busybox

Author	SHA1	Message	Date
Denys Vlasenko	3b267e9925	switch_root: code shrink - use iterate_on_dir() function old new delta rmrf - 46 +46 delete_contents 181 99 -82 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 0/1 up/down: 46/-82) Total: -36 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2021-06-24 17:54:11 +02:00
Denys Vlasenko	6d61eb1363	taskset: use iterate_on_dir() function old new delta iter - 27 +27 process_pid_str 854 856 +2 taskset_main 181 135 -46 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 1/1 up/down: 29/-46) Total: -17 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2021-06-24 12:02:17 +02:00
Denys Vlasenko	9c291f2cc0	taskset: fix for PID longer than 12 chars Should we validate that PID is a number for "taskset -ap PID"? We don't actually need it, and pathological input like "../../DIR_WITH_LOTS_OF_PIDS" can only cause "taskset"ing of many pids. Which is something user can do anyway. function old new delta taskset_main 190 181 -9 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2021-06-20 09:04:45 +02:00
Denys Vlasenko	25128176c4	taskset: implement -a function old new delta process_pid_str - 854 +854 .rodata 103363 103378 +15 packed_usage 33654 33658 +4 taskset_main 936 190 -746 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 2/1 up/down: 873/-746) Total: 127 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2021-06-19 17:42:35 +02:00
Denys Vlasenko	2c436679fb	xxd: implement -i "C style output" function old new delta xxd_main 710 888 +178 .rodata 103252 103331 +79 print_C_style - 78 +78 packed_usage 33639 33652 +13 next 276 278 +2 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 4/0 up/down: 350/0) Total: 350 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2021-06-18 00:59:17 +02:00
Denys Vlasenko	4d16161797	xxd: implement -o DISPLAYOFFSET function old new delta xxd_main 680 710 +30 xstrtoll - 30 +30 bb_dump_dump 1511 1531 +20 rewrite 941 951 +10 packed_usage 33629 33639 +10 .rodata 103250 103252 +2 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 5/0 up/down: 102/0) Total: 102 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2021-06-17 23:53:30 +02:00
Denys Vlasenko	f02b64de86	ionice: implement -t function old new delta packed_usage 33618 33629 +11 ionice_main 272 282 +10 .rodata 103250 103251 +1 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 3/0 up/down: 22/0) Total: 22 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2021-06-17 13:45:13 +02:00
Denys Vlasenko	46d315ae44	blockdev: support --get/setra function old new delta blockdev_main 251 263 +12 bdcmd_names 82 94 +12 packed_usage 33534 33542 +8 bdcmd_ioctl 44 52 +8 bdcmd_flags 11 13 +2 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 5/0 up/down: 42/0) Total: 42 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2021-06-16 17:00:56 +02:00
Denys Vlasenko	1f60d88cf6	*: more --help tweaks function old new delta packed_usage 33552 33541 -11 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2021-06-15 10:00:18 +02:00
Denys Vlasenko	e2b9215868	*: --help tweaks function old new delta packed_usage 33589 33552 -37 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2021-06-14 20:47:20 +02:00
Denys Vlasenko	6f7b10cdab	*: more --help tweaking Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2021-06-13 03:51:55 +02:00
