747 Commits

Author	SHA1	Message	Date
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	44c86ce5d7	hush: code shrink ... text data bss dec hex filename 843121 453 6828 850402 cf9e2 busybox_old 843108 453 6828 850389 cf9d5 busybox_unstripped Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2010-05-20 04:22:55 +02:00
Denys Vlasenko	b131ccec9c	hush: support "cd -- DIR" and such ... function old new delta skip_dash_dash - 33 +33 builtin_exit 43 48 +5 builtin_umask 121 125 +4 builtin_shift 115 119 +4 builtin_cd 71 75 +4 builtin_wait 271 274 +3 builtin_source 171 174 +3 builtin_exec 57 60 +3 builtin_eval 46 45 -1 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 7/1 up/down: 59/-1) Total: 58 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2010-05-20 03:39:43 +02:00
Denys Vlasenko	e66cf821cf	ash,hush: make bare "." set exitcode to 2 ... function old new delta dotcmd 300 305 +5 builtin_source 176 171 -5 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2010-05-18 09:12:53 +02:00
Denys Vlasenko	adc0e20892	hush: update bash compat todo comment ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2010-05-17 18:56:58 +02:00
Denys Vlasenko	82731b4b7a	ash,hush: make "source" a synonym for . if bash compat is on ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2010-05-17 17:49:52 +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	8806d64acd	hush: mention PPID, RANDOM support ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2010-05-16 02:36:18 +02:00
Denys Vlasenko	651a2697f7	*: merge some common strings ... text data bss dec hexfilename 838650 8009 0 846659 ceb43busybox_old 838519 8009 0 846528 ceac0busybox_unstripped Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2010-03-23 16:25:17 +01:00
Denys Vlasenko	1497484839	ash,hush: make it possible to build them individually ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2010-03-23 01:08:26 +01:00
Denys Vlasenko	f3c742f925	hush: use ash's ulimit builtin; make it more more bash0like while at it ... Based on a patch by Tobias Klauser <tklauser@distanz.ch> function old new delta shell_builtin_ulimit - 498 +498 limits_tbl 33 88 +55 ulimit_opt_string - 38 +38 bltins1 288 300 +12 limits_name 127 - -127 ulimitcmd 415 7 -408 ------------------------------------------------------------------------------ (add/remove: 3/1 grow/shrink: 2/1 up/down: 603/-535) Total: 68 bytes text data bss dec hex filename 839229 453 6828 846510 ceaae busybox_old 839423 453 6828 846704 ceb70 busybox_unstripped Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2010-03-06 20:12:00 +01:00
Denys Vlasenko	14a917eaab	hush: note a FIXME ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2010-02-08 03:04:22 +01:00
Denys Vlasenko	17323a6245	hush: more "greppable" field names. no code changes ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2010-01-28 01:57:05 +01:00
Denys Vlasenko	3581c62515	whitespace fixes ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2010-01-25 13:39:24 +01:00
Denys Vlasenko	6b01b71e83	randomconfig fixes ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2010-01-24 22:52:21 +01:00
Denys Vlasenko	25d9b91d94	shell/read: check that variable names are sane ... function old new delta shell_builtin_read 1000 1055 +55 parse_command 1460 1463 +3 builtin_umask 121 123 +2 is_well_formed_var_name 73 66 -7 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2010-01-13 18:22:35 +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	6c93b24ce9	hush: fix potential buffer overflow on NOMMU ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2010-01-12 19:28:10 +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	c270454f8f	fix fallout from isprint() changes ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-11-20 19:14:19 +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	160746b603	tweak in comment ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-11-16 05:51:18 +01:00
