Commit Graph

51 Commits

Author SHA1 Message Date
Denys Vlasenko
fe73c8d557 *: style fix
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2022-08-30 16:41:17 +02:00
Denys Vlasenko
987be932ed *: slap on a few ALIGN_PTR where appropriate
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2022-02-06 20:07:12 +01:00
Denys Vlasenko
524fecf7c3 nmeter: %[md] %[mw] - dirty file-backed pages, writeback pages
function                                             old     new   delta
collect_mem                                          333     387     +54
.rodata                                           104369  104380     +11
packed_usage                                       34184   34175      -9
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 2/1 up/down: 65/-9)              Total: 56 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2022-01-11 19:32:16 +01:00
Denys Vlasenko
3c13da3dab libbb: introduce and use xgettimeofday(), do not truncate 64-bit time_t in shells
function                                             old     new   delta
xgettimeofday                                          -      11     +11
get_local_var_value                                  280     281      +1
svlogd_main                                         1323    1322      -1
change_epoch                                          67      66      -1
timestamp_and_log                                    461     458      -3
hwclock_main                                         301     298      -3
fmt_time_bernstein_25                                135     132      -3
step_time                                            331     326      -5
script_main                                         1207    1202      -5
machtime                                              34      28      -6
curtime                                               61      54      -7
ts_main                                              423     415      -8
nmeter_main                                          761     751     -10
gettime1900d                                          67      46     -21
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 1/12 up/down: 12/-73)           Total: -61 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-30 23:48:01 +01:00
Denys Vlasenko
965b795b87 decrease paddign: gcc-9.3.1 slaps 32-byte alignment on arrays willy-nilly
text	   data	    bss	    dec	    hex	filename
1021988	    559	   5052	1027599	  fae0f	busybox_old
1021236	    559	   5052	1026847	  fab1f	busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-11-30 13:03:03 +01:00
Denys Vlasenko
4789c7cd81 nmeter: add %T (zero-based timestamp) format
function                                             old     new   delta
collect_tv                                             -     132    +132
collect_monotonic                                      -      61     +61
nmeter_main                                          754     778     +24
gmtime                                                 -      21     +21
init_monotonic                                         -      18     +18
init_functions                                        44      48      +4
packed_usage                                       33432   33420     -12
collect_time                                         125      19    -106
------------------------------------------------------------------------------
(add/remove: 5/0 grow/shrink: 2/2 up/down: 260/-118)          Total: 142 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-06-10 15:37:39 +02:00
Denys Vlasenko
e5897d041d suppress a few "unused function" warnings
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2019-10-25 13:05:15 +02:00
Denys Vlasenko
85b380f6b2 nmeter: do not clamp down %Nc to minimum of 10 (think nmeter "%nprocc")
Also, go for unsigned divisions.

function                                             old     new   delta
init_cpu                                              61      73     +12
collect_cpu                                          444     422     -22
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/1 up/down: 12/-22)            Total: -10 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2019-08-06 16:59:50 +02:00
Denys Vlasenko
b097a84d62 config: update size information
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2018-12-28 03:20:17 +01:00
Denys Vlasenko
0c4dbd481a regularize format of source file headers, no code changes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-09-18 16:28:43 +02:00
Denys Vlasenko
72089cf6b4 config: deindent all help texts
Those two spaces after tab have no effect, and always a nuisance when editing.

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-21 09:50:55 +02:00
Denys Vlasenko
4eed2c6c50 Update menuconfig items with approximate applet sizes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-18 22:01:24 +02:00
Denys Vlasenko
f3d705f41b make --help texts smaller
function                                             old     new   delta
packed_usage                                       31035   30968     -67

