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1643 Commits

Author SHA1 Message Date
Dan Fandrich
89ca2f99a2 hush: display useful help text 
Signed-off-by: Dan Fandrich <dan@coneharvesters.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-11-28 01:54:39 +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
7b4c0fd5f4 hush: fix improper handling of newline and hash chars in few corner cases 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-11-22 17:58:14 +01:00
Denys Vlasenko
6696eac274 hush: add support for "set -o pipefail" 
function                                             old     new   delta
checkjobs                                            467     517     +50
builtin_set                                          259     286     +27
o_opt_strings                                          -      10     +10
hush_main                                           1011    1013      +2
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 3/0 up/down: 89/0)               Total: 89 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-11-14 02:01:50 +01:00
Denys Vlasenko
c08c3f5d26 hush: preparatory patch for set -o pipefail support 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-11-14 01:59:55 +01:00
Denys Vlasenko
fb132e4737 whitespace cleanup 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-10-29 11:46:52 +02:00
Denys Vlasenko
e4dcba1c10 *: whitespace fixes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-10-28 18:57:19 +02:00
Denys Vlasenko
cacb2cd281 *: whitespace fixes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-10-05 00:13:02 +02:00
Denys Vlasenko
e2069fb325 hush: remove "doesn't support brace expansion" from config help text 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-10-04 00:01:47 +02:00
Denys Vlasenko
bbecd74d5a hush: remove brace expansion from TODO list in comments. No code changes. 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-10-03 17:22:52 +02:00
Denys Vlasenko
957f79f471 hush: small code shrink 
function                                             old     new   delta
expand_on_ifs                                        231     222      -9

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-10-03 17:15:50 +02:00
Denys Vlasenko
2bcba5cc53 hush: add brace expansion testcase 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-10-03 17:07:57 +02:00
Denys Vlasenko
9e800223f1 hush: implement brace expansion 
When enabled:

function                                             old     new   delta
glob_brace                                             -     402    +402
next_brace_sub                                         -      70     +70
expand_on_ifs                                        185     231     +46
bbconfig_config_bz2                                 4923    4929      +6
o_save_ptr                                           282     140    -142
------------------------------------------------------------------------------
(add/remove: 2/0 grow/shrink: 2/1 up/down: 524/-142)          Total: 382 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-10-03 14:28:04 +02:00
Denys Vlasenko
238081f750 hush: preparatory patch, no code changes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-10-03 14:26:26 +02:00
Denys Vlasenko
b563f62bbb ash: fix signal and "set -e" interaction 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-09-25 17:15:13 +02:00
Denys Vlasenko
0e13b4019c hush: use smaller EXP_FLAG_foo constants 
function                                             old     new   delta
expand_string_to_string                              126     124      -2
parse_stream                                        2376    2370      -6
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/2 up/down: 0/-8)               Total: -8 bytes

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-21 12:35:39 +02:00
Denys Vlasenko
395b97aeac shell/math: better comment. no code changes 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-17 18:02:17 +02:00
Denys Vlasenko
52e460b744 hush: move shell_ver from globals to main's stack. 
function                                             old     new   delta
hush_main                                            995    1011     +16
pseudo_exec_argv                                     253     251      -2
execvp_or_die                                         50      48      -2
maybe_set_to_sigexit                                  50      47      -3
hush_exit                                             78      75      -3
builtin_wait                                         274     271      -3
check_and_run_traps                                  205     200      -5
init_sigmasks                                        214     190     -24
builtin_trap                                         465     441     -24
reset_traps_to_defaults                              238     211     -27
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/9 up/down: 16/-93)            Total: -77 bytes

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-16 16:12:00 +02:00
Denys Vlasenko
bed7c81ea2 shell/math: deconvolute and explain ?: handling. Give better error message 
function                                             old     new   delta
arith_apply                                         1271    1283     +12

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-16 11:50:46 +02:00
Denys Vlasenko
063847d6bd shell/math: return string error indicator, not integer 
function                                             old     new   delta
expand_and_evaluate_arith                             87     106     +19
expand_one_var                                      1563    1570      +7
arith                                                 12      18      +6
evaluate_string                                      678     680      +2
arith_apply                                         1269    1271      +2
builtin_umask                                        133     132      -1
ash_arith                                            118      75     -43
expand_vars_to_list                                 1094    1038     -56
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 5/3 up/down: 36/-100)           Total: -64 bytes

