Commit Graph

84 Commits

Author SHA1 Message Date
Denis Vlasenko
a2e1eea189 awk: improve nadling of negative numbers in bitwise ops;
fix handling of octal costants. add test for it

function                                             old     new   delta
getvar_i_int                                           -      93     +93
my_strtod                                              -      84     +84
qrealloc                                              33      36      +3
getvar_i                                              99      95      -4
next_token                                           979     919     -60
evaluate                                            6359    5627    -732
------------------------------------------------------------------------------
(add/remove: 2/0 grow/shrink: 1/3 up/down: 180/-796)         Total: -616 bytes
2008-09-02 09:00:23 +00:00
Denis Vlasenko
7cbcd1cbf4 awk: bitwise ops cast oprands and results to unsigned long,
not signed. closes 4774.
2008-08-28 23:16:58 +00:00
Denis Vlasenko
996a61475a awk: support hex constants 2008-08-28 22:59:23 +00:00
Denis Vlasenko
5415c856ea libbb: [x]fopen_for_{read,write} introduced and used.
(by Valdimir)

function                                             old     new   delta
config_open2                                           -      41     +41
config_read                                          507     542     +35
find_pair                                            169     187     +18
fopen_for_write                                        -      14     +14
fopen_for_read                                         -      14     +14
find_main                                            406     418     +12
xfopen_for_write                                       -      10     +10
xfopen_for_read                                        -      10     +10
popstring                                            134     140      +6
parse_inittab                                        396     401      +5
next_token                                           923     928      +5
pack_gzip                                           1659    1661      +2
bb__parsespent                                       117     119      +2
fallbackSort                                        1719    1717      -2
evalvar                                             1376    1374      -2
qrealloc                                              36      33      -3
...
...
...
...
singlemount                                         4579    4569     -10
process_stdin                                        443     433     -10
patch_main                                          1111    1101     -10
ifupdown_main                                       2175    2165     -10
file_action_grep                                      90      80     -10
uuidcache_init                                       649     637     -12
hush_main                                            797     785     -12
read_config                                          230     217     -13
dpkg_main                                           3835    3820     -15
read_line_input                                     3134    3110     -24
sysctl_main                                          232     203     -29
config_open                                           40      10     -30
WARN_BAD_LINE                                         44       -     -44
login_main                                          1714    1575    -139
------------------------------------------------------------------------------
(add/remove: 5/1 grow/shrink: 8/74 up/down: 174/-737)        Total: -563 bytes
2008-07-21 23:05:26 +00:00
Denis Vlasenko
deeed59de0 libbb: introduce and use xrealloc_vector
function                                             old     new   delta
xrealloc_vector_helper                                 -      51     +51
create_list                                           84      99     +15
getopt_main                                          690     695      +5
passwd_main                                         1049    1053      +4
get_cached                                            85      89      +4
msh_main                                            1377    1380      +3
add_match                                             42      41      -1
read_lines                                           720     718      -2
grave                                               1068    1066      -2
fill_match_lines                                     143     141      -2
add_to_dirlist                                        67      65      -2
add_input_file                                        49      47      -2
act                                                  252     250      -2
fsck_main                                           2252    2246      -6
man_main                                             765     757      -8
bb_internal_initgroups                               228     220      -8
cut_main                                            1052    1041     -11
add_edge_to_node                                      55      43     -12
dpkg_main                                           3851    3835     -16
ifupdown_main                                       2202    2178     -24
sort_main                                            838     812     -26
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 5/15 up/down: 82/-124)          Total: -42 bytes
2008-07-08 05:14:36 +00:00
Denis Vlasenko
a60f84ebf0 *: rename ATTRIBUTE_XXX to just XXX. 2008-07-05 09:18:54 +00:00
Denis Vlasenko
8ae5b28b4b awk: another smallish code shrink 2008-07-02 22:47:49 +00:00
Denis Vlasenko
e0a7fc54eb uname,individual: fix improper printf usage
uname,awk: small code shrink

