Denis Vlasenko
25af86f73d
hush: fix wrong comment
2009-04-07 13:29:27 +00:00
Denis Vlasenko
af07b7c5b6
hush: fix heredoc <<- handling.
...
hush-misc/heredoc2.tests testcase needs only one fix now -
$var and `cmd` expancsion in heredocs
function old new delta
parse_redirect 265 306 +41
parse_stream 1866 1899 +33
2009-04-07 13:26:18 +00:00
Denis Vlasenko
50f3aa4547
hush: NOMMU-safe support of big heredocs
...
function old new delta
setup_heredoc 116 215 +99
2009-04-07 10:52:40 +00:00
Mike Frysinger
d4a24f2aae
here documents have been added, so drop from TODO
2009-04-07 07:28:25 +00:00
Mike Frysinger
932e111418
use sleep rather than usleep
2009-04-07 06:08:14 +00:00
Mike Frysinger
b509c9c670
add a pathological test case for here doc related to eof marker and other ugly corner cases
2009-04-07 06:06:05 +00:00
Mike Frysinger
a4f331d3c3
implement support for parameter substitution via #/% operators
2009-04-07 06:03:22 +00:00
Denis Vlasenko
6c9be7f451
hush: heredoc support, based on patch by Mike Frysinger (vapier AT gentoo.org)
...
some TODOs are to be attacked later
function old new delta
parse_stream 1461 1866 +405
parse_redirect - 265 +265
setup_heredoc - 116 +116
setup_redirects 151 196 +45
builtin_exit 49 47 -2
redirect_opt_num 61 55 -6
setup_redirect 212 - -212
------------------------------------------------------------------------------
(add/remove: 2/1 grow/shrink: 2/2 up/down: 831/-220) Total: 611 bytes
2009-04-07 02:29:51 +00:00
Denis Vlasenko
ab2b064342
hush: s/last_return_code/last_exitcode/g
2009-04-06 18:42:11 +00:00
Denis Vlasenko
0e15138c03
hush: fix "if false; then...fi" exitcode;
...
trim "keyword"-less hush by 10 bytes
2009-04-06 18:40:31 +00:00
Denis Vlasenko
4ed67dd3d5
make hush-misc/*.tests executable
2009-04-06 18:10:20 +00:00
Denis Vlasenko
cd418a2670
hush: fix a bunch of obscure while/until/continue bugs
...
function old new delta
run_list 1159 1214 +55
done_pipe 106 123 +17
done_command 86 98 +12
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 3/0 up/down: 84/0) Total: 84 bytes
2009-04-06 18:08:35 +00:00
Denis Vlasenko
8f8d013afc
*.tests should be executable
2009-04-06 16:27:51 +00:00
Denis Vlasenko
715f712d15
move hush-parsing/and-or.tests to hush-misc/*
...
(which probably needs to be renamed to hush-execution...)
2009-04-06 16:17:51 +00:00
Mike Frysinger
3a64833eb9
add some brute force logic tests
2009-04-06 14:22:54 +00:00
Denis Vlasenko
a2b11e3395
hush: fix "false && echo yes || echo no" bug 265
...
function old new delta
run_list 1159 1189 +30
2009-04-06 14:11:13 +00:00
Denis Vlasenko
0969a49c08
hush: beautify re_execute_shell more
2009-04-06 13:05:57 +00:00
Denis Vlasenko
34e573d2ce
hush: drop allocations in re_execute_shell
...
function old new delta
hush_main 1127 1138 +11
re_execute_shell 286 256 -30
clean_up_after_re_execute 66 30 -36
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/2 up/down: 11/-66) Total: -55 bytes
2009-04-06 12:56:28 +00:00
Mike Frysinger
3c7167b508
add tests for basic fd open/close/dupe
2009-04-06 12:36:10 +00:00
Mike Frysinger
dc4178050a
fix #>&- syntax for closing fds
2009-04-06 12:35:41 +00:00
Mike Frysinger
9052600feb
fix redir1 tests -- usleep isnt standard in $PATH
2009-04-06 12:34:27 +00:00
Denis Vlasenko
5e883fb00d
hush: micro-optimization. -37 bytes
2009-04-06 12:28:34 +00:00
Denis Vlasenko
b1d11bf45e
hush: more efficient filtering of "safe" arithmetic
...
function old new delta
expand_variables 2170 2147 -23
2009-04-06 12:24:58 +00:00
Denis Vlasenko
d0b4a8c285
hush: add <> and () as "safe" arith chars
2009-04-06 12:09:55 +00:00
Denis Vlasenko
bfbc971f9f
hush: print cd error to stderr; use fopen_or_warn in builtin_source;
...
prepare builtin_unset for function support
libbb: do not clear errno in fopen_or_warn
function old new delta
builtin_unset 242 271 +29
fopen_or_warn 42 31 -11
builtin_cd 90 74 -16
builtin_source 89 72 -17
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/3 up/down: 29/-44) Total: -15 bytes
2009-04-06 12:04:42 +00:00
Denis Vlasenko
b0a6478eef
hush: fix "export a=a b=b" (was not setting and exporting b)
...
function old new delta
builtin_export 103 117 +14
2009-04-06 11:33:07 +00:00
Denis Vlasenko
c8d27334a0
hush: update TODO list; + my usual pointless tweaks :(
2009-04-06 10:47:21 +00:00
Denis Vlasenko
d3f973eab2
hush: mark SIGHUP TODOs better; don't disable SIGHUP for now,
...
small tweaks to comments
2009-04-06 10:21:42 +00:00
Denis Vlasenko
a0e65120b5
hush: cosmetics, no code changes
2009-04-05 23:39:14 +00:00
Denis Vlasenko
913a201bf0
hush: strip NULs from file input, they are PITA/impossible to handle correctly
...
function old new delta
file_peek 89 93 +4
file_get 260 264 +4
2009-04-05 22:17:04 +00:00
Mike Frysinger
258275d85f
drop HUSH_VER_STR since it has no relevance anymore -- just use BB_VER
2009-04-05 21:19:43 +00:00
Denis Vlasenko
c4a7af55e9
hush: fix trap clearing in subshells on MMU; simplify NOMMU a bit:
...
function old new delta
parse_stream_dquoted 335 324 -11
handle_dollar 849 800 -49
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/2 up/down: 0/-60) Total: -60 bytes
2009-04-05 20:33:27 +00:00
Denis Vlasenko
f937528571
hush: audit and fix "interactive shell" setup code.
...
function old new delta
block_signals - 139 +139
maybe_set_to_sigexit - 47 +47
run_list 2018 2030 +12
expand_variables 2155 2165 +10
maybe_set_sighandler 47 - -47
hush_main 992 918 -74
------------------------------------------------------------------------------
(add/remove: 2/1 grow/shrink: 2/1 up/down: 208/-121) Total: 87 bytes
2009-04-05 19:13:39 +00:00
Denis Vlasenko
46f9b6db80
hush: pass $! thru re-execution; try harder on re-exec; give error
...
msg if re-exec didn't work; other tweaks in main()
function old new delta
hush_main 1144 1199 +55
re_execute_shell 237 286 +49
file_get 240 260 +20
clean_up_after_re_execute 58 66 +8
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 4/0 up/down: 132/0) Total: 132 bytes
2009-04-05 10:39:03 +00:00
Denis Vlasenko
232be3e79b
hush: suppress bogus warning from 4.2.1
2009-04-05 09:16:00 +00:00
Denis Vlasenko
18f2a79f9b
build system tweaks to account for latest hush changes
2009-04-05 09:02:11 +00:00
Denis Vlasenko
d85a5df159
hush: randomconfig fixes
2009-04-05 08:43:57 +00:00
Denis Vlasenko
cc4c693ec5
hush: plug the leak on NOMMU re-execute path
...
function old new delta
clean_up_after_re_execute - 58 +58
re_execute_shell 226 244 +18
run_pipe 1271 1276 +5
generate_stream_from_string 133 138 +5
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 3/0 up/down: 86/0) Total: 86 bytes
2009-04-05 07:38:48 +00:00
Denis Vlasenko
c3ff48b921
fixing mode on hush-leak/leak_argv1.tests
2009-04-05 02:14:59 +00:00
Denis Vlasenko
8a496d5db0
fixing mode on hush-leak/leak_argv1.tests
2009-04-05 02:14:37 +00:00
Denis Vlasenko
30db43b5c5
hush: fix passing of $n on NOMMU
2009-04-05 02:10:39 +00:00
Denis Vlasenko
16a0c74f63
hush: fix hush-misc/break5.tests NOMMU failure
...
function old new delta
hush_main 1118 1144 +26
re_execute_shell 188 204 +16
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 2/0 up/down: 42/0) Total: 42 bytes
2009-04-05 01:46:59 +00:00
Denis Vlasenko
0bb4a23506
hush: fix all testsuite failures on NOMMU except memory leak.