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-15 13:33:02 +02:00
Denys Vlasenko
0eac8ff164 shell/math.c: stop using bss variable 
function                                             old     new   delta
evaluate_string                                        -     678    +678
expand_one_var                                      1543    1563     +20
builtin_type                                         114     116      +2
expand_and_evaluate_arith                             89      87      -2
prev_chk_var_recursive                                 4       -      -4
ash_arith                                            122     118      -4
arith_lookup_val                                     142     132     -10
arith                                                674      12    -662
------------------------------------------------------------------------------
(add/remove: 1/1 grow/shrink: 2/4 up/down: 700/-682)           Total: 18 bytes

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-13 12:49:52 +02:00
Denys Vlasenko
06d44d7dfb shell/math.c: rename arith_eval_hooks to arith_state, put error code into it 
function                                             old     new   delta
expand_and_evaluate_arith                             79      89     +10
arith                                                675     674      -1
arith_lookup_val                                     151     142      -9
ash_arith                                            135     122     -13
arith_apply                                         1304    1269     -35
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/4 up/down: 10/-58)            Total: -48 bytes

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-13 12:49:03 +02:00
Denys Vlasenko
bd14770b0c shell/math.c: small code shrink; fixed incomprehensible comments 
function                                             old     new   delta
arith_apply                                         1334    1304     -30

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-13 11:11:40 +02:00
Denys Vlasenko
51850c818c shell: small code shrink 
function                                             old     new   delta
arith                                                680     675      -5

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-13 01:09:11 +02:00
Denys Vlasenko
b771c654ca shell: shrink arith code; and prepare for returning text error codes 
function                                             old     new   delta
arith                                                701     680     -21

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-13 00:34:26 +02:00
Denys Vlasenko
99862cbfad hush: optional support for history saving 
function                                             old     new   delta
hush_main                                            945     995     +50

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-12 17:34:13 +02:00
Denys Vlasenko
de8c3f667a hush: move the EXIT trap comment. no code changes 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-12 16:13:44 +02:00
Denys Vlasenko
a110c90de2 hush: fix EXIT trap display inside exit trap handler 
function                                             old     new   delta
hush_exit                                             84      78      -6

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-12 15:38:04 +02:00
Denys Vlasenko
2d8187c139 shell/match.c: shrink by dropping double bool inversion 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-12 15:06:42 +02:00
Denys Vlasenko
acd5bc8f64 hush: fix handling of \" in quoted/unquoted cmd 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-12 15:05:39 +02:00
Denys Vlasenko
958581a8d9 ash: shrink by folding an if check into setprompt; unindent big block 
function                                             old     new   delta
setprompt_if                                           -      66     +66
parseheredoc                                         126     124      -2
parsecmd                                              68      66      -2
redirect                                            1254    1249      -5
xxreadtoken                                          351     343      -8
readtoken1                                          3219    3204     -15
setprompt                                             62       -     -62
------------------------------------------------------------------------------
(add/remove: 1/1 grow/shrink: 0/5 up/down: 66/-94)            Total: -28 bytes

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-12 15:04:27 +02:00
Denys Vlasenko
6040fe88f4 ash: add missing casts to match CTLfoo; add TODO comments 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-12 15:03:16 +02:00
Denys Vlasenko
5277a9db70 hush: remove forgotten commented-out block. no code changes 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-10 15:34:53 +02:00
Denys Vlasenko
4f870496e7 hush: do fewer strdups in % and hash expansions 
function                                             old     new   delta
builtin_umask                                        133     132      -1
expand_one_var                                      1552    1543      -9

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-10 11:06:01 +02:00
Denys Vlasenko
d98e5c65c3 hush: better function and parameter names 
Also, trim code which isn't needed for non-bash compat.
No logic changes.

