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2009-09-21diff: debug macros; one trivial size optimizationDenys Vlasenko
function old new delta diffreg 1781 1815 +34 isqrt 64 - -64 ------------------------------------------------------------------------------ (add/remove: 0/1 grow/shrink: 1/0 up/down: 34/-64) Total: -30 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-09-21diff: fix bug 613 (diff -ub segfaults)Denys Vlasenko
function old new delta dump_unified_vec 435 457 +22 diff_main 855 860 +5 diffreg 1786 1781 -5 do_diff 428 416 -12 change 325 283 -42 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 2/3 up/down: 27/-59) Total: -32 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-06-09diff: tiny compat tweakDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-04-21*: mass renaming of USE_XXXX to IF_XXXXDenis Vlasenko
and SKIP_XXXX to IF_NOT_XXXX - the second one was especially badly named. It was not skipping anything!
2008-11-23diff: emit /dev/null if diff -rN diffs a file against /dev/nullDenis Vlasenko
function old new delta diffreg 1782 1786 +4
2008-10-19volume identification: abolish /proc/partitions and /proc/cdromsDenis Vlasenko
scanning. It does not catch volume managers and such. Adding even more cruft is bad, so I decided to simply scan /dev/* for any block devices. See how much better it finds devices now: # ./busybox_old blkid /dev/sda1: LABEL="/boot" UUID="7931e231-dcb4-4b6d-9301-f7354ae24061" /dev/dm-0: LABEL="Fedora-9-Live-x8" UUID="bb491e1e-1145-4f5b-b0ab-cbd2baf4f15a" /dev/dm-1: UUID="edc2a920-ef83-437e-ba64-d3b6dc851267" /dev/sdb1: UUID="6F84-ED0F" # ./busybox blkid /dev/sdb1: UUID="6F84-ED0F" /dev/root: LABEL="Fedora-9-Live-x8" UUID="bb491e1e-1145-4f5b-b0ab-cbd2baf4f15a" /dev/dm-1: UUID="edc2a920-ef83-437e-ba64-d3b6dc851267" /dev/dm-0: LABEL="Fedora-9-Live-x8" UUID="bb491e1e-1145-4f5b-b0ab-cbd2baf4f15a" /dev/sda1: LABEL="/boot" UUID="7931e231-dcb4-4b6d-9301-f7354ae24061" /dev/mapper/VolGroup00-LogVol01: UUID="edc2a920-ef83-437e-ba64-d3b6dc851267" /dev/mapper/VolGroup00-LogVol00: LABEL="Fedora-9-Live-x8" UUID="bb491e1e-1145-4f5b-b0ab-cbd2baf4f15a" function old new delta static.drive_name_string 12 - -12 append_mount_options 205 190 -15 volume_id_open_node 37 18 -19 uuidcache_check_device 485 257 -228 uuidcache_init 637 36 -601 ------------------------------------------------------------------------------ (add/remove: 0/1 grow/shrink: 0/4 up/down: 0/-875) Total: -875 bytes text data bss dec hex filename 792218 592 6648 799458 c32e2 busybox_old 791260 592 6648 798500 c2f24 busybox_unstripped
2008-07-08libbb: introduce and use xrealloc_vectorDenis Vlasenko
function old new delta xrealloc_vector_helper - 51 +51 create_list 84 99 +15 getopt_main 690 695 +5 passwd_main 1049 1053 +4 get_cached 85 89 +4 msh_main 1377 1380 +3 add_match 42 41 -1 read_lines 720 718 -2 grave 1068 1066 -2 fill_match_lines 143 141 -2 add_to_dirlist 67 65 -2 add_input_file 49 47 -2 act 252 250 -2 fsck_main 2252 2246 -6 man_main 765 757 -8 bb_internal_initgroups 228 220 -8 cut_main 1052 1041 -11 add_edge_to_node 55 43 -12 dpkg_main 3851 3835 -16 ifupdown_main 2202 2178 -24 sort_main 838 812 -26 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 5/15 up/down: 82/-124) Total: -42 bytes
2008-07-05*: rename ATTRIBUTE_XXX to just XXX.Denis Vlasenko
2008-06-27*: introduce and use FAST_FUNC: regparm on i386, otherwise no-onDenis Vlasenko
text data bss dec hex filename 808035 611 6868 815514 c719a busybox_old 804472 611 6868 811951 c63af busybox_unstripped
2008-06-23fix breakage found by randomconfigDenis Vlasenko
2008-06-15*: use llist_pop for traverse-and-free list operationDenis Vlasenko
function old new delta append_file_list_to_list 109 111 +2 udhcpc_main 2414 2413 -1 run_parts_main 325 324 -1 od_main 2324 2323 -1 getopt_main 709 707 -2 env_main 253 251 -2 sed_main 659 656 -3 ps_main 522 519 -3 traceroute_main 3960 3954 -6 sort_main 844 838 -6 diff_main 866 858 -8 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 1/10 up/down: 2/-33) Total: -31 bytes
2008-06-07grep: make "-f -" work (+ testsuite)Denis Vlasenko
diff: small code shrink function old new delta grep_main 722 714 -8 diffreg 1825 1793 -32 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 0/2 up/down: 0/-40) Total: -40 bytes
