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2010-09-08hush: fix set -- q w e; (IFS='' echo "$*"; IFS=''; echo "$*"); echo "$*"Denys Vlasenko
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-09-07shell: unify endofname() in hush and ashDenys Vlasenko
function old new delta builtin_umask 132 133 +1 changepath 195 194 -1 expand_and_evaluate_arith 77 69 -8 ash_arith 143 135 -8 expand_one_var 1551 1515 -36 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 1/4 up/down: 1/-53) Total: -52 bytes Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-09-07hush: a few relatively trivial simplificationsDenys Vlasenko
function old new delta helper_export_local 130 135 +5 set_vars_and_save_old 89 85 -4 expand_variables 147 141 -6 get_ptr_to_local_var 77 70 -7 get_local_var_value 171 164 -7 delete_finished_bg_job 31 16 -15 hush_exit 101 84 -17 free_pipe_list 31 12 -19 check_and_run_traps 232 205 -27 free_pipe 205 130 -75 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 1/9 up/down: 5/-177) Total: -172 bytes Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-09-07hush: style cleanups. no code changesDenys Vlasenko
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-09-06hush: revert a recent buggy change which resulted in two HUSH_VERSIONsDenys Vlasenko
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-09-06fix typo in commentDenys Vlasenko
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-09-06hush: fix another corner case with backslashes in heredocsDenys Vlasenko
function old new delta parse_stream 2395 2432 +37 Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-09-06hush: fix backslash and terminator handling in <<[-]["]heredoc["]Denys Vlasenko
function old new delta parse_stream 2339 2395 +56 expand_pseudo_dquoted 104 118 +14 parse_stream_dquoted 296 300 +4 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 3/0 up/down: 74/0) Total: 74 bytes Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-09-06hush: fix globbing+backslashes in unquoted $var expansionDenys Vlasenko
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-09-06hush: remove disabled CMD_SINGLEWORD_NOGLOB_COND, rename o_glob->perform_globDenys Vlasenko
+ other small tweaks to comments and such Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-09-06shell: remove lash and bbshDenys Vlasenko
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-09-05hush: big reordering: move parser functions to the beginning. no code changesDenys Vlasenko
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-09-05hush: rename o_quoted to has_quoted_part; small code shrinkDenys Vlasenko
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-09-05hush: move variable expansion into a separate function. No logic changesDenys Vlasenko
function old new delta expand_one_var - 1551 +1551 expand_vars_to_list 2833 1175 -1658 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 0/1 up/down: 1551/-1658) Total: -107 bytes Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-09-05hush: add support for ${var/pattern/repl}, conditional on bash compatDenys Vlasenko
function old new delta expand_vars_to_list 2386 2833 +447 expand_string_to_string 69 110 +41 parse_dollar 681 721 +40 hush_main 963 945 -18 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 3/1 up/down: 528/-18) Total: 510 bytes Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-09-04hush: optimize #[#] and %[%] for speed. size -2 bytes.Denys Vlasenko
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-09-04hush: fix handling of backslashes in variable assignmentDenys Vlasenko
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-08-16*: make GNU licensing statement forms more regularDenys Vlasenko
This change retains "or later" state! No licensing _changes_ here, only form is adjusted (article, space between "GPL" and "v2" and so on). Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-08-12*: s/xatoi_u/xatoi_positive/g - I got bored of mistyping xatoi_u as xatou_iDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-07-26*: mass cosmetic removal of extra empty lines. no code changesDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-07-25ash: fix $! value when traps are setAlexander Shishkin
Signed-off-by: Alexander Shishkin <virtuoso@slind.org> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-07-16hush: move msh/lash config into hush.c, no code changesDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-07-16ash: move config stuff into ash.c, no code chagesDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-07-16hush: fix multimple dependent variable expansion casesDenys Vlasenko
function old new delta get_local_var_value 100 171 +71 expand_assignments 46 76 +30 reset_traps_to_defaults 229 238 +9 maybe_set_to_sigexit 47 50 +3 init_sigmasks 211 214 +3 builtin_trap 462 465 +3 expand_vars_to_list 2412 2408 -4 run_pipe 1568 1533 -35 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 6/2 up/down: 119/-39) Total: 80 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-07-16hush: make set -x support optionalDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-07-16hush: add support for set -xDenys Vlasenko