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-10 10:44:23 +02:00
Denys Vlasenko
cc461736d6 hush: fixes to testsuite 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-10 10:19:22 +02:00
Denys Vlasenko
ebee410fe2 hush: fix var_bash5.tests failure 
function                                             old     new   delta
expand_one_var                                      1513    1552     +39
expand_pseudo_dquoted                                118     135     +17
expand_string_to_string                              110     126     +16
setup_heredoc                                        298     308     +10
expand_and_evaluate_arith                             69      79     +10
parse_stream_dquoted                                 233     241      +8
setup_redirects                                      220     225      +5
run_list                                             956     961      +5
expand_assignments                                    76      81      +5
run_pipe                                            1587    1590      +3
parse_stream                                        2371    2374      +3
builtin_umask                                        132     133      +1
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 12/0 up/down: 122/0)            Total: 122 bytes

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-10 10:17:53 +02:00
Denys Vlasenko
14e289b324 hush: fix var_bash3.tests failure 
function                                             old     new   delta
expand_one_var                                      1513    1538     +25
parse_stream_dquoted                                 233     241      +8
expand_pseudo_dquoted                                118     126      +8
setup_heredoc                                        298     303      +5
expand_and_evaluate_arith                             69      74      +5
parse_stream                                        2371    2374      +3
builtin_umask                                        132     133      +1
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 7/0 up/down: 55/0)               Total: 55 bytes

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-10 10:15:18 +02:00
Denys Vlasenko
a769e0225d hush: remove useless ESC_GLOB_CHARS clears/resotres 
function                                             old     new   delta
o_addQstr                                             43     165    +122
expand_on_ifs                                        210     189     -21
expand_vars_to_list                                 1122    1094     -28
o_addqblock                                          139       -    -139
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 1/2 up/down: 122/-188)          Total: -66 bytes

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-10 10:12:34 +02:00
Denys Vlasenko
bfc02a76c5 hush: fix a bug where expand_one_var wasn't restoring 1st char of the encoded $var 
function                                             old     new   delta
expand_one_var                                      1515    1513      -2
expand_vars_to_list                                 1133    1122     -11

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-09 14:38:46 +02:00
Denys Vlasenko
101a4e3e21 hush: make parse_dollar flag quited status regardless of glob escaping status 
function                                             old     new   delta
parse_stream_dquoted                                 228     233      +5
parse_stream                                        2369    2371      +2
parse_dollar                                         730     717     -13
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 2/1 up/down: 7/-13)              Total: -6 bytes

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-09 14:04:57 +02:00
Denys Vlasenko
5b6210cf49 hush: simplification in parse_stream, parse_stream_dquoted 
function                                             old     new   delta
parse_stream                                        2354    2369     +15
parse_stream_dquoted                                 250     228     -22

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-09 13:32:21 +02:00
Denys Vlasenko
850b15bfaf hush: simplify parse_stream_dquoted 
function                                             old     new   delta
parse_stream_dquoted                                 303     250     -53

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-09 12:58:19 +02:00
Denys Vlasenko
77a7b5519c hush: straighten out the logic in parse_stream 
function                                             old     new   delta
parse_stream                                        2399    2354     -45

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-09 12:40:03 +02:00
Dan Fandrich
77d4872691 Avoid side effects in putc(), which may be implemented as a macro 
Signed-off-by: Dan Fandrich <dan@coneharvesters.com>
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-09 11:48:02 +02:00
Denys Vlasenko
95d48f2598 hush: eliminate redundant parameter of expand_vars_to_list() 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-08 13:58:55 +02:00
Denys Vlasenko
5b686cb8e6 hush: replace flag bytes in struct o_string with bit flags 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-08 13:44:34 +02:00
Denys Vlasenko
9b78255dca hush: remove unused enum typedef 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-08 13:33:26 +02:00
Denys Vlasenko
1fd3d94a6c hush: fix set -- q w e; (IFS='' echo "$*"; IFS=''; echo "$*"); echo "$*" 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-08 13:31:53 +02:00
Denys Vlasenko
8b2f13d84d shell: unify endofname() in hush and ash 
function                                             old     new   delta
builtin_umask                                        132     133      +1
changepath                                           195     194      -1
expand_and_evaluate_arith                             77      69      -8
ash_arith                                            143     135      -8
expand_one_var                                      1551    1515     -36
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/4 up/down: 1/-53)             Total: -52 bytes

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-07 12:19:33 +02:00
Denys Vlasenko
27c56f1267 hush: a few relatively trivial simplifications 
function                                             old     new   delta
helper_export_local                                  130     135      +5
set_vars_and_save_old                                 89      85      -4
expand_variables                                     147     141      -6
get_ptr_to_local_var                                  77      70      -7
get_local_var_value                                  171     164      -7
delete_finished_bg_job                                31      16     -15
hush_exit                                            101      84     -17
free_pipe_list                                        31      12     -19
check_and_run_traps                                  232     205     -27
free_pipe                                            205     130     -75
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/9 up/down: 5/-177)           Total: -172 bytes

