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2017-07-29hush: fix handling of empty heredoc EOF markerDenys Vlasenko
function old new delta parse_stream 2609 2634 +25 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-26hush: fix ${##}, ${#?}, ${#!} handlingDenys Vlasenko
function old new delta parse_dollar 786 820 +34 expand_one_var 1579 1592 +13 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 2/0 up/down: 47/0) Total: 47 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-25ash: allow "trap NUM [SIG]..." syntaxDenys Vlasenko
While at it, make get_signum() return -1 for numeric strings >= NSIG. function old new delta trapcmd 292 306 +14 get_signum 295 300 +5 builtin_trap 413 412 -1 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 2/1 up/down: 19/-1) Total: 18 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-25hush: treat ${#?} as "length of $?"Denys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-24hush: fix a case when redirect to a closed fd #1 is not restoring (closing) itDenys Vlasenko
function old new delta setup_redirects 200 245 +45 append_squirrel - 41 +41 save_fds_on_redirect 256 221 -35 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 1/1 up/down: 86/-35) Total: 51 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-24hush: use mempcpy where usefulDenys Vlasenko
function old new delta o_addblock 58 42 -16 expand_one_var 1618 1555 -63 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 0/2 up/down: 0/-79) Total: -79 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-21config: deindent all help textsDenys Vlasenko
Those two spaces after tab have no effect, and always a nuisance when editing. Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-18hush: remove contradicting size info in config helpDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-18Update menuconfig items with approximate applet sizesDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-18hush: tweak "help" outputDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-18hush: fix readonly2.tests failureDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-18hush: do not assign to readonly VAR in "VAR=VAL CMD" syntax tooDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-18hush: add readonly testcase, fix falloutDenys Vlasenko
function old new delta helper_export_local 185 214 +29 run_pipe 1549 1560 +11 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 2/0 up/down: 40/0) Total: 40 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-18hush: convert exp/ro/local parameters to bitfields in one flag paramDenys Vlasenko
function old new delta helper_export_local 174 185 +11 set_local_var 424 420 -4 run_list 1048 1044 -4 set_vars_and_save_old 88 83 -5 set_local_var_from_halves 27 22 -5 run_pipe 1554 1549 -5 builtin_export 173 168 -5 set_pwd_var 40 34 -6 builtin_readonly 70 64 -6 expand_one_var 1625 1618 -7 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 1/9 up/down: 11/-47) Total: -36 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-17hush: HUSH_READONLY depends on HUSHDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-17hush: forgot to emit error on (failing) second "readonly VAR=VAL"Denys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-17hush: smaller code in !READONLY configsDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-17hush: implement "readonly" builtinDenys Vlasenko
function old new delta builtin_readonly - 70 +70 helper_export_local 152 174 +22 bltins1 348 360 +12 expand_one_var 1620 1625 +5 builtin_export 168 173 +5 set_pwd_var 36 40 +4 set_local_var 410 414 +4 set_vars_and_save_old 85 88 +3 set_local_var_from_halves 24 27 +3 run_pipe 1551 1554 +3 run_list 1046 1048 +2 builtin_type 116 114 -2 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 10/1 up/down: 133/-2) Total: 131 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-17hush: small fix to last commitDenys Vlasenko
die_if_script() indeed dies only in scripts! Must handle the case where it continues. Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-17hush: support ${VAR:N:-M}Denys Vlasenko
function old new delta expand_one_var 1602 1615 +13 builtin_type 114 116 +2 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-17shells: expand TODO comments, no code changesDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-16hush: fix "cmd1 && cmd2 &" handling on NOMMUDenys Vlasenko
function old new delta done_pipe 234 238 +4 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-15hush: fix and_or_and_backgrounding.tests failureDenys Vlasenko
function old new delta done_pipe 133 218 +85 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-14hush: make "wait %1" work even if the job is deadDenys Vlasenko
Example script: sleep 1 | (sleep 1;exit 3) & sleep 2 echo Zero:$? wait %1 echo Three:$? function old new delta clean_up_last_dead_job - 24 +24 process_wait_result 426 447 +21 builtin_wait 285 293 +8 insert_job_into_table 264 269 +5 builtin_jobs 68 73 +5 remove_job_from_table 59 57 -2 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 4/1 up/down: 63/-2) Total: 61 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-14hush: remove superfluous comparisonDenys Vlasenko