function old new delta run_pipe 1442 1568 +126 dump_cmd_in_x_mode - 126 +126 builtin_trap 441 462 +21 pseudo_exec_argv 171 187 +16 reset_traps_to_defaults 214 229 +15 check_and_run_traps 227 232 +5 hush_exit 98 101 +3 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 6/0 up/down: 312/0) Total: 312 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-07-15hush: fix typo in commentDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-07-15hush: fix faloout from previous commitDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-07-14hush: make pun_pipe loop clearer; fix "cmd | var=`cmd` | cmd" handlingDenys Vlasenko
function old new delta free_strings - 38 +38 pseudo_exec_argv 161 171 +10 free_pipe 227 205 -22 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 1/1 up/down: 48/-22) Total: 26 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-07-05randomconfig fixesDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-07-04*: introduce and use xfork() and xvfork()Pascal Bellard
function old new delta launch_helper 170 169 -1 setup_heredoc 312 302 -10 handle_dir_common 367 354 -13 expand_vars_to_list 2456 2443 -13 open_transformer 89 74 -15 data_extract_to_command 439 423 -16 do_ipaddr 1406 1389 -17 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 0/7 up/down: 0/-85) Total: -85 bytes Signed-off-by: Pascal Bellard <pascal.bellard@ads-lu.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-06-26build system: do not rebuild ash and hush on any change to any .c fileDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-06-19A few minor portability improvementsDan Fandrich
Signed-off-by: Dan Fandrich <dan@coneharvesters.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-06-07bbconfig: make it independent from printf functionsDenys Vlasenko
function old new delta full_write2_str - 25 +25 full_write1_str - 25 +25 clear_main 21 20 -1 telnet_main 1488 1477 -11 getty_main 1932 1918 -14 full_write22_str 25 - -25 ------------------------------------------------------------------------------ (add/remove: 2/1 grow/shrink: 0/3 up/down: 50/-51) Total: -1 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-23shell: consolidate builtin_foo.? into shell_common.?; delete obsolete shellsDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-22hush: trivial code shrinkDenys Vlasenko
function old new delta static_get 26 22 -4 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-22hush: reduce #ifdef forest a bit, rename handle_dollar -> parse_dollarDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-22hush: fix hush -c 'echo $0' - was showing empty stringDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-22hush: fix segfault in ${?:N:M}Denys Vlasenko
function old new delta expand_vars_to_list 2374 2409 +35 builtin_umask 132 133 +1 builtin_exit 47 48 +1 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 3/0 up/down: 37/0) Total: 37 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-22hush: fix "hush -c 'echo $#'" showing -1Denys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-22hush: support ${var:EXPR:EXPR}!Denys Vlasenko
function old new delta handle_dollar 574 681 +107 expand_and_evaluate_arith - 77 +77 expand_vars_to_list 2302 2374 +72 add_till_closing_bracket 359 368 +9 builtin_exit 48 47 -1 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 3/1 up/down: 265/-1) Total: 264 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-22hush: fix a nommu todo in recent commitsDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-22hush: fix more obscure ${var%...} casesDenys Vlasenko
function old new delta add_till_closing_paren 313 359 +46 builtin_exit 48 47 -1 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-21hush: fix a=abc; c=c; echo ${a%${c}}Denys Vlasenko
function old new delta expand_vars_to_list 2229 2302 +73 add_till_closing_paren 286 313 +27 handle_dollar 623 574 -49 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 2/1 up/down: 100/-49) Total: 51 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-21hush: handle expansions in ${var?expanded_word} constructsDenys Vlasenko
function old new delta expand_vars_to_list 2209 2229 +20 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-21hush: reorganized TODO comment at topDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-21hush: add a list of unsupported builtinsDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-21hush: handle ${var:NUM:} tooDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-21hush: remove extra comparison from prev commitDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-21hush: optional support for ${var:N:M} bashismDenys Vlasenko
function old new delta expand_vars_to_list 1999 2183 +184 handle_dollar 682 623 -59 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>