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741 Commits

Author SHA1 Message Date
Denys Vlasenko
cd73871178 sed: fix "sed CMD -i nonexistent_file". Closes 7484 
function                                             old     new   delta
sed_main                                             643     676     +33

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2014-10-05 02:44:34 +02:00
Denys Vlasenko
9caea2448e sed: fix a buglet in s///NUM handling 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2014-09-16 01:11:13 +02:00
Denys Vlasenko
05399fc53d vi: fix incorrect memory access on brace matching. Closes 7256 
While at it, fix brace matching to actually show the match
(missed fflush was causing cursor positioning to be buffered);
shorten brace matching code; remove unused macro indirection
in indicate_error().

Custom linker script 'busybox_ldscript' found, using it
function                                             old     new   delta
indicate_error                                         -      61     +61
mysleep                                               43      56     +13
char_insert                                          483     486      +3
find_pair                                            167     124     -43
Indicate_Error                                        61       -     -61
------------------------------------------------------------------------------
(add/remove: 1/1 grow/shrink: 2/1 up/down: 77/-104)           Total: -27 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2014-09-15 17:06:10 +02:00
Denys Vlasenko
5f8daefb83 awk: fix handling of "if ... break ; else ..." - closes 7226 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2014-06-26 16:40:28 +02:00
Denys Vlasenko
32afd3aa60 vi: some simplifications 
function                                             old     new   delta
file_insert                                          301     315     +14
init_text_buffer                                     179     171      -8
colon                                               2889    2878     -11
file_size                                             37       -     -37
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 1/2 up/down: 14/-56)            Total: -42 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2014-04-05 22:57:46 +02:00
Denys Vlasenko
e7430867a8 vi: clear undo buffer when we change to another file 
function                                             old     new   delta
init_text_buffer                                     156     190     +34
undo_push                                            360     382     +22
count_lines                                           74      72      -2
undo_pop                                             246     222     -24
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 2/2 up/down: 56/-26)             Total: 30 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2014-04-03 12:47:48 +02:00
Denys Vlasenko
2c51202aec vi: undo code shrink 
function                                             old     new   delta
undo_push                                            414     395     -19
do_cmd                                              4803    4761     -42

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2014-04-03 01:45:05 +02:00
Jody Bruchon
a8d6f9bee4 vi: undo support for vi with intermediate queuing 
function                                             old     new   delta
undo_push                                              -     411    +411
undo_pop                                               -     288    +288
do_cmd                                              4160    4426    +266
char_insert                                          363     483    +120
undo_queue_commit                                      -      61     +61
text_hole_delete                                     108     163     +55
string_insert                                         94     127     +33
colon                                               2864    2882     +18
yank_delete                                           92     101      +9
vi_main                                              273     280      +7
dot_scroll                                            88      93      +5
dot_right                                             29      34      +5
dot_prev                                              20      25      +5
dot_next                                              20      25      +5
dot_left                                              24      29      +5
dot_end                                               20      25      +5
dot_begin                                             20      25      +5
init_text_buffer                                     154     156      +2
text_hole_make                                       145     142      -3
file_insert                                          333     318     -15
------------------------------------------------------------------------------
(add/remove: 3/0 grow/shrink: 15/2 up/down: 1305/-18)        Total: 1287 bytes

(without queuing it's ~870 bytes)

Signed-off-by: Jody Bruchon <jody@jodybruchon.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2014-04-02 13:49:26 +02:00
David A. Wheeler
80a068d741 sed: accept s///i as a synonym for s///I ("ignore case") 
Signed-off-by: David A. Wheeler <dwheeler@dwheeler.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2013-12-18 16:23:49 +01:00
Denys Vlasenko
327f550669 Use unsigned printf/scanf conversion where more appropriate 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2013-11-29 16:45:45 +01:00
Denys Vlasenko
deb0769b26 sed: code shrink 
function                                             old     new   delta
get_next_line                                        246     250      +4
sed_main                                             671     662      -9
add_input_file                                        47       -     -47
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 1/1 up/down: 4/-56)             Total: -52 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2013-11-28 12:08:51 +01:00
Denys Vlasenko
259b3c047a sed: open input files sequentially to avoid EMFILE 
Currently, sed pre-opens all files, which may cause EMFILE errors
on systems with low ulimit -n.  Change sed to open one file at a time.