Ron Yorston	cad3fc743a	libbb: introduce and use fputs_stdout function old new delta fputs_stdout - 12 +12 zxc_vm_process 7237 7230 -7 yes_main 85 78 -7 write_block 380 373 -7 wrapf 305 298 -7 strings_main 437 430 -7 show_bridge 353 346 -7 rev_main 384 377 -7 put_prompt_custom 58 51 -7 put_cur_glyph_and_inc_cursor 168 161 -7 print_numbered_lines 152 145 -7 print_named_ascii 130 123 -7 print_name 135 128 -7 print_login_issue 386 379 -7 print_ascii 208 201 -7 powertop_main 1249 1242 -7 od_main 1789 1782 -7 logread_main 518 511 -7 head_main 804 797 -7 display_process_list 1319 1312 -7 cut_main 1002 995 -7 bb_dump_dump 1550 1543 -7 bb_ask_noecho 393 386 -7 baseNUM_main 702 695 -7 expand_main 755 745 -10 dumpleases_main 497 487 -10 write1 12 - -12 putcsi 37 23 -14 print_login_prompt 55 41 -14 paste_main 525 511 -14 cat_main 440 426 -14 print_it 245 230 -15 print_addrinfo 1188 1171 -17 print_rule 770 750 -20 print_linkinfo 842 822 -20 httpd_main 791 771 -20 ------------------------------------------------------------------------------ (add/remove: 1/1 grow/shrink: 0/34 up/down: 12/-341) Total: -329 bytes Signed-off-by: Ron Yorston <rmy@pobox.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2021-02-03 20:52:40 +01:00
Denys Vlasenko	3c13da3dab	libbb: introduce and use xgettimeofday(), do not truncate 64-bit time_t in shells function old new delta xgettimeofday - 11 +11 get_local_var_value 280 281 +1 svlogd_main 1323 1322 -1 change_epoch 67 66 -1 timestamp_and_log 461 458 -3 hwclock_main 301 298 -3 fmt_time_bernstein_25 135 132 -3 step_time 331 326 -5 script_main 1207 1202 -5 machtime 34 28 -6 curtime 61 54 -7 ts_main 423 415 -8 nmeter_main 761 751 -10 gettime1900d 67 46 -21 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 1/12 up/down: 12/-73) Total: -61 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-12-30 23:48:01 +01:00
Denys Vlasenko	77a51a2709	randomconfig fixes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-12-29 16:53:11 +01:00
Lauri Kasanen	6cfec7dd02	mount: Surround syslog.h with the config check This lets bb mount build for limited targets without syslog.h, as long as the parts using it like NFS are disabled. Signed-off-by: Lauri Kasanen <cand@gmx.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-12-25 18:15:37 +01:00
Denys Vlasenko	a2f18d950a	help text tweaks function old new delta packed_usage 33570 33502 -68 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-12-18 04:12:51 +01:00
Denys Vlasenko	251e08ffa6	move ADJTIME_PATH define to header files Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-12-17 20:53:43 +01:00
Denys Vlasenko	eb0c2e218c	libbb: introduce and use xsettimeofday() function old new delta xsettimeofday - 25 +25 rdate_main 274 260 -14 step_time 348 331 -17 set_kernel_timezone_and_clock 119 102 -17 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 0/3 up/down: 25/-48) Total: -23 bytes text data bss dec hex filename 1020753 559 5052 1026364 fa93c busybox_old 1020708 559 5052 1026319 fa90f busybox_unstripped Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-12-16 21:36:36 +01:00
Denys Vlasenko	d3c36882dc	hwclock: improve --help (-l is a compatible shortcut for --localtime) function old new delta packed_usage 33605 33568 -37 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-12-16 20:55:30 +01:00
Denys Vlasenko	9e262f13c2	hwclock: fix musl breakage of settimeofday(tz) function old new delta set_kernel_timezone_and_clock - 119 +119 set_kernel_tz - 28 +28 hwclock_main 480 301 -179 ------------------------------------------------------------------------------ (add/remove: 2/0 grow/shrink: 0/1 up/down: 147/-179) Total: -32 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-12-16 14:00:47 +01:00
Denys Vlasenko	caba1a16ec	tweak help texts function old new delta packed_usage 33650 33605 -45 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-12-16 01:19:08 +01:00
Denys Vlasenko	c7b858ff8d	libbb: add and use infrastructure for fixed page size optimization function old new delta procps_scan 1121 1118 -3 getpagesize 6 - -6 rpm_main 1037 1027 -10 rpm2cpio_main 120 110 -10 ptok 38 21 -17 time_main 1282 1261 -21 mkswap_main 317 278 -39 ------------------------------------------------------------------------------ (add/remove: 0/2 grow/shrink: 0/6 up/down: 0/-106) Total: -106 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-12-14 18:54:30 +01:00
