Commit Graph

2295 Commits

Author SHA1 Message Date
Alex Samorukov
09aba8bac4 Fix missing "crypt.h" compilation error on the FreeBSD
FreeBSD does not use crypt.h, but unistd.h which is already included

Signed-off-by: Alex Samorukov <samm@os2.kiev.ua>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-01-04 13:28:28 +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
89a55972fd libbb/procps: smaller global data for username/groupname cache
function                                             old     new   delta
get_cached                                           101     133     +32
cache_user_group                                       -       4      +4
get_cached_username                                   17      14      -3
username                                               8       -      -8
groupname                                              8       -      -8
clear_username_cache                                  65      47     -18
------------------------------------------------------------------------------
(add/remove: 1/2 grow/shrink: 1/2 up/down: 36/-37)             Total: -1 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-30 01:04:56 +01:00
Denys Vlasenko
77a51a2709 randomconfig fixes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-29 16:53:11 +01:00
Denys Vlasenko
96717d9fb4 lineedit: code shrink
function                                             old     new   delta
read_line_input                                     3171    3157     -14

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-21 22:50:23 +01:00
Denys Vlasenko
fae7332ebf lineedit: add a comment about possible use of tcflush()
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-21 21:55:03 +01:00
Denys Vlasenko
00eb23b47a bc: do not allocate line editing state until needed
function                                             old     new   delta
xc_read_line                                         324     353     +29
free_line_input_t                                     34      39      +5
xc_vm_init                                           656     640     -16
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 2/1 up/down: 34/-16)             Total: 18 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-21 21:36:58 +01:00
Denys Vlasenko
15733cb48e mount: if we race with other loop mount, we forget to close loop dev
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-17 23:38:06 +01:00
Denys Vlasenko
251e08ffa6 move ADJTIME_PATH define to header files
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-17 20:53:43 +01:00
Denys Vlasenko
4bc59a4cf7 mount: fix a race when a free loop device is snatched under us by another mount.
function                                             old     new   delta
set_loop                                             850     809     -41

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-17 15:05:14 +01:00
Denys Vlasenko
0723131628 Fixes for Hurd build
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-17 11:22:44 +01:00
Denys Vlasenko
bb15969333 libbb: do not compile selinux_or_die() if !SELINUX
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-16 23:00:51 +01:00
Denys Vlasenko
eb0c2e218c libbb: introduce and use xsettimeofday()
function                                             old     new   delta
xsettimeofday                                          -      25     +25
rdate_main                                           274     260     -14
step_time                                            348     331     -17
set_kernel_timezone_and_clock                        119     102     -17
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 0/3 up/down: 25/-48)            Total: -23 bytes
   text	   data	    bss	    dec	    hex	filename
1020753	    559	   5052	1026364	  fa93c	busybox_old
1020708	    559	   5052	1026319	  fa90f	busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-16 21:36:36 +01:00
Denys Vlasenko
a97a795dcb lineedit: disable completion and fancy prompts if no shells are selected
function                                             old     new   delta
get_previous_history                                  51      56      +5
get_next_history                                      47      52      +5
null_str                                               1       -      -1
beep                                                  10       -     -10
bb_msg_unknown                                        10       -     -10
bb_internal_setpwent                                  24       -     -24
remove_chunk                                          30       -     -30
goto_new_line                                         33       -     -33
bb_internal_endpwent                                  36       -     -36
deinit_S                                              51       -     -51
free_tab_completion_data                              54       -     -54
read_line_input                                     3171    3114     -57
rewind                                                68       -     -68
add_match                                             70       -     -70
complete_username                                     77       -     -77
quote_special_chars                                   78       -     -78
build_match_prefix                                   557       -    -557
complete_cmd_dir_file                                697       -    -697
parse_and_put_prompt                                 823      53    -770
input_tab                                            926       -    -926
------------------------------------------------------------------------------
(add/remove: 0/17 grow/shrink: 2/2 up/down: 10/-3549)       Total: -3539 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-16 11:14:08 +01:00
Denys Vlasenko
1d180cd749 lineedit: use strncmp instead of is_prefixed_with (we know the length)
Also: add comments, rename some variables