Denys Vlasenko	5b2db97703	hush: initial stab at brace expansion support ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-11-16 05:49:36 +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	a7ccdeef39	libbb: added xfdopen_for_read/write ... function old new delta xfdopen_helper - 40 +40 logdir_open 1163 1184 +21 process_stdin 433 443 +10 xfdopen_for_write - 9 +9 doCommands 2465 2474 +9 patch_main 1214 1222 +8 bbunpack 457 465 +8 xfdopen_for_read - 7 +7 scan_tree 258 262 +4 xstrtoul_range_sfx 230 231 +1 sendmail_main 957 955 -2 passwd_main 1027 1023 -4 parse 969 964 -5 test_main 253 247 -6 sed_main 655 649 -6 dos2unix_main 437 429 -8 fbsplash_main 950 938 -12 handle_dir_common 371 354 -17 expand_vars_to_list 2197 2169 -28 update_passwd 1275 1246 -29 ------------------------------------------------------------------------------ (add/remove: 3/0 grow/shrink: 7/10 up/down: 117/-117) Total: 0 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-11-15 23:28:11 +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	8131eea3dc	*: introduce and use ffulsh_all() ... function old new delta buffer_fill_and_print 179 196 +17 fflush_all - 9 +9 spawn 87 92 +5 rtcwake_main 455 453 -2 ... alarm_intr 93 84 -9 readcmd 1072 1062 -10 bb_ask 345 333 -12 more_main 845 832 -13 flush_stdout_stderr 42 23 -19 xfflush_stdout 27 - -27 flush_stderr 30 - -30 ------------------------------------------------------------------------------ (add/remove: 1/2 grow/shrink: 2/50 up/down: 31/-397) Total: -366 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-11-02 14:19:51 +01:00
Denys Vlasenko	c1947f18f5	build failure fix and some cosmetics ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-10-23 01:30:26 +02:00
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	aaa22d2493	hush: use configured max line length, not BUFSIZE from libc ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-10-19 16:34:39 +02:00
Denys Vlasenko	3b3ccdc5bc	hush: remove superfluous assignment ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-10-19 13:24:07 +02:00
Denys Vlasenko	8bc7f2c5aa	hush: make it compile again :/ ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-10-19 13:20:52 +02:00
Denys Vlasenko	c0836530f1	hush: cosmetics. no code changes ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-10-19 13:13:06 +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
Mike Frysinger	4ebc76c8a2	hush: add a printf builtin ... Signed-off-by: Mike Frysinger <vapier@gentoo.org>	2009-10-15 03:33:31 -04:00
Mike Frysinger	ccb1959aa5	hush: unify handling of builtin applets ... Saves about 10 bytes for each additional builtin applet. Signed-off-by: Mike Frysinger <vapier@gentoo.org>	2009-10-15 03:33:31 -04:00
Denys Vlasenko	76ace254e1	ash,hush: fix $RANDOM in children being repeated ... function old new delta next_random 46 68 +22 forkshell 248 263 +15 expand_vars_to_list 2118 2131 +13 run_pipe 1775 1782 +7 popstring 134 140 +6 builtin_umask 123 121 -2 ash_main 1356 1336 -20 get_local_var_value 125 104 -21 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 5/3 up/down: 63/-43) Total: 20 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-10-12 15:25:01 +02:00
Denys Vlasenko	8c66a9d07a	hush: shrink $RANDOM support ... function old new delta get_local_var_value 104 125 +21 hush_main 1024 983 -41 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-10-11 02:15:49 +02:00
Denys Vlasenko	cbe0b7fb59	hush: fix cut-n-paste error in last commit ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-10-09 22:00:58 +02:00
Denys Vlasenko	20b3d144e9	hush: add support for $RANDOM. If on: ... function old new delta hush_main 983 1024 +41 get_local_var_value 72 104 +32 block_signals 155 161 +6 reset_traps_to_defaults 211 214 +3 builtin_wait 268 271 +3 pseudo_exec_argv 198 200 +2 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 6/0 up/down: 87/0) Total: 87 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-10-09 20:59:39 +02:00
Denys Vlasenko	dea478855f	hush: support $PPID ... function old new delta get_local_var_value 33 72 +39 hush_main 951 983 +32 block_signals 152 155 +3 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 3/0 up/down: 74/0) Total: 74 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-10-09 15:40:49 +02:00
