Denys Vlasenko
2075553a1b
libbb: add bit counting function, use where appropriate
...
Although "naive" counting function is not too slow and is smaller,
using it on e.g. each of 1024 words of CPU mask feels wrong.
function old new delta
bb_popcnt_32 - 52 +52
get_prefix 323 321 -2
nproc_main 206 199 -7
d4_run_script 739 731 -8
ipcalc_main 533 507 -26
------------------------------------------------------------------------------
(add/remove: 2/0 grow/shrink: 0/4 up/down: 52/-43) Total: 9 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2024-05-31 16:03:23 +02:00
Denys Vlasenko
5a68a246e7
nproc: prepare for arbitrarily large CPU masks
...
function old new delta
get_malloc_cpu_affinity - 76 +76
nproc_main 216 206 -10
process_pid_str 250 206 -44
------------------------------------------------------------------------------
(add/remove: 2/0 grow/shrink: 0/2 up/down: 76/-54) Total: 22 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2024-05-31 11:58:48 +02:00
Denys Vlasenko
8f0845cad7
libbb: rename source files, no code changes
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2023-07-18 16:41:12 +02:00
Denys Vlasenko
6472ac9428
libbb/sha256: optional x86 hardware accelerated hashing
...
64 bit:
function old new delta
sha256_process_block64_shaNI - 730 +730
.rodata 108314 108586 +272
sha256_begin 31 83 +52
------------------------------------------------------------------------------
(add/remove: 5/1 grow/shrink: 2/0 up/down: 1055/-1) Total: 1054 bytes
32 bit:
function old new delta
sha256_process_block64_shaNI - 747 +747
.rodata 104318 104590 +272
sha256_begin 29 84 +55
------------------------------------------------------------------------------
(add/remove: 5/1 grow/shrink: 2/0 up/down: 1075/-1) Total: 1074 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2022-02-03 14:58:02 +01:00
Denys Vlasenko
99e22d230d
cut: build fix for FEATURE_CUT_REGEX
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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2022-01-24 07:07:17 +01:00
Denys Vlasenko
a96ccbefe4
libbb/sha1: optional i686 hardware accelerates hashing
...
function old new delta
sha1_process_block64_shaNI - 524 +524
sha1_begin 57 114 +57
.rodata 104353 104369 +16
static.shaNI - 1 +1
------------------------------------------------------------------------------
(add/remove: 4/0 grow/shrink: 2/0 up/down: 598/0) Total: 598 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2022-01-07 01:32:13 +01:00
Denys Vlasenko
711e20ecb8
libbb/sha1: optional x86-64 hardware accelerates hashing
...
function old new delta
sha1_process_block64_shaNI - 510 +510
sha1_begin 52 107 +55
.rodata 108285 108301 +16
static.shaNI - 1 +1
------------------------------------------------------------------------------
(add/remove: 4/0 grow/shrink: 2/0 up/down: 582/0) Total: 582 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2022-01-07 00:43:59 +01:00
Denys Vlasenko
05fd13ebec
libbb/sha1: x86_64 version: move to a separate .S file, no code changes
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2022-01-03 12:57:36 +01:00
YU Jincheng
5156b24553
Make const ptr assign as function call in clang
...
- This can act as memory barrier in clang to avoid
read before assign of a const ptr
Signed-off-by: LoveSy <shana@zju.edu.cn>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-10-09 22:30:45 +02:00
Ron Yorston
5c69ad0ecd
build system: drop PLATFORM_LINUX
...
PLATFORM_LINUX is a hidden configuration option which is disabled by
default and enabled at over a hundred locations for features that are
deemed to be Linux specific.
The only effect of PLATFORM_LINUX is to control compilation of
libbb/match_fstype.c. This file is only needed by mount and umount.
Remove all references to PLATFORM_LINUX and compile match_fstype.c
if mount or umount is enabled.
Signed-off-by: Ron Yorston <rmy@pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-08-13 17:12:56 +02:00
Denys Vlasenko
7367a949a6
libbb: compile obscure() only if FEATURE_PASSWD_WEAK_CHECK=y
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2018-01-04 15:21:25 +01:00
Denys Vlasenko
82d1c1f84a
randomconfig fixes
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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-12-31 17:30:02 +01:00
Denys Vlasenko
727948e585
getopt32: factor out code to treat all args as options
...