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-16 11:00:20 +01:00
Denys Vlasenko
eaced1ec85 lineedit: remove ->path_lookup if ash is not configured
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-16 10:01:21 +01:00
Ron Yorston
8baa643a34 lineedit: match local directories when searching PATH
When tab-completing a command we search PATH if the partial text
doesn't include a slash.  Also match subdirectories of the current
directory, in case the user intends to run a binary from one of
them.

function                                             old     new   delta
complete_cmd_dir_file                                894     917     +23
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/0 up/down: 23/0)               Total: 23 bytes

Signed-off-by: Ron Yorston <rmy@pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-16 09:38:25 +01:00
Ron Yorston
8506dd6730 lineedit: omit directories when tab-completing from PATH
Only files should be matched when using PATH for tab-completion.

function                                             old     new   delta
complete_cmd_dir_file                                883     894     +11
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/0 up/down: 11/0)               Total: 11 bytes

Signed-off-by: Ron Yorston <rmy@pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-16 09:38:18 +01:00
Denys Vlasenko
73d93d9f83 libbb: make pw_encrypt() die if supplied salt is bad (e.g. emply)
Fished from 520-loginutils-handle-crypt-failures.patch in openwrt

function                                             old     new   delta
pw_encrypt                                           913     927     +14
des_crypt                                           1327    1318      -9
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/1 up/down: 14/-9)               Total: 5 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-15 23:19:22 +01:00
Denys Vlasenko
c7b858ff8d libbb: add and use infrastructure for fixed page size optimization
function                                             old     new   delta
procps_scan                                         1121    1118      -3
getpagesize                                            6       -      -6
rpm_main                                            1037    1027     -10
rpm2cpio_main                                        120     110     -10
ptok                                                  38      21     -17
time_main                                           1282    1261     -21
mkswap_main                                          317     278     -39
------------------------------------------------------------------------------
(add/remove: 0/2 grow/shrink: 0/6 up/down: 0/-106)           Total: -106 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-14 18:54:30 +01:00
Denys Vlasenko
fd3c512f88 libbb: create and use mmap() helpers
function                                             old     new   delta
mmap_anon                                              -      22     +22
mmap_read                                              -      21     +21
xmmap_anon                                             -      16     +16
rpm_gettags                                          465     447     -18
bb_full_fd_action                                    498     480     -18
uevent_main                                          337     310     -27
------------------------------------------------------------------------------
(add/remove: 3/0 grow/shrink: 0/3 up/down: 59/-63)             Total: -4 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-14 18:25:28 +01:00
Denys Vlasenko
030fe31760 libbb: make msleep() result in only one syscall instead of looping
function                                             old     new   delta
msleep                                                45      52      +7

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-11 16:48:47 +01:00
Xabier Oneca
abaee4aada mkdtemp: proper error detection on mktemp
On error, mktemp returns an empty string, not NULL.

Signed-off-by: Xabier Oneca <xoneca@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-08 18:46:32 +01:00
Denys Vlasenko
f4f6e5144b libbb: exec_login_shell() - new function
function                                             old     new   delta
exec_login_shell                                       -      12     +12
sulogin_main                                         247     240      -7
login_main                                           960     953      -7
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 0/2 up/down: 12/-14)             Total: -2 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-02 21:51:08 +01:00
Denys Vlasenko
0622416fec libbb: code shrink in exec_shell()
function                                             old     new   delta
exec_shell                                           129     120      -9

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-02 21:39:57 +01:00
Denys Vlasenko
2075aa93e0 libbb: rename run_shell() to exec_shell()
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-02 21:28:47 +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
2fba2f5bb9 unicode: relax array alignment for tables
text	   data	    bss	    dec	    hex	filename
1022075	    559	   5052	1027686	  fae66	busybox_old
1021988	    559	   5052	1027599	  fae0f	busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-11-30 11:30:17 +01:00
Denys Vlasenko
33e955ab91 unicode: fix handling of short 1-4 char tables
function                                             old     new   delta
in_uint16_table                                       92     107     +15

