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1223 Commits

Author SHA1 Message Date
Mike Frysinger
93cadc2fdd hush: implement type 
Implement support for the POSIX `type` command.  Only POSIX stuff is
supported here, no bash extensions like -p or -P.

In the process, split the $PATH searching code out of builtin_source() and
into its own find_in_path() function so we don't duplicate it.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
 2009-05-27 17:06:25 -04:00
Denys Vlasenko
673e945052 hush: remove outdated TODO and superfluous macro; fix compile breakage 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-05-27 14:39:35 +02:00
Denys Vlasenko
68759edb6e hush: tweak comment 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-05-26 14:39:41 +02:00
Denys Vlasenko
e2df5f46d0 hush: rename last_waitpid_was_0 to we_have_children 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-05-26 14:34:10 +02:00
Denys Vlasenko
8d7be232a3 hush: fix SIGCHLD counting code, but keep it disabled for now. 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-05-25 16:38:32 +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
Mike Frysinger
38478a600f hush: fix build failure when jobs are disabled 
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Reported-by: Thomas Chou <thomas@wytron.com.tw>
 2009-05-20 04:48:06 -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
root
6245202e7f hush: small fix for unset -f on NOMMU. 
Signed-off-by: root <root@localhost.localdomain>
 2009-05-04 12:00:19 +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
b1cfc45376 hush: fix handling of unterminated subshell: (<eof>. Fixes bug 229. 
function                                             old     new   delta
syntax_error_unexpected_ch                            31      41     +10
parse_stream                                        2184    2191      +7

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-05-02 17:18:34 +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
Denys Vlasenko
54e0843e7d hush: make . cmd search $PATH 
function         old     new   delta
builtin_source   128     249    +121

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-05-02 02:34:19 +02:00
Denys Vlasenko
690ad2426e git commit test 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
 2009-04-30 21:24:24 +02:00
Denis Vlasenko
c8653f62f2 hush: make it possible to have interactive shell on non-ctty. 
init=/bin/hush: shows prompt, history works, etc.

function                                             old     new   delta
hush_main                                            888     925     +37
block_signals                                        139     152     +13
builtin_fg_bg                                        284     293      +9
checkjobs_and_fg_shell                                35      41      +6
sigexit                                               65      66      +1
reset_traps_to_defaults                              165     164      -1
parse_stream                                        2200    2184     -16
run_list                                            2502    2475     -27
getpgid                                               35       -     -35
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 5/3 up/down: 66/-79)            Total: -13 bytes
 2009-04-27 23:29:14 +00:00
Denis Vlasenko
42e4af3119 make leak test more robust by unsetting all vars 2009-04-26 23:25:36 +00:00
Denis Vlasenko
28e67966f3 hush: make getopt32 usable in builtins. use it in unset. 
more uses are expected in the future.

function                                             old     new   delta
getopt32                                            1356    1393     +37
builtin_export                                       256     266     +10
builtin_unset                                        418     380     -38
 2009-04-26 23:22:40 +00:00
Denis Vlasenko
572930027d hush: nommu fix for function passing 2009-04-26 20:06:14 +00:00
Denis Vlasenko
5b7589eb27 hush: fix SEGV in % expansion 
function                                             old     new   delta
expand_variables                                    2203    2217     +14
 2009-04-26 11:25:19 +00:00
Mike Frysinger
26cf2831d7 do not tell people they can enter "help" if help has actually been disabled 2009-04-24 06:40:30 +00:00
Mike Frysinger
67c1c7b456 use get_local_var_value() rather than getenv() when working with PS1/PS2/HOME, respect the PS2 env var, and make sure that the prompt changes whenever PS1/PS2 changes so we dont have to re-exec the shell to get a changed prompt 2009-04-24 06:26:18 +00:00
Denis Vlasenko
f9d4fc3cf8 switch_root: improve behavior on error; improve help text 
*: make "can't execute '%s'" message uniform
 2009-04-21 20:40:51 +00:00
Denis Vlasenko
950bd72966 hush: speed up set_local_var 
function                                             old     new   delta
set_local_var                                        265     290     +25
 2009-04-21 11:23:56 +00:00
Denis Vlasenko
5e34ff29bc *: mass renaming of USE_XXXX to IF_XXXX 
and SKIP_XXXX to IF_NOT_XXXX - the second one was especially
badly named. It was not skipping anything!
 2009-04-21 11:09:40 +00:00
Denis Vlasenko
ad4bd0548a hush: export -n support 
function                                             old     new   delta
builtin_export                                       206     256     +50
set_local_var                                        248     265     +17
expand_variables                                    2204    2203      -1
 2009-04-20 22:04:21 +00:00
Denis Vlasenko
d40fa397e4 hush: add two testcases 2009-04-20 10:52:31 +00:00
Denis Vlasenko
8c64e033c0 hush: fix stdin of backgrounded pipe 
function                                             old     new   delta
run_list                                            2450    2502     +52
 2009-04-20 00:34:01 +00:00
Denis Vlasenko
dcd78c4d0f hush: fix "export not_yet_defined_var", fix parsing of "cmd | }" 
corner case; improve hush_leaktool.sh;
 fix some false positives in testsuite