Working towards making getopt32() xmalloc-free
function old new delta
make_all_argv_opts - 58 +58
top_main 914 912 -2
getopt32 1517 1458 -59
------------------------------------------------------------------------------
(add/remove: 2/0 grow/shrink: 0/2 up/down: 58/-61) Total: -3 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-08-04 16:33:23 +02:00
Ron Yorston
008fc9499a
libbb: remove vdprintf
...
Two reasons:
* it's only built for GNU C Library versions < 2 (released 1997)
* it isn't used anywhere in BusyBox
Signed-off-by: Ron Yorston <rmy@pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-29 17:30:21 +02:00
Kaarle Ritvanen
517a82c5b6
login: move check_securetty to libbb
...
Signed-off-by: Kaarle Ritvanen <kaarle.ritvanen@datakunkku.fi>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-04-13 12:39:03 +02:00
Denys Vlasenko
9cc3d3ab21
fix breakage found by mass one-applet builds
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2016-12-23 02:42:26 +01:00
Denys Vlasenko
ac5d324540
randomconfig fixes
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2016-12-10 20:57:00 +01:00
Denys Vlasenko
548620c18b
randomconfig fixes
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2016-12-08 12:24:48 +01:00
Denys Vlasenko
bb0bf287d8
randomconfig fixes 2
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2016-06-19 21:54:04 +02:00
Denys Vlasenko
8f2e99c813
udhcp: get rid of bb_info_msg()
...
function old new delta
udhcpd_main 1501 1531 +30
d6_recv_raw_packet 251 264 +13
perform_d6_release 188 198 +10
udhcpc6_main 2443 2449 +6
udhcp_recv_raw_packet 582 588 +6
udhcp_recv_kernel_packet 132 138 +6
send_d6_renew 140 146 +6
d6_recv_kernel_packet 118 124 +6
send_renew 77 82 +5
send_discover 85 90 +5
send_decline 84 89 +5
send_d6_select 97 102 +5
send_d6_discover 174 179 +5
perform_release 167 172 +5
count_lines 72 74 +2
udhcpc_main 2836 2837 +1
bb_info_msg 125 - -125
------------------------------------------------------------------------------
(add/remove: 0/2 grow/shrink: 17/4 up/down: 117/-180) Total: -63 bytes
text data bss dec hex filename
924935 906 17160 943001 e6399 busybox_old
924736 906 17160 942802 e62d2 busybox_unstripped
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2016-03-30 18:41:23 +02:00
Denys Vlasenko
11775edbfc
randomconfig fixes
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2014-12-22 19:37:05 +01:00
Michel Stam
d3fabf89d7
zcip: Add environment variable for overriding log functionality
...
function old new delta
bb_logenv_override - 70 +70
packed_usage 29969 30033 +64
zcip_main 1426 1431 +5
------------------------------------------------------------------------------
(add/remove: 2/0 grow/shrink: 2/0 up/down: 139/0) Total: 139 bytes
Signed-off-by: Michel Stam <m.stam@fugro.nl>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2014-11-04 12:19:04 +01:00
Morten Kvistgaard
feac9b607d
ftpd: add optional support for authentication
...
function old new delta
cmdio_get_cmd_and_arg - 237 +237
get_passwd - 97 +97
check_password - 82 +82
ftpd_main 2297 2178 -119
ask_and_check_password_extended 206 84 -122
------------------------------------------------------------------------------
(add/remove: 3/0 grow/shrink: 0/2 up/down: 416/-241) Total: 175 bytes
Signed-off-by: Morten Kvistgaard <MK@pch-engineering.dk>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2014-08-05 21:57:18 +02:00
Denys Vlasenko
f92f1d0181
find: use sysconf(_SC_ARG_MAX) to determine the command-line size limit
...
The find utility uses a hardcoded value of 32 * 1024 as the limit of
the command-line length when calling 'find -exec ... {} +'. This results
in over 4 times more execve() calls than in coreutils' find.
This patch uses the limit defined in system headers.
Based on the patch by Bartosz Golaszewski <bartekgola@gmail.com>.