Denys Vlasenko	a7bb3c1396	*: code shrink via NOINLINE ... function old new delta expand_vars_to_list - 2118 +2118 lzo1x_optimize - 1429 +1429 run_pipe 358 1775 +1417 arith_apply - 1335 +1335 mainQSort3 - 1198 +1198 logdir_open - 1163 +1163 rewrite - 1039 +1039 dump_identity - 987 +987 do_shm - 884 +884 cpio_o - 863 +863 cpio_main 1450 560 -890 ipcs_main 3442 2523 -919 bb_dump_dump 2611 1488 -1123 process_dev 4572 3405 -1167 logdirs_reopen 1308 86 -1222 arith 2084 707 -1377 mainSort 2622 1202 -1420 do_lzo_compress 2276 799 -1477 run_list 2491 943 -1548 expand_variables 2280 135 -2145 ------------------------------------------------------------------------------ (add/remove: 9/0 grow/shrink: 1/10 up/down: 12433/-13288) Total: -855 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-10-08 12:28:08 +02:00
Denys Vlasenko	c34c033c42	ash,hush: share string ... function old new delta optschanged 133 139 +6 hush_main 997 982 -15 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 1/1 up/down: 6/-15) Total: -9 bytes text data bss dec hexfilename 823160 445 7668 831273 caf29busybox_old 823102 445 7668 831215 caeefbusybox_unstripped Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-09-29 12:25:30 +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	4ea0ca8193	hush: document a TODO. no code changes ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-09-25 12:58:37 +02:00
Denys Vlasenko	7188540257	hush: small speed optimization. +10 bytes. ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-09-24 01:44:13 +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	606291beab	*: more portability fixes by Dan Fandrich ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-09-23 23:15:43 +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	69b1cef921	hush: better wording in comments. no code changes ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-09-21 10:21:44 +02:00
Denys Vlasenko	27726cb6aa	hush: make memleak debugging more robust ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-09-12 14:48:33 +02:00
Denys Vlasenko	873273da94	hush: code shrink by Dan Fandrich (dan AT coneharvesters.com) ... function old new delta find_function_slot - 47 +47 run_list 2508 2491 -17 find_function 40 8 -32 builtin_unset 227 165 -62 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-09-12 14:47:41 +02:00
Denys Vlasenko	90a9904e9e	remove some GNUisms. by Dan Fandrich (dan AT coneharvesters.com) ... function old new delta logdirs_reopen 1310 1308 -2 read_line_input 4757 4753 -4 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 0/2 up/down: 0/-6) Total: -6 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-09-06 02:36:23 +02:00
Denys Vlasenko	6db4784d27	hush: export PWD ... function old new delta set_pwd_var - 36 +36 hush_main 941 951 +10 evalvar 1365 1363 -2 ash_main 1364 1362 -2 builtin_cd 75 72 -3 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 1/3 up/down: 46/-7) Total: 39 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-09-05 20:15:17 +02:00
Denys Vlasenko	1cc4b13917	msh: aliased to hush ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-08-21 00:05:51 +02:00
Denys Vlasenko	0793491ff8	hush: enable "lash is deprecated, please use hush instead" message ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-08-20 03:40:04 +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	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	9038d6f8f5	remove trailing whitespace ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-07-15 20:02:19 +02:00
Denys Vlasenko	82a6fb3ea6	ash: fix . builtin ... Also, move [[ ]] comment to test.c and expand it Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-06-14 19:42:12 +02:00
Denys Vlasenko	77539190ab	added comments about [[ ]] to ash and hush. no code changes ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-06-10 14:09:48 +02:00