Denys Vlasenko	fd3c512f88	libbb: create and use mmap() helpers function old new delta mmap_anon - 22 +22 mmap_read - 21 +21 xmmap_anon - 16 +16 rpm_gettags 465 447 -18 bb_full_fd_action 498 480 -18 uevent_main 337 310 -27 ------------------------------------------------------------------------------ (add/remove: 3/0 grow/shrink: 0/3 up/down: 59/-63) Total: -4 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-12-14 18:25:28 +01:00
Denys Vlasenko	84d5eddb25	help text: replace [OPTIONS] with actual options (if not too long) function old new delta packed_usage 33620 33665 +45 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-12-13 22:34:05 +01:00
Denys Vlasenko	5d553bc558	more --help text tweaks function old new delta packed_usage 33545 33581 +36 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-12-13 19:18:28 +01:00
Denys Vlasenko	ef2366cdca	nsenter: stop option parsing on 1st non-option "nsenter ls -l" gives: invalid option -- 'l' Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-12-12 08:44:32 +01:00
Denys Vlasenko	56ee576507	mount: fix incorrect "success" exitcode if loop device setup fails When mounting, in parallel, multiple loop devices (squashfs for the submitter's case), the following behavior can be observed: stat64(/path/to/image, {st_mode=S_IFREG\|0644, st_size=4096, ...}) = 0 openat(AT_FDCWD, /path/to/image, O_RDWR\|O_LARGEFILE) = 3 openat(AT_FDCWD, /dev/loop-control, O_RDWR\|O_LARGEFILE\|O_CLOEXEC) = 4 ioctl(4, LOOP_CTL_GET_FREE) = 12 close(4) = 0 openat(AT_FDCWD, /dev/loop12, O_RDWR\|O_LARGEFILE) = 4 ioctl(4, LOOP_GET_STATUS64, {lo_offset=0, lo_number=12, lo_flags=LO_FLAGS_AUTOCLEAR, lo_file_name=/path/to/image, ...}) = 0 close(4) = 0 close(3) = 0 write(2, "mount: can't setup loop device\n", 31mount: can't setup loop device ) = 31 exit_group(0) = ? +++ exited with 0 +++ The ioctl LOOP_CTL_GET_FREE has resulted in the same result for a competing mount process. The subsequent ioctl LOOP_GET_STATUS64 fails, having succeeded for the competing mount process. Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-12-09 20:56:43 +01:00
Denys Vlasenko	34c5115a7f	mount: implement -o nosymfollow, remove bogus -o union The (1 << 8) MS_ flag is MS_NOSYMFOLLOW, not MS_UNION. As far as I see in git history of kernel and util-linux, MS_UNION did not ever exist. Why did it appear in our tree in 2009?... function old new delta mount_option_str 379 385 +6 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-12-06 21:56:22 +01:00
Denys Vlasenko	696c38ddca	mount: add -o nostrictatime and -o [no]lazytime function old new delta mount_option_str 345 379 +34 mount_options 176 188 +12 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 2/0 up/down: 46/0) Total: 46 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-12-06 20:59:41 +01:00
Denys Vlasenko	b1eedfcfa1	mount: do not guess mount as NFS if "hostname:" contains slashes function old new delta singlemount 1273 1295 +22 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-12-05 14:14:11 +01:00
Denys Vlasenko	b4f93f562d	mount: do not guess bind mounts as nfs Fails as follows: $ mount -o bind /dev/disk/by-path/pci-0000:13:00.0-scsi-0:0:3:0 /dir mount: bad address '/dev/disk/by-path/pci-0000' function old new delta singlemount 1256 1273 +17 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-12-02 19:10:22 +01:00
Denys Vlasenko	6599e380ed	mount: make filesystems[] array byte-aligned text data bss dec hex filename 1021120 559 5052 1026731 faaab busybox_old 1021092 559 5052 1026703 faa8f busybox_unstripped Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-11-30 15:10:43 +01:00