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-07 09:56:34 +02:00
Denys Vlasenko
da463fb007 hush: style cleanups. no code changes 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-07 09:53:50 +02:00
Denys Vlasenko
605067b426 hush: revert a recent buggy change which resulted in two HUSH_VERSIONs 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-06 12:10:51 +02:00
Denys Vlasenko
83b900fb82 fix typo in comment 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-06 11:47:55 +02:00
Denys Vlasenko
c3adfacd22 hush: fix another corner case with backslashes in heredocs 
function                                             old     new   delta
parse_stream                                        2395    2432     +37

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-06 11:46:03 +02:00
Denys Vlasenko
77b32ccbf2 hush: fix backslash and terminator handling in <<[-]["]heredoc["] 
function                                             old     new   delta
parse_stream                                        2339    2395     +56
expand_pseudo_dquoted                                104     118     +14
parse_stream_dquoted                                 296     300      +4
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 3/0 up/down: 74/0)               Total: 74 bytes

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-06 11:27:32 +02:00
Denys Vlasenko
c49d2d9793 hush: fix globbing+backslashes in unquoted $var expansion 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-06 10:26:37 +02:00
Denys Vlasenko
d383b49aef hush: remove disabled CMD_SINGLEWORD_NOGLOB_COND, rename o_glob->perform_glob 
+ other small tweaks to comments and such

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-06 10:22:13 +02:00
Denys Vlasenko
96f064d416 shell: remove lash and bbsh 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-06 10:18:21 +02:00
Denys Vlasenko
b36abf2dfc hush: big reordering: move parser functions to the beginning. no code changes 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-05 14:50:59 +02:00
Denys Vlasenko
38292b68c9 hush: rename o_quoted to has_quoted_part; small code shrink 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-05 14:49:40 +02:00
Denys Vlasenko
f2dc20c2d5 hush: move variable expansion into a separate function. No logic changes 
function                                             old     new   delta
expand_one_var                                         -    1551   +1551
expand_vars_to_list                                 2833    1175   -1658
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 0/1 up/down: 1551/-1658)       Total: -107 bytes

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-05 14:48:11 +02:00
Denys Vlasenko
36f774a0cd hush: add support for ${var/pattern/repl}, conditional on bash compat 
function                                             old     new   delta
expand_vars_to_list                                 2386    2833    +447
expand_string_to_string                               69     110     +41
parse_dollar                                         681     721     +40
hush_main                                            963     945     -18
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 3/1 up/down: 528/-18)           Total: 510 bytes

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-05 14:47:58 +02:00
Denys Vlasenko
701e127f7d hush: optimize #[#] and %[%] for speed. size -2 bytes. 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-04 21:21:07 +02:00
Denys Vlasenko
e298ce69ba hush: fix handling of backslashes in variable assignment 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-09-04 19:52:44 +02:00
Denys Vlasenko
8d3e225a2d libbb: add xfstat function 
function                                             old     new   delta
xfstat                                                 -      25     +25
mkfs_ext2_main                                      2421    2423      +2
mkfs_reiser_main                                    1197    1194      -3
next                                                 312     307      -5
ar_main                                              533     522     -11
mkfs_minix_main                                     2938    2924     -14
mkfs_vfat_main                                      1511    1495     -16
writeTarFile                                         272     255     -17
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 1/6 up/down: 27/-66)            Total: -39 bytes

Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-08-31 12:42:06 +02:00
Denys Vlasenko
0ff78a0166 ash: small code shrink (-21 bytes) 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-08-30 15:20:07 +02:00
Denys Vlasenko
f7a8433535 ash: add another ${v/a/b} test we currently fail 
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
 2010-08-30 13:54:12 +02:00
Denys Vlasenko
b32a543663 nandwrite: complain on malformed -s NUM 
Elsewhere: use common error message. -30 bytes net size change

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-08-29 13:29:02 +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
33bbb27e45 ash: fix another bit of var_bash4 bug 
But it _still_ doesn't pass! quoted case is a tough nut to crack

function                                             old     new   delta
redirect                                            1281    1286      +5
subevalvar                                          1141    1142      +1

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-08-07 22:24:36 +02:00
Denys Vlasenko
09dd6ec732 ash: cosmetic fixes, no code changes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-08-07 02:44:33 +02:00
Denys Vlasenko
1614900522 ash: fix another bug detected by var_bash4.tests 
... but var_bash4.tests still does not pass!