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-01-21 03:46:57 +01:00
Denys Vlasenko
9de2e5a222 *: hopefully all setup_common_bufsiz() are in place
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2016-04-21 18:38:51 +02:00
Denys Vlasenko
e6a2f4cc5a libbb: make bb_common_bufsiz1 1 kbyte, add capability to use bss tail for it
The config item is FEATURE_USE_BSS_TAIL. When it is off (default):

function                                             old     new   delta
read_config                                          210     228     +18
doCommands                                          2279    2294     +15
ipneigh_list_or_flush                                763     772      +9
ipaddr_list_or_flush                                1256    1261      +5
display_process_list                                1301    1306      +5
conspy_main                                         1378    1383      +5
do_lzo_compress                                      352     355      +3
do_lzo_decompress                                    565     567      +2
push                                                  46      44      -2
inetd_main                                          2136    2134      -2
uevent_main                                          421     418      -3
addLines                                              97      92      -5
bb_common_bufsiz1                                   8193    1024   -7169
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 8/5 up/down: 62/-7181)        Total: -7119 bytes
   text	   data	    bss	    dec	    hex	filename
 829850	   4086	   9080	 843016	  cdd08	busybox_old
 829901	   4086	   1904	 835891	  cc133	busybox_unstripped

FEATURE_USE_BSS_TAIL=y:

read_config                                          210     228     +18
doCommands                                          2279    2294     +15
ipneigh_list_or_flush                                763     772      +9
ipaddr_list_or_flush                                1256    1261      +5
display_process_list                                1301    1306      +5
conspy_main                                         1378    1383      +5
do_lzo_compress                                      352     355      +3
do_lzo_decompress                                    565     567      +2
inetd_main                                          2136    2134      -2
bb_common_bufsiz1                                   8193       -   -8193
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 8/1 up/down: 62/-8195)        Total: -8133 bytes
   text	   data	    bss	    dec	    hex	filename
 829850	   4086	   9080	 843016	  cdd08	busybox_old
 829911	   4086	    880	 834877	  cbd3d	busybox_unstripped

FIXME: setup_common_bufsiz() calls are missing.

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2016-04-21 17:39:11 +02:00
Denys Vlasenko
0d1b71e8e6 nmeter: reinstate and document -d-1
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2016-03-15 17:54:17 +01:00
Denys Vlasenko
41b1e2c392 nmeter: remove undocumented %NNNd specifier
function                                             old     new   delta
nmeter_main                                          707     745     +38
init_functions                                        48      44      -4
init_delay                                            63       -     -63
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 1/1 up/down: 38/-67)            Total: -29 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2016-03-15 16:13:23 +01:00
Denys Vlasenko
a63e2a8cb2 nmeter: simple code shrink here and there
function                                             old     new   delta
nmeter_main                                          709     707      -2
init_cr                                               15      12      -3
collect_time                                         141     131     -10
collect_cpu                                          610     593     -17
init_cpu                                              82      63     -19
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/5 up/down: 0/-51)             Total: -51 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2016-03-15 16:06:29 +01:00
Denys Vlasenko
8a26fda98c nmeter: convert field list to bit list
function                                             old     new   delta
rdval                                                 34     157    +123
collect_int                                          123     122      -1
collect_thread_nr                                     65      62      -3
collect_blk                                          559     552      -7
collect_if                                           207     199      -8
collect_fork                                         119     111      -8
collect_ctx                                          119     111      -8
collect_fd                                            81      71     -10
collect_swp                                          120     107     -13
collect_cpu                                          623     610     -13
collect_mem                                          371     339     -32
rdval_loadavg                                         38       -     -38
vrdval                                               170       -    -170
------------------------------------------------------------------------------
(add/remove: 0/2 grow/shrink: 1/10 up/down: 123/-311)        Total: -188 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2016-03-15 15:52:40 +01:00
Denys Vlasenko
99c71c9e80 nmeter: code shrink
function                                             old     new   delta
put                                                   52      43      -9

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2016-03-15 15:28:49 +01:00
Denys Vlasenko
e4de8c6316 nmeter: fix a bug with unterminated varargs
function                                             old     new   delta
collect_mem                                          361     371     +10
collect_swp                                          116     120      +4
vrdval                                               168     170      +2
collect_thread_nr                                     63      65      +2
collect_int                                          121     123      +2
collect_if                                           205     207      +2
collect_fork                                         117     119      +2
collect_fd                                            79      81      +2
collect_ctx                                          117     119      +2
collect_cpu                                          621     623      +2
collect_blk                                          557     559      +2
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 11/0 up/down: 32/0)              Total: 32 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2016-03-15 15:22:42 +01:00
Denys Vlasenko
a407cf74cc Make smart_ulltoa return pointer to end (allows for code shink in callers)
function                                             old     new   delta
smart_ulltoa5                                        405     408      +3
smart_ulltoa4                                        273     276      +3
list_table                                          1113    1114      +1
scale                                                 36      34      -2
put_lu                                                55      53      -2
ulltoa6_and_space                                     19      14      -5
powertop_main                                       1470    1461      -9