Denys Vlasenko	9ca656b149	hush: add HUSH_BASH_COMPAT, make [[ special handling depend on it ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-06-10 13:39:35 +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	764b2f0ec0	hush: drop REDIRECT_INVALID; other minor tweaks ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-06-07 16:05:04 +02:00
Denys Vlasenko	df5131cf3d	hush: fix a segfault in export builtin ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-06-07 16:04:17 +02:00
Denys Vlasenko	d6b05eb9c2	hush: make builtins work in pipes (eval ... | ...) on NOMMU ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-06-06 20:59:55 +02:00
Denys Vlasenko	d5f1b1bbe0	*: add FAST_FUNC to function ptrs where it makes sense ... function old new delta evalcommand 1195 1209 +14 testcmd - 10 +10 printfcmd - 10 +10 echocmd - 10 +10 func_exec 270 276 +6 echo_dg 104 109 +5 store_nlmsg 85 89 +4 pseudo_exec_argv 195 198 +3 dotcmd 287 290 +3 machtime_stream 29 31 +2 discard_stream 24 26 +2 argstr 1299 1301 +2 killcmd 108 109 +1 evalfor 226 227 +1 daytime_stream 43 44 +1 run_list 2544 2543 -1 lookupvar 62 61 -1 ipaddr_modify 1310 1309 -1 ... parse_stream 2254 2245 -9 evalpipe 356 347 -9 collect_if 210 197 -13 read_opt 869 851 -18 handle_dollar 681 658 -23 print_addrinfo 1342 1303 -39 iterate_on_dir 156 59 -97 print_route 1709 1609 -100 ------------------------------------------------------------------------------ (add/remove: 3/0 grow/shrink: 12/130 up/down: 74/-767) Total: -693 bytes text data bss dec hex filename 841748 467 7872 850087 cf8a7 busybox_old 841061 467 7872 849400 cf5f8 busybox_unstripped Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-06-05 12:06:05 +02:00
Denys Vlasenko	0821801349	hush: document a TODO in export builtin ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-06-03 14:43:56 +02:00
Denys Vlasenko	6f22624a91	hush: fix a case when backgrounded cmd makes shell hang ... Signed-off-by: Bayram Kurumahmut <kbayram@ubicom.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-06-03 14:37:30 +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	6a46ab8b8f	hush: unify syntax_error_unterm_{ch,str} a bit ... Signed-off-by: Mike Frysinger <vapier@gentoo.org>	2009-06-01 14:16:43 -04:00
Mike Frysinger	ef3e7fdd3b	hush: push down expansion var in handle_dollar() ... Declare the variable in the scope it is used rather than the entire function scope so it's obvious it is only used there. Signed-off-by: Mike Frysinger <vapier@gentoo.org>	2009-06-01 14:16:43 -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
Denys Vlasenko	28a105d867	nc, hush: cosmetic cleanups, no code changes ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-06-01 11:26:30 +02:00
Denys Vlasenko	4b7db4f2ca	read_key: drop optimization where we read 3 bytes at once ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-05-29 10:39:06 +02:00
Denys Vlasenko	171932d7ca	hust: trivial simplification in builtin_type ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-05-28 17:07:22 +02:00
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	5d7cca2090	hush: optimize type builtin a bit more ... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-05-28 09:58:43 +02:00
Denys Vlasenko	dd6b211921	hush: optimize type builtin a bit ... function old new delta builtin_type 130 125 -5 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2009-05-28 09:45:50 +02:00
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	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	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
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	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	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
Denis Vlasenko	f8c1f02d2f	hush: disallow "{echo hi; }" (require whitespace) ... and "{ echo hi }" (require semicolon or &) function old new delta parse_stream 2098 2176 +78 done_command 98 84 -14 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 1/1 up/down: 78/-14) Total: 64 bytes	2009-04-17 11:55:42 +00:00
Denis Vlasenko	fa4ca7889e	hush: add a TODO	2009-04-16 12:00:15 +00:00