function                                             old     new   delta
uname_main                                           175     166      -9
nvalloc                                              167     157     -10
evaluate                                            6381    6370     -11
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/3 up/down: 0/-30)             Total: -30 bytes
2008-07-02 11:14:59 +00:00
Denis Vlasenko
3bb2bbd684 awk: fix a case with multiple -f options. simplify -f file reading.
function                                             old     new   delta
parse_expr                                           833     841      +8
qrealloc                                              33      36      +3
next_input_file                                      203     198      -5
afopen                                                22       -     -22
ftello                                                41       -     -41
ftell                                                 41       -     -41
__GI_ftell                                            41       -     -41
awk_main                                            1002     944     -58
------------------------------------------------------------------------------
(add/remove: 0/4 grow/shrink: 2/2 up/down: 11/-208)          Total: -197 bytes
   text    data     bss     dec     hex filename
 804232     610    6804  811646   c627e busybox_old
 804120     610    6804  811534   c620e busybox_unstripped
2008-07-01 01:57:36 +00:00
Denis Vlasenko
77ad97f199 more -Wall warning fixes from Cristian Ionescu-Idbohrn.
This time it resulted in small code changes:

function                                             old     new   delta
nexpr                                                820     828      +8
tail_main                                           1200    1202      +2
wrapf                                                166     167      +1
parse_mount_options                                  227     209     -18
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 3/1 up/down: 11/-18)             Total: -7 bytes
2008-05-13 02:27:31 +00:00
Denis Vlasenko
574f2f4394 *: add optimization barrier to all "G trick" locations 2008-02-27 18:41:59 +00:00
Denis Vlasenko
847fa779af *: tidy up usage of char **environ 2008-01-28 22:45:43 +00:00
Denis Vlasenko
9b49a5ed85 add -fvisibility=hidden to CC flags, mark XXX_main functions
EXTERNALLY_VISIBLE. 5% size reduction of libbusybox.so
2007-10-11 10:05:36 +00:00
Denis Vlasenko
fe7cd642b0 don't pass argc in getopt32, it's superfluous
(add/remove: 0/0 grow/shrink: 12/131 up/down: 91/-727) Total: -636 bytes
   text    data     bss     dec     hex filename
 773469    1058   11092  785619   bfcd3 busybox_old
 772644    1058   11092  784794   bf99a busybox_unstripped
2007-08-18 15:32:12 +00:00
Denis Vlasenko
6ca409e0e4 trylink: produce even more info about final link stage
trylink: explain how to modify link and drastically decrease amount
  of padding (unfortunately, needs hand editing ATM).
*: add ALIGN1 / ALIGN2 to global strings and arrays of bytes and shorts

size saving: 0.5k
2007-08-12 20:58:27 +00:00
Denis Vlasenko
af1bd09625 awk: fix -F 'regex' bug (miscounted fields if last field is empty) 2007-07-18 18:32:25 +00:00
Denis Vlasenko
b78c782c85 awk: style fixes; remove one xstrdup/free pair; testsuite 2007-07-18 18:31:11 +00:00
Denis Vlasenko
80b8b39899 Consolidate ARRAY_SIZE macro; remove one unneeded global var (walter harms <wharms@bfs.de>) 2007-06-25 10:55:35 +00:00
Denis Vlasenko
3ad5d0cbbe diff: shrink code (-85 bytes):
function                                             old     new   delta
fiddle_sum                                             8       -      -8
diffreg                                             2717    2690     -27
prepare                                              334     284     -50
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 0/2 up/down: 0/-85)             Total: -85 bytes

s/ATTRIBUTE_ALWAYS_INLINE/ALWAYS_INLINE/g
2007-06-12 20:54:54 +00:00
Denis Vlasenko
e16e6e79e4 awk: experimentally modify "global" trick to make code smaller
by minimizing data offsets

