Commit Graph

1051 Commits

Author SHA1 Message Date
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