Denis Vlasenko	bb929517a8	hush: fix "if { echo foo; } then { echo bar; } fi" parsing ... function old new delta done_word 728 793 +65 parse_stream 2084 2098 +14	2009-04-16 10:59:40 +00:00
Denis Vlasenko	74a931ac9e	hush: stop ignoring ^Z in child shells	2009-04-15 23:29:44 +00:00
Denis Vlasenko	c4ada79343	hush: remove old disabled ^Z handling	2009-04-15 23:29:00 +00:00
Denis Vlasenko	41ddecd9ed	hush: fix heredoc_huge.tests broken in last commits	2009-04-15 21:58:14 +00:00
Denis Vlasenko	c376db332c	hush: remove TODO comment itself :)	2009-04-15 21:49:48 +00:00
Denis Vlasenko	27014ed5cb	hush: deal with a TODO: move argv_from_re_execing out of globals ... function old new delta generate_stream_from_string 156 165 +9 setup_heredoc 312 320 +8 re_execute_shell 387 391 +4 pseudo_exec_argv 129 133 +4 run_pipe 1790 1783 -7 clean_up_after_re_execute 30 - -30 ------------------------------------------------------------------------------ (add/remove: 0/1 grow/shrink: 4/1 up/down: 25/-37) Total: -12 bytes	2009-04-15 21:48:23 +00:00
Denis Vlasenko	7f9593753a	randomconfig fixes	2009-04-14 08:06:59 +00:00
Denis Vlasenko	2b2183a77d	hush: make function support configurable	2009-04-13 14:23:12 +00:00
Denis Vlasenko	bc56974062	hush: pass functions to child shells on NOMMU ... function old new delta new_function - 123 +123 hush_main 1198 1262 +64 re_execute_shell 341 387 +46 run_pipe 1872 1790 -82 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 2/1 up/down: 233/-82) Total: 151 bytes	2009-04-12 20:35:19 +00:00
Denis Vlasenko	c43430f1b9	hush: remove functions from TODOs	2009-04-11 11:07:22 +00:00
Denis Vlasenko	0701dca88c	hush: improve debugging output	2009-04-11 10:38:47 +00:00
Denis Vlasenko	ed055214bb	hush: fix "while...do f1() {a;}; f1; f1 {b;}; f1; done" bug	2009-04-11 10:37:10 +00:00
Denis Vlasenko	ce4acbbab6	hush: add function tests	2009-04-10 23:23:41 +00:00
Denis Vlasenko	6ba6f546ac	hush: pass $n to functions ... function old new delta run_pipe 1183 1325 +142 run_list 1219 1220 +1 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 2/0 up/down: 143/0) Total: 143 bytes	2009-04-10 21:57:50 +00:00
Denis Vlasenko	c0ea329297	hush: fix a few thinkos in function support; make it work on NOMMU; ... functions in child shells now even have $n passed to them! :) (in main shell it still doesn't work)	2009-04-10 21:22:02 +00:00
Denis Vlasenko	b7d8c0dbbd	hush: first stab at function support. argv passing is not coded yet. ... Only very rudimentary testing was done. With function support off, code growth is zero, with it on: function old new delta run_list 2158 2339 +181 parse_stream 1929 2044 +115 find_builtin 24 67 +43 find_function - 36 +36 file_get 244 264 +20 pseudo_exec_argv 145 160 +15 free_strings - 7 +7 free_pipe 183 181 -2 done_word 735 728 -7 expand_variables 2227 2204 -23 ------------------------------------------------------------------------------ (add/remove: 2/0 grow/shrink: 5/3 up/down: 417/-32) Total: 385 bytes	2009-04-10 19:05:43 +00:00
Denis Vlasenko	835fcfd33d	hush: reinstate accidentally reverted comment fix	2009-04-10 13:51:56 +00:00
Denis Vlasenko	0b677d8337	hush: fix some TODOs. TODO in export builting: +250 bytes. ... simplify unexpected EOF handling. function old new delta builtin_export 117 374 +257 o_reset_to_empty_unquoted - 21 +21 parse_stream 1926 1929 +3 syntax_error_unterm_ch 31 32 +1 handle_dollar 644 641 -3 parse_stream_dquoted 307 298 -9 add_till_backquote 106 97 -9 add_till_closing_paren 303 286 -17 o_reset 21 - -21 ------------------------------------------------------------------------------ (add/remove: 1/1 grow/shrink: 3/4 up/down: 282/-59) Total: 223 bytes	2009-04-10 13:49:10 +00:00
Denis Vlasenko	1fd1ea4395	hush: tighten up "for" variable name check. ... Add TODOs. Disable redir4.right part where we differ from bash. It is not a bug per standards. Add a few tests, one is in hush-bugs section: and_or_and_backgrounding.right. It will likely bite users in real world usage.	2009-04-10 12:03:20 +00:00
Denis Vlasenko	551bdfecb7	hush: fix typo in comment	2009-04-10 11:13:26 +00:00