function                                             old     new   delta
parse_expr                                           752     782     +30
syntax_error                                          23      26      +3
nvfree                                               151     154      +3
nvalloc                                              172     175      +3
fsrealloc                                            111     114      +3
chain_node                                            99     102      +3
chain_loop                                           121     124      +3
chain_group                                          628     631      +3
awk_main                                            1002    1005      +3
awk_exit                                              99     102      +3
parse_program                                        308     310      +2
split_f0                                             172     170      -2
awk_split                                            510     507      -3
getvar_s                                             108     102      -6
awk_sub                                              643     637      -6
awk_getline                                          706     700      -6
next_token                                           943     927     -16
handle_special                                       470     446     -24
next_input_file                                      252     213     -39
evaluate                                            6703    6633     -70
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 11/9 up/down: 59/-172)         Total: -113 bytes

# size */*/awk.o
   text    data     bss     dec     hex filename
  18247       0       0   18247    4747 busybox.t0/editors/awk.o
  18134       0       0   18134    46d6 busybox.t1/editors/awk.o
2007-06-07 13:14:53 +00:00
Denis Vlasenko
ae5a8aac26 awk: move all data to malloc space
function                                             old     new   delta
evaluate                                            6448    6728    +280
awk_getline                                          676     705     +29
parse_expr                                           726     752     +26
next_token                                           917     943     +26
next_input_file                                      237     252     +15
awk_split                                            498     510     +12
awk_sub                                              632     643     +11
split_f0                                             160     170     +10
getvar_s                                              98     108     +10
...
chain_loop                                           128     121      -7
nvalloc                                              179     171      -8
chain_node                                           107      99      -8
mainseq                                               12       -     -12
endseq                                                12       -     -12
chain_group                                          640     628     -12
beginseq                                              12       -     -12
awk_exit                                             112     100     -12
fsrealloc                                            127     110     -17
static.v                                              20       -     -20
static.rsm                                            24       -     -24
ttt                                                   28       -     -28
parse_program                                        339     311     -28
static.sreg                                           32       -     -32
intvar                                                76       -     -76
static.tspl                                           84       -     -84
rsplitter                                             84       -     -84
fsplitter                                             84       -     -84
------------------------------------------------------------------------------
(add/remove: 0/39 grow/shrink: 16/11 up/down: 439/-685)      Total: -246 bytes
2007-06-06 17:01:00 +00:00
Denis Vlasenko
b6adbf1be2 usage.c: remove reference to busybox.h
*: s/include "busybox.h"/include "libbb.h"
2007-05-26 19:00:18 +00:00
Denis Vlasenko
d9b5ab868c awk: fix a trivial bug introduced by me.
This is how it goes. I break stuff by doing useless 'cleanups',
people fix the fallout. :(. Thanks rockeychu!
2007-05-18 07:30:43 +00:00
Denis Vlasenko
ffba941d29 awk: make code a bit less obfuscated 2007-05-17 23:03:35 +00:00
Denis Vlasenko
5b34083004 several *.c files:
move 'extern environ' up to the location of #includes
2007-05-17 23:02:14 +00:00
Denis Vlasenko
cd5c7866e3 vi: remove two globals
awk: some 'lineno' vars were shorts, made them ints (code got smaller)
awk: rename global t to global ttt. still an awful name, but at least
     you can grep for it now.

