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2008-04-13ash: speed up NOFORK code in ash by eliminating second find_applet().Denis Vlasenko
some code reduction along the way. function old new delta run_list 1971 1981 +10 run_nofork_applet_prime 181 182 +1 unsetcmd 97 96 -1 delete_cmd_entry 54 53 -1 describe_command 399 397 -2 cmdlookup 152 150 -2 evaltreenr 602 599 -3 evaltree 602 599 -3 clearcmdentry 101 98 -3 cdcmd 675 672 -3 hashcmd 305 301 -4 find_command 933 910 -23 evalcommand 1371 1229 -142 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 2/11 up/down: 11/-187) Total: -176 bytes
2008-04-12ash: add FEATURE_SH_NOFORK supportDenis Vlasenko
2008-04-12ash: do not do find_applet() twice in shellexec/tryexecDenis Vlasenko
2008-04-01shells: do not frocibly enable test, echo and kill _applets_,Denis Vlasenko
just build relevant source and use xxx_main functions. build system: add a special case when we have exactly one applet enabled (makes "true", "false", "basename" REALLY tiny). getopt32: do not use stdio. function old new delta getopt32 1385 1412 +27 make_device 1187 1200 +13 basename_main 120 127 +7 tcpudpsvd_main 1922 1926 +4 testcmd 5 - -5 echocmd 5 - -5 fuser_main 1243 1231 -12 ------------------------------------------------------------------------------ (add/remove: 0/2 grow/shrink: 4/1 up/down: 51/-22) Total: 29 bytes
2008-03-25ash: support for && and || in [[ expr ]]; add testsuite checksDenis Vlasenko
2008-03-25ash: comment about [[; code style fixes. No code changes.Denis Vlasenko
2008-03-25ash: optional bash-like pattern subst and substring optsDenis Vlasenko
(by James Simmons <jsimmons AT infradead.org>) TODO: write testsuite! BASH_COMPAT off: scanleft 101 262 +161 subevalvar 346 335 -11 BASH_COMPAT on: subevalvar 346 1397 +1051 scanleft 101 262 +161 readtoken1 2739 2807 +68 cmdputs 397 399 +2 static.vstype 64 48 -16 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 4/1 up/down: 1282/-16) Total: 1266 bytes
2008-03-25ash: add read -u; fix read -t and read -n; add testsuite entries.Denis Vlasenko
2008-03-17*: fix fallout from -Wunused-parameterDenis Vlasenko
function old new delta bbunpack 358 366 +8 passwd_main 1070 1072 +2 handle_incoming_and_exit 2651 2653 +2 getpty 88 86 -2 script_main 975 972 -3 inetd_main 2036 2033 -3 dname_enc 377 373 -4 make_new_session 474 462 -12 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 3/5 up/down: 12/-24) Total: -12 bytes text data bss dec hex filename 797429 658 7428 805515 c4a8b busybox_old 797417 658 7428 805503 c4a7f busybox_unstripped
2008-03-17*: add -Wunused-parameter; fix resulting breakageDenis Vlasenko
function old new delta procps_scan 1265 1298 +33 aliascmd 278 283 +5 parse_file_cmd 116 120 +4 dname_enc 373 377 +4 setcmd 90 93 +3 execcmd 57 60 +3 count_lines 72 74 +2 process_command_subs 340 339 -1 test_main 409 407 -2 mknod_main 179 177 -2 handle_incoming_and_exit 2653 2651 -2 argstr 1312 1310 -2 shiftcmd 131 128 -3 exitcmd 46 43 -3 dotcmd 297 294 -3 breakcmd 86 83 -3 evalpipe 353 349 -4 evalcommand 1180 1176 -4 evalcmd 109 105 -4 send_tree 374 369 -5 mkfifo_main 82 77 -5 evalsubshell 152 147 -5 typecmd 75 69 -6 letcmd 61 55 -6 add_cmd 1190 1183 -7 main 891 883 -8 ash_main 1415 1407 -8 parse_stream 1377 1367 -10 alloc_procps_scan 55 - -55 ------------------------------------------------------------------------------ (add/remove: 0/1 grow/shrink: 7/21 up/down: 54/-148) Total: -94 bytes text data bss dec hex filename 797195 658 7428 805281 c49a1 busybox_old 797101 658 7428 805187 c4943 busybox_unstripped
2008-03-17libbb: introduce and use sigprocmask_allsigs and sigaction_set.Denis Vlasenko
libbb: rename sig_pause to wait_for_any_sig.