Denis Vlasenko	ed7823738c	fix segfault on syntax error code path	2009-04-10 00:45:02 +00:00
Denis Vlasenko	c96865f445	hush: readability improvements. ... fix some more obscure bugs. a new redir4.tests is known to fail.	2009-04-10 00:20:58 +00:00
Mike Frysinger	57e746781c	dont crash if the variable we do substitution on is not set	2009-04-09 23:00:33 +00:00
Denis Vlasenko	d68ae08cde	hush: shrink and make more versatile error-reporting machinery ... function old new delta syntax_error_unterm_ch - 31 +31 syntax_error_unterm_str - 14 +14 parse_stream 2356 2361 +5 syntax_error_at 12 14 +2 syntax_error 25 27 +2 syntax_error_unterminated 28 - -28 expand_variables 2063 2031 -32 ------------------------------------------------------------------------------ (add/remove: 2/1 grow/shrink: 3/1 up/down: 54/-60) Total: -6 bytes text data bss dec hex filename 67278 197 3184 70659 11403 busybox_old 67228 197 3184 70609 113d1 busybox_unstripped	2009-04-09 20:41:34 +00:00
Denis Vlasenko	05d3b7cc0d	hush: deal with some easier TODOs ... function old new delta is_well_formed_var_name - 87 +87 builtin_read 49 86 +37 die_if_script - 31 +31 syntax_error_unterminated - 28 +28 syntax_error 26 51 +25 done_word 768 788 +20 syntax_error_at - 12 +12 parse_stream_dquoted 320 328 +8 expand_variables 2064 2063 -1 run_list 1225 1220 -5 add_till_closing_paren 308 303 -5 add_till_backquote 111 106 -5 handle_dollar 812 803 -9 parse_stream 2378 2356 -22 parse_redirect 408 372 -36 maybe_die 44 - -44 is_assignment 215 134 -81 ------------------------------------------------------------------------------ (add/remove: 4/1 grow/shrink: 4/8 up/down: 248/-208) Total: 40 bytes	2009-04-09 19:16:15 +00:00
Denis Vlasenko	1943aec2ec	hush: plug the leak of expanded heredoc	2009-04-09 14:15:57 +00:00
Denis Vlasenko	efea9d2819	hush: fix EXIT trap recursion case; check redirection failures ... function old new delta run_pipe 1299 1328 +29 hush_exit 90 102 +12 hush_main 1172 1179 +7 run_list 1226 1225 -1 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 3/1 up/down: 48/-1) Total: 47 bytes	2009-04-09 13:43:11 +00:00
Denis Vlasenko	f50caac53c	hush: typo in comment	2009-04-09 01:40:15 +00:00
Denis Vlasenko	a2218dd862	hush: fix thinko in re_execute_shell; pass even less junk to heredoc helper ... function old new delta re_execute_shell 284 314 +30 setup_heredoc 290 303 +13 execv 23 - -23	2009-04-09 01:39:02 +00:00
Denis Vlasenko	5c090a96f9	hush: more rodust detection of unterminated strings etc; ... fix a case where we forget to copy `cmd` text; optimize nommu heredoc helper by not passing environment to it; add several tests function old new delta add_till_closing_paren 256 308 +52 parse_stream 2337 2378 +41 add_till_backquote 82 111 +29 re_execute_shell 269 284 +15 handle_dollar 802 812 +10 parse_stream_dquoted 316 320 +4 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 6/0 up/down: 151/0) Total: 151 bytes	2009-04-08 21:51:33 +00:00
Denis Vlasenko	cc90f44402	hush: plug leak in run_pipe(). NOMMU only.	2009-04-08 16:40:34 +00:00
Denis Vlasenko	c73b70c701	hush: add leak detector helper; fix/add tests for it ... function old new delta builtin_memleak - 92 +92 bltins 288 300 +12	2009-04-08 11:48:57 +00:00
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
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
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	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	9f8128f480	first pass at trap support in hush	2009-03-29 23:49:37 +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	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	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	6379bb4fde	implement most POSIX parameter expansions (~+500bytes)	2009-03-28 18:55:03 +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	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	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	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	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