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a6ad397ea9
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173 Commits

Author SHA1 Message Date
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
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
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
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
3227d3f982 hush: fix hush-bugs/parse_err.tests 
function                                             old     new   delta
parse_stream                                        2325    2339     +14
builtin_umask                                        121     123      +2
builtin_type                                         116     114      -2

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-17 09:49:47 +02:00
Denys Vlasenko
0f01b00d74 add two more tests which currently fail 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-05-17 04:57:55 +02:00
Denys Vlasenko
3581c62515 whitespace fixes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-25 13:39:24 +01:00
Denys Vlasenko
03dad22f8a hush: use ash's read builtin 
function                                             old     new   delta
shell_builtin_read                                     -    1000   +1000
set_local_var_from_halves                              -      24     +24
setvar2                                                -       7      +7
...
popstring                                            140     134      -6
ash_main                                            1375    1368      -7
setvar                                               184     174     -10
arith_set_local_var                                   36       -     -36
builtin_read                                        1096     185    -911
------------------------------------------------------------------------------
(add/remove: 3/1 grow/shrink: 5/23 up/down: 1038/-1007)        Total: 31 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-12 23:29:57 +01:00
Denys Vlasenko
e89a241b9e hush: fix subshell.tests failure on NOMMU 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-12 15:19:31 +01:00
Denys Vlasenko
b70cef71eb hush: two NOMMU fixes for bugs 877 and 883 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-12 13:45:45 +01:00
Denys Vlasenko
385cc59117 hush: plug a memory leak 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-12 06:47:39 +01:00
Denys Vlasenko
a4899efd03 hush: fix exitcodes of killed processes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2010-01-04 11:37:09 +01:00
Denys Vlasenko
f3e2818895 hush: improve HUSH_BRACE_EXP code (still disabled). ~0 bytes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-11-17 03:35:31 +01:00
Denys Vlasenko
d8389ad760 hush: fix handling of words with braces. +65 bytes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-11-16 03:18:46 +01:00
Denys Vlasenko
00243b0a1a hush: fix exit code propagation from cmd. +45 bytes 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-11-16 02:00:03 +01:00
Denys Vlasenko
647553a4fc hush: wait for cmd to complete, and immediately store its exitcode in $? 
function                                             old     new   delta
expand_vars_to_list                                 2129    2197     +68

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-11-15 19:58:19 +01:00
Denys Vlasenko
3ef4f77620 hush: fix exec builtin in a better way (+ "glob in exec" bug fixed) 
function                                             old     new   delta
execvp_or_die                                          -      50     +50
static.pseudo_null_str                                 3       -      -3
builtin_exec                                          83      57     -26
pseudo_exec_argv                                     200     163     -37
------------------------------------------------------------------------------
(add/remove: 1/1 grow/shrink: 0/2 up/down: 50/-66)            Total: -16 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-10-19 23:09:06 +02:00
Denys Vlasenko
f37eb3999b hush: fix handling of empty arguments 
function                                             old     new   delta
builtin_exec                                          25      83     +58
parse_stream                                        2242    2261     +19
run_pipe                                            1782    1787      +5
static.pseudo_null_str                                 -       3      +3
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 3/0 up/down: 85/0)               Total: 85 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-10-18 11:46:35 +02:00
Mike Frysinger
28736c36ca hush: handle empty execs 
Sometimes variable expansions yield empty strings, and if they happen to
be a command someone wants to run like `$foo`, then hush currently
segfaults.  So handle `` and $().

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
 2009-10-18 01:15:36 -04:00
Denys Vlasenko
3a7034c27b typo fix in a comment in a testcase. oh well... 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-09-30 02:48:59 +02:00
Denys Vlasenko
e74aaf9385 ash,hush: make trap output short signal names, without SIG prefix 
function                                             old     new   delta
evalvar                                             1373    1371      -2
builtin_trap                                         457     441     -16
trapcmd                                              260     236     -24

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-09-27 02:05:45 +02:00
Denys Vlasenko
67f7186403 hush: do not reset to default "" traps in subshell 
function                                             old     new   delta
reset_traps_to_defaults                              164     211     +47
builtin_umask                                        123     121      -2

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-09-25 14:21:06 +02:00
Denys Vlasenko
21d87d495a ash: better handling of EXIT trap in trap hack 
function                                             old     new   delta
forkchild                                              -     602    +602
trapcmd                                              255     347     +92
ash_main                                            1362    1375     +13
evalvar                                             1371    1373      +2
popstring                                            140     134      -6
forkshell                                            835     248    -587
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 3/2 up/down: 709/-593)          Total: 116 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-09-25 00:06:51 +02:00
Denys Vlasenko
2f7894b1bb ash,hush: fix trap reporting: s/SIGEXIT/EXIT/ 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-09-24 01:43:21 +02:00
Denys Vlasenko
91836baf85 hush: fix trap 
function                                             old     new   delta
expand_variables                                    2217    2280     +63
static.argv                                            -       8      +8