...
known TODOs: we do not pass traps and positional args yet.
2009-04-05 01:42:59 +00:00
Denis Vlasenko
609f2ab434
hush: enable NOMMU re-execution logic. Some testsuite entries
...
fail on NOMMU. Before it was much worse.
No regressions on MMU, size:
function old new delta
handle_dollar 626 632 +6
run_list 2018 2022 +4
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 2/0 up/down: 10/0) Total: 10 bytes
2009-04-04 23:15:14 +00:00
Denis Vlasenko
9aa7d6fdc5
hush: preparatory patch for NOMMU-safe { list } handling.
...
function old new delta
o_addblock - 58 +58
o_addstr_with_NUL - 27 +27
builtin_exit 47 49 +2
run_list 2020 2018 -2
o_addstrauto 27 - -27
parse_stream 1508 1461 -47
o_addstr 58 - -58
------------------------------------------------------------------------------
(add/remove: 2/2 grow/shrink: 1/2 up/down: 87/-134) Total: -47 bytes
2009-04-04 22:47:50 +00:00
Denis Vlasenko
34d4d89b2d
hush: fix NOMMU hangs in pseudo_exec_argv. Add forgotted setting
...
of signal mask. Reuse same help string in all shells.
function old new delta
builtin_exit 49 47 -2
pseudo_exec_argv 149 145 -4
builtin_help 74 63 -11
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/3 up/down: 0/-17) Total: -17 bytes
text data bss dec hex filename
825379 476 7616 833471 cb7bf busybox_old
825341 476 7616 833433 cb799 busybox_unstripped
2009-04-04 20:24:37 +00:00
Denis Vlasenko
552433bc5a
hush: fix "var=val >file" not creating file
...
function old new delta
static.null_ptr - 4 +4
run_list 2018 2020 +2
handle_dollar 667 626 -41
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 1/1 up/down: 6/-41) Total: -35 bytes
2009-04-04 19:29:21 +00:00
Denis Vlasenko
a24c8caeb2
hush: remove code which errors out on $- and $_, it's useless;
...
wrap some longish lines
function old new delta
handle_dollar 667 626 -41
2009-04-04 15:24:40 +00:00
Denis Vlasenko
7c9861214b
hush: remove CHAR_xxx constants
2009-04-04 12:15:42 +00:00
Denis Vlasenko
6da69cddc0
hush: get rid of charmap[]
...
function old new delta
parse_stream 1447 1508 +61
get_local_var_value - 31 +31
run_list 2018 2020 +2
pseudo_exec_argv 151 149 -2
maybe_set_sighandler 50 47 -3
hush_exit 93 90 -3
builtin_wait 275 272 -3
check_and_run_traps 169 164 -5
hush_main 985 977 -8
file_get 260 240 -20
builtin_trap 438 414 -24
set_in_charmap 30 - -30
lookup_param 31 - -31
parse_and_run_stream 153 54 -99
------------------------------------------------------------------------------
(add/remove: 1/2 grow/shrink: 2/9 up/down: 94/-228) Total: -134 bytes
2009-04-04 12:12:58 +00:00
Mike Frysinger
dfa9de7176
simplify maybe_die() slightly
2009-04-03 22:48:10 +00:00
Denis Vlasenko
db2a9b683a
hush: finally make cmd safe on NOMMU
...
function old new delta
generate_stream_from_string - 157 +157
expand_variables 2050 2003 -47
generate_stream_from_list 139 - -139
------------------------------------------------------------------------------
(add/remove: 1/1 grow/shrink: 0/1 up/down: 157/-186) Total: -29 bytes
2009-04-03 22:31:18 +00:00
Denis Vlasenko
e0755e58ca
hush: yet another randomconfig fix
2009-04-03 21:16:45 +00:00
Denis Vlasenko
cc8289dc04
shell/math: randomconfig fix
2009-04-03 21:13:31 +00:00
Denis Vlasenko
60b392fd5b
hush: randomconfig fixes
2009-04-03 19:14:32 +00:00
Denis Vlasenko
b6e6556b31
hush: improve parse_stream: does not require parsing context struct;
...
cleans up on syntax errors (we used to leak memory in this case);
much simplified interface to the rest of hush.
function old new delta
parse_stream 1204 1447 +243
done_word 658 669 +11
static_get 22 28 +6
builtin_source 84 89 +5
parse_and_run_file 27 30 +3
parse_and_run_string 31 27 -4
builtin_eval 55 50 -5
hush_main 991 985 -6
free_pipe_list 39 31 -8
free_pipe 210 189 -21
expand_variables 2242 2199 -43
parse_and_run_stream 289 153 -136
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 5/7 up/down: 268/-223) Total: 45 bytes
2009-04-03 16:49:04 +00:00
Denis Vlasenko
240c255d8b
hush: simplify parse_stream
...
function old new delta
parse_and_run_stream 292 289 -3
parse_stream 1218 1204 -14
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/2 up/down: 0/-17) Total: -17 bytes
2009-04-03 03:45:05 +00:00
Denis Vlasenko
3718168b87
hush: fix bug with local environment vars in pipes; simplify parse_stream()
...
function old new delta
parse_stream 1238 1218 -20
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-20) Total: -20 bytes
2009-04-03 03:19:15 +00:00
Denis Vlasenko
f9f7429346
hush: explain parsing context structure
...
plug leak in setup_redirect on error path
function old new delta
done_command 84 86 +2
done_word 657 658 +1
done_pipe 105 106 +1
initialize_context 39 38 -1
setup_redirect 219 212 -7
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 3/2 up/down: 4/-8) Total: -4 bytes
2009-04-03 00:07:05 +00:00
Denis Vlasenko
027e3fddb5
hush: straighten parse_stream() API a bit
...
function old new delta
parse_stream 1240 1238 -2
expand_variables 2272 2242 -30
parse_and_run_stream 338 292 -46
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/3 up/down: 0/-78) Total: -78 bytes
2009-04-02 22:50:40 +00:00
Mike Frysinger
a36258f288
trim trailing slashes from specified subdir so we output to the right place
2009-04-02 22:46:52 +00:00
Denis Vlasenko
b7aaae9052
hush: rename ->o_quote to ->o_escape
...
hush_test/hush-arith/*: new tests for arithmetic evaluation
2009-04-02 20:17:49 +00:00
Mike Frysinger
7a79afa3ca
Arithmetic Expansion is supported now in hush, so drop from TODO
2009-04-02 17:06:35 +00:00
Denis Vlasenko
f328e00b10
hush: do not inadvertently parse $((1 + "22")) as ok.
...