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-11-30 11:18:00 +01:00
Denys Vlasenko
eb773054e4 libbb: code shrink
function                                             old     new   delta
generate_uuid                                        124     103     -21

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-11-29 14:24:14 +01:00
Denys Vlasenko
6a55b4e403 libbb: introduce and use msleep()
function                                             old     new   delta
msleep                                                 -      45     +45
watchdog_main                                        271     266      -5
common_traceroute_main                              3546    3530     -16
beep_main                                            277     248     -29
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 0/3 up/down: 45/-50)             Total: -5 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-11-29 12:40:25 +01:00
Denys Vlasenko
ec16c030bd libbb: introduce and use sleep1()
function                                             old     new   delta
sleep1                                                 -       9      +9
run_shutdown_and_kill_processes                       97      95      -2
restore_state_and_exit                               116     114      -2
reread_partition_table                                67      65      -2
flush_buffer_cache                                    80      78      -2
chat_main                                           1302    1300      -2
timeout_main                                         310     307      -3
telnet_main                                         1235    1232      -3
stop_handler                                          86      83      -3
process_action                                      1078    1075      -3
nbdclient_main                                      1185    1182      -3
init_main                                            789     786      -3
getty_main                                          1541    1538      -3
do_time                                              410     407      -3
runsv_main                                          1682    1677      -5
pause_and_low_level_reboot                            59      54      -5
inetd_main                                          1917    1911      -6
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 0/16 up/down: 9/-50)            Total: -41 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-11-29 11:37:34 +01:00
Denys Vlasenko
87bd558f3f libbb: bb_do_delay(3) -> pause_after_failed_login(), and stop looping there
function                                             old     new   delta
pause_after_failed_login                               -       9      +9
vlock_main                                           358     353      -5
sulogin_main                                         252     247      -5
su_main                                              484     479      -5
passwd_main                                          936     931      -5
login_main                                           967     962      -5
bb_do_delay                                           68       -     -68
------------------------------------------------------------------------------
(add/remove: 1/1 grow/shrink: 0/5 up/down: 9/-93)             Total: -84 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-11-29 11:32:48 +01:00
Denys Vlasenko
32a8f70ac1 libbb: in @SECONDS date format, use 64-bit time if libc allows
function                                             old     new   delta
packed_usage                                       33472   33486     +14
parse_datestr                                        919     916      -3

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-11-28 23:21:13 +01:00
Denys Vlasenko
ae04ce82cf base32/64: "truncated base64 input" -> "truncated input"
text	   data	    bss	    dec	    hex	filename
1021739	    559	   5052	1027350	  fad16	busybox_old
1021732	    559	   5052	1027343	  fad0f	busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-11-28 13:43:54 +01:00
Denys Vlasenko
885121e25d libbb: change decode_base32/64 API to return the end of _dst_, not _src_.
function                                             old     new   delta
decode_base64                                        173     178      +5
read_base64                                          222     220      -2
decode_base32                                        186     182      -4
handle_incoming_and_exit                            2263    2239     -24
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/3 up/down: 5/-30)             Total: -25 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-11-28 13:27:36 +01:00
Denys Vlasenko
fc6faac84e libbb: trim base32/64 tables
function                                             old     new   delta
bb_uuenc_tbl_base64                                   66      65      -1
bb_uuenc_tbl_base32                                   34      32      -2

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-11-28 12:48:34 +01:00
Denys Vlasenko
f140b49f5f base32/64: code shrink
function                                             old     new   delta
decode_base64                                        178     173      -5
decode_base32                                        217     186     -31
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/2 up/down: 0/-36)             Total: -36 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-11-28 12:33:50 +01:00
Denys Vlasenko
7467e905e5 base32/64: code shrink
function                                             old     new   delta
decode_base64                                        180     178      -2
decode_base32                                        224     217      -7
read_base64                                          236     222     -14
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/3 up/down: 0/-23)             Total: -23 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-11-28 09:50:14 +01:00
Denys Vlasenko
2cd37d65e2 libbb: faster and smaller decode_base32()
function                                             old     new   delta
decode_base32                                        275     224     -51

