomas Heinrich <heinrich.tomas@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-03-18 18:35:37 +01:00
Denys Vlasenko
58f108eb33
lineedit: fix another corner case with bad unicode input
...
function old new delta
read_key 607 646 +39
readit 50 55 +5
getch_nowait 290 295 +5
hash_find 233 234 +1
xstrtoul_range_sfx 231 230 -1
passwd_main 1058 1056 -2
builtin_exit 45 43 -2
cmp_main 649 645 -4
lineedit_read_key 257 245 -12
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 4/5 up/down: 50/-21) Total: 29 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-03-11 21:17:55 +01:00
Tomas Heinrich
d2b04050c0
lineedit: invalid unicode characters are replaced with CONFIG_SUBST_WCHAR
...
function old new delta
read_key_ungets - 50 +50
lineedit_read_key 223 252 +29
Signed-off-by: Tomas Heinrich <heinrich.tomas@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-03-09 14:09:24 +01:00
Denys Vlasenko
9f93d62192
libbb: better unicode width support. Hopefully fixes bug 839.
...
Also opens up a possibility to make other unicode stuff smaller
and more correct later. but:
function old new delta
static.combining - 516 +516
bb_wcwidth - 328 +328
unicode_cut_nchars - 141 +141
mbstowc_internal - 93 +93
in_table - 78 +78
cal_main 899 961 +62
static.combining0x10000 - 40 +40
unicode_strlen - 31 +31
bb_mbstrlen 31 - -31
bb_mbstowcs 173 102 -71
------------------------------------------------------------------------------
(add/remove: 7/1 grow/shrink: 1/1 up/down: 1289/-102) Total: 1187 bytes
Uses code of Markus Kuhn, which is in public domain:
http://www.cl.cam.ac.uk/~mgk25/ucs/wcwidth.c
"Permission to use, copy, modify, and distribute this software
for any purpose and without fee is hereby granted. The author
disclaims all warranties with regard to this software."
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-01-24 07:44:03 +01:00
Denys Vlasenko
28055028a7
fold: unicode support. Based on a patch by Tomas Heinrich <heinrich.tomas@gmail.com>
...
General Unicode support is tweaked to expose unicode_status.
function old new delta
init_unicode - 77 +77
write2stdout - 19 +19
adjust_column 68 71 +3
unicode_status - 1 +1
unicode_is_enabled 1 - -1
grep_main 780 773 -7
fold_main 619 552 -67
check_unicode_in_env 77 - -77
------------------------------------------------------------------------------
(add/remove: 3/2 grow/shrink: 1/2 up/down: 100/-152) Total: -52 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-01-04 20:49:58 +01:00
Denys Vlasenko
31e2e7b863
randomconfig fixes
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-12-12 02:42:35 +01:00
Denys Vlasenko
13ad90627c
ash: fix bad interaction of "stty -echo" + ASK_TERMINAL
...
function old new delta
read_line_input 4820 4886 +66
put_prompt 108 47 -61
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/1 up/down: 66/-61) Total: 5 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-11-11 03:19:30 +01:00
Denys Vlasenko
8131eea3dc
*: introduce and use ffulsh_all()
...
function old new delta
buffer_fill_and_print 179 196 +17
fflush_all - 9 +9
spawn 87 92 +5
rtcwake_main 455 453 -2
...
alarm_intr 93 84 -9
readcmd 1072 1062 -10
bb_ask 345 333 -12
more_main 845 832 -13
flush_stdout_stderr 42 23 -19
xfflush_stdout 27 - -27
flush_stderr 30 - -30
------------------------------------------------------------------------------
(add/remove: 1/2 grow/shrink: 2/50 up/down: 31/-397) Total: -366 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-11-02 14:19:51 +01:00
Denys Vlasenko
1f6d2307ba
lineedit: REALLY fix compile error now
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-10-29 03:45:26 +01:00
Denys Vlasenko
4dc08262cf
lineedit: compile fix
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-10-29 03:41:38 +01:00
Denys Vlasenko
d83bbf4193
rename sent_ESC_br_n6 variable to sent_ESC_br6n
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-10-27 10:47:49 +01:00
Denys Vlasenko
eb62d7c383
libbb/lineedit: try to make FEATURE_EDITING_ASK_TERMINAL less ugly
...