-20 bytes code size
2009-04-02 16:55:38 +00:00
Denis Vlasenko
2f1d394214
hush: make
...
a=55; echo $(($a + 1)) $((1 + $((2)) + `echo $a`))
work as expected
function old new delta
handle_dollar - 667 +667
parse_stream_dquoted - 316 +316
expand_variables 2124 2272 +148
is_assignment 134 215 +81
parse_stream 2038 1240 -798
------------------------------------------------------------------------------
(add/remove: 2/0 grow/shrink: 2/1 up/down: 1212/-798) Total: 414 bytes
2009-04-02 16:31:29 +00:00
Denis Vlasenko
b29eb6ed25
shells: do not need to have math state global
...
function old new delta
ash_arith - 143 +143
expand_variables 2102 2124 +22
popstring 134 140 +6
parse_command 1460 1463 +3
trapcmd 236 238 +2
changepath 197 196 -1
raise_interrupt 86 83 -3
hush_main 1012 991 -21
ash_main 1388 1364 -24
arith_set_local_var 73 34 -39
dash_arith 117 - -117
------------------------------------------------------------------------------
(add/remove: 1/1 grow/shrink: 4/5 up/down: 176/-205) Total: -29 bytes
2009-04-02 13:46:27 +00:00
Denis Vlasenko
0dfe1d26a9
fix ash-alias/alias.tests failure
2009-04-02 12:57:38 +00:00
Mike Frysinger
98c52645c0
split math code out of ash and into a standalone library so we can use it in any shell (like hush!)
2009-04-02 10:02:37 +00:00
Denis Vlasenko
551ffdccea
more of pointless whitespace fixes
2009-04-01 19:48:05 +00:00
Denis Vlasenko
d308106245
hust_test/*: use "$THIS_SH" instead of hush
2009-03-31 22:14:32 +00:00
Denis Vlasenko
f6fbd62760
ash: add/improve comments, no code changes
2009-03-31 19:36:58 +00:00
Denis Vlasenko
46aeab9a34
ash: fix $IFS handling in read. closes bug 235
2009-03-31 19:18:17 +00:00
Denis Vlasenko
7566bae197
hush: fix wait builtin
...
function old new delta
builtin_wait 174 275 +101
sigwaitinfo - 48 +48
__GI_sigwaitinfo - 48 +48
check_and_run_traps 133 169 +36
checkjobs 349 380 +31
hush_main 971 991 +20
static.zero_timespec - 8 +8
run_list 2010 2016 +6
file_get 254 260 +6
static.zero_ts 8 - -8
------------------------------------------------------------------------------
(add/remove: 3/1 grow/shrink: 6/0 up/down: 304/-8) Total: 296 bytes
2009-03-31 17:24:49 +00:00
Denis Vlasenko
1b62ead313
hush: don't lie in comment
2009-03-31 13:13:17 +00:00
Denis Vlasenko
7b830e78f2
hush: fix comments, no code changes
2009-03-31 13:05:32 +00:00
Denis Vlasenko
422cd7c81c
hush: make ^C work again, ^Z probably isn't working
...
function old new delta
file_get 219 254 +35
check_and_run_traps 122 133 +11
run_list 2001 2010 +9
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 3/0 up/down: 55/0) Total: 55 bytes
2009-03-31 12:41:52 +00:00
Denis Vlasenko
abedaac842
hush: do not reset sighaldlers after fork - instead, prevent them from doing any harm
...
if they will be called. saves many sigaction calls on every fork.
function old new delta
hush_main 887 971 +84
sigexit 54 65 +11
run_list 2006 2001 -5
maybe_set_sighandler 76 50 -26
set_fatal_sighandler 186 - -186
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 2/2 up/down: 95/-217) Total: -122 bytes
2009-03-31 12:03:40 +00:00
Denis Vlasenko
d5762932fb
hush: rework signal and trap handling. Some smaller bits are TODO,
...
expect minor breakage
function old new delta
set_fatal_sighandler 12 186 +174
check_and_run_traps - 122 +122
maybe_set_sighandler - 76 +76
hush_main 831 887 +56
sigtimedwait - 50 +50
__GI_sigtimedwait - 50 +50
hush_exit 49 93 +44
set_mode 749 777 +28
pseudo_exec_argv 131 151 +20
static.zero_ts - 8 +8
expand_variables 1962 1970 +8
builtin_wait 172 174 +2
set_misc_sighandler 12 - -12
set_jobctrl_sighandler 12 - -12
handler_ctrl_c 16 - -16
builtin_set_mode 28 - -28
handle_trap 97 - -97
handler_ctrl_z 107 - -107
builtin_trap 545 438 -107
run_list 2149 2006 -143
------------------------------------------------------------------------------
(add/remove: 5/6 grow/shrink: 7/2 up/down: 638/-522) Total: 116 bytes
2009-03-31 11:22:57 +00:00
Mike Frysinger
d690f68554
implement unset semantics as required by POSIX
2009-03-30 06:50:54 +00:00
Mike Frysinger
0080ea7992
update trap poisx link
2009-03-30 03:50:07 +00:00
Mike Frysinger
87824e0e50
do not automatically display job information when the shell is not interactive
2009-03-30 00:19:30 +00:00
Mike Frysinger
681a4b7f06
enable trap tests
2009-03-29 23:49:46 +00:00
Mike Frysinger
9f8128f480
first pass at trap support in hush
2009-03-29 23:49:37 +00:00
Mike Frysinger
fd303b11ef
add test cases for trap ... but disabled for now until trap support is committed
2009-03-29 09:54:40 +00:00
Mike Frysinger
b975febeea
mark msh as deprecated
2009-03-29 00:52:41 +00:00
Mike Frysinger
40b8dc410e
use bb_strtou() in umask/wait and check errno to see if there was a problem rather than using endp
2009-03-29 00:50:30 +00:00
Mike Frysinger
8ec1c9dc6e
make sure we check job status whenever updating the prompt
2009-03-29 00:45:26 +00:00
Mike Frysinger
0b87e4ad15
test for invalid named variables
2009-03-28 21:06:38 +00:00
Mike Frysinger
7c3e52c1bd
do not let handle_dollar() accept vars that start with a digit
2009-03-28 21:06:22 +00:00
Mike Frysinger
56bdea1b43
implement wait builtin
2009-03-28 20:01:58 +00:00
Denis Vlasenko
e61f07f036
remove ((expr)) bash'ism
2009-03-28 19:31:34 +00:00
Denis Vlasenko
701ac1864b
randomconfig fix
2009-03-28 19:22:08 +00:00
Mike Frysinger
5a82845f60
update the normally disabled debug code around the syntax() func to use new maybe_die()
2009-03-28 19:09:04 +00:00
Mike Frysinger
78f9d8eb7a
add hush tests for parameter expansion
2009-03-28 18:55:34 +00:00
Mike Frysinger
6379bb4fde
implement most POSIX parameter expansions (~+500bytes)
2009-03-28 18:55:03 +00:00
Mike Frysinger
42ab86520e
make sure we exit based on test failure rather than always exiting with 0
2009-03-28 15:43:47 +00:00
Mike Frysinger
25a6ca0dd4
split up feature todo by posix/bash
2009-03-28 13:59:26 +00:00
Mike Frysinger
ad88d5a4cf
unify set handling with command line processing, fixup set argv processing so it doesnt clobber argv when setting options, and barf on unhandled set options
2009-03-28 13:44:51 +00:00
Mike Frysinger
19a7ea126a
handle the "-s" command line option that POSIX requires
2009-03-28 13:02:11 +00:00
Mike Frysinger
a71cfa8aa1
rename "-f" (fake) option to "-n" to match POSIX
2009-03-28 12:57:54 +00:00
Mike Frysinger
d006edb2ca
tweak format modifier in debug code to fixup gcc warning
2009-03-28 12:43:53 +00:00
Mike Frysinger
ec2c655702
convert some of the ENABLE_FEATURE_EDITING from CPP if to C if
2009-03-28 12:24:44 +00:00
Mike Frysinger
39456a18a1
stop lying about [[ test support
2009-03-28 12:21:57 +00:00
Mike Frysinger
70a2c8d531
make lash deprecation more prominent
2009-03-28 12:12:58 +00:00
Mike Frysinger
bfc0fae952
enable most job functions on no-mmu systems
2009-03-26 18:14:16 +00:00
Mike Frysinger
b2705e1652
do not make startup banner depend on job support
2009-03-23 08:44:02 +00:00
Mike Frysinger
ddbee974b4
move parse_stream out of ENABLE_HUSH_TICK to avoid implicit decl/build error
2009-03-22 22:48:41 +00:00
Denis Vlasenko
424f79b48f
hush: rearrange functions to reduce amount of forward references.
