Commit Graph

1442 Commits

Author SHA1 Message Date
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
Denys Vlasenko
82731b4b7a ash,hush: make "source" a synonym for . if bash compat is on
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-17 17:49:52 +02:00