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-09-23 01:46:19 +02:00
Denys Vlasenko
a67a9627d0 hush: do not process options after non-option args 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-08-20 03:38:58 +02:00
Denys Vlasenko
dbfa45b3b2 hust test: complain if busybox binary can't be found 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-08-12 21:24:29 +02:00
Denys Vlasenko
cbfe6ad4c6 hush: fix \<newline> handling on NOMMU 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-08-12 19:47:44 +02:00
Denys Vlasenko
19679784c0 hush tests: remove the requirement that .config is in ../.. 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-08-12 14:53:44 +02:00
Denys Vlasenko
09516066d4 hush: do not use ps -o in leak_argv1; do not hardcode path in negate 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-08-12 14:21:30 +02:00
Denys Vlasenko
9d617c44d2 hush: specially handle [[ - suppress globbing & multiword expansion 
It's a bashism, but is surprisingly easy to do and costs very little code.

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-06-09 18:40:52 +02:00
Denys Vlasenko
295fef80bc hush: add support for local builtin 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-06-03 12:47:26 +02:00
Mike Frysinger
eab40e5885 hush_test: stop mixing tabs/spaces for indentation 
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
 2009-06-01 16:33:05 -04:00
Mike Frysinger
dc3bc40578 hush: add support for special vars in braces 
Some people like to use ${?} rather than $?, so make sure we support all
the special single char vars that use this form.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
 2009-06-01 14:16:43 -04:00
Mike Frysinger
ff64fb9e31 hush_test: filter test output to avoid C lib differences 
The getopt function in some C libraries wraps the option in single quotes
while others do not.  Avoid the issue by running sed on the output and
strip all quotes.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
 2009-06-01 14:16:43 -04:00
Denys Vlasenko
e640cb4ad1 hush: fix bug 353 (wrong handling of \x in assignments) 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-05-28 16:49:11 +02:00
Denys Vlasenko
4f26c97b9a make compound.tests executable 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-05-23 17:00:13 +02:00
Denys Vlasenko
e9bda90e54 hush: fix problems with case in subshells and with "case esac" 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-05-23 16:50:07 +02:00
Mike Frysinger
342a63d659 hush_test: add some pathological compound list tests 
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
 2009-05-21 18:35:37 -04:00
Mike Frysinger
12bcc76e9b hush_test: test for subshell function syntax 
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
 2009-05-21 18:35:08 -04:00
Mike Frysinger
7b424fe738 hush_test: add subshelled case tests 
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
 2009-05-21 18:09:24 -04:00
Mike Frysinger
cc9205bda7 hush_test: update test output to match new getopt() output 
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
 2009-05-21 17:58:15 -04:00
Mike Frysinger
33f85eeac5 hush_test: ignore generated files 
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
 2009-05-21 17:45:26 -04:00
Denys Vlasenko
318a8e5ed5 TODO: add some 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-05-13 02:18:43 +02:00
Denys Vlasenko
acdc49c073 hush: add more complex case to leak testcase, fix found breakage 
function                                             old     new   delta
unset_local_var_len                                    -     167    +167
run_list                                            2350    2457    +107
set_vars_and_save_old                                  -      87     +87
free_pipe                                            207     227     +20
builtin_unset                                        220     229      +9
builtin_exit                                          49      47      -2
free_strings_and_unset                                53       -     -53
set_vars_all_and_save_old                             87       -     -87
unset_local_var                                      168       -    -168
------------------------------------------------------------------------------
(add/remove: 2/3 grow/shrink: 3/1 up/down: 390/-310)           Total: 80 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-05-04 01:58:10 +02:00
Denys Vlasenko
cb6ff25afe hush: fix bug where in "var=val func" var's value is not visible in func 
function                                             old     new   delta
unset_local_var                                        -     168    +168
set_vars_all_and_save_old                              -      87     +87
get_ptr_to_local_var                                   -      77     +77
free_strings_and_unset                                 -      53     +53
builtin_export                                       266     274      +8
get_local_var_value                                   31      33      +2
putenv_all                                            27       -     -27
free_strings_and_unsetenv                             53       -     -53
get_local_var                                         68       -     -68
run_list                                            2475    2350    -125
builtin_unset                                        380     220    -160
------------------------------------------------------------------------------
(add/remove: 4/3 grow/shrink: 2/2 up/down: 395/-433)          Total: -38 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-05-04 00:14:30 +02:00
Denys Vlasenko
e19e1935a3 hush: fix \<newline> handling 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-05-03 02:15:18 +02:00
Denys Vlasenko
1dd6cf8677 hush: fix multiple redirections of the same fd (bug 227) 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-05-02 14:17:31 +02:00