...
Minimal code changes.
2009-03-22 14:23:34 +00:00
Denis Vlasenko
e1300f6fc7
hush: fix segv at repeated "set -- a b c" + "shift"
2009-03-22 11:41:18 +00:00
Denis Vlasenko
786ce17d6d
hush: fix strcpy of potentially overlapping strings
2009-03-21 21:51:11 +00:00
Denis Vlasenko
ccff0b962c
msh testsuite: fix false positive, tweak run stript
2009-03-21 19:58:58 +00:00
Denis Vlasenko
feecc7b74e
hush: tweak testsuite
2009-03-20 12:12:33 +00:00
Denis Vlasenko
a8b6dff97f
hush: fix bug 207 and "hush -c" parameter passing.
...
Now hush -c 'printf "%s\n" "$@"' (prints "\n")
and hush -c 'printf "%s\n" "$@"' qwe asd (prints "asd\n")
both work correctly
2009-03-20 12:05:14 +00:00
Denis Vlasenko
5368ad53e9
ash: expand comment
2009-03-20 10:20:08 +00:00
Denis Vlasenko
11fb7cf5af
hush: fix set [--] params. Closes bug 199.
...
function old new delta
builtin_set 55 194 +139
add_strings_to_strings - 130 +130
add_string_to_strings 110 26 -84
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 1/1 up/down: 269/-84) Total: 185 bytes
2009-03-20 10:13:08 +00:00
Denis Vlasenko
1bb3d7e450
ash: add missing comma in debug scaffolding
2009-03-20 07:45:36 +00:00
Denis Vlasenko
b9e70ddf2d
ash: fix a case where we close wrong descriptor; add debug hack for that
2009-03-20 01:24:08 +00:00
Denis Vlasenko
f173395c4a
ash: DEBUG should be 0 :)
2009-03-19 23:21:55 +00:00
Denis Vlasenko
b21f379639
ash: fix TRACE commands
2009-03-19 23:09:58 +00:00
Denis Vlasenko
653d8e79b2
ash: make evaltree save/restore int suppression depth.
...
Hopefully this fixes bug 189. Not confirmed by users yet.
function old new delta
evaltree 809 842 +33
evalvar 1374 1376 +2
2009-03-19 21:59:35 +00:00
Denis Vlasenko
731de5ce76
doc update
2009-03-19 13:42:05 +00:00
Denis Vlasenko
4b875708c1
ash: in dotrap(), do not clear gotsig[] for SIGINT if there is no handler
...
for it, otherwise raise interrupt gets confused later.
The rest are readability fixes.
function old new delta
evaltreenr 817 818 +1
evaltree 817 818 +1
evalstring 88 89 +1
cmdloop 420 419 -1
evalskip 4 1 -3
breakcmd 84 81 -3
ash_main 1382 1379 -3
evalloop 183 177 -6
evalfor 231 225 -6
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 3/6 up/down: 3/-22) Total: -19 bytes
2009-03-19 13:30:04 +00:00
Denis Vlasenko
7f88e34e1a
ash: tentatively fix bug 189.
2009-03-19 03:36:18 +00:00
Denis Vlasenko
5c2b81470d
ash: fix "ash -c 'exec 1>&0'" complaining that fd 0 is busy
2009-03-19 01:59:59 +00:00
Denis Vlasenko
73c571a5ff
*: move get_sock_lsa and xwrite_str to libbb, use where appropriate
...
function old new delta
get_sock_lsa - 72 +72
buffer_fill_and_print 179 196 +17
parse_expr 824 832 +8
read_base64 343 348 +5
nameval 202 206 +4
fbset_main 1694 1698 +4
expand 1849 1853 +4
udhcp_send_kernel_packet 249 252 +3
udhcp_get_option 223 222 -1
chat_main 1246 1245 -1
pack_gzip 1661 1659 -2
doset 299 297 -2
bb__parsespent 119 117 -2
test_main 260 257 -3
qgravechar 109 106 -3
tcpudpsvd_main 1834 1830 -4
sysctl_display_all 589 580 -9
xopen_xwrite_close 44 33 -11
prs 30 18 -12
find_main 418 406 -12
full_write2_str 25 12 -13
adduser_main 667 654 -13
evaltreenr 817 802 -15
evaltree 817 802 -15
tftpd_main 526 493 -33
ftpd_main 2050 1990 -60
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 7/18 up/down: 117/-211) Total: -94 bytes
2009-03-09 00:12:37 +00:00
Denis Vlasenko
9604e1b8fc
modprobe: emit "can't open 'modules.dep': (errno)" instead of "module not found"
...
*: s/can't open %s/can't open '%s'/, it's better to use same string.
function old new delta
do_modprobe 588 601 +13
config_file_action 339 345 +6
modprobe_main 565 570 +5
unable_to_open 14 16 +2
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 4/0 up/down: 26/0) Total: 26 bytes
text data bss dec hex filename
816800 476 7892 825168 c9750 busybox_old
816812 476 7892 825180 c975c busybox_unstripped
2009-03-03 18:47:56 +00:00
Denis Vlasenko
8ad78e1ec7
ash: make dot command search current directory first, as bash does.
2009-02-15 12:40:30 +00:00
Denis Vlasenko
76ddc2e3e4
libbb: add bb_unsetenv (taken from hush).
...
udhcpc: stop filtering environment passed to the script.
crond: fix uncovered potential bug (failing unsetenv)
mdev: fix uncovered potential bug (failing unsetenv)
tcp, udpsvd: fix uncovered potential bug (failing unsetenv)
function old new delta
safe_setenv - 58 +58
bb_unsetenv - 55 +55
builtin_unset 139 138 -1
tcpudpsvd_main 1843 1830 -13
free_strings_and_unsetenv 87 53 -34
udhcp_run_script 1186 1133 -53
safe_setenv4 62 - -62
------------------------------------------------------------------------------
(add/remove: 2/1 grow/shrink: 0/4 up/down: 113/-163) Total: -50 bytes
2008-12-30 05:05:31 +00:00
Denis Vlasenko
4e12b1a2a9
libbb: introduce and use xmalloc_ttyname (-32 in bss).
...
ash: small code shrink
text data bss dec hex filename
793669 504 7524 801697 c3ba1 busybox_old
793659 504 7492 801655 c3b77 busybox_unstripped
2008-12-23 23:36:47 +00:00
Denis Vlasenko
68819d1232
ash: fix CONFIG_ASH_OPTIMIZE_FOR_SIZE off + high-bit chars case
...
(do we even need CONFIG_ASH_OPTIMIZE_FOR_SIZE conditional?)
2008-12-15 11:26:36 +00:00
Denis Vlasenko
81c3a1d0b2
ash: remove TODO which seems to actually work now.
...
no code changes
2008-12-03 11:59:12 +00:00
Denis Vlasenko
f8535ccd65
ash: finally installed it as /bin/sh on my machine.
