Denis Vlasenko
3dfb035d8d
hush: echo \2>file fix
2009-04-08 09:29:14 +00:00
Denis Vlasenko
02d6f1ad72
hush: fix heredoc expansion of $var and cmd
...
function old new delta
expand_pseudo_dquoted - 104 +104
setup_heredoc 215 275 +60
done_word 669 691 +22
parse_stream 1899 1902 +3
setup_redirects 196 191 -5
free_pipe 189 183 -6
expand_variables 2349 2229 -120
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 3/3 up/down: 189/-131) Total: 58 bytes
2009-04-07 19:56:55 +00:00
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
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
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
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
dc4178050a
fix #>&- syntax for closing fds
2009-04-06 12:35:41 +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
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
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
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