Denys Vlasenko	6cc4962b60	decrease padding: gcc-9.3.1 slaps 32-byte alignment on arrays willy-nilly text data bss dec hex filename 1021236 559 5052 1026847 fab1f busybox_old 1021120 559 5052 1026731 faaab busybox_unstripped Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-11-30 14:58:02 +01:00
Denys Vlasenko	965b795b87	decrease paddign: gcc-9.3.1 slaps 32-byte alignment on arrays willy-nilly text data bss dec hex filename 1021988 559 5052 1027599 fae0f busybox_old 1021236 559 5052 1026847 fab1f busybox_unstripped Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-11-30 13:03:03 +01:00
Denys Vlasenko	ec16c030bd	libbb: introduce and use sleep1() function old new delta sleep1 - 9 +9 run_shutdown_and_kill_processes 97 95 -2 restore_state_and_exit 116 114 -2 reread_partition_table 67 65 -2 flush_buffer_cache 80 78 -2 chat_main 1302 1300 -2 timeout_main 310 307 -3 telnet_main 1235 1232 -3 stop_handler 86 83 -3 process_action 1078 1075 -3 nbdclient_main 1185 1182 -3 init_main 789 786 -3 getty_main 1541 1538 -3 do_time 410 407 -3 runsv_main 1682 1677 -5 pause_and_low_level_reboot 59 54 -5 inetd_main 1917 1911 -6 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 0/16 up/down: 9/-50) Total: -41 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-11-29 11:37:34 +01:00
Denys Vlasenko	03eb6eba43	mdev: clear LOGMODE_STDIO only directly before daemonizing Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-11-22 16:35:56 +01:00
Denys Vlasenko	cb143b9793	uevent: make it survive ENOBUFS function old new delta uevent_main 285 337 +52 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-11-22 16:22:16 +01:00
Denys Vlasenko	1c9cd9b71b	mdev: clean up Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-11-22 14:43:35 +01:00
Jan Klötzke	768153bf8c	mdev: add -v to increase log verbosity If logging to stderr and/or syslog the -v option can be given one or more times to increase the log verbosity. If mdev is used as hotplug helper the log level is fixed set to 2 if mdev.log is found an appended because there is no possiblity to pass arguments to the hotplug helper. Signed-off-by: Jan Klötzke <jan@kloetzke.net> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-11-22 14:33:58 +01:00
Jan Klötzke	e9003caf6d	mdev: add syslog logging mode If mdev is run as daemon it should be possible to forward the debug messages to syslog. This feature might be useful if mdev is run with -s during boot too. OTOH it makes no sense for the daemon to log to mdev.log. This can be handled by a syslog daemon way better. If the daemon stays in the foreground due to -f, the messages are still written to stderr as before. Signed-off-by: Jan Klötzke <jan@kloetzke.net> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-11-22 14:33:58 +01:00
Jan Klötzke	d560030548	mdev: re-initialize if uevent messages were lost If the netlink read() failed with ENOBUFS we know that we have missed at least one message due to a socket receive buffer overrun. The only way how to recover is to drop the old socket, open a fresh one and make a cold-plug scan of the current system state. Signed-off-by: Jan Klötzke <jan@kloetzke.net> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-11-22 14:33:58 +01:00
Jan Klötzke	e3f4759019	mdev: move daemon setup to dedicated function Signed-off-by: Jan Klötzke <jan@kloetzke.net> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-11-22 14:33:58 +01:00
Denys Vlasenko	a569fd37fe	uevent: increase netlink buffer sizes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-11-22 13:34:07 +01:00