2008-03-24diff: improve comments (no code chages)Denis Vlasenko
2008-03-24diff: exclude D_EMPTY code if there is no support for -rDenis Vlasenko
function old new delta diffreg 1808 1825 +17 files_differ 189 166 -23
2008-03-24diff: fix small bug; don't make a copy for "/dev/null" caseDenis Vlasenko
2008-03-24diff: reordering and renaming of variablesDenis Vlasenko
function old new delta diff_main 843 848 +5 get_recursive_dirlist 177 180 +3 add_to_dirlist 64 66 +2 change 329 326 -3 files_differ 182 176 -6 diffreg 1823 1808 -15 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 3/3 up/down: 10/-24) Total: -14 bytes
2008-03-24diff: make a few variables localDenis Vlasenko
function old new delta diffreg 1844 1823 -21
2008-03-24diff: make it work on pipes etc (needed for kernel compile)Denis Vlasenko
function old new delta get_recursive_dirlist - 177 +177 make_temp - 144 +144 diffreg 1818 1844 +26 files_differ 175 182 +7 diff_main 842 843 +1 get_dir 177 - -177 ------------------------------------------------------------------------------ (add/remove: 2/1 grow/shrink: 3/0 up/down: 355/-177) Total: 178 bytes
2008-03-24diff: shrinkDenis Vlasenko
function old new delta check 678 1607 +929 files_differ - 175 +175 do_diff 436 433 -3 asciifile 94 90 -4 print_only 23 16 -7 diff_main 868 842 -26 prepare 339 301 -38 print_status 316 178 -138 diffreg 2993 1818 -1175 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 1/7 up/down: 1104/-1391) Total: -287 bytes
2008-03-17*: shrink: use Vladimir's "o+" specifier instead of xatou(opt_param)Denis Vlasenko
function old new delta getopt32 1370 1385 +15 sulogin_main 490 494 +4 realpath_main 84 86 +2 sleep_main 76 77 +1 mt_main 256 257 +1 printenv_main 75 74 -1 fdformat_main 546 545 -1 usleep_main 44 42 -2 setlogcons_main 77 75 -2 ed_main 2654 2649 -5 deallocvt_main 69 64 -5 addgroup_main 373 368 -5 mkfs_minix_main 2989 2982 -7 tail_main 1221 1213 -8 sv_main 1254 1241 -13 du_main 348 328 -20 tftp_main 325 302 -23 split_main 581 558 -23 nc_main 1000 977 -23 diff_main 891 868 -23 arping_main 1797 1770 -27 ls_main 893 847 -46 od_main 2797 2750 -47 readprofile_main 1944 1895 -49 tcpudpsvd_main 1973 1922 -51 udhcpc_main 2590 2513 -77 grep_main 824 722 -102 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 5/22 up/down: 23/-560) Total: -537 bytes text data bss dec hex filename 796973 658 7428 805059 c48c3 busybox_old 796479 662 7420 804561 c46d1 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
2008-03-02libbb: inntroduce and use bb_pstrcmp() and qsort_string_vector()Denis Vlasenko
msh: glob0/glob1/glob2/glob3 are just a sorting routine! remove them. bb_pstrcmp - 25 +25 qsort_string_vector - 24 +24 expand 2209 2227 +18 getopt32 1359 1370 +11 passwd_main 1072 1074 +2 handle_incoming_and_exit 2737 2735 -2 UNSPEC_print 66 64 -2 forkexec 1343 1339 -4 input_tab 3338 3330 -8 get_dir 185 177 -8 expmeta 481 473 -8 cmdputs 405 397 -8 xstrcmp 12 - -12 find_pair 187 167 -20 match_compare 25 - -25 dir_strcmp 25 - -25 glob2 27 - -27 glob3 34 - -34 glob1 256 - -256 ------------------------------------------------------------------------------ (add/remove: 2/6 grow/shrink: 3/8 up/down: 80/-439) Total: -359 bytes
2008-02-27*: add optimization barrier to all "G trick" locationsDenis Vlasenko
2007-11-06fbset: fix buglet where we were using wrong pointerDenis Vlasenko
readahead: stop using stdio.h *: style fixes
2007-10-11add -fvisibility=hidden to CC flags, mark XXX_main functionsDenis Vlasenko
EXTERNALLY_VISIBLE. 5% size reduction of libbusybox.so
2007-08-18don't pass argc in getopt32, it's superfluousDenis Vlasenko
(add/remove: 0/0 grow/shrink: 12/131 up/down: 91/-727) Total: -636 bytes text data bss dec hex filename 773469 1058 11092 785619 bfcd3 busybox_old 772644 1058 11092 784794 bf99a busybox_unstripped
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
2007-07-21style fix (stray space before ';')Denis Vlasenko
2007-06-12diff: shrink code (-85 bytes):Denis Vlasenko
function old new delta fiddle_sum 8 - -8 diffreg 2717 2690 -27 prepare 334 284 -50 ------------------------------------------------------------------------------ (add/remove: 0/1 grow/shrink: 0/2 up/down: 0/-85) Total: -85 bytes s/ATTRIBUTE_ALWAYS_INLINE/ALWAYS_INLINE/g
2007-06-12move several applets to more correct ex-project. No code changes.Denis Vlasenko