function                                             old     new   delta
expandarg                                            959     962      +3
localcmd                                             259     257      -2
readtoken1                                          3275    3260     -15
subevalvar                                          1178    1141     -37
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/3 up/down: 3/-54)             Total: -51 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-08-06 22:06:21 +02:00
Denys Vlasenko
c8d305d89f var_bash4.tests: better wording in comment 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-08-06 19:28:04 +02:00
Denys Vlasenko
f02c82f38c ash: fix dequoting error detected by var_bash4 test 
But the test still fails (one more bug to fix)

function                                             old     new   delta
changepath                                           195     192      -3
readtoken1                                          3247    3240      -7
subevalvar                                          1204    1184     -20
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/3 up/down: 0/-30)             Total: -30 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-08-06 19:14:47 +02:00
Denys Vlasenko
f56fe82542 update var_bash4 test. one more bug revealed by it now... 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-08-06 17:21:52 +02:00
Denys Vlasenko
6814cbc928 ash: extend var_bash4.tests; nocode changes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-08-05 18:29:13 +02:00
Denys Vlasenko
b0fbe4b540 ash: add a testcase for bug 2281 (currently fails). Small code cleanups. 
function                                             old     new   delta
changepath                                           195     192      -3
subevalvar                                          1204    1200      -4
readtoken1                                          3247    3240      -7
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/3 up/down: 0/-14)             Total: -14 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-08-05 17:19:27 +02:00
Denys Vlasenko
17662801ec cttyhack: make it survive WERROR build 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-07-30 17:41:35 +02:00
Jeremie Koenig
430ba79c39 cttyhack: serial console detection is Linux-specific 
Signed-off-by: Jeremie Koenig <jk@jk.fr.eu.org>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-07-30 17:40:37 +02:00
Alexander Shishkin
17e0e43c35 ulimit: set both hard and soft limits by default 
function                                             old     new   delta
shell_builtin_ulimit                                 494     498      +4

Signed-off-by: Alexander Shishkin <virtuoso@slind.org>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-07-27 08:40:55 +02:00
Denys Vlasenko
ba2dcccd79 *: trailing empty lines removed 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-07-26 01:49:12 +02:00
Denys Vlasenko
f3ea792bad *: mass cosmetic removal of extra empty lines. no code changes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-07-26 01:06:14 +02:00
Alexander Shishkin
ccb9771861 ash: fix $! value when traps are set 
Signed-off-by: Alexander Shishkin <virtuoso@slind.org>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-07-25 13:07:39 +02:00
Jeremie Koenig
1d7266d3b5 mark Linux-specific configuration options 
PLATFORM_LINUX is used as a dependency for applets or features
which require Linux-specific interfaces.

Signed-off-by: Jeremie Koenig <jk@jk.fr.eu.org>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-07-19 00:44:56 +02:00
Denys Vlasenko
6adf2aad38 hush: move msh/lash config into hush.c, no code changes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-07-16 19:26:38 +02:00
Denys Vlasenko
51ca7761a3 cttyhack: move build system bits into cttyhack.c, no code changes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-07-16 17:16:40 +02:00
Denys Vlasenko
771f1995a9 ash: move config stuff into ash.c, no code chages 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-07-16 14:31:34 +02:00
Denys Vlasenko
29082231d0 hush: fix multimple dependent variable expansion cases 
function                                             old     new   delta
get_local_var_value                                  100     171     +71
expand_assignments                                    46      76     +30
reset_traps_to_defaults                              229     238      +9
maybe_set_to_sigexit                                  47      50      +3
init_sigmasks                                        211     214      +3
builtin_trap                                         462     465      +3
expand_vars_to_list                                 2412    2408      -4
run_pipe                                            1568    1533     -35
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 6/2 up/down: 119/-39)            Total: 80 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-07-16 13:52:32 +02:00
Denys Vlasenko
202a2d1219 hush: make set -x support optional 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-07-16 12:36:14 +02:00
Denys Vlasenko
3f5fae0772 hush: add support for set -x 
function                                             old     new   delta
run_pipe                                            1442    1568    +126
dump_cmd_in_x_mode                                     -     126    +126
builtin_trap                                         441     462     +21
pseudo_exec_argv                                     171     187     +16
reset_traps_to_defaults                              214     229     +15
check_and_run_traps                                  227     232      +5
hush_exit                                             98     101      +3
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 6/0 up/down: 312/0)             Total: 312 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-07-16 12:35:35 +02:00
Denys Vlasenko
b3389de04b hush: fix typo in comment 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-07-15 12:33:37 +02:00
Denys Vlasenko
8fa1f5d543 hush: fix faloout from previous commit 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-07-15 08:18:46 +02:00
Denys Vlasenko
889550b36b hush: make pun_pipe loop clearer; fix "cmd | var=cmd | cmd" handling 
function                                             old     new   delta
free_strings                                           -      38     +38
pseudo_exec_argv                                     161     171     +10
free_pipe                                            227     205     -22
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 1/1 up/down: 48/-22)             Total: 26 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-07-14 19:01:25 +02:00
Denys Vlasenko
9297dbc9d2 randomconfig fixes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-07-05 21:37:12 +02:00
Pascal Bellard
926031b764 *: introduce and use xfork() and xvfork() 
function                                             old     new   delta
launch_helper                                        170     169      -1
setup_heredoc                                        312     302     -10
handle_dir_common                                    367     354     -13
expand_vars_to_list                                 2456    2443     -13
open_transformer                                      89      74     -15
data_extract_to_command                              439     423     -16
do_ipaddr                                           1406    1389     -17
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/7 up/down: 0/-85)             Total: -85 bytes