Jan Klötzke	3cd55d49a2	mdev: increase netlink buffer sizes The socket receive buffer turned out to be too small for real world systems. Use the same size as udevd to be on the safe side. As this is just a limit and the memory is not allocated by the kernel until really needed there is actually no memory wasted. Signed-off-by: Jan Klötzke <jan@kloetzke.net> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-11-22 13:32:06 +01:00
Denys Vlasenko	2c92d1ec58	volume_id: improve struct layout (smaller offesets, smaller insns on x86) function old new delta volume_id_probe_xfs 101 98 -3 volume_id_probe_vfat 827 824 -3 volume_id_probe_udf 541 538 -3 volume_id_probe_ubifs 67 64 -3 volume_id_probe_squashfs 86 83 -3 volume_id_probe_romfs 97 94 -3 volume_id_probe_reiserfs 246 243 -3 volume_id_probe_ocfs2 110 107 -3 volume_id_probe_ntfs 288 285 -3 volume_id_probe_nilfs 100 97 -3 volume_id_probe_minix 85 82 -3 volume_id_probe_luks 92 89 -3 volume_id_probe_linux_swap 251 248 -3 volume_id_probe_linux_raid 131 128 -3 volume_id_probe_lfs 62 59 -3 volume_id_probe_jfs 110 107 -3 volume_id_probe_iso9660 318 315 -3 volume_id_probe_f2fs 107 104 -3 volume_id_probe_exfat 285 282 -3 volume_id_probe_erofs 89 86 -3 volume_id_probe_cramfs 67 64 -3 volume_id_probe_btrfs 134 131 -3 volume_id_probe_bcache 107 104 -3 volume_id_probe_sysv 194 188 -6 volume_id_probe_hfs_hfsplus 518 512 -6 add_to_uuid_cache 271 265 -6 volume_id_probe_ext 131 122 -9 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 0/27 up/down: 0/-96) Total: -96 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-11-19 13:58:25 +01:00
Norbert Lange	c20e42e320	util-linux: support erofs filesystem Add erofs to the known volume_ids. function old new delta volume_id_probe_erofs - 89 +89 fs1 24 28 +4 ------------------------------------------------------------------------------ (add/remove: 2/0 grow/shrink: 1/0 up/down: 93/0) Total: 93 bytes Signed-off-by: Norbert Lange <nolange79@gmail.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-11-18 19:19:23 +01:00
Christian Eggers	89f063b900	chrt: support for musl C library musl "implements" several sched_xxx() functions by returning ENOSYS. As an alternative, either pthread_(g\|s)etschedparam() or direct syscalls can be used. References: https://git.kernel.org/pub/scm/utils/util-linux/util-linux.git/commit/schedutils/chrt.c?id=fcc3078754291d2f5121797eb91b364f8e24b2f1 References: http://git.musl-libc.org/cgit/musl/commit/src/sched/sched_setscheduler.c?id=1e21e78bf7a5c24c217446d8760be7b7188711c2 Signed-off-by: Christian Eggers <ceggers@arri.de> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-11-15 20:26:46 +01:00
Denys Vlasenko	32e1f69ae0	compat: move hexdump -R functionality to xxd -r function old new delta xxd_main 466 680 +214 packed_usage 33474 33483 +9 hexdump_opts 17 16 -1 hexdump_main 565 401 -164 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 2/2 up/down: 223/-165) Total: 58 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-10-25 16:06:45 +01:00
Denys Vlasenko	dac5b83142	xxd: fix printing of trailing spaces function old new delta bb_dump_dump 1497 1523 +26 xxd_main 459 466 +7 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 2/0 up/down: 33/0) Total: 33 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-10-20 18:57:02 +02:00
Denys Vlasenko	2496616b0a	avoid using strok - eliminates use of hidden global variable function old new delta udhcp_str2optset 616 650 +34 setpriv_main 950 975 +25 switch_root_main 688 706 +18 parse 958 970 +12 getopt_main 622 628 +6 parse_resolvconf 302 306 +4 mpstat_main 1139 1142 +3 static.p 4 - -4 cdcmd 717 702 -15 strtok 148 - -148 ------------------------------------------------------------------------------ (add/remove: 0/3 grow/shrink: 7/1 up/down: 102/-167) Total: -65 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>	2020-10-06 02:36:47 +02:00

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1629 Commits