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2013-09-06 12:53:14 +02:00
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
Denys Vlasenko
3b1603410a nmeter: fix block i/o count on newer Linux kernels
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-11-01 23:34:46 +01:00
Denys Vlasenko
abb0952e63 nmeter: trim help text
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-05-26 09:00:23 +02:00
Denys Vlasenko
b9f2d9f7d9 mass removal of underscores from _BB_DIR_foo and _BB_SUID_foo
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-01-18 13:58:01 +01:00
Denys Vlasenko
a6041860f8 nmeter: deprecate %NNNd specified, use -d MSEC instead
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-12-13 15:17:22 +01:00
Denys Vlasenko
bdaea46318 nmeter: fix misplaced closing comment
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-08-16 20:42:14 +02:00
Denys Vlasenko
0ef64bdb40 *: make GNU licensing statement forms more regular
This change retains "or later" state! No licensing _changes_ here,
only form is adjusted (article, space between "GPL" and "v2" and so on).

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-08-16 20:14:46 +02:00
Denys Vlasenko
7783248eaa *: s/xatoi_u/xatoi_positive/g - I got bored of mistyping xatoi_u as xatou_i
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-08-12 14:14:45 +02:00
Denys Vlasenko
2ec91aead5 *: remove some uses of argc
function                                             old     new   delta
whoami_main                                           34      37      +3
logname_main                                          60      63      +3
hostid_main                                           35      38      +3
ttysize_main                                         136     135      -1
nmeter_main                                          673     672      -1
logger_main                                          387     386      -1
uuencode_main                                        330     328      -2
ifupdown_main                                       2125    2123      -2
mesg_main                                            158     155      -3
free_main                                            333     330      -3
cal_main                                             902     899      -3
acpid_main                                           443     440      -3
ar_main                                              196     189      -7
find_main                                            476     467      -9
ifconfig_main                                       1235    1221     -14
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 3/12 up/down: 9/-49)            Total: -40 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-01-04 14:15:38 +01:00
Denys Vlasenko
d5f1b1bbe0 *: add FAST_FUNC to function ptrs where it makes sense
function                                             old     new   delta
evalcommand                                         1195    1209     +14
testcmd                                                -      10     +10
printfcmd                                              -      10     +10
echocmd                                                -      10     +10
func_exec                                            270     276      +6
echo_dg                                              104     109      +5
store_nlmsg                                           85      89      +4
pseudo_exec_argv                                     195     198      +3
dotcmd                                               287     290      +3
machtime_stream                                       29      31      +2
discard_stream                                        24      26      +2
argstr                                              1299    1301      +2
killcmd                                              108     109      +1
evalfor                                              226     227      +1
daytime_stream                                        43      44      +1
run_list                                            2544    2543      -1
lookupvar                                             62      61      -1
ipaddr_modify                                       1310    1309      -1
...
parse_stream                                        2254    2245      -9
evalpipe                                             356     347      -9
collect_if                                           210     197     -13
read_opt                                             869     851     -18
handle_dollar                                        681     658     -23
print_addrinfo                                      1342    1303     -39
iterate_on_dir                                       156      59     -97
print_route                                         1709    1609    -100
------------------------------------------------------------------------------
(add/remove: 3/0 grow/shrink: 12/130 up/down: 74/-767)       Total: -693 bytes
   text    data     bss     dec     hex filename
 841748     467    7872  850087   cf8a7 busybox_old
 841061     467    7872  849400   cf5f8 busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-06-05 12:06:05 +02:00
Denis Vlasenko
9e0a7c9c41 remove a few superfluous includes 2008-11-25 13:33:11 +00:00
Denis Vlasenko
bfc93a3caf nmeter: 4k buffers are too small for /proc files,
make them dynamically sized with 16k upper limit. +75 bytes
2008-09-26 11:12:09 +00:00
Denis Vlasenko