function                                             old     new   delta
builtin_export                                       191     206     +15
parse_stream                                        2196    2200      +4
 2009-04-19 23:07:51 +00:00
Denis Vlasenko
9f8d938172 same as previous, but -100 bytes 2009-04-19 14:03:11 +00:00
Denis Vlasenko
bf25fbccb9 hush: fix handling of } which is not a closing one in { cmd; } 
function                                             old     new   delta
parse_stream                                        2176    2302    +126
builtin_unset                                        381     387      +6
 2009-04-19 13:57:51 +00:00
Mike Frysinger
885b6f29ae fix build errors when function support is turned off 2009-04-18 21:04:25 +00:00
Denis Vlasenko
6008d8a3cc hush: fix thinko in error msg 2009-04-18 13:05:10 +00:00
Denis Vlasenko
38e626df4d hush: fix "trap -- handler SIGs..."; escape handlers in "trap" output 2009-04-18 12:58:19 +00:00
Denis Vlasenko
730106767e hush: fix thinko in unset_func 2009-04-18 11:25:18 +00:00
Denis Vlasenko
40e84374ec hush: implement unset -f; beautify the handling of signal-killed pipe 
four TODOs are gone

function                                             old     new   delta
builtin_unset                                        271     364     +93
checkjobs                                            394     428     +34
builtin_exit                                          49      47      -2
 2009-04-18 11:23:38 +00:00
Denis Vlasenko
eb85849b50 hush: deal with umask TODO (symbolic modes) 
function                                             old     new   delta
builtin_umask                                         79     125     +46
 2009-04-18 02:06:54 +00:00
Denis Vlasenko
6b9e05392b hush: implement proper SIGHUP handling 
function                                             old     new   delta
check_and_run_traps                                  164     229     +65
insert_bg_job                                        376     366     -10
hush_main                                            937     927     -10
 2009-04-18 01:23:21 +00:00
Denis Vlasenko
7b9e5c57ae builtin_return's parameter is not unused 2009-04-17 23:53:15 +00:00
Denis Vlasenko
3d40d8e655 hush: return builtin by Bayram Kurumahmut (kbayram AT ubicom.com) 
~+200 bytes
 2009-04-17 23:44:18 +00:00
Denis Vlasenko
270b1c3f68 hush: set $n properly for "source" builtin 
function                                             old     new   delta
restore_G_args                                         -      78     +78
save_and_replace_G_args                                -      64     +64
builtin_source                                        72     107     +35
run_list                                            2549    2367    -182
------------------------------------------------------------------------------
(add/remove: 2/0 grow/shrink: 1/1 up/down: 177/-182)           Total: -5 bytes
 2009-04-17 18:54:50 +00:00
Denis Vlasenko
4ea187fd62 hush: fix non-interactive response to pipe being stopped. 
function                                             old     new   delta
checkjobs                                            380     394     +14
 2009-04-17 14:35:43 +00:00
Denis Vlasenko
e4bd4f2cc8 hush: unblock TERM, INT, HUP in child shells too. 2009-04-17 13:52:51 +00:00