Commit Graph

686 Commits

Author SHA1 Message Date
Denis Vlasenko
f03dbeda90 hush: comment out and replace bug in set_local_var:
-       if (value == 0 && ++value == 0) {
+       /*if (value == 0 && ++value == 0) ??? -vda */
+       if (value == NULL || value[1] == '\0') {

Style fixes.
2007-04-13 19:55:50 +00:00
Denis Vlasenko
b636d8c18c shell/: add SUSv3 doc for fast & easy reference 2007-04-13 19:44:22 +00:00
Denis Vlasenko
b69f35effe lash: "forking" applets are actually can be treated the same way as "non-forked".
Also save a bit of space on trailing NULL array elements.
2007-04-12 17:10:45 +00:00
Denis Vlasenko
7cced6e574 fix realloc-of-non-malloced pointer, and reduce size while at it 2007-04-12 17:08:53 +00:00
Denis Vlasenko
831a20f512 pass a copy of argv[i] to NOFORK applets (they may permute it etc).
set/save/restore more shared global variables whan call one applet from another
2007-04-12 12:27:32 +00:00
Denis Vlasenko
51742f4bb0 style fixes. No code changes 2007-04-12 00:32:05 +00:00
Denis Vlasenko
50f7f446ec bb_full_fd_action: remove potential xmalloc from NOFORK path
cat: stop using stdio.h opens
libbb: introduce & use open[3]_or_warn
function                                             old     new   delta
open3_or_warn                                          -      54     +54
bb_cat                                               115     144     +29
open_or_warn                                           -      25     +25
unlzma                                              2404    2412      +8
chattr_main                                          334     339      +5
xstrtoul_range_sfx                                   251     255      +4
telnet_main                                         1514    1510      -4
static.opt                                             4       -      -4
qgravechar                                           122     118      -4
fuser_add_pid                                         61      54      -7
fuser_add_inode                                      154     147      -7
writeFileToTarball                                  1542    1534      -8
refresh                                             1156    1148      -8
do_show                                              856     846     -10
read_leases                                          212     200     -12
setup_redirects                                      236     222     -14
iproute_list_or_flush                               1582    1568     -14
read_config                                          427     411     -16
write_leases                                         284     264     -20
hash_file                                            338     318     -20
copy_file                                           1760    1740     -20
do_iproute                                          2610    2588     -22
bb_full_fd_action                                    320     269     -51
open_to_or_warn                                      103      49     -54
fuser_main                                          1660    1596     -64
.rodata                                           131160  131096     -64
------------------------------------------------------------------------------
(add/remove: 2/1 grow/shrink: 4/19 up/down: 125/-423)        Total: -298 bytes
2007-04-11 23:20:53 +00:00
Denis Vlasenko
d7c8196c1b ash: fix kill -l (by Mats Erik Andersson <mats.andersson64@comhem.se>) 2007-04-11 20:43:31 +00:00
Denis Vlasenko
6398cf477d style fixes, no code changes. 2007-04-11 17:04:29 +00:00
Denis Vlasenko
e4f2d064b0 rename: run_applet_by_name -> run_applet_and_exit 2007-04-11 17:03:19 +00:00
Denis Vlasenko
80d14beae9 Rename two config options:
FEATURE_SH_STANDALONE_SHELL => FEATURE_SH_STANDALONE
FEATURE_EXEC_PREFER_APPLETS => FEATURE_PREFER_APPLETS
Make SH_STANDALONE depend on PREFER_APPLETS.
getopt.c: more randomconfig-induced fixes
2007-04-10 23:03:30 +00:00
Denis Vlasenko
335b63d8d1 make a few struct bb_applet members conditional
rename sllep_and_die -> xfunc_die
make fflush_stdout_and_exit NOFORK-safe
fix some buglets found by randomconfig
2007-04-10 21:38:30 +00:00
Denis Vlasenko
ff131b980d style fixes. No code changes. 2007-04-10 15:42:06 +00:00
Bernhard Reutner-Fischer
de17ece1db - use skip_non_whitespace() where appropriate 2007-04-10 09:38:35 +00:00
Denis Vlasenko
c44ab01b75 Improve STANDALONE_SHELL. "safe" applets are renamed NOEXEC applets
and now this fact is recorded in applets.h, not ash.c.