function                                             old     new   delta
ttt                                                    -      28     +28
mysleep                                              104     120     +16
readit                                               408     418     +10
lineno                                                 2       4      +2
parse_program                                        338     339      +1
evaluate                                            6446    6445      -1
syntax_error                                          25      23      -2
next_token                                           917     915      -2
new_node                                              26      24      -2
tv                                                    16       8      -8
skip_spaces                                           68      53     -15
t                                                     28       -     -28
rfds                                                 128       -    -128
------------------------------------------------------------------------------
(add/remove: 1/2 grow/shrink: 4/6 up/down: 57/-186)          Total: -129 bytes
2007-05-17 16:37:22 +00:00
Denis Vlasenko
389f9d52d5 awk: don't segfault on printf(%*s). Close 1337. 2007-05-09 21:57:23 +00:00
Denis Vlasenko
f71d916b60 awk: guard against empty environment 2007-05-03 22:57:56 +00:00
Denis Vlasenko
51742f4bb0 style fixes. No code changes 2007-04-12 00:32:05 +00:00
Denis Vlasenko
99912ca733 audit small applets and mark some of them as NOFORK.
Put big scary warnings in relevant places.
2007-04-10 15:43:37 +00:00
Denis Vlasenko
8d9f495d68 getopt32: fix llist_t options ordering. llist_rev is not unused.
function                                             old     new   delta
tar_main                                             705     695     -10
sort_main                                            928     918     -10
decode_format_string                                 886     876     -10
run_parts_main                                       197     185     -12
ps_main                                              513     500     -13
wget_main                                           2764    2750     -14
awk_main                                            1014    1000     -14
od_main                                             2886    2866     -20
llist_rev                                             25       -     -25
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 0/8 up/down: 0/-128)           Total: -128 bytes
2007-04-08 15:08:42 +00:00
Denis Vlasenko
be644a81e9 awk: support multiple -v options 2007-03-10 17:22:14 +00:00
Denis Vlasenko
629563b5d7 awk: fix memory leak (can affect large file processing) 2007-02-24 17:05:52 +00:00
Denis Vlasenko
06af216528 suppress warnings about easch <applet>_main() having
no preceding prototype
2007-02-03 17:28:39 +00:00
Denis Vlasenko
a41fdf331a preparatory patch for -Wwrite-strings #1 2007-01-29 22:51:00 +00:00
Denis Vlasenko
150f402b36 whitespace fixes (leading spaces to tab) 2007-01-13 21:06:21 +00:00
Denis Vlasenko
f7996f3b70 Trailing whitespace removal over entire tree 2007-01-11 17:20:00 +00:00
Denis Vlasenko
e1d3e034a9 awk: style fixes 2007-01-01 23:53:52 +00:00
Denis Vlasenko
6dc6ebbf44 awk: undo locale setting for numbers - or else parsing
can act quite mysteriously
date: add if(ENABLE_LOCALE_SUPPORT)
2007-01-01 23:53:12 +00:00
Denis Vlasenko
f782f52c8c awk: style cleanup. A lot of rw data moved to ro
(still has quite a lot of statics etc...).
getopt32-ification.
2007-01-01 23:51:30 +00:00
Denis Vlasenko
bf0a201008 style fixes
last xcalloc replaced by xzalloc
2006-12-26 10:42:51 +00:00
Denis Vlasenko
4cccc03768 remove useless casts (type*) xzalloc(...) 2006-12-22 18:37:07 +00:00
Denis Vlasenko
b95636c52f remove casts from xmalloc() 2006-12-19 23:36:04 +00:00
Denis Vlasenko
249fabf1a3 Add option to disable command execution from vi & awk 2006-12-19 00:29:22 +00:00
Denis Vlasenko
b54b208d90 Fix largefile breakage; advance version to 1.2.2 2006-10-27 09:05:40 +00:00
Denis Vlasenko
d18a3a20db use skip_whitespace where appropriate 2006-10-25 12:46:03 +00:00
Denis Vlasenko
e1a0d486e4 message string changes, mostly for consistency, also -32 bytes in .rodata 2006-10-20 13:28:22 +00:00
Denis Vlasenko
890ac9deb2 awk: && -> & in "n->info && OPCLSMASK" - fixes bug 1067 2006-10-07 15:16:19 +00:00
Denis Vlasenko
67b23e6043 getopt_ulflags -> getopt32.
It is impossible to formulate sane ABI based on
size of ulong because it can be 32-bit or 64-bit.
Basically it means that you cannot portably use
more that 32 option chars in one call anyway...
Make it explicit.
2006-10-03 21:00:06 +00:00
Denis Vlasenko
9275814a9e lots of silly indent fixes 2006-10-03 19:56:34 +00:00