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2014-06-22 13:54:40 +02:00
Denys Vlasenko
e765b5ac34
libbb: rename execable -> executable. No code changes
...
English speakers complained that it sounded awfully broken.
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2014-05-02 17:15:58 +02:00
Denys Vlasenko
198b02f7dd
fix failures found by randomconfig builds
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2013-12-31 23:22:36 +01:00
Denys Vlasenko
59f46676a9
Move create_icmp[6]_socket to its only user, and simplify it
...
function old new delta
run_applet_and_exit 711 714 +3
sendping_tail 239 236 -3
common_ping_main 1798 1770 -28
create_icmp_socket 65 - -65
create_icmp6_socket 65 - -65
------------------------------------------------------------------------------
(add/remove: 0/4 grow/shrink: 1/2 up/down: 3/-161) Total: -158 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2013-06-28 00:30:46 +02:00
Denys Vlasenko
8cab66730a
fix build breakage found by randconfig
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2012-04-20 14:48:00 +02:00
Baruch Siach
e8f36330d9
networking: consolidate the IP checksum code. -129 bytes.
...
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-09-07 17:55:40 +02:00
Denys Vlasenko
4dc35fb5b6
platform.h: tweaks for cygwin
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-07-08 04:41:38 +02:00
Denys Vlasenko
3a649363aa
parse_config: make test applet easier to enable; fix its code
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-06-18 09:23:09 +02:00
Dan Fandrich
2f5769151f
only compile obscure.c when needed
...
Signed-off-by: Dan Fandrich <dan@coneharvesters.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-06-03 20:28:14 +02:00
Denys Vlasenko
b24ef035bd
find: cater for libc w/o FNM_CASEFOLD
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-05-23 00:40:54 +02:00
Chris Rees
6b1ce45598
FreeBSD compat for match_fstype
...
Signed-off-by: Chris Rees <utisoft@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-01-24 17:10:02 +01:00
Denys Vlasenko
26777aa1c6
fixes for bugs discovered by randomconfig builds and tests
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-11-22 23:49:10 +01:00
Denys Vlasenko
b5aa1d95a1
libbb/hash_sha.c -> libbb/hash_md5_sha.c
...
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-10-18 13:47:47 +02:00
Denys Vlasenko
eb7fe6dbf5
libbb: move md5 and shaN into a common source file. no code changes
...
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-10-18 13:46:07 +02:00
Denys Vlasenko
9ff50b8697
*: deinline SWAP_xE64 on 32-bit CPUs. Wins !90 bytes both on 32 and 64 bits
...
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-10-18 11:40:26 +02:00
Denys Vlasenko
06f719fd79
libbb: rename hash source files. no code changes
...
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-10-18 10:38:18 +02:00
Denys Vlasenko
0004e99493
better shared strings trick
...
text data bss dec hex filename
861980 441 7540 869961 d4649 busybox_old
861914 441 7540 869895 d4607 busybox_unstripped
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-09-01 12:01:17 +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
c9b9750a0e
libbb: factor out common code from mpstat/iostat
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-08-16 02:49:21 +02:00
Denys Vlasenko
7e1bb4bc5c
libbb: reduce number of *error_msg[_and_die].c files by four
...
No code changes.
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-07-04 17:16:44 +02:00
Denys Vlasenko
5c296de390
fix compile breakage with "make -j"
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-07-03 14:28:35 +02:00
Denys Vlasenko
d70e0e995e
*: add INSERTs to *.src files where appropriate
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-06-08 12:15:11 +02:00
Denys Vlasenko
19ced5c425
pipe_progress: make it independent of printf machinery
...
function old new delta
bb_putchar_stderr - 24 +24
ParseField 494 471 -23
progress_meter 212 188 -24
xargs_main 888 842 -46
pipe_progress_main 151 105 -46
------------------------------------------------------------------------------
(add/remove: 2/0 grow/shrink: 0/4 up/down: 24/-139) Total: -115 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-06-06 21:53:09 +02:00
Denys Vlasenko
da929a95aa
mass renaming Kbuild -> Kbuild.src, Config.in -> Config.src
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-06-04 20:10:51 +02:00