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* win32: more changes to console/terminal modesRon Yorston2023-03-071-13/+12
| | | | | | | | | | | | | | | | | | Allowing virtual terminal input mode to be set if available proved to be unhelpful: cmd.exe doesn't understand such newfangled stuff (though PowerShell does). The allowed values of BB_TERMINAL_MODE are changed to: 0 Force console mode. 1 Force virtual terminal mode for output. 2 Force virtual terminal mode for input. 3 Force virtual terminal mode for input and output. 4 Support virtual terminal input if enabled. Don't alter mode. 5 Support virtual terminal input if enabled. Set virtual terminal mode for output, if possible. The default is 5.
* win32: changes to console mode handlingRon Yorston2023-03-051-12/+17
| | | | | | | | | | | | | | | | | | | Add the environment variable BB_TERMINAL_MODE as a more general way of controlling console/terminal mode setting. The default remains unchanged: use virtual terminal mode for output if possible but fall back to the console API with emulated ANSI escape sequences. Currently valid settings are: 0 Force use of console mode 1 Force use of virtual terminal mode for output 5 Prefer virtual terminal mode for output, fall back to console Other values won't do anything useful until code elsewhere has been updated. BB_SKIP_ANSI_EMULATION remains available for backwards compatibility. If both variables are set BB_TERMINAL_MODE takes precedence.
* cpio: code shrink with !FEATURE_EXTRA_FILE_DATARon Yorston2022-02-101-1/+1
| | | | | | | | | | | | | | The new --renumber-inodes option won't work if FEATURE_EXTRA_FILE_DATA is disabled. Don't allow it to be selected in that case. In fact, if FEATURE_EXTRA_FILE_DATA is disabled all the code to handle hardlinks can be #ifdef'ed out. The new --ignore-devno option need do nothing if FEATURE_EXTRA_FILE_DATA is disabled, as in that case the device ids will already be zero. It can still be selected, cpio will just always behave as though the option was provided on the command line. This doesn't affect the size of the default build.
* win32: make readlink(2) implementation unconditionalRon Yorston2021-02-121-10/+0
| | | | | | | There doesn't seem to be much advantage in having readlink(2) as a configuration option. Making it unconditional reduces divergence from upstream and allows the removal of a check for ENOSYS that's been in busybox-w32 since the start.
* winansi: more accurate colour mappingRon Yorston2021-02-071-0/+8
| | | | | | Use a more accurate technique to map RGB colours to standard Windows console colours. Since this costs 648 bytes it's configurable but is enabled by default.
* winansi: change default 'skip ANSI emulation' settingRon Yorston2021-02-031-0/+17
| | | | | | | | | Change the default 'skip ANSI emulation' setting which is used when the environment variable BB_SKIP_ANSI_EMULATION is unset. Previously it was 0 (always emulate) now it's 2 (detect whether or not the terminal supports ANSI escape sequences and behave accordingly). The default value is also now a build-time option.
* Merge branch 'busybox' into mergeRon Yorston2021-01-141-0/+8
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| * build system: make -static-libgcc selectable in configDenys Vlasenko2020-12-161-0/+8
| | | | | | | | | | | | OpenWrt wants this off. Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
* | Merge branch 'busybox' into mergeRon Yorston2020-08-231-12/+0
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| * build system: drop PLATFORM_LINUXRon Yorston2020-08-131-12/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | PLATFORM_LINUX is a hidden configuration option which is disabled by default and enabled at over a hundred locations for features that are deemed to be Linux specific. The only effect of PLATFORM_LINUX is to control compilation of libbb/match_fstype.c. This file is only needed by mount and umount. Remove all references to PLATFORM_LINUX and compile match_fstype.c if mount or umount is enabled. Signed-off-by: Ron Yorston <rmy@pobox.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
* | win32: enable globbing by defaultRon Yorston2020-06-141-5/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Change how busybox.exe expands wildcards on the command line. When globbing is enabled at compile time provide an implementation of _setargv(), which is run early during startup of C programs. This: - enables globbing by setting _dowildcard to -1 - checks for the presence of the environment BB_GLOBBING - if it exists and is set to 0 disables globbing - if it doesn't exist sets BB_GLOBBING=0 but continues to apply Windows' globbing in the current process The consequences of this are: - When busybox.exe is initially run from a Command Prompt Windows' globbing is applied; - Windows' globbing is turned off for future child processes, thus allowing the shell re-execute busybox.exe without it interfering with wildcards; - this behaviour can be overridden by setting BB_GLOBBING explicitly. Globbing can still be disabled at compile time if required. In that case BB_GLOBBING has no effect. With these changes globbing can be enabled by default and BusyBox will do the right thing in most circumstances. (See GitHub issues #172 and #189.)