...
some breakage noticed, the most dire is mishandled ^C.
fixing it.
function old new delta
blocking_wait_with_raise_on_sig - 40 +40
waitforjob 85 100 +15
setsignal 280 278 -2
evalvar 1376 1374 -2
waitcmd 186 182 -4
dowait 350 316 -34
redirect 1231 1185 -46
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 1/5 up/down: 55/-88) Total: -33 bytes
2008-12-03 10:36:26 +00:00
Denis Vlasenko
e27dafd338
ash: add FIXME
2008-11-28 04:01:03 +00:00
Denis Vlasenko
7b2294edff
ash: "ash: syntax error: XXX unexpected" -> "ash: syntax error: unexpected XXX"
2008-11-28 03:50:46 +00:00
Denis Vlasenko
41eb300ff6
ash: shrink on top of previous change
...
function old new delta
readtoken1 3201 3221 +20
xxreadtoken 306 313 +7
pungetc 13 12 -1
ash_main 1380 1379 -1
setinputfile 196 192 -4
plinno 4 - -4
parsenleft 4 - -4
parsenextc 4 - -4
parselleft 4 - -4
setinputstring 67 62 -5
pushstring 123 114 -9
pgetc 455 438 -17
pushfile 69 31 -38
popfile 114 76 -38
------------------------------------------------------------------------------
(add/remove: 0/4 grow/shrink: 2/8 up/down: 27/-129) Total: -102 bytes
text data bss dec hex filename
798750 564 7756 807070 c509e busybox_old
798664 560 7748 806972 c503c busybox_unstripped
2008-11-28 03:42:31 +00:00
Denis Vlasenko
727752d2d2
ash: better fix for ash -c 'echo 5&' and ash -c 'sleep 5&'
...
with testcase
2008-11-28 03:41:47 +00:00
Denis Vlasenko
61befda93b
ash,hush: add TODO for rare build failure
...
*: remove some redundant includes
2008-11-25 01:36:03 +00:00
Denis Vlasenko
1689840672
ash: fix bad interaction between ash -c '....&' and bash compat
2008-11-25 01:34:52 +00:00
Denis Vlasenko
cc5feabeba
ash: NTO2 needs #if ENABLE_ASH_BASH_COMPAT
2008-11-22 01:32:40 +00:00
Denis Vlasenko
340299a8bc
ash: fix miscalculation of memory needed for eval tree
...
found by Timo Teras (timo.teras AT iki.fi)
2008-11-21 10:36:36 +00:00
Denis Vlasenko
9504e444b8
whitespace fixes, no code changes
2008-10-29 01:19:15 +00:00
Denis Vlasenko
6214941a3a
ash: add testcase for bug 5304
2008-10-27 14:33:03 +00:00
Denis Vlasenko
be54d6bc60
ash: fix "while kill -0 $child; do true; done" looping forever.
2008-10-27 14:25:52 +00:00
Denis Vlasenko
078323010b
dc: conditionalize parts which require libm
2008-10-20 08:43:10 +00:00
Denis Vlasenko
b730474bda
ash: fix NOEXEC mode - we were forgetting to pass environment!
...
env: promote to NOEXEC
hd: promote to NOEXEC, as hexdump is NOEXEC already
2008-10-20 08:15:51 +00:00
Denis Vlasenko
d1660cb9ad
ash: fix a bug in standalone mode (corrupted getopt() state)
2008-10-20 07:52:33 +00:00
Denis Vlasenko
ddc8ae3003
hush: add TODO
2008-10-14 12:50:34 +00:00
Denis Vlasenko
371de4acf7
hush: next small step towards functions
2008-10-14 12:43:13 +00:00
Denis Vlasenko
f886fd2bc7
hush: fix NOMMU bug (analogous to preceding commit for MMU)
2008-10-13 12:36:05 +00:00
Denis Vlasenko
d29084dd7d
testcase for the last fix
2008-10-13 08:54:42 +00:00
Denis Vlasenko
22d10a0292
hush: fix trashing of environment by local env vars:
...
a=a; a=b cmd; - a was unset!
+57 bytes
function old new delta
add_string_to_strings - 110 +110
putenv_all - 27 +27
run_list 2086 2111 +25
free_strings - 7 +7
free_pipe 210 208 -2
add_malloced_string_to_strings 110 - -110
------------------------------------------------------------------------------
(add/remove: 3/1 grow/shrink: 1/1 up/down: 169/-112) Total: 57 bytes
2008-10-13 08:53:43 +00:00
Denis Vlasenko
afd7a8d744
hush: fix environment and memory leaks, add tests for them
...
function old new delta
add_malloced_string_to_strings - 110 +110
run_list 1999 2086 +87
free_strings_and_unsetenv - 87 +87
hush_version_str - 18 +18
pseudo_exec_argv 139 146 +7
static.version_str 17 - -17
free_pipe 237 210 -27
done_word 790 642 -148
------------------------------------------------------------------------------
(add/remove: 3/1 grow/shrink: 2/2 up/down: 309/-192) Total: 117 bytes
2008-10-09 16:29:44 +00:00
Denis Vlasenko
c373527e4f
hush: preparatory work for implementing functions
2008-10-09 12:58:26 +00:00
Denis Vlasenko
9af22c7626
hush: massive renaming of ill-named structures and fields
...
hush: error out on constructs like:
$ abc(def) - was working as if it was (abcdef)
$ case b in abc(a|(b) echo YES; esac - was ignoring 'abc' and extra '('
2008-10-09 12:54:58 +00:00
Denis Vlasenko
834dee785d
ash: support &> redirection (bashism). ~90 bytes of code
2008-10-07 09:18:30 +00:00
Denis Vlasenko
176d49d4f7
ash: some beautification work, no code changes
2008-10-06 09:51:47 +00:00
Denis Vlasenko
559691a3bf
ash: implement ">&file" bashism. ~100 bytes.
2008-10-05 18:39:31 +00:00
Denis Vlasenko
d6855d1b50
style fixes, no code changes
2008-09-27 14:03:25 +00:00
Bernhard Reutner-Fischer
864329d674
- fix compilation on OSF/1
2008-09-25 10:55:05 +00:00
Denis Vlasenko
34c73c499b
ash: fix "(cat < file)" hang introduced by rev 22944.
2008-08-16 11:48:02 +00:00
Bernhard Reutner-Fischer
1dbc643dd3
- fix typo
2008-08-06 17:39:30 +00:00
Denis Vlasenko
2b576b8e76
hush: fix mishandling of a'b'c=fff as assignments. They are not.
...
function old new delta
parse_stream 1920 2004 +84
done_word 715 752 +37
parse_and_run_stream 328 333 +5
builtin_exec 25 29 +4
pseudo_exec_argv 138 139 +1
run_list 2006 1999 -7
is_assignment 215 134 -81
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 5/2 up/down: 131/-88) Total: 43 bytes
2008-08-04 00:46:07 +00:00
Denis Vlasenko
c8bec9a085
hush: remove a comment about already fixed bug
2008-08-03 22:27:50 +00:00
Denis Vlasenko
d498131168
hush: support $_NUMBERS variable names
2008-07-31 10:34:48 +00:00
Denis Vlasenko
f173607520
hush: fix "case ... in <newline> word)..."
2008-07-31 10:09:26 +00:00
Denis Vlasenko
fbeeb328b8
hush: support "pattern1|pattern2...)" in case statements
...
parse_stream 1847 1861 +14
run_list 1995 2006 +11
2008-07-31 00:17:01 +00:00
Denis Vlasenko
c90e1be01b
ash: bash compat: "shift $BIGNUM" is equivalent to "shift 1"
2008-07-30 15:35:05 +00:00
Denis Vlasenko
4f504a9e57
hush: trivial code shrink
...
function old new delta
builtin_continue 48 22 -26
2008-07-29 19:48:30 +00:00
Denis Vlasenko
87a8655f46
hush: use G.xxx instead of #define xxx G.xxx. We have too many globals
...
there and #defines get messy. Remove one write-only G.variable.