function                                             old     new   delta
get_next_line                                        177     235     +58
sed_main                                             682     652     -30
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/1 up/down: 58/-30)             Total: 28 bytes

Based on the patch by Daniel Borca <dborca@yahoo.com>

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2013-11-28 03:14:16 +01:00
Denys Vlasenko
bd0e221620 awk: fix a bug in argc counting in recent change 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2013-11-21 15:09:55 +01:00
Denys Vlasenko
73225b6d6e switch editors/* to embedded-in-source kbuild system 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2013-11-13 12:45:33 +01:00
Sven-Göran Bergh
f200f732f4 awk: optionally support -e AWK_PROG 
function                                             old     new   delta
awk_main                                             959     978     +19

Signed-off-by: Sven-Göran Bergh <sgb@systemasis.org>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2013-11-12 14:18:25 +01:00
Denys Vlasenko
c44539fcd3 sed: fix "sed clusternewline" testcase 
function                                             old     new   delta
process_files                                       2197    2226     +29
flush_append                                          47      54      +7
get_next_line                                        184     189      +5
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 3/0 up/down: 41/0)               Total: 41 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2013-10-30 14:25:22 +01:00
Denys Vlasenko
a82e32d9ce sed: document -E in help text 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2013-10-30 13:00:00 +01:00
Denys Vlasenko
9d46a7a9a4 sed: fix memory leak in 'r FILE' command 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2013-10-30 10:22:47 +01:00
David A. Wheeler
af0cdeedc6 sed: accept -E as a synonym for -r 
Signed-off-by: David A. Wheeler <dwheeler@dwheeler.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2013-10-29 00:52:48 +01:00
Denys Vlasenko
7985bc109e awk: fix length(array) 
function                                             old     new   delta
evaluate                                            3526    3548     +22

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2013-10-12 04:51:54 +02:00
Bernhard Reutner-Fischer
a060a1ad96 awk: Fix handling of functions with empty body 
ammend b79a0fef99 to properly
handle functions defined in another scope.

Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
 2013-07-31 21:51:14 +02:00
Denys Vlasenko
b0e9b72915 sed: fix matching of newlines by $ 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2013-07-21 22:09:44 +02:00
Denys Vlasenko
1390a010b6 awk: use "long long" as integer type, not "int" 
Testcase:
awk "BEGIN{n=(2^31)-1; print n, int(n), n%1, ++n, int(n), n%1}"
2147483647 2147483647 0 2147483648 2147483648 0

(last three values weren't showing right)

function                                             old     new   delta
evaluate                                            3444    3458     +14
fmt_num                                              221     230      +9

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2013-07-20 21:23:01 +02:00
Denys Vlasenko
40ab27a225 sed: remove now-redundant backslash-newline handling 
4b0bb9e0fd added this code in 2007,
then in a2215b98f7 more general fix
was added.

function                                             old     new   delta
add_cmd_block                                         98      58     -40

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2013-07-08 02:07:16 +02:00
Denys Vlasenko
e93d15613e sed: document where we are more liberal then GNU 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2013-07-08 01:43:40 +02:00
Denys Vlasenko
264f37363d vi: make regexp search case-insensitive if ":set ignorecase" is active 
Reported by Dan Moinescu <dan@moinescu.net>.

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2013-04-21 15:51:41 +02:00
Denys Vlasenko
9e7c002182 vi: code shrink 
function                                             old     new   delta
status_line_bold_errno                                 -      32     +32
colon                                               2891    2873     -18
file_insert                                          354     313     -41
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 0/2 up/down: 32/-59)            Total: -27 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2013-03-15 02:17:29 +01:00
Ron Yorston
cb5aa725df vi: fix adjustment of buffer on partial file read 
The second argument to text_hole_delete was incorrect: it should
be a pointer to the end of the hole.