Several fixes to "--help + STANDALONE_SHELL" scenarios.

function                                             old     new   delta
run_current_applet_and_exit                            -     355    +355
arith                                               2064    2073      +9
refresh                                             1148    1156      +8
getopt32                                            1068    1073      +5
telnet_main                                         1510    1514      +4
md5_sha1_sum_main                                    565     566      +1
xstrtoul_range_sfx                                   255     251      -4
packed_usage                                       22523   22514      -9
tryexec                                              255     203     -52
static.safe_applets                                  152       -    -152
.rodata                                           131320  131128    -192
run_applet_by_name                                   869     506    -363
------------------------------------------------------------------------------
(add/remove: 1/1 grow/shrink: 5/5 up/down: 382/-772)         Total: -390 bytes

./busybox ash -c 'i=20000; while test $i != 0; do touch z; i=$((i-1)); done'
runs more than twice as fast with STANDALONE_SHELL versus without.
2007-04-09 03:11:58 +00:00
Denis Vlasenko
95cb3263ae msh: smallish code shrinkage; cosmetics 2007-04-09 03:06:34 +00:00
Denis Vlasenko
240a1cfbbe add some missed statics on constant objects.
fix few #ifndef ENABLE_xxx

# size busybox_old busybox_unstripped
   text    data     bss     dec     hex filename
 677152    2920   18208  698280   aa7a8 busybox_old
 676420    2920   18208  697548   aa4cc busybox_unstripped
2007-04-08 16:07:02 +00:00
Bernhard Reutner-Fischer
febe3c4211 - sed -e "s/char[[:space:]]*\*[[:space:]]*argv\[\]/char **argv/g" 2007-04-04 20:52:03 +00:00
Denis Vlasenko
f443bffd3c lash: make -c work; crush buffer overrun and free of non-malloced ptr
(from Mats Erik Andersson <mats.andersson64@comhem.se>)
2007-03-31 11:08:50 +00:00
Denis Vlasenko
6fa8b8e17f lash: style cleanup 2007-03-31 11:07:30 +00:00
Denis Vlasenko
10457b90db make pidfile writing configurable.
[ui]toa_to_buf: change API. No users yet.
2007-03-27 22:01:31 +00:00
Denis Vlasenko
55f30b05ac inetd,ed,msh: data/bss reduction (in mss, more than 9k of it) 2007-03-24 22:42:29 +00:00
Denis Vlasenko
219d14d514 random style fixes (extra spaces deleted) 2007-03-24 15:40:16 +00:00
Denis Vlasenko
5b27fbe990 dc: use common_bufsiz1 for evaluation stack
msh: fix "underscore bug" (a_b=1111 didn't work)
dnsd: openlog(), so that applet's name is logged
2007-03-24 14:06:51 +00:00
Denis Vlasenko
7c139b4778 ash: fix signal handling 2007-03-21 20:17:27 +00:00
Denis Vlasenko
c86e052b81 fix accumulated whitespace and indentation damage 2007-03-20 11:30:28 +00:00
Denis Vlasenko
93ebd4f58d ash: popstackmark is reported trying to pop until NULL
is seen (which isn't possible), prevent this.
2007-03-13 20:55:36 +00:00
Mike Frysinger
67a32adbca add STANDALONE support 2007-03-09 08:25:24 +00:00
Denis Vlasenko
8e858e2700 clean up accumulated whitespace damage 2007-03-07 09:35:43 +00:00
Denis Vlasenko
9431e564aa ash: "here document" testcases 2007-03-05 21:08:29 +00:00
Denis Vlasenko
140644dc1c add ash testcases 2007-03-05 20:46:46 +00:00
Denis Vlasenko
1c660b4bd2 small ash testsuite, adapted from bash
(only a small part of it, actually)
2007-03-05 00:27:50 +00:00
Denis Vlasenko
3af3e5b4b0 ash: cosmetic improvements in error messages 2007-03-05 00:24:52 +00:00
Denis Vlasenko