2008-07-29 19:43:10 +00:00
Denis Vlasenko
ff29b4fc42
randomconfig fix
2008-07-29 13:57:59 +00:00
Denis Vlasenko
4554b721ad
hush: small fix for repeated continue and fix for wrong loop depth count
...
after Ctrl-C; with testcase for first one
2008-07-29 13:36:09 +00:00
Denis Vlasenko
45cb9f9581
hush: fix inverted check (was making all break's to act as "break 99999")
2008-07-29 11:47:46 +00:00
Denis Vlasenko
fcf37c3183
hush: fix break'ing out of {} and () groups; with testcase
...
function old new delta
builtin_break 93 129 +36
builtin_continue 21 47 +26
run_list 1973 1976 +3
2008-07-29 11:37:15 +00:00
Denis Vlasenko
d91afa33fd
randomconfig fixes
2008-07-29 11:10:01 +00:00
Denis Vlasenko
dadfb4975b
hush: add #defines to switch off break/continue if loops are not supported
...
*: remove a few inline keywords
no code changes
2008-07-29 10:16:05 +00:00
Denis Vlasenko
918a34b9e0
hush: fix "while false; ..." exitcode; add testsuites
2008-07-28 23:17:31 +00:00
Denis Vlasenko
6a2d40f239
hush: support "break N" and "continue N"
...
fix non-detection of builtins and applets in "v=break; ...; $v; ..." case
add testsuite entries for the above
function old new delta
builtin_break 12 93 +81
run_list 1948 1971 +23
builtin_continue 12 21 +9
pseudo_exec_argv 132 138 +6
builtin_exec 23 25 +2
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 5/0 up/down: 121/0) Total: 121 bytes
2008-07-28 23:07:06 +00:00
Denis Vlasenko
bcb25537d0
hush: implement break and continue
...
function old new delta
bltins 252 276 +24
builtin_continue - 12 +12
builtin_break - 12 +12
static.version_str 18 17 -1
run_list 1984 1948 -36
------------------------------------------------------------------------------
(add/remove: 2/0 grow/shrink: 1/2 up/down: 48/-27) Total: 11 bytes
2008-07-28 23:04:34 +00:00
Denis Vlasenko
cf22c89f9a
hush: in run_list(), some loop_top ops seems to be superfluous.
...
comment them out. Also, use separate temp variable
for verification loop, helps gcc to optimize better.
function old new delta
run_list 2039 1984 -55
2008-07-28 15:17:44 +00:00
Denis Vlasenko
12acec5ad4
hush: in run_list(), last_cond_code seems to be superfluous. comment it out
...
function old new delta
run_list 2055 2039 -16
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-16) Total: -16 bytes
2008-07-28 15:15:59 +00:00
Denis Vlasenko
5e052cab17
hush: explain run_list() in detail; small optimizations
...
function old new delta
hush_main 785 786 +1
expand_variables 1447 1448 +1
builtin_exit 48 49 +1
builtin_eval 54 55 +1
run_list 2075 2055 -20
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 4/1 up/down: 4/-20) Total: -16 bytes
2008-07-28 15:15:09 +00:00
Denis Vlasenko
38c89210d6
documentation fix
2008-07-28 00:06:02 +00:00
Denis Vlasenko
be709c24d4
hush: finish and enable optional case...esac support. Code size cost:
...
function old new delta
run_list 1891 2075 +184
parse_stream 1764 1847 +83
expand_strvec_to_string - 83 +83
done_word 647 715 +68
static.reserved_list 144 168 +24
static.reserved_match - 12 +12
done_pipe 95 105 +10
builtin_exit 48 46 -2
builtin_eval 127 54 -73
------------------------------------------------------------------------------
(add/remove: 2/0 grow/shrink: 5/2 up/down: 464/-75) Total: 389 bytes
2008-07-28 00:01:16 +00:00
Denis Vlasenko
8dbea7dbb1
ash: add slightly different testcase
2008-07-26 14:20:04 +00:00
Denis Vlasenko
5c13270359
ash: fix testcase to not sleep for whole 10 seconds,
...
gets annoying pretty fast. Also fix wrong message there.
2008-07-26 13:53:42 +00:00
Denis Vlasenko
87d5fd984e
ash: fix typo
2008-07-26 13:48:35 +00:00
Denis Vlasenko
4e19a9c81a
ash: hopefully close bug 4324. With testcase.
...
function old new delta
evaltree 621 869 +248
popstring 134 140 +6
2008-07-26 13:45:57 +00:00
Denis Vlasenko
2b2e267b43
ash: testsuite entries for last change
2008-07-25 13:40:06 +00:00
Denis Vlasenko
6a0ad25061
ash: dont allow e.g. exec <&10 to attach to stript's fd!
...
function old new delta
is_hidden_fd - 61 +61
redirect 1135 1164 +29
popstring 134 140 +6
printf_main 635 637 +2
evalvar 1374 1376 +2
echo_main 294 296 +2
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 5/0 up/down: 102/0) Total: 102 bytes
2008-07-25 13:34:05 +00:00
Denis Vlasenko
22f7414843
ash: prevent exec NN>&- from closing fd used for script reading
2008-07-24 22:34:43 +00:00
Denis Vlasenko
5a867317bb
ash: fix a bug where redirection fds were not closed afterwards.
...
optimize close+fcntl(DUPFD) into dup2. add testsuites.
function old new delta
copyfd 47 68 +21
argstr 1311 1298 -13
popredir 148 131 -17
redirect 1139 1107 -32
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/3 up/down: 21/-62) Total: -41 bytes
2008-07-24 19:46:38 +00:00
Denis Vlasenko
6fbb43bc3c
ash: teach ash about 123>file. It could take only 0..9 before
...
function old new delta
redirect 1052 1139 +87
need_to_remember - 36 +36
popredir 132 148 +16
fixredir 86 101 +15
readtoken1 3130 3143 +13
evalvar 1374 1376 +2
popstring 140 134 -6
cmdtxt 592 561 -31
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 5/2 up/down: 169/-37) Total: 132 bytes
2008-07-24 19:44:41 +00:00
Denis Vlasenko
6514c5e35c
ash: ducument where "no fds > 9 in redirects" limitation is.
...
no code changes.
2008-07-24 13:41:37 +00:00
Denis Vlasenko
8d924ecf38
ash: ditch dupredirect(), it was only making code harder to read.
...
incorporate it in its single callsite.
function old new delta
redirect 1054 1052 -2
changepath 196 194 -2
2008-07-24 11:34:27 +00:00
Denis Vlasenko
0b76964ae1
ash: explain redirect code a bit
...
function old new delta
redirect 1059 1054 -5
2008-07-24 07:54:57 +00:00
Denis Vlasenko
2dc240c0d6
ash: code shrink
...
function old new delta
copynode 171 180 +9
evaltreenr 615 621 +6
evaltree 615 621 +6
calcsize 121 127 +6
evalpipe 349 350 +1
redirect 1059 1057 -2
parseheredoc 129 126 -3
makename 35 32 -3
expredir 130 127 -3
parsefname 224 219 -5
popstring 140 134 -6
pipeline 276 268 -8
list 360 351 -9
readtoken1 3157 3130 -27
parse_command 1504 1460 -44
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 5/10 up/down: 28/-110) Total: -82 bytes
2008-07-24 06:07:50 +00:00
Bernhard Reutner-Fischer
3e8669f359
- wrap overlong lines (Cristian Ionescu-Idbohrn)
...
