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2017-04-11libbb: move isqrt from factor, use it in diff tooDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-01-10Big cleanup in config help and descriptionDenys Vlasenko
Redundant help texts (one which only repeats the description) are deleted. Descriptions and help texts are trimmed. Some config options are moved, even across menus. No config option _names_ are changed. Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2016-07-06getopt32: add new syntax of 'o:+' and 'o:*' for -o NUM and -o LISTDenys Vlasenko
In many cases, this aqllows to drop use of opt_complementary. Approximately -400 bytes: function old new delta getopt32 1423 1502 +79 opt_string 17 18 +1 OPT_STR 24 25 +1 uniq_main 416 406 -10 timeout_main 279 269 -10 sulogin_main 270 260 -10 readprofile_main 1825 1815 -10 ps_main 543 533 -10 pidof_main 245 235 -10 pgrep_main 611 601 -10 od_main 2600 2590 -10 mkfs_minix_main 2684 2674 -10 mkfs_ext2_main 2603 2593 -10 microcom_main 712 702 -10 makemime_main 315 305 -10 ionice_main 282 272 -10 inetd_main 2074 2064 -10 ifplugd_main 1144 1134 -10 halt_main 353 343 -10 getopt_main 636 626 -10 fdisk_main 2854 2844 -10 env_main 206 196 -10 dmesg_main 319 309 -10 conspy_main 1214 1204 -10 awk_main 981 971 -10 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 3/22 up/down: 81/-220) Total: -139 bytes text data bss dec hex filename 919373 906 14060 934339 e41c3 busybox_old 918969 906 14060 933935 e402f busybox_unstripped Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2016-04-21*: hopefully all setup_common_bufsiz() are in placeDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2016-04-21libbb: make bb_common_bufsiz1 1 kbyte, add capability to use bss tail for itDenys Vlasenko
The config item is FEATURE_USE_BSS_TAIL. When it is off (default): function old new delta read_config 210 228 +18 doCommands 2279 2294 +15 ipneigh_list_or_flush 763 772 +9 ipaddr_list_or_flush 1256 1261 +5 display_process_list 1301 1306 +5 conspy_main 1378 1383 +5 do_lzo_compress 352 355 +3 do_lzo_decompress 565 567 +2 push 46 44 -2 inetd_main 2136 2134 -2 uevent_main 421 418 -3 addLines 97 92 -5 bb_common_bufsiz1 8193 1024 -7169 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 8/5 up/down: 62/-7181) Total: -7119 bytes text data bss dec hex filename 829850 4086 9080 843016 cdd08 busybox_old 829901 4086 1904 835891 cc133 busybox_unstripped FEATURE_USE_BSS_TAIL=y: read_config 210 228 +18 doCommands 2279 2294 +15 ipneigh_list_or_flush 763 772 +9 ipaddr_list_or_flush 1256 1261 +5 display_process_list 1301 1306 +5 conspy_main 1378 1383 +5 do_lzo_compress 352 355 +3 do_lzo_decompress 565 567 +2 inetd_main 2136 2134 -2 bb_common_bufsiz1 8193 - -8193 ------------------------------------------------------------------------------ (add/remove: 0/1 grow/shrink: 8/1 up/down: 62/-8195) Total: -8133 bytes text data bss dec hex filename 829850 4086 9080 843016 cdd08 busybox_old 829911 4086 880 834877 cbd3d busybox_unstripped FIXME: setup_common_bufsiz() calls are missing. Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2015-10-07build system: -fno-builtin-printfDenys Vlasenko
Benefits are: drops reference to out-of-line putchar(), fixes a few cases of failed string merge. function old new delta i2cdump_main 1488 1502 +14 sha256_process_block64 423 433 +10 sendmail_main 1183 1185 +2 list_table 1114 1116 +2 i2cdetect_main 1235 1237 +2 fdisk_main 2852 2854 +2 builtin_type 119 121 +2 unicode_conv_to_printable2 325 324 -1 scan_recursive 380 378 -2 mkfs_minix_main 2687 2684 -3 buffer_fill_and_print 178 169 -9 putchar 152 - -152 ------------------------------------------------------------------------------ (add/remove: 0/2 grow/shrink: 7/4 up/down: 34/-167) Total: -133 bytes text data bss dec hex filename 937788 932 17676 956396 e97ec busybox_old 937564 932 17676 956172 e970c busybox_unstripped Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2015-07-31diff: fix -B with single line changesAaro Koskinen