29e31ddd81 ash: do not use "safe applets" in non-standalone shell 2007-03-03 23:12:17 +00:00
Denis Vlasenko
4222ae440a ash: replace xstrdup (shell shall not die)
grep: fix mis-indented block
2007-02-25 02:37:49 +00:00
Denis Vlasenko
5276402f2c ash: fix compile problems 2007-02-24 13:42:56 +00:00
Denis Vlasenko
f98dc4db7a ash: cleanup part 2.8 2007-02-23 21:11:02 +00:00
Denis Vlasenko
0dec6de38b ash: cleanup part 2.7 2007-02-23 21:10:47 +00:00
Denis Vlasenko
cc5715184b ash: cleanup part 2.6 2007-02-23 21:10:35 +00:00
Denis Vlasenko
2de3d9fbee ash: cleanup part 2.5 2007-02-23 21:10:23 +00:00
Denis Vlasenko
a89150733a ash: cleanup part 2.4 2007-02-23 21:10:06 +00:00
Denis Vlasenko
99eb8500c9 ash: cleanup part 2.3 2007-02-23 21:09:49 +00:00
Denis Vlasenko
fc06f2968b ash: cleanup part 2.2 2007-02-23 21:09:35 +00:00
Denis Vlasenko
5651bfc204 ash: starting second round of cleanups. #1 2007-02-23 21:08:58 +00:00
Denis Vlasenko
bc54cffc83 ash: cleanup part 9 2007-02-23 01:05:52 +00:00
Denis Vlasenko
4d2183bee1 ash: cleanup part 8 2007-02-23 01:05:38 +00:00
Denis Vlasenko
4fe15f3d9e ash: cleanup part 7 2007-02-23 01:05:26 +00:00
Denis Vlasenko
a6704933dd ash: cleanup part 6 2007-02-23 01:05:15 +00:00
Denis Vlasenko
5c67e3ed90 ash: cleanup part 5 2007-02-23 01:05:03 +00:00
Denis Vlasenko
fe1f00a7a7 ash: cleanup part 4 2007-02-23 01:04:50 +00:00
Denis Vlasenko
9650f36210 ash: cleanup part 3 2007-02-23 01:04:37 +00:00
Denis Vlasenko
aa74445514 ash: cleanup part 2 2007-02-23 01:04:22 +00:00
Denis Vlasenko
0c032a49b9 ash: cleanup part 1 2007-02-23 01:03:40 +00:00
Denis Vlasenko
a624c11d5e ash: move ash_main() and helpers to end of ash.c, more fuctions renamed,
superfluous casts from memory allocators removed
2007-02-19 22:45:43 +00:00
Denis Vlasenko
2da584fc4e ash: more renaming and style fixes 2007-02-19 22:44:05 +00:00
Denis Vlasenko
b012b10dbd ash: rearrange code to reduce forward references, rename some functions 2007-02-19 22:43:01 +00:00
Denis Vlasenko
e5570da2cf ash: tiny style fixes 2007-02-19 22:41:55 +00:00
Denis Vlasenko
5cedb75aa7 ash: de-obfuscate code, add 'static' keyword, etc. 2007-02-18 19:56:41 +00:00
Denis Vlasenko
131ae177a7 ash: convert #ifdef CONFIG_ to #if ENABLE_ 2007-02-18 13:00:19 +00:00
Denis Vlasenko
a0f82e928a ash: fix indentation and style. no code changes 2007-02-18 12:35:30 +00:00
Denis Vlasenko
6ca0444420 syslogd: fix "readpath bug" by using readlink instead
libbb: rename xgetcwd and xreadlink
2007-02-11 16:19:28 +00:00
Denis Vlasenko
d244c5eaf8 msh: fix my buglet 2007-02-09 17:30:14 +00:00
Denis Vlasenko
cf787cf3a5 find: support for ! 2007-02-04 17:11:25 +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
4c97863109 assorted fixes for bugs found with randomconfig 2007-02-03 03:31:13 +00:00
Denis Vlasenko
1e3b068689 msh: cleaning up for -Wwrite-strings part #4 2007-02-01 01:43:54 +00:00
Denis Vlasenko
6b50f73171 msh: cleaning up for -Wwrite-strings part #3 2007-02-01 01:43:39 +00:00
Denis Vlasenko
489f93ebae msh: cleaning up for -Wwrite-strings part #2 2007-02-01 01:43:16 +00:00
Denis Vlasenko
00ccf95bc8 msh: cleaning up for -Wwrite-strings 2007-02-01 01:39:24 +00:00
Denis Vlasenko
71d8abf30c lash: -Wwrite-strings fixes 2007-01-30 22:44:07 +00:00
Denis Vlasenko
bb81c5831a hush: style fixes 2007-01-30 22:32:09 +00:00
Denis Vlasenko
c72c1ed932 hush: now it's -Wwrite-strings clean 2007-01-30 22:31:26 +00:00
Denis Vlasenko
0c886c65de hush: style fixes 2007-01-30 22:30:09 +00:00
Denis Vlasenko
15d78fb724 hust: -Wwrite-strings fixes 2007-01-30 22:28:21 +00:00
Bernhard Reutner-Fischer