- s/\. /. /g;# (me)
2008-07-22 18:27:53 +00:00
Denis Vlasenko
5415c856ea
libbb: [x]fopen_for_{read,write} introduced and used.
...
(by Valdimir)
function old new delta
config_open2 - 41 +41
config_read 507 542 +35
find_pair 169 187 +18
fopen_for_write - 14 +14
fopen_for_read - 14 +14
find_main 406 418 +12
xfopen_for_write - 10 +10
xfopen_for_read - 10 +10
popstring 134 140 +6
parse_inittab 396 401 +5
next_token 923 928 +5
pack_gzip 1659 1661 +2
bb__parsespent 117 119 +2
fallbackSort 1719 1717 -2
evalvar 1376 1374 -2
qrealloc 36 33 -3
...
...
...
...
singlemount 4579 4569 -10
process_stdin 443 433 -10
patch_main 1111 1101 -10
ifupdown_main 2175 2165 -10
file_action_grep 90 80 -10
uuidcache_init 649 637 -12
hush_main 797 785 -12
read_config 230 217 -13
dpkg_main 3835 3820 -15
read_line_input 3134 3110 -24
sysctl_main 232 203 -29
config_open 40 10 -30
WARN_BAD_LINE 44 - -44
login_main 1714 1575 -139
------------------------------------------------------------------------------
(add/remove: 5/1 grow/shrink: 8/74 up/down: 174/-737) Total: -563 bytes
2008-07-21 23:05:26 +00:00
Bernhard Reutner-Fischer
a53de7f7c2
- fix spelling
2008-07-21 13:46:54 +00:00
Denis Vlasenko
7ae1cc16b4
msh: fix "while...continue" bug 3884.
2008-07-20 23:03:23 +00:00
Denis Vlasenko
c185e290ee
config help fixes
2008-07-16 23:45:11 +00:00
Denis Vlasenko
757361f9f5
hush: fix "... pattern) cmd;; esac" case
2008-07-14 08:26:47 +00:00
Denis Vlasenko
395ae45216
hush: delete unused field in struct child.
...
reinstate needed check for invalid syntax.
document command parsing in hush_doc.txt.
2008-07-14 06:29:38 +00:00
Denis Vlasenko
17f02e79f4
hush: add case statement support. It is incomplete and disabled for now.
...
costs ~300 bytes when enabled.
2008-07-14 04:32:29 +00:00
Denis Vlasenko
3177ba0852
ash: small code shrink
2008-07-13 20:39:23 +00:00
Denis Vlasenko
e7067e38ea
ash: fix segfault in "command -v"
2008-07-11 23:09:34 +00:00
Denis Vlasenko
6bdff08e6c
hush: compile fixes for !LOOPS case
2008-07-09 20:14:53 +00:00
Denis Vlasenko
733e3fbc2f
hush: support "for if in do done then; do echo $if; done" case
...
function old new delta
done_pipe 83 95 +12
parse_stream 1758 1764 +6
done_word 674 647 -27
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 2/1 up/down: 18/-27) Total: -9 bytes
2008-07-06 10:01:13 +00:00
Denis Vlasenko
ff182a3d68
hush: support "for v; do ... done" syntax (implied 'in "$@"')
2008-07-05 20:29:59 +00:00
Denis Vlasenko
afdcd12ed7
hush: fix a case where "$@" must expand to no word at all
2008-07-05 17:40:04 +00:00
Denis Vlasenko
a60f84ebf0
*: rename ATTRIBUTE_XXX to just XXX.
2008-07-05 09:18:54 +00:00
Denis Vlasenko
fa0b56db76
sendmail: fix wrong vfork usage here too
...
*: shorten error texts
function old new delta
launch_helper - 151 +151
vfork_or_die 20 - -20
sendgetmail_main 1946 1848 -98
------------------------------------------------------------------------------
(add/remove: 1/1 grow/shrink: 0/1 up/down: 151/-118) Total: 33 bytes
2008-07-01 16:09:07 +00:00
Denis Vlasenko
82604e9730
revert last two commits. vfork cannot be used in subroutine,
...
it trashes stack on return
2008-07-01 15:59:42 +00:00
Denis Vlasenko
58d60c3333
*: introduce and use xfork()
...
function old new delta
xfork - 20 +20
msh_main 1377 1380 +3
mod_process 455 446 -9
forkexit_or_rexec 30 17 -13
expand_variables 1434 1421 -13
open_transformer 91 76 -15
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 1/4 up/down: 23/-50) Total: -27 bytes
2008-07-01 11:11:24 +00:00
Denis Vlasenko
3da5572bfa
*: introduce and use xvfork()
...
function old new delta
time_main 1052 1285 +233
crontab_main 623 856 +233
ifupdown_main 2202 2403 +201
xvfork - 20 +20
passwd_main 1049 1053 +4
grave 1068 1066 -2
script_main 935 921 -14
vfork_or_die 20 - -20
vfork_compressor 206 175 -31
open_as_user 109 - -109
popen2 218 - -218
edit_file 910 690 -220
run_command 268 - -268
------------------------------------------------------------------------------
(add/remove: 1/4 grow/shrink: 4/4 up/down: 691/-882) Total: -191 bytes
2008-07-01 10:40:41 +00:00
Denis Vlasenko
ce13b76002
libbb: shrink monotonic_XXX functions, introduce monotonic_ns
...
(unused for now)
function old new delta
get_mono - 31 +31
sv_main 1228 1234 +6
expand 1693 1697 +4
get_address 178 181 +3
utoa_to_buf 108 110 +2
builtin_exit 46 48 +2
qrealloc 36 33 -3
qgravechar 109 106 -3
ash_main 1383 1380 -3
grep_file 850 846 -4
popstring 140 134 -6
monotonic_us 85 60 -25
monotonic_sec 41 16 -25
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 5/7 up/down: 48/-69) Total: -21 bytes
2008-06-29 02:25:53 +00:00
Denis Vlasenko
defc1ea340
*: introduce and use FAST_FUNC: regparm on i386, otherwise no-on
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text data bss dec hex filename
808035 611 6868 815514 c719a busybox_old
804472 611 6868 811951 c63af busybox_unstripped
2008-06-27 02:52:20 +00:00
Denis Vlasenko
26bc57d8b2
ash: improve comments
2008-06-27 00:29:34 +00:00
Denis Vlasenko
448d30ee17
ash: fix very weak $RANDOM generator; and move even more things
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out of data/bss
text data bss dec hex filename
807935 611 6884 815430 c7146 busybox_old
808035 611 6868 815514 c719a busybox_unstripped
2008-06-27 00:24:11 +00:00
Denis Vlasenko
843cbd54d1
ash: move stuff out of data/bss
...
text data bss dec hex filename
807939 611 6900 815450 c715a busybox_old
807935 611 6884 815430 c7146 busybox_unstripped
2008-06-27 00:23:18 +00:00
Denis Vlasenko
f5d8c90d73
style fixes, no code changes
2008-06-26 14:32:57 +00:00
Denis Vlasenko
7049ff8696
whitespace fixes. no code changes
2008-06-25 09:53:17 +00:00
Denis Vlasenko
5ec6132c98
hush: ifdef out parts which are not needed
...
if neither loops nor ifs are supported. Code savings:
function old new delta
parse_stream 1758 1757 -1
checkjobs 335 318 -17
done_pipe 74 52 -22
expand_variables 1437 1407 -30
run_list 1232 1189 -43
parse_and_run_stream 328 267 -61
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/6 up/down: 0/-174) Total: -174 bytes
2008-06-24 00:50:07 +00:00
Denis Vlasenko
003f9fb213
hush: kill some old unused fields; small code shrink
...
function old new delta
builtin_exit 48 47 -1
checkjobs 351 335 -16
checkjobs_and_fg_shell 60 35 -25
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/3 up/down: 0/-42) Total: -42 bytes
2008-06-24 00:47:58 +00:00
Denis Vlasenko
cc3f20b9bd
fix breakage found by randomconfig
2008-06-23 22:31:52 +00:00
Denis Vlasenko
211b59be43
hush: trivial fix in debug code
2008-06-23 16:28:53 +00:00
Denis Vlasenko
2f5d0cd511
ash: trivial code readability fixes
2008-06-23 13:24:19 +00:00
Denis Vlasenko
2b75a94118
ash: improve readability of the code. No real code changes.