Signed-off-by: Pascal Bellard <pascal.bellard@ads-lu.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-07-04 15:32:38 +02:00
Pascal Bellard
21e8e8da64 libbb: introduce and use BB_EXECVP_or_die() 
function                                             old     new   delta
BB_EXECVP_or_die                                       -      47     +47
time_main                                           1042    1043      +1
chrt_main                                            371     364      -7
ionice_main                                          292     282     -10
setsid_main                                           69      56     -13
nohup_main                                           236     223     -13
cttyhack_main                                        266     253     -13
chroot_main                                           94      81     -13
chpst_main                                           746     733     -13
timeout_main                                         297     279     -18
taskset_main                                         541     522     -19
vfork_child                                           67      45     -22
parse                                                975     953     -22
lpd_main                                             770     748     -22
launch_helper                                        192     170     -22
tcpudpsvd_main                                      1810    1782     -28
nice_main                                            190     156     -34
env_main                                             242     206     -36
run_command                                          221     174     -47
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 1/17 up/down: 48/-352)         Total: -304 bytes

Signed-off-by: Pascal Bellard <pascal.bellard@ads-lu.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-07-04 00:57:03 +02:00
Denys Vlasenko
fd33e17a2b ash: fix obscure case of replacing + globbing + backslashes 
function                                             old     new   delta
subevalvar                                          1152    1178     +26
readtoken1                                          3267    3275      +8
redirect                                            1284    1286      +2
expandarg                                            957     958      +1
expdir                                                 4       -      -4
evalcommand                                         1219    1209     -10
expmeta                                              481     469     -12
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 4/2 up/down: 37/-26)             Total: 11 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-06-26 22:55:44 +02:00
Denys Vlasenko
1fcbff2fac build system: do not rebuild ash and hush on any change to any .c file 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-06-26 02:40:08 +02:00
Andreas Bühmann
da75f44844 ash: <> redir should not truncate 
Signed-off-by: Andreas Bühmann <buehmann@users.berlios.de>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-06-24 04:32:37 +02:00
Dan Fandrich
fdd7b566ec A few minor portability improvements 
Signed-off-by: Dan Fandrich <dan@coneharvesters.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-06-19 20:03:15 +02:00
Denys Vlasenko
8cd9f343e7 ash: times builtin: use unsigned type; take free-of-charge modulo 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-06-18 15:36:48 +02:00
Denys Vlasenko
b87c17cd16 *: stop defining _GNU_SOURCE in source files, it's in CFLAGS anyway 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-06-18 15:15:24 +02:00
Denys Vlasenko
7df28bbb8f ash: fix unset in standalone mode 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-06-18 14:23:47 +02:00
Denys Vlasenko
1ed2fb40c9 ash: cosmetics, no code changes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-06-18 14:09:48 +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
729ecb87bf bbconfig: make it independent from printf functions 
function                                             old     new   delta
full_write2_str                                        -      25     +25
full_write1_str                                        -      25     +25
clear_main                                            21      20      -1
telnet_main                                         1488    1477     -11
getty_main                                          1932    1918     -14
full_write22_str                                      25       -     -25
------------------------------------------------------------------------------
(add/remove: 2/1 grow/shrink: 0/3 up/down: 50/-51)             Total: -1 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-06-07 14:14:26 +02:00
Denys Vlasenko
121fb9506b typo fix 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-06-07 13:34:34 +02:00
Denys Vlasenko
c8aae0b2a0 fix allnoconfig 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-06-06 22:14:58 +02:00
Denys Vlasenko
161bb8fa12 fix a few goofs uncovered by "make allnoconfig" testing 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-06-06 05:07:11 +02:00