Fix -B with single line changes. They were always ignored regardless if they were blank or not. Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2015-05-25typo fixesManinder Singh
Signed-off-by: Maninder Singh <maninder1.s@samsung.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2015-01-11diff: fix a bug in diffing against stdin. Closes 7784Denys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2013-11-13switch editors/* to embedded-in-source kbuild systemDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2013-01-14whitespace cleanup. no code changesDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-07-08more tweak for bionicDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-06-05*: remove "Options:" string from help textsDenys Vlasenko
function old new delta packed_usage 28706 28623 -83 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-05-22reformime: do not require \r\nDenys Vlasenko
function old new delta parse 958 1063 +105 packed_usage 28691 28712 +21 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-04-03move help text from include/usage.src.h to debianutils/*.c e2fsprogs/*.c ↵Pere Orga
editors/*.c loginutils/*.c mailutils/*.c Signed-off-by: Pere Orga <gotrunks@gmail.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-03-27diff: optimize diffing of files with the same metadataRoman Borisov
Signed-off-by: Roman Borisov <ext-roman.borisov@nokia.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-01-26diff: return 1 when skipping directories with -r, but without -NAlexander Shishkin
Diff in diffutils will return 1 in case -r option is specified without -N something exists only in one of the directories. Signed-off-by: Alexander Shishkin <virtuoso@slind.org> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-10-29whitespace cleanupDenys Vlasenko
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-10-22*: introduce and use xmkstemp. -65 bytes.Alexander Shishkin
Signed-off-by: Alexander Shishkin <virtuoso@slind.org> Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-08-30typo fix in commentDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.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>
2010-07-10diff: make diff -r much less eager to recurse into directoriesDenys Vlasenko
function old new delta skip_dir 44 120 +76 diff_main 1175 1185 +10 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-07-09diff: cosmetic change on top of last commitDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-07-09diff: fix "diff dir1 dir2/". Closes bug 2203Matheus Izvekov
Signed-off-by: Matheus Izvekov <mizvekov@gmail.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-02-04diff: more compiler compat fixes. no code changesDan Fandrich
Signed-off-by: Dan Fandrich <dan@coneharvesters.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-02-04diff: make code more portableDan Fandrich
function old new delta create_J 1835 1849 +14 diffreg 1268 1255 -13 Signed-off-by: Dan Fandrich <dan@coneharvesters.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-01-22diff: fix flag -B, cleanups and a couple more tests V2Matheus Izvekov
function old new delta diffreg 1157 1268 +111 uni_range 51 - -51 Signed-off-by: Matheus Izvekov <mizvekov@gmail.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-01-20*: small code shrinks and compile fix for unicodeDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-01-20diff: don't exit in case we can't open input files. -2 bytesMatheus Izvekov
>>From d4cf19d20596bca797d58563f4404cf6a4932977 Mon Sep 17 00:00:00 2001 From: Matheus Izvekov <mizvekov@gmail.com> Date: Mon, 18 Jan 2010 23:27:56 -0200 Subject: [PATCH] diff: don't exit in case we can't open input files This prevents recursion being aborted due to failures to open files. Signed-off-by: Matheus Izvekov <mizvekov@gmail.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-01-20diff: don't use FILE_and_pos_t where it's not needed. -31 bytesMatheus Izvekov