Signed-off-by: Ron Yorston <rmy@tigress.co.uk>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2013-03-15 02:10:07 +01:00
Bernhard Reutner-Fischer
b79a0fef99 awk: Fix handling of functions with empty body 
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
 2013-03-13 09:47:07 +01:00
Denys Vlasenko
778794d1dd *: reuse more strings 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2013-01-22 10:13:52 +01:00
Denys Vlasenko
6830ade6aa whitespace fixes. no code changes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2013-01-15 13:58:01 +01:00
Denys Vlasenko
60cb48ca50 whitespace cleanup. no code changes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2013-01-14 15:57:44 +01:00
Mimi Li
37a79c092e sed: allow 'w' cmd to use two address form 
function                                             old     new   delta
add_cmd                                             1101    1094      -7

Signed-off-by: Mimi Li <felloak@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-07-24 13:20:12 +02:00
Denys Vlasenko
df8066a78c awk: fix FS assignment behavior. Closes 5108 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-07-11 01:27:15 +02:00
Denys Vlasenko
ea664dde87 awk: make -F STR interpret escape sequences. Closes 5126 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-06-22 18:41:01 +02:00
Denys Vlasenko
1d7ad7a022 tweak help texts 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-06-21 09:45:11 +02:00
Denys Vlasenko
d3dff879f0 vi: save/restore screen upon invocation 
function                                             old     new   delta
vi_main                                              253     273     +20

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-06-11 13:53:26 +02:00
Denys Vlasenko
04b52892ed vi: nuke FEATURE_VI_OPTIMIZE_CURSOR 
It is not Unicode safe, it is not saving much of I/O, and it's large:

function                                             old     new   delta
vi_main                                              255     253      -2
go_bottom_and_clear_to_eol                            28      26      -2
do_cmd                                              4194    4182     -12
show_status_line                                     388     374     -14
strncat                                               39       -     -39
__GI_strncat                                          39       -     -39
refresh                                              774     724     -50
place_cursor                                         276      83    -193
------------------------------------------------------------------------------
(add/remove: 0/3 grow/shrink: 0/6 up/down: 0/-351)           Total: -351 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-06-11 13:51:38 +02:00
Denys Vlasenko
605f2641d8 vi: do not set autoindent by default 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-06-11 01:53:33 +02:00
Denys Vlasenko
37ca36a711 sed: yet another fix on top of zero length match code 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-06-08 10:25:31 +02:00
Denys Vlasenko
84406e459b sed: fix breakage added by zero length match code 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-06-07 16:34:57 +02:00
Denys Vlasenko
c35545a100 sed: code shrink 
function                                             old     new   delta
process_files                                       2181    2173      -8

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-06-04 14:45:09 +02:00
Denys Vlasenko
21f6fbf545 sed: fix zero chars match/replace 
function                                             old     new   delta
process_files                                       2099    2181     +82

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-06-04 14:44:47 +02:00
Simon B
8c3439554a sed: support long opts and -iSFX 
function                                             old     new   delta
static.sed_longopts                                    -      67     +67
sed_main                                             618     682     +64
packed_usage                                       29179   29236     +57
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 2/0 up/down: 188/0)             Total: 188 bytes

Signed-off-by: Simon B <sburnet@hotmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-05-06 14:01:41 +02:00
Denys Vlasenko
b84dafb5e5 sed: slightly better fix for prev commit's problem 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-04-24 19:27:34 +02:00
Denys Vlasenko
e39afe1fbd sed: fix handling of s/// which has empty matches 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-04-24 19:21:16 +02:00
Dennis Groenen
c0657e0d0a vi: add ":prev" command support 
function                                             old     new   delta
colon                                               2844    2891     +47
vi_main                                              243     255     +12
text_yank                                             54      56      +2
refresh                                              780     774      -6

Signed-off-by: Dennis Groenen <tj.groenen@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-01-31 14:12:38 +01:00
Denys Vlasenko
800a9a056a vi: move mark[i] pointers if text[] moves after realloc 
While at it, optimized :s/find/repl/ a bit

function                                             old     new   delta
text_hole_make                                       120     150     +30
colon                                               2848    2844      -4

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-01-31 14:10:26 +01:00
Denys Vlasenko
6e8861b5f1 *: better comments on termios manipulations. No code changes. 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-01-15 23:00:13 +01:00
Denys Vlasenko
d29ae7e071 sed: fix possible case of signed char bug; expand debugging printouts 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2012-01-15 20:06:03 +01:00