2008-03-12libbb: introduse and use signal_[no_]SA_RESTART_empty_mask and sigaction_setDenis Vlasenko
signal_SA_RESTART_empty_mask - 65 +65 signal_no_SA_RESTART_empty_mask - 54 +54 dd_main 1325 1369 +44 sigaction_set - 19 +19 dname_enc 373 377 +4 UNSPEC_print 64 66 +2 setsignal 296 294 -2 bb_signals_recursive 95 92 -3 bb_askpass 367 361 -6 inetd_main 1810 1797 -13 rx_main 912 883 -29 sigdelset 32 - -32 __sigdelset 32 - -32 __GI_sigdelset 32 - -32 sighup_handler 84 37 -47 arping_main 1844 1797 -47 fsck_main 1869 1807 -62 run_list 1917 1844 -73 vlock_main 492 409 -83 progressmeter 883 798 -85 handle_incoming_and_exit 2737 2651 -86 ------------------------------------------------------------------------------ (add/remove: 3/3 grow/shrink: 3/12 up/down: 188/-632) Total: -444 bytes
2008-02-27*: add optimization barrier to all "G trick" locationsDenis Vlasenko
2008-02-21ash: s/ckzmalloc/ckzalloc/Denis Vlasenko
2008-02-21ash: sprinkle a bit more of zeroed allocations.Denis Vlasenko
2008-02-20libbb: introduce and use nonblock_safe_read(). Yay!Denis Vlasenko
Our shells are immune from this nasty O_NONBLOCK now! function old new delta nonblock_safe_read - 78 +78 file_get 276 295 +19 generateMTFValues 428 435 +7 read_line_input 1776 1772 -4 preadbuffer 543 450 -93 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 2/2 up/down: 104/-97) Total: 7 bytes text data bss dec hex filename 615190 715 23924 639829 9c355 busybox_old 615168 715 23924 639807 9c33f busybox_unstripped
2008-02-20ash: introduce and use stzalloc and ckzalloc.Denis Vlasenko
function old new delta stzalloc - 29 +29 ckzalloc - 29 +29 recordregion 108 102 -6 cmdlookup 158 152 -6 pipeline 188 181 -7 parseheredoc 135 128 -7 makename 42 35 -7 list 355 348 -7 setvareq 221 212 -9 aliascmd 324 311 -13 pushfile 83 69 -14 readtoken1 2872 2849 -23 parse_command 1430 1391 -39 ------------------------------------------------------------------------------ (add/remove: 2/0 grow/shrink: 0/11 up/down: 58/-138) Total: -80 bytes text data bss dec hex filename 577227 706 23740 601673 92e49 busybox_old 577147 706 23740 601593 92df9 busybox_unstripped
2008-02-19ash: fix fallout from "A=1 B=$A; echo $B" code.Denis Vlasenko
2008-02-17whitespace fixesDenis Vlasenko
2008-02-15ash: handle "A=1 A=2 B=$A; echo $B". closes bug 947.Denis Vlasenko
2008-02-14ash: explain why "set -o BOGUS" doesn't abortDenis Vlasenko
2008-02-14ash: make ash -c 'if set -o barfoo 2>/dev/null; then echo foo; else echo ↵Denis Vlasenko
bar; fi' work (fixes bug 1142) function old new delta options 551 565 +14 ash_main 1397 1411 +14 setcmd 77 90 +13 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 3/0 up/down: 41/0) Total: 41 bytes
2008-02-12ash: fix warning about _GNU_SOURCE being redefined, fix typo in comment.Denis Vlasenko
2008-02-10ash: fix "orwell bug" 1984. Testcase:Denis Vlasenko
trap_handler() { echo trap } trap trap_handler USR1 sleep 3600 & while true; do wait; done
2008-02-03ash: readability enhancement, no code changesDenis Vlasenko
2008-01-29ash: code readability enhancements, no real code changesDenis Vlasenko
2008-01-28*: tidy up usage of char **environDenis Vlasenko
2008-01-02libbb: introduce and use safe_waitpid (loops in EINTR)Denis Vlasenko
*: use more approproate (shorter) versions of wait() function old new delta safe_waitpid - 48 +48 wait_any_nohang - 17 +17 send_tree 365 369 +4 processorstop 432 435 +3 text_yank 110 108 -2 make_human_readable_str 202 200 -2 crond_main 1368 1366 -2 handle_sigchld 49 43 -6 reapchild 166 159 -7 custom 260 250 -10 checkscript 191 177 -14 wait_nohang 17 - -17 wait_pid 43 - -43 ------------------------------------------------------------------------------ (add/remove: 2/2 grow/shrink: 2/7 up/down: 72/-103) Total: -31 bytes