cd785fb716 nmeter: fix read past the end if a buffer. Closes 4594 2008-08-14 21:57:43 +00:00
Denis Vlasenko
dadfb4975b hush: add #defines to switch off break/continue if loops are not supported
*: remove a few inline keywords
no code changes
2008-07-29 10:16:05 +00:00
Denis Vlasenko
0f293b96dc fix all cases of strcpy on overlapping strings. 2008-07-22 20:16:55 +00:00
Denis Vlasenko
a60f84ebf0 *: rename ATTRIBUTE_XXX to just XXX. 2008-07-05 09:18:54 +00:00
Denis Vlasenko
bc2fd37227 nmeter: tiny shrink 2008-06-30 07:33:52 +00:00
Denis Vlasenko
259c9a6e90 nmeter: tiny shrink 2008-06-28 23:42:03 +00:00
Denis Vlasenko
befd5eaec8 nmeter: cosmetics 2008-06-28 23:33:02 +00:00
Denis Vlasenko
333aa0c04a nmeter: code shrink
function                                             old     new   delta
init_delay                                            61      64      +3
init_cpu                                              86      82      -4
init_int                                              63      57      -6
nmeter_main                                          679     667     -12
init_if                                               88      63     -25
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/4 up/down: 3/-47)             Total: -44 bytes
2008-06-28 23:30:37 +00:00
Bernhard Reutner-Fischer
5e25ddb7d3 - use STD*_FILENO some more. No object-code changes 2008-05-19 09:48:17 +00:00
Denis Vlasenko
68404f13d4 *: add -Wunused-parameter; fix resulting breakage
function                                             old     new   delta
procps_scan                                         1265    1298     +33
aliascmd                                             278     283      +5
parse_file_cmd                                       116     120      +4
dname_enc                                            373     377      +4
setcmd                                                90      93      +3
execcmd                                               57      60      +3
count_lines                                           72      74      +2
process_command_subs                                 340     339      -1
test_main                                            409     407      -2
mknod_main                                           179     177      -2
handle_incoming_and_exit                            2653    2651      -2
argstr                                              1312    1310      -2
shiftcmd                                             131     128      -3
exitcmd                                               46      43      -3
dotcmd                                               297     294      -3
breakcmd                                              86      83      -3
evalpipe                                             353     349      -4
evalcommand                                         1180    1176      -4
evalcmd                                              109     105      -4
send_tree                                            374     369      -5
mkfifo_main                                           82      77      -5
evalsubshell                                         152     147      -5
typecmd                                               75      69      -6
letcmd                                                61      55      -6
add_cmd                                             1190    1183      -7
main                                                 891     883      -8
ash_main                                            1415    1407      -8
parse_stream                                        1377    1367     -10
alloc_procps_scan                                     55       -     -55
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 7/21 up/down: 54/-148)          Total: -94 bytes
   text    data     bss     dec     hex filename
 797195     658    7428  805281   c49a1 busybox_old
 797101     658    7428  805187   c4943 busybox_unstripped
2008-03-17 09:00:54 +00:00
Denis Vlasenko
8a2e421f26 nmeter: fix bug where %[mf] behaves as %[mt] 2008-02-29 07:46:19 +00:00
Denis Vlasenko
574f2f4394 *: add optimization barrier to all "G trick" locations 2008-02-27 18:41:59 +00:00
Denis Vlasenko
56ea65ca5f ps: fix overflow in USER and VSZ columns
function                                             old     new   delta
smart_ulltoa4                                          -     280    +280
smart_ulltoa5                                        283     408    +125
ulltoa6_and_space                                      -      25     +25
scale                                                 28      38     +10
bbunpack                                             358     366      +8
ps_main                                              259     261      +2
glob3                                                 35      37      +2
fill_bounds                                          172     174      +2
process_stdin                                        456     446     -10
smart_ulltoa6                                        406       -    -406
------------------------------------------------------------------------------
(add/remove: 2/1 grow/shrink: 6/1 up/down: 454/-416)           Total: 38 bytes
2008-01-06 03:26:53 +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
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
a6163ca355 install: fix install a b /a/link/to/dir
install: fix -s (strip) option
nmeter: add TODO
2007-06-17 00:35:15 +00:00