function old new delta
read_line_input 4809 4829 +20
lineedit_read_key 207 223 +16
put_prompt 110 117 +7
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 3/0 up/down: 43/0) Total: 43 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-10-27 10:34:06 +01:00
Denys Vlasenko
727e1b536e
read_key,lineeedit: parse position answerback faster; sanitize its use
...
it's still not reliable, and probably cannot be made so...
added comment with explanation.
function old new delta
put_prompt 52 110 +58
read_key 601 607 +6
lineedit_read_key 201 207 +6
win_changed 108 104 -4
read_line_input 4824 4809 -15
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 3/2 up/down: 70/-19) Total: 51 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-10-26 15:23:32 +01:00
Denys Vlasenko
a17eeb847e
lineedit: handle Ctrl-arrows
...
function old new delta
read_line_input 4629 4824 +195
BB_isalnum - 39 +39
BB_ispunct - 35 +35
BB_isspace - 31 +31
static.esccmds 69 93 +24
vi_word_motion 165 162 -3
vi_back_motion 204 198 -6
vi_end_motion 172 163 -9
bb_iswspace 28 - -28
bb_iswpunct 32 - -32
bb_iswalnum 37 - -37
------------------------------------------------------------------------------
(add/remove: 3/3 grow/shrink: 5/8 up/down: 334/-129) Total: 205 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-10-25 23:50:56 +01:00
Denys Vlasenko
04bb6b6a5a
lineedit: do not hardcode ctrl-C and ctrl-D, use termios fields.
...
Unexpected code shrink is probably a gcc glitch:
function old new delta
read_line_input 4771 4629 -142
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-10-14 12:53:04 +02:00
Denys Vlasenko
2f3f09c287
libbb/lineedit: restore ^D handling for unicode
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-09-29 00:00:12 +02:00
Denys Vlasenko
db9c57eed1
libbb/lineedit: fix the case when we configured history to have 0 lines
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-09-27 02:48:53 +02:00
Denys Vlasenko
90a9904e9e
remove some GNUisms. by Dan Fandrich (dan AT coneharvesters.com)
...
function old new delta
logdirs_reopen 1310 1308 -2
read_line_input 4757 4753 -4
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/2 up/down: 0/-6) Total: -6 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-09-06 02:36:23 +02:00
Denys Vlasenko
9531f7dad7
another small lineedit fix
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-07-16 14:33:16 +02:00
Denys Vlasenko
5c2e81bb67
fix a thinko in lineedit completion code
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-07-16 14:14:34 +02:00
Denys Vlasenko
53fd1bf223
lineedit: code shrink
...
function old new delta
collapse_pos - 77 +77
read_line_input 4755 4757 +2
add_quote_for_spec_chars 75 71 -4
find_match 1283 892 -391
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-07-16 02:19:39 +02:00
Denys Vlasenko
9038d6f8f5
remove trailing whitespace
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-07-15 20:02:19 +02:00
Denys Vlasenko
7dd0ce4953
randomconfig fixes
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-07-15 18:27:47 +02:00
Denys Vlasenko
044b18083b
lineedit+unicode: make TAB completion work again
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-07-12 02:50:35 +02:00
Denys Vlasenko
1302892a14
vi: small code shrink
...
function old new delta
vi_word_motion 185 165 -20
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-07-12 00:51:15 +02:00
Denys Vlasenko
42a8fd0db0
added simplified Unicode support for non-locale-enabled builds
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-07-11 21:36:13 +02:00
Denys Vlasenko
2e6d4ef695
lineedit: implement Unicode-aware line editing (optional)
...