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-11-27 21:25:34 +01:00
Denys Vlasenko
170b8628fa libbb: smaller and faster decode_base64()
function                                             old     new   delta
decode_base64                                        195     180     -15

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-11-27 20:45:15 +01:00
Denys Vlasenko
20900489a1 base32: new applet
function                                             old     new   delta
baseNUM_main                                           -     568    +568
decode_base32                                          -     275    +275
bb_uuenc_tbl_base32                                    -      34     +34
read_base64                                          218     236     +18
applet_names                                        2732    2739      +7
applet_main                                         1580    1584      +4
packed_usage                                       33480   33478      -2
base64_main                                          208       -    -208
------------------------------------------------------------------------------
(add/remove: 3/1 grow/shrink: 3/1 up/down: 906/-210)          Total: 696 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-11-26 09:04:16 +01:00
Jan Klötzke
12aa68d10f libbb: set netlink socket revbuf size before binding
As soon as the socket is bound it will receive messages. Make sure the
recieve buffer size is increased before the first message is received.

Signed-off-by: Jan Klötzke <jan@kloetzke.net>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-11-22 13:12:51 +01:00
Audun-Marius Gangstø
9bf4499dd7 lineedit: fix unicode characters in prompt
function                                             old     new   delta
parse_and_put_prompt                                 779     823     +44

Signed-off-by: Audun-Marius Gangstø <audun@gangsto.org>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-11-21 17:34:42 +01:00
Denys Vlasenko
112453acf2 od: unbreak it
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-10-25 23:44:22 +01:00
Denys Vlasenko
079487b487 hexdump: fix dup block comparison
function                                             old     new   delta
bb_dump_dump                                        1523    1520      -3

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-10-20 19:29:32 +02:00
Denys Vlasenko
dac5b83142 xxd: fix printing of trailing spaces
function                                             old     new   delta
bb_dump_dump                                        1497    1523     +26
xxd_main                                             459     466      +7
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 2/0 up/down: 33/0)               Total: 33 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-10-20 18:57:02 +02:00
Denys Vlasenko
2496616b0a avoid using strok - eliminates use of hidden global variable
function                                             old     new   delta
udhcp_str2optset                                     616     650     +34
setpriv_main                                         950     975     +25
switch_root_main                                     688     706     +18
parse                                                958     970     +12
getopt_main                                          622     628      +6
parse_resolvconf                                     302     306      +4
mpstat_main                                         1139    1142      +3
static.p                                               4       -      -4
cdcmd                                                717     702     -15
strtok                                               148       -    -148
------------------------------------------------------------------------------
(add/remove: 0/3 grow/shrink: 7/1 up/down: 102/-167)          Total: -65 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-10-06 02:36:47 +02:00
Denys Vlasenko
689d0650ab libbb: shrink recursive_action() by reducing memory pressure
function                                             old     new   delta
recursive_action1                                      -     316    +316
file_action_grep                                     161     164      +3
add_to_prg_cache_if_socket                           202     205      +3
depmod_main                                          509     511      +2
writeFileToTarball                                   488     489      +1
parse_module                                         281     282      +1
fileAction                                           207     208      +1
act                                                  189     190      +1
add_to_dirlist                                        65      64      -1
writeTarFile                                         196     194      -2
uuidcache_init                                        47      45      -2
uuidcache_check_device                               109     107      -2
true_action                                            8       6      -2
run_parts_main                                       310     308      -2
netstat_main                                         534     532      -2
lsusb_main                                            29      27      -2
lspci_main                                            45      43      -2
initial_scan                                         138     136      -2
grep_main                                            845     843      -2
find_main                                            482     480      -2
config_file_action                                   437     435      -2
chmod_main                                           142     140      -2
dirAction                                             14      10      -4
diff_main                                           1544    1540      -4
chown_main                                           154     148      -6
skip_dir                                             136     129      -7
dir_act                                              191     184      -7
recursive_action                                     453      69    -384
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 7/20 up/down: 328/-439)        Total: -111 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-10-01 21:52:16 +02:00
Denys Vlasenko
4a0eb0370c gcc-9.x warning fixes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-10-01 03:07:22 +02:00