2008-06-23 13:06:34 +00:00
Denis Vlasenko
ef527f50e6
ash: optional support for $'...\t...\n...' bashism
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function old new delta
readtoken1 2824 3172 +348
static.C_escapes - 18 +18
parse_command 1504 1500 -4
SIT 89 83 -6
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 1/2 up/down: 366/-10) Total: 356 bytes
2008-06-23 01:52:30 +00:00
Denis Vlasenko
b07a496229
ash: minor shrink (mostly smallints) and variable renaming
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function old new delta
optschanged 85 91 +6
tryexec 115 118 +3
xxreadtoken 290 292 +2
raise_error_unexpected_syntax 75 77 +2
bltincmd 6 8 +2
parseheredoc 128 129 +1
static.is_interactive 4 1 -3
readtoken 156 153 -3
lasttoken 4 1 -3
evalcommand 1147 1144 -3
checkkwd 4 1 -3
back_exitstatus 4 1 -3
pipeline 282 276 -6
list 369 360 -9
ash_main 1402 1393 -9
options 616 606 -10
readtoken1 2823 2811 -12
parse_command 1529 1507 -22
------------------------------------------------------------------------------
(add/remove: 2/2 grow/shrink: 6/12 up/down: 21/-91) Total: -70 bytes
text data bss dec hex filename
807603 611 6908 815122 c7012 busybox_old
807545 611 6900 815056 c6fd0 busybox_unstripped
2008-06-22 13:16:23 +00:00
Denis Vlasenko
9cd4c76b50
ash: fix "shift BIGNUM" and "read with no variable name" bugs.
...
omg. hush testsuite helps to find bugs in ash! what next?
function old new delta
static.arg_REPLY - 8 +8
readcmd 1023 1021 -2
shiftcmd 129 125 -4
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 0/2 up/down: 8/-6) Total: 2 bytes
2008-06-18 19:22:19 +00:00
Denis Vlasenko
1ba323e5b6
cosmetics in hush testsuites
2008-06-18 17:53:57 +00:00
Denis Vlasenko
324a3fdf87
fix globbing in unquoted $* and $@
2008-06-18 17:49:58 +00:00
Denis Vlasenko
55789c6646
hush: fix a bug with backslashes improperly handled in unquoted variables.
...
with previous patch:
function old new delta
parse_stream 1638 1758 +120
expand_on_ifs 97 174 +77
free_pipe 206 237 +31
setup_redirect 217 220 +3
setup_redirects 143 144 +1
done_word 698 688 -10
free_strings 38 - -38
expand_variables 1451 1403 -48
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 5/2 up/down: 232/-96) Total: 136 bytes
2008-06-18 16:30:42 +00:00
Denis Vlasenko
ab876cd107
hush: add testsuite for "no globbing in redirection" rule.
...
simplify redirection habdling
2008-06-18 16:29:32 +00:00
Denis Vlasenko
985de15bf3
hush: expand quote3.tests and move from hush-bugs to hush-parsing
2008-06-18 09:22:31 +00:00
Denis Vlasenko
c1c63b622d
hush: fix last hush-bugs testcase (disappearing "", $empty"" etc)
2008-06-18 09:20:35 +00:00
Denis Vlasenko
16c2fea280
hush: fix $$ handling
2008-06-17 12:28:44 +00:00
Denis Vlasenko
6eaf8deddd
hush: fix "for a in; do echo 'I should never run'; done" bug
2008-06-17 12:09:21 +00:00
Denis Vlasenko
988339259f
move glob_and_assign.tests from hush-bugs to hush-glob
2008-06-17 07:26:52 +00:00
Denis Vlasenko
30c9cc5b17
hush: continue fixing quoting and subst: fix glob_and_assign.tests.
2008-06-17 07:24:29 +00:00
Denis Vlasenko
c7985b76c5
hush: cleanup pass, the biggest is - moved builtins to the end of the file,
...
they really annoy in the middle of parser code. no real code changes.
2008-06-17 05:43:38 +00:00
Denis Vlasenko
b61e13d247
hush: fix memory leak. it was actually rather invloved problem.
...
Now finally glob/variable expansion is done IN THE RIGHT ORDER!
It opens up a possibility to cleanly fix remaining known bugs.
function old new delta
o_save_ptr 115 286 +171
o_save_ptr_helper - 115 +115
done_word 591 690 +99
o_get_last_ptr - 31 +31
expand_on_ifs 125 97 -28
add_string_to_strings 28 - -28
run_list 1895 1862 -33
debug_print_strings 42 - -42
add_strings_to_strings 126 - -126
expand_variables 1550 1394 -156
o_debug_list 168 - -168
expand_strvec_to_strvec 388 10 -378
------------------------------------------------------------------------------
(add/remove: 2/4 grow/shrink: 2/4 up/down: 416/-959) Total: -543 bytes
2008-06-17 05:11:43 +00:00
Denis Vlasenko
ccce59d562
hush: fixing fallout from last big glob fix:
...
fix segfault; identify where we leak memory
function old new delta
expand_strvec_to_strvec 353 336 -17
2008-06-16 14:35:57 +00:00
Denis Vlasenko
32d8423e63
hush: delete hush-bugs/glob_and_vars.tests for real
2008-06-16 12:53:33 +00:00
Denis Vlasenko
82dfec3e4e
hush: fix hush-bugs/glob_and_vars.tests testcase:
...
globbing is now done _after_ variable/`cmd` substitution
function old new delta
expand_strvec_to_strvec 7 353 +346
expand_variables 1348 1383 +35
add_string_to_strings - 28 +28
globhack 114 - -114
done_word 778 579 -199
------------------------------------------------------------------------------
(add/remove: 1/1 grow/shrink: 2/1 up/down: 409/-313) Total: 96 bytes
2008-06-16 12:47:11 +00:00
Denis Vlasenko
5703c22a51
hush: eliminate PARSEFLAG_SEMICOLON and ctx->parse_type field.
...
function old new delta
parse_and_run_file 30 27 -3
hush_main 795 792 -3
initialize_context 45 39 -6
done_word 791 778 -13
parse_and_run_stream 375 338 -37
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/5 up/down: 0/-62) Total: -62 bytes
2008-06-15 11:49:42 +00:00
Denis Vlasenko
f8d01d3f66
hush: fix a bug where we were requiring semicolon here: (cmd;)
...
also fix a bug where after error prompt is not shown.
function old new delta
parse_stream 1612 1638 +26
parse_and_run_stream 361 375 +14
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 2/0 up/down: 40/0) Total: 40 bytes
2008-06-14 17:13:20 +00:00
Denis Vlasenko
dd316dd283
hush: add support for ':'; create testsuite entries
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text data bss dec hex filename
809569 612 7044 817225 c7849 busybox_old
809528 612 7044 817184 c7820 busybox_unstripped
2008-06-14 15:50:55 +00:00
Denis Vlasenko
a84420062a
hush: support "! cmd | cmd" negation
...
function old new delta
done_word 749 791 +42
run_list 1821 1859 +38
checkjobs 334 351 +17
done_pipe 61 74 +13
static.reserved_list 132 144 +12
initialize_context 53 45 -8
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 5/1 up/down: 122/-8) Total: 114 bytes
2008-06-14 11:00:17 +00:00