When off:
function old new delta
input_delete 133 140 +7
vi_word_motion 236 240 +4
vi_Back_motion 89 92 +3
vi_end_motion 223 225 +2
cmdedit_set_out_char 74 76 +2
vi_back_motion 198 199 +1
vi_Word_motion 87 88 +1
vi_End_motion 92 86 -6
read_line_input 6293 6270 -23
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 7/2 up/down: 20/-29) Total: -9 bytes
When on:
lineedit_read_key 146 272 +126
BB_PUTCHAR - 94 +94
read_line_input 6293 6351 +58
save_string - 43 +43
wcstombs - 38 +38
mbstowcs - 38 +38
save_command_ps_at_cur_history 65 93 +28
input_delete 133 148 +15
vi_Back_motion 89 90 +1
vi_Word_motion 87 86 -1
cmdedit_set_out_char 74 73 -1
vi_End_motion 92 84 -8
vi_back_motion 198 187 -11
vi_word_motion 236 206 -30
vi_end_motion 223 184 -39
------------------------------------------------------------------------------
(add/remove: 4/0 grow/shrink: 5/6 up/down: 441/-90) Total: 351 bytes
There is one TODO and maybe some bugs :)
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-07-10 18:40:49 +02:00
Mike Frysinger
f524b6c87f
lineedit: fix warning about unused label when VI editing is disabled
...
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2009-06-01 14:16:43 -04:00
Denys Vlasenko
4b7db4f2ca
read_key: drop optimization where we read 3 bytes at once
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-05-29 10:39:06 +02:00
Denys Vlasenko
c396fe6306
lineedit: small fixes
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-05-17 19:28:14 +02:00
Denys Vlasenko
020f40693a
line editing: add an option to emit ESC [ 6 n and use results
...
This makes line editing able to recognize case when
cursor was not at the beginning of the line. It may also
be adapted later to find out display size (serial line users
would love it).
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-05-17 16:44:54 +02:00
Denys Vlasenko
c15f40c3e7
lineedit: use read_key to recognize ESC sequence.
...
This fixes several vi mode bugs and prepares for further fixes.
function old new delta
read_line_input 3287 5511 +2224
remember_in_history - 499 +499
lineedit_read_key - 70 +70
read_key 321 332 +11
input_tab 2823 - -2823
------------------------------------------------------------------------------
(add/remove: 2/1 grow/shrink: 2/0 up/down: 2804/-2823) Total: -19 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-05-15 03:27:53 +02:00
Denis Vlasenko
5e34ff29bc
*: mass renaming of USE_XXXX to IF_XXXX
...
and SKIP_XXXX to IF_NOT_XXXX - the second one was especially
badly named. It was not skipping anything!
2009-04-21 11:09:40 +00:00
Denis Vlasenko
c0ea82a457
libbb: revent previous version of "concurrent history updating"
...
and replace it with one which does not "snoop" history written
by others. (1) it is what bug 185 needs, and (2) it is less bloaty:
function old new delta
load_history - 252 +252
read_line_input 3155 3287 +132
next_token 914 918 +4
qrealloc 36 33 -3
getoptscmd 713 708 -5
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 2/2 up/down: 388/-8) Total: 380 bytes
2009-03-23 06:33:37 +00:00
Denis Vlasenko
57abf9e947
libbb: make history saving/loading concurrent-safe
...
* all history writers always append (not overwrite) history files
* they reload history if they detect that file length has changed since last
write
* they trim history file only when it grows 4 times longer than MAXLINES
* they do this atomically by creating new file and renaming it to old
Unfortunately, this comes at a price:
function old new delta
load_history - 346 +346
read_line_input 3155 3358 +203
new_line_input_t 17 31 +14
...irrelevant small jitter...
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 5/5 up/down: 573/-13) Total: 560 bytes
2009-03-22 19:00:05 +00:00