Denys Vlasenko
2f32bf8be6 remove defconfig. Now "make defconfig" simply uses defaults from Config.in 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-06-06 04:14:28 +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
Denys Vlasenko
79b3d42e13 ash: rename parsefile->fd to ->pf_fd 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-06-03 04:29:08 +02:00
Denys Vlasenko
08d8b3cee1 ash: fix redirection of fd 0 in scripts are sourced from interactive ash 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-06-03 04:28:28 +02:00
Denys Vlasenko
ea8b252cb3 *: better string sharing 
text   data    bss    dec    hex filename
 849427    441   7556 857424  d1550 busybox_old
 849355    441   7556 857352  d1508 busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-06-02 12:57:26 +02:00
Denys Vlasenko
8837c5dec4 ash: remove one redundant function, improve string sharing, better field names 
function                                             old     new   delta
var_end                                                -      15     +15
changepath                                           194     192      -2
setvareq                                             222     218      -4
lookupvar                                             57      51      -6
bltinlookup                                           57      51      -6
evalfun                                              452     443      -9
varequal                                              14       -     -14
------------------------------------------------------------------------------
(add/remove: 1/1 grow/shrink: 0/5 up/down: 15/-41)            Total: -26 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-06-02 12:56:18 +02:00
Denys Vlasenko
599ae1eb9f shell: consolidate builtin_foo.? into shell_common.?; delete obsolete shells 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-23 17:49:50 +02:00
Denys Vlasenko
8391c4800c hush: trivial code shrink 
function                                             old     new   delta
static_get                                            26      22      -4

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-22 17:50:43 +02:00
Denys Vlasenko
2e48d536ce hush: reduce #ifdef forest a bit, rename handle_dollar -> parse_dollar 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-22 17:30:39 +02:00
Denys Vlasenko
5ae8f1cdbe hush: fix hush -c 'echo $0' - was showing empty string 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-22 06:32:11 +02:00
Denys Vlasenko
e85248afa2 hush: fix segfault in ${?:N:M} 
function                                             old     new   delta
expand_vars_to_list                                 2374    2409     +35
builtin_umask                                        132     133      +1
builtin_exit                                          47      48      +1
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 3/0 up/down: 37/0)               Total: 37 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-22 06:20:26 +02:00
Denys Vlasenko
8a33679694 hush: fix "hush -c 'echo $#'" showing -1 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-22 06:05:02 +02:00
Denys Vlasenko
1e811b1231 hush: support ${var:EXPR:EXPR}! 
function                                             old     new   delta
handle_dollar                                        574     681    +107
expand_and_evaluate_arith                              -      77     +77
expand_vars_to_list                                 2302    2374     +72
add_till_closing_bracket                             359     368      +9
builtin_exit                                          48      47      -1
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 3/1 up/down: 265/-1)            Total: 264 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-22 03:12:29 +02:00
Denys Vlasenko
ddc62f64ba hush: fix a nommu todo in recent commits 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-22 00:53:32 +02:00
Denys Vlasenko
a6ad397ea9 hush: fix more obscure ${var%...} cases 
function                                             old     new   delta
add_till_closing_paren                               313     359     +46
builtin_exit                                          48      47      -1

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-22 00:26:06 +02:00
Denys Vlasenko
7436950a75 hush: fix a=abc; c=c; echo ${a%${c}} 
function                                             old     new   delta
expand_vars_to_list                                 2229    2302     +73
add_till_closing_paren                               286     313     +27
handle_dollar                                        623     574     -49
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 2/1 up/down: 100/-49)            Total: 51 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-21 19:52:01 +02:00
Denys Vlasenko
3f78cec347 hush: handle expansions in ${var?expanded_word} constructs 
function                                             old     new   delta
expand_vars_to_list                                 2209    2229     +20