2007-12-21fix buglets found by randomconfigDenis Vlasenko
2007-12-16ash: reduce global data/bss usageDenis Vlasenko
(add/remove: 4/29 grow/shrink: 76/21 up/down: 1007/-1713) Total: -706 bytes text data bss dec hex filename 777206 1084 8976 787266 c0342 busybox_old 778077 908 7568 786553 c0079 busybox_unstripped
2007-12-09lineedit: don't violate API if we do simple fgetsDenis Vlasenko
ash: cosmetic style fixes, no code changes
2007-11-28reorganize applet table. Eliminates pointers to names.Denis Vlasenko
Should be a big win for libbusybox. busybox wins too: text data bss dec hex filename 776524 929 9100 786553 c0079 busybox_old 775903 929 9100 785932 bfe0c busybox_unstripped
2007-11-26ash: make code simpler, and do not do close(-1) - it's rudeDenis Vlasenko
2007-11-24remove echo_main -> bb_echo indirectionDenis Vlasenko
2007-11-22ash: fix bug where redirection of closed fd was leaving it open afterwards.Denis Vlasenko
redirect 983 1024 +41 bb_echo 276 301 +25 popredir 118 132 +14 evalcommand 1163 1176 +13 bbunpack 358 366 +8 echocmd 13 5 -8 echo_main 13 5 -8 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 5/2 up/down: 101/-16) Total: 85 bytes text data bss dec hex filename 774999 962 9236 785197 bfb2d busybox_old 775084 962 9236 785282 bfb82 busybox_unstripped
2007-10-29ash: if tcgetattr(stdin) fails, don't mess with tcsetattrDenis Vlasenko
ash: size-optimize ulimit's table of limits text data bss dec hex filename 777345 974 9676 787995 c061b busybox_old 777253 974 9676 787903 c05bf busybox_unstripped
2007-10-20read_line_input: fix it to not do any fancy editing if echoing is disabled.Denis Vlasenko
ash: make read handling both more correct and smaller read_line_input 4037 4101 +64 input_backward 140 139 -1 readcmd 1079 1070 -9 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 2/2 up/down: 65/-10) Total: 54 bytes text data bss dec hex filename 777575 1000 9532 788107 c068b busybox_old 777629 1000 9532 788161 c06c1 busybox_unstripped
2007-10-17ash: use fdprintf, not dprintf.Denis Vlasenko
*: trailing whitespace removed
2007-10-11add -fvisibility=hidden to CC flags, mark XXX_main functionsDenis Vlasenko
EXTERNALLY_VISIBLE. 5% size reduction of libbusybox.so
2007-10-10get rid of global "struct bb_applet *current_applet"Denis Vlasenko
2007-10-07ash: revert "cat | jobs" fix, it causes more problems than goodDenis Vlasenko
2007-09-30introduce and use close_on_exec_on(fd). -50 bytes.Denis Vlasenko
2007-09-28fix "if (p) free(p)" constructsDenis Vlasenko
2007-09-24ash: fix prompt expansion (Natanael Copa <natanael.copa@gmail.com>)Denis Vlasenko
2007-09-21ash: remove erroneously applied patchDenis Vlasenko
2007-09-21httpd: optional support for partial downloadsDenis Vlasenko
2007-09-21ash: s/int/smallint/. -60 bytes.Denis Vlasenko
2007-09-07*: replace select-for-one descriptor with poll, it's smaller.Denis Vlasenko
$ ./.cmk bloatcheck function old new delta readit 406 364 -42 syslogd_main 1249 1206 -43 traceroute_main 4115 4060 -55 mysleep 112 45 -67 arpping 579 441 -138 tftp 1575 1182 -393 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 0/6 up/down: 0/-738) Total: -738 bytes text data bss dec hex filename 770580 1051 10764 782395 bf03b busybox_old 769820 1051 10764 781635 bed43 busybox_unstripped
2007-08-19libbb,crond,lash: fix getopt32 (don't know how it managed to slip through)Denis Vlasenko
*: fcntl(fd, F_GETFL) doesn't require third parameter at all.
2007-08-12trylink: produce even more info about final link stageDenis Vlasenko
trylink: explain how to modify link and drastically decrease amount of padding (unfortunately, needs hand editing ATM). *: add ALIGN1 / ALIGN2 to global strings and arrays of bytes and shorts size saving: 0.5k