eb10e17b7b - improve spelling 2007-01-29 23:56:13 +00:00
Denis Vlasenko
b6aae0f381 preparatory patch for -Wwrite-strings #2 2007-01-29 22:51:25 +00:00
Denis Vlasenko
703e20235a cleanups: unnecessary casts, unified const_1, eliminate cross-.c file
prototypes (heresy!), add spaces in places like "flags&NETSTAT_CONNECTED",
removed unused #defines, #ifdef -> #if, use uint32_t for ipv4 addrs.
2007-01-22 14:12:08 +00:00
Denis Vlasenko
95fef7071e move shell/cmdedit.c -> libbb/lineedit.c 2007-01-22 09:03:42 +00:00
Denis Vlasenko
38f6319421 cmdedit is not a 'command' editing anymore, it's just editing (generic),
so rename stuff accordingly.
2007-01-22 09:03:07 +00:00
Denis Vlasenko
253ce00296 cmdedit: fix breakage 2007-01-22 08:34:44 +00:00
Denis Vlasenko
b01b4e2a1f cmdedit.h: remove 2007-01-22 08:17:14 +00:00
Denis Vlasenko
6258fd3454 cmdedit: stop playing dirty games with atexit 2007-01-22 07:30:26 +00:00
Denis Vlasenko
8e1c71529c Convert cmdedit into more generic line input facility
(make history and completion optional at runtime).
Use it for fdisk, as an example.
Some unrelated fixes in fdisk are also here.
2007-01-22 07:21:38 +00:00
Denis Vlasenko
00cdbd8fc2 Introduce FEATURE_EDITING_FANCY_KEYS, so that user can disable
less-known keys (e.g. Ctrl-B/E/F)
2007-01-21 19:21:21 +00:00
Denis Vlasenko
5592fac308 cmdedit: more optimizations 2007-01-21 19:19:46 +00:00
Denis Vlasenko
47bdb3ac48 cmdedit: small optimizations 2007-01-21 19:18:59 +00:00
Denis Vlasenko
82b39e83ab sanitize cmdedit a bit (group functions by task etc) 2007-01-21 19:18:19 +00:00
Denis Vlasenko
2f0c0d0b88 Introduce FEATURE_EXEC_PREFER_APPLETS = "re-execute our own
executable if we asked to exec someting with argv[0] == known_applet"
Use it in init. Also respect PATH in init, remove explicit "/sbin" etc
from exec. Patch by Gabriel L. Somlo <somlo@cmu.edu>
2007-01-21 00:41:04 +00:00
Denis Vlasenko
9af7c9d6b6 openvt,getty,vfork_daemon_rexec,mount: tighten up fd cleanup code
(will close all fd's > 2 on daemonization now)
getty: fix "getty -" support, and also do not try to chown/chmod "-"
telnetd: fix "lost ctty" bug
Yet another attempt on saner function names:
bb_sanitize_server_stdio(0/1) -> bb_sanitize_stdio() + bb_daemonize();
2007-01-19 21:19:35 +00:00
Denis Vlasenko
7f0d7ae4f5 fix subtle bug inherited from dash 2007-01-18 01:12:57 +00:00
Denis Vlasenko
f7996f3b70 Trailing whitespace removal over entire tree 2007-01-11 17:20:00 +00:00
Denis Vlasenko
62a6983a81 execute "safe applets" exev if not standalone shell
(patch by "Eric Spakman" <E.Spakman@inter.nl.net>)
2007-01-10 00:24:50 +00:00
Denis Vlasenko
b2abef3e54 stty: fix width of a field for ppc32
sort: fix -u to match coreutils 6.3
msh: compile fix (my fault)
2007-01-01 18:18:04 +00:00
Denis Vlasenko
e27f15615f msh: double "static char line[LINELIM]" etc deleted.
massive amounts of assignments-in-ifs deleted
(some of which were VERY nasty)
2007-01-01 06:00:38 +00:00
Mike Frysinger
57ec574af7 * precision requires the argument be an integer, not size_t 2006-12-28 21:41:09 +00:00
Denis Vlasenko
8f27c34c28 ash: is_safe_applet mustn't affect disabled applets 2006-12-26 21:31:11 +00:00
Denis Vlasenko
666da5e2c6 merge post-1.3.0 fixes 2006-12-26 18:17:42 +00:00
Denis Vlasenko
bf0a201008 style fixes
last xcalloc replaced by xzalloc
2006-12-26 10:42:51 +00:00
Denis Vlasenko
0ee3999d13 random tiny size savings 2006-12-24 15:23:28 +00:00
Denis Vlasenko
f4dff77355 less: implement waiting for input using select(). Rather tricky business.
But we do not read entire input anymore up-front.
2006-12-24 07:14:17 +00:00