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-21 17:54:46 +02:00
Denys Vlasenko
349ef96bb5 hush: reorganized TODO comment at top 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-21 15:46:24 +02:00
Denys Vlasenko
214b8ca3dc hush: add a list of unsupported builtins 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-21 15:35:44 +02:00
Denys Vlasenko
73e013fca7 hush: handle ${var:NUM:} too 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-21 15:24:12 +02:00
Denys Vlasenko
4f2c59b267 hush: remove extra comparison from prev commit 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-21 01:25:16 +02:00
Denys Vlasenko
4d8e5fdc1d hush: optional support for ${var:N:M} bashism 
function                                             old     new   delta
expand_vars_to_list                                 1999    2183    +184
handle_dollar                                        682     623     -59

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-21 01:15:42 +02:00
Denys Vlasenko
53b513331a hush: explain various parameter expansion ops in comments 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-20 21:46:45 +02:00
Denys Vlasenko
ee0775dd13 hush: small code shrink 
function                                             old     new   delta
expand_vars_to_list                                 2012    1999     -13

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-20 16:37:53 +02:00
Denys Vlasenko
e3be7842be hush: shrink variable expansion code 
function                                             old     new   delta
expand_vars_to_list                                 2164    2012    -152

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-20 16:27:42 +02:00
Denys Vlasenko
cddbb610cb hush: fix var=exit 2 not setting $? to 2 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-20 14:27:09 +02:00
Denys Vlasenko
131ed3bcc9 update shell/README 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-20 12:56:14 +02:00
Denys Vlasenko
a0ec4f500c ash: eliminate 16 bytes in bss 
text   data    bss    dec    hexfilename
 841423    441   7572 849436  cf61cbusybox_old
 841430    441   7556 849427  cf613busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-20 12:50:42 +02:00
Denys Vlasenko
44c86ce5d7 hush: code shrink 
text    data     bss     dec     hex filename
 843121     453    6828  850402   cf9e2 busybox_old
 843108     453    6828  850389   cf9d5 busybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-20 04:22:55 +02:00
Denys Vlasenko
b131ccec9c hush: support "cd -- DIR" and such 
function                                             old     new   delta
skip_dash_dash                                         -      33     +33
builtin_exit                                          43      48      +5
builtin_umask                                        121     125      +4
builtin_shift                                        115     119      +4
builtin_cd                                            71      75      +4
builtin_wait                                         271     274      +3
builtin_source                                       171     174      +3
builtin_exec                                          57      60      +3
builtin_eval                                          46      45      -1
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 7/1 up/down: 59/-1)              Total: 58 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-20 03:39:43 +02:00
Denys Vlasenko
40477e2fdb shell: make it possible to alias one of shells to "bash" 
function                                             old     new   delta
packed_usage                                       27047   27054      +7
applet_names                                        2227    2232      +5
applet_main                                         1304    1308      +4
applet_nameofs                                       652     654      +2
applet_install_loc                                   163     164      +1
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 5/0 up/down: 19/0)               Total: 19 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-20 02:09:45 +02:00
Denys Vlasenko
42c4b2e3b5 ash: fix var_leak.tests so that it actually catches the NOFORK bug 
+ document the bug better

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-18 16:13:56 +02:00
Denys Vlasenko
c7f95d23f6 typo fix 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-18 15:52:23 +02:00
Denys Vlasenko
238bf187ba ash: fix bug which causes signal6.tests to fail 
function                                             old     new   delta
trapcmd                                              271     277      +6
localcmd                                             277     275      -2

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-18 15:49:07 +02:00
Denys Vlasenko
51b4a9e2f1 ash: fix var_leak testcase 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-18 14:35:20 +02:00
Denys Vlasenko
5e2d572381 ash: fix testsuite false positives 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-18 14:11:21 +02:00
Denys Vlasenko
e66cf821cf ash,hush: make bare "." set exitcode to 2 
function                                             old     new   delta
dotcmd                                               300     305      +5
builtin_source                                       176     171      -5

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-18 09:12:53 +02:00
Denys Vlasenko
0e81e488fd shell/README: describe special builtins 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-17 23:51:00 +02:00
Denys Vlasenko
adc0e20892 hush: update bash compat todo comment 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-17 18:56:58 +02:00