>>From 3ead41fc3cbdd904e478ff7a710f5960c8ed4288 Mon Sep 17 00:00:00 2001 From: Matheus Izvekov <mizvekov@gmail.com> Date: Mon, 18 Jan 2010 22:14:46 -0200 Subject: [PATCH] diff: don't use FILE_and_pos_t where it's not needed. -31 bytes Signed-off-by: Matheus Izvekov <mizvekov@gmail.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-01-20diff: correct handling of labels. -10 bytesMatheus Izvekov
>>From 05eeb173f0431b4fbed7684d7a9cea42f747f63e Mon Sep 17 00:00:00 2001 From: Matheus Izvekov <mizvekov@gmail.com> Date: Mon, 18 Jan 2010 20:33:55 -0200 Subject: [PATCH] diff: correct handling of labels This fixes an issue where diff would apply labels to files in the inverse order, when using -L or --label. This fixes it in order to be compatible with gnu diff. It also makes it not an error to specify more than one label. The behavior for such cases is that they override the label for the new file. Signed-off-by: Matheus Izvekov <mizvekov@gmail.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-01-20diff: support long optionsMatheus Izvekov
>>From 7b74284ebe6222cb714c37cdbb94633965f29e9b Mon Sep 17 00:00:00 2001 From: Matheus Izvekov <mizvekov@gmail.com> Date: Mon, 18 Jan 2010 18:36:52 -0200 Subject: [PATCH] diff: support long options Signed-off-by: Matheus Izvekov <mizvekov@gmail.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-01-20diff: implement flag -B (Ignore changes whose lines are all blank)Matheus Izvekov
>>From 7c3ce93213590bd0592435dc27d1272d0fd3309b Mon Sep 17 00:00:00 2001 From: Matheus Izvekov <mizvekov@gmail.com> Date: Mon, 18 Jan 2010 15:52:31 -0200 Subject: [PATCH] diff: implement flag -B (Ignore changes whose lines are all blank) function old new delta diffreg 1196 1240 +44 .rodata 6538 6561 +23 packed_usage 457 478 +21 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 3/0 up/down: 88/0) Total: 88 bytes text data bss dec hex filename 70123 733 8576 79432 13648 busybox_old 70190 733 8576 79499 1368b busybox_unstripped Signed-off-by: Matheus Izvekov <mizvekov@gmail.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-01-20diff: honor flag -i (ignore case differences)Matheus Izvekov
>>From 503a1e1d2597f7cdf86a9ea39ebd2aee050ca759 Mon Sep 17 00:00:00 2001 From: Matheus Izvekov <mizvekov@gmail.com> Date: Mon, 18 Jan 2010 14:06:26 -0200 Subject: [PATCH] diff: honor flag -i (ignore case differences) function old new delta read_token 157 178 +21 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 1/0 up/down: 21/0) Total: 21 bytes text data bss dec hex filename 70102 733 8576 79411 13633 busybox_old 70123 733 8576 79432 13648 busybox_unstripped Signed-off-by: Matheus Izvekov <mizvekov@gmail.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-01-18diff: add NOINLINEDenys Vlasenko
function old new delta create_J - 1805 +1805 diffreg 3159 1176 -1983 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 0/1 up/down: 1805/-1983) Total: -178 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-01-18diff: defeat gcc's optimizationDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-01-18diff: rewrite. much smaller and more correctMatheus Izvekov
function old new delta diffreg 1815 3156 +1341 diff_main 860 1194 +334 read_token - 161 +161 skip_dir - 44 +44 seek_ft - 31 +31 fetch 362 392 +30 line_compar - 21 +21 add_to_dirlist 65 61 -4 print_only 16 - -16 skipline 51 - -51 newcand 85 - -85 asciifile 89 - -89 print_status 178 73 -105 make_temp 148 - -148 files_differ 168 - -168 get_recursive_dirlist 182 - -182 sort 226 - -226 prepare 283 - -283 change 283 - -283 do_diff 416 - -416 dump_unified_vec 457 - -457 check 1512 595 -917 ------------------------------------------------------------------------------ (add/remove: 4/12 grow/shrink: 3/3 up/down: 1962/-3430) Total: -1468 bytes Signed-off-by: Matheus Izvekov <mizvekov@gmail.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-11-18libbb: robustify isXXXX(). +39 bytesDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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