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217 Commits (8805eeb44a291b830e9eb1a430d112913ffa9a24)

Author SHA1 Message Date
Denis Vlasenko 46846e25a4 ash: implement type -p, costs less than 10 bytes 
(patch by Mats Erik Andersson <mats.andersson64@comhem.se>)
 2007-05-20 13:08:31 +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 f20de5bb42 ash,kill: use common code for kill applet/builtin 
# make bloatcheck
function                                             old     new   delta
evaltreenr                                           644     654     +10
evaltree                                             644     654     +10
parse_conf                                          1440    1444      +4
dpkg_deb_main                                        426     429      +3
ed_main                                             3319    3321      +2
passwd_main                                         2093    2091      -2
kill_main                                            830     826      -4
singlemount                                         4609    4601      -8
find_command                                         962     954      -8
get_lcm                                              123     105     -18
.rodata                                           132243  132147     -96
killcmd                                              449     120    -329
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 5/7 up/down: 29/-465)          Total: -436 bytes

# size busybox_old busybox_unstripped
   text    data     bss     dec     hex filename
 723901    2940   27504  754345   b82a9 busybox_old
 723457    2940   27504  753901   b80ed busybox_unstripped
 2007-04-29 23:42:54 +00:00
Denis Vlasenko 08c8c1d3b3 ash: fix infinite loop on exit if tty is not there anymore 2007-04-28 22:39:02 +00:00
Denis Vlasenko f5294e1f4c hush: use NOFORK applets as appropriate. Net reduction of code size. 2007-04-14 10:09:57 +00:00
Denis Vlasenko 16abcd90ae teach find_root_device to deal with /dev/ subdirs 
(by "Kirill K. Smirnov" <lich@math.spbu.ru>)
 2007-04-13 23:59:52 +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 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 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 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
Denis Vlasenko 7c139b4778 ash: fix signal handling 2007-03-21 20:17:27 +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
Denis Vlasenko 8e858e2700 clean up accumulated whitespace damage 2007-03-07 09:35:43 +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 06af216528 suppress warnings about easch <applet>_main() having 
no preceding prototype
 2007-02-03 17:28:39 +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 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 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 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 8f27c34c28 ash: is_safe_applet mustn't affect disabled applets 2006-12-26 21:31:11 +00:00