function old new delta builtin_wait 291 285 -6 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-14hush: add support for "set -e"Denys Vlasenko
function old new delta run_list 978 1046 +68 o_opt_strings 24 32 +8 reset_traps_to_defaults 136 142 +6 pick_sighandler 57 60 +3 packed_usage 31772 31770 -2 hush_main 983 961 -22 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 4/2 up/down: 85/-24) Total: 61 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-10hush: add TODO for "set -e"Denys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-10hush: simplify insert_job_into_table() a bitDenys Vlasenko
function old new delta done_word 767 761 -6 insert_job_into_table 325 264 -61 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 0/2 up/down: 59/-126) Total: -67 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-10hush: rename a few functionsDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-08hush: explain why wait5.tests is failingDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-07hush: fix "(sleep 1; exit 3) & sleep 2; echo $?; wait $!; echo $?"Denys Vlasenko
function old new delta process_wait_result 414 426 +12 builtin_wait 283 291 +8 run_list 974 978 +4 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 3/0 up/down: 24/0) Total: 24 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-07hush: fix two redirection testcase failuresDenys Vlasenko
function old new delta save_fds_on_redirect 183 256 +73 fcntl_F_DUPFD - 46 +46 restore_redirects 74 96 +22 xdup_and_close 51 72 +21 setup_redirects 196 200 +4 hush_main 988 983 -5 static.C 12 - -12 run_pipe 1595 1551 -44 ------------------------------------------------------------------------------ (add/remove: 1/1 grow/shrink: 4/2 up/down: 166/-61) Total: 105 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-07main: fix the case where user has "halt" as login shell. Closes 9986Denys Vlasenko
halt::0:0::/:/sbin/halt function old new delta run_applet_and_exit 748 751 +3 run_applet_no_and_exit 467 459 -8 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-06hush: add a TODO about redir3.tests failureDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-06hush: Print error messages on shift -1Denys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-06hush: implement negative start in the ${v: -n[:m]} idiomDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-06hush: "adopt" ash signal4.testsDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-06hush: correctly handle quoting in "case" even if !BASH_PATTERN_SUBSTDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-05hush: fix quoted_punct.tests failureDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-03fixes for bugs found by make_single_applets.shDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-03msh: delete this appletDenys Vlasenko
It's deprecated since 2009 and interferes with make_single_applets.sh tests. Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-07-03randomconfig fixesDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-05-22ash,hush: fix SIGCHLD interrupting read builtinDenys Vlasenko
function old new delta readcmd 169 217 +48 shell_builtin_read 1087 1097 +10 localcmd 366 364 -2 builtin_read 197 193 -4 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 2/2 up/down: 58/-6) Total: 52 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-04-17Spelling fixes in comments, documentation, tests and examplesDenys Vlasenko
By klemens <ka7@github.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-01-29*: add comment about APPLET_ODDNAME formatDenys Vlasenko
It confused me more than once Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-01-11hush: reinstate [[ builtinDenys Vlasenko
Mike deleted it: commit 39456a18a104b228de240b265bd943251219849d Author: Mike Frysinger <vapier@gentoo.org> Date: Sat Mar 28 12:21:57 2009 +0000 stop lying about [[ test support probably because it was not properly ifdefed around, and was enabled even when bash compat is off. I just tested it - it works: $ [ *.diff = z.diff ]; echo $? 0 $ [[ *.diff = z.diff ]]; echo $? 1 Of course, not all numerous bash tricks of [[ ]] are implemented... function old new delta bltins2 60 72 +12 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-01-11hush: split bash compatible extensions into separate defines. No code changesKang-Che Sung
Splitting these options makes it self-documenting about what bash-compatible features we have. Signed-off-by: Kang-Che Sung <explorer09@gmail.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-01-10hush: shorten output of "help" builtinDenys Vlasenko
text data bss dec hex filename 891272 485 6856 898613 db635 busybox_old 891232 485 6856 898573 db60d busybox_unstripped Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-01-10hush: reorder builtins (cd and pwd ought to be close, etc), no code changesDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-01-10shells: make hush test optional, rename ASH_BUILTIN_foo -> ASH_fooDenys Vlasenko
This makes hash and ash more symmetrical wrt config menu and config options. Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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