* | Merge branch 'busybox' into mergeRon Yorston2020-01-081-2/+3
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| * config: PID_FILE_PATH required for FEATURE_CROND_SPECIAL_TIMESJames Byrne2019-10-141-2/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | When crond is built with FEATURE_CROND_SPECIAL_TIMES enabled, it creates a file called 'crond.reboot' at CONFIG_PID_FILE_PATH, but if FEATURE_PIDFILE is disabled, this will be an empty string and the file will be created in the root directory, which is undesirable. This commit makes PID_FILE_PATH depend on FEATURE_CROND_SPECIAL_TIMES as well as FEATURE_PIDFILE so that you get sensible behaviour in crond when FEATURE_PIDFILE is switched off. Signed-off-by: James Byrne <james.byrne@origamienergy.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
* | Merge branch 'busybox' into mergeRon Yorston2019-08-161-0/+13
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| * libbb: reduce the overhead of single parameter bb_error_msg() callsJames Byrne2019-07-021-0/+13
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Back in 2007, commit 0c97c9d43707 ("'simple' error message functions by Loic Grenie") introduced bb_simple_perror_msg() to allow for a lower overhead call to bb_perror_msg() when only a string was being printed with no parameters. This saves space for some CPU architectures because it avoids the overhead of a call to a variadic function. However there has never been a simple version of bb_error_msg(), and since 2007 many new calls to bb_perror_msg() have been added that only take a single parameter and so could have been using bb_simple_perror_message(). This changeset introduces 'simple' versions of bb_info_msg(), bb_error_msg(), bb_error_msg_and_die(), bb_herror_msg() and bb_herror_msg_and_die(), and replaces all calls that only take a single parameter, or use something like ("%s", arg), with calls to the corresponding 'simple' version. Since it is likely that single parameter calls to the variadic functions may be accidentally reintroduced in the future a new debugging config option WARN_SIMPLE_MSG has been introduced. This uses some macro magic which will cause any such calls to generate a warning, but this is turned off by default to avoid use of the unpleasant macros in normal circumstances. This is a large changeset due to the number of calls that have been replaced. The only files that contain changes other than simple substitution of function calls are libbb.h, libbb/herror_msg.c, libbb/verror_msg.c and libbb/xfuncs_printf.c. In miscutils/devfsd.c, networking/udhcp/common.h and util-linux/mdev.c additonal macros have been added for logging so that single parameter and multiple parameter logging variants exist. The amount of space saved varies considerably by architecture, and was found to be as follows (for 'defconfig' using GCC 7.4): Arm: -92 bytes MIPS: -52 bytes PPC: -1836 bytes x86_64: -938 bytes Note that for the MIPS architecture only an exception had to be made disabling the 'simple' calls for 'udhcp' (in networking/udhcp/common.h) because it made these files larger on MIPS. Signed-off-by: James Byrne <james.byrne@origamienergy.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
* | Merge branch 'busybox' into mergeRon Yorston2019-05-271-0/+9
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| * Optionally re-introduce bb_info_msg()James Byrne2019-04-301-0/+9
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Between Busybox 1.24.2 and 1.25.0 the bb_info_msg() function was eliminated and calls to it changed to be bb_error_msg(). The downside of this is that daemons now log all messages to syslog at the LOG_ERR level which makes it hard to filter errors from informational messages. This change optionally re-introduces bb_info_msg(), controlled by a new option FEATURE_SYSLOG_INFO, restores all the calls to bb_info_msg() that were removed (only in applets that set logmode to LOGMODE_SYSLOG or LOGMODE_BOTH), and also changes informational messages in ifplugd and ntpd. The code size change of this is as follows (using 'defconfig' on x86_64 with gcc 7.3.0-27ubuntu1~18.04) function old new delta bb_info_msg - 182 +182 bb_vinfo_msg - 27 +27 static.log7 194 198 +4 log8 190 191 +1 log5 190 191 +1 crondlog 45 - -45 ------------------------------------------------------------------------------ (add/remove: 2/1 grow/shrink: 3/0 up/down: 215/-45) Total: 170 bytes If you don't care about everything being logged at LOG_ERR level then when FEATURE_SYSLOG_INFO is disabled Busybox actually gets smaller: function old new delta static.log7 194 200 +6 log8 190 193 +3 log5 190 193 +3 syslog_level 1 - -1 bb_verror_msg 583 581 -2 crondlog 45 - -45 ------------------------------------------------------------------------------ (add/remove: 0/2 grow/shrink: 3/1 up/down: 12/-48) Total: -36 bytes Signed-off-by: James Byrne <james.byrne@origamienergy.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
* | config: add a comment to indicate WIN32 settingsRon Yorston2019-04-051-0/+2
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* | win32: consolidate file metadata optionsRon Yorston2019-03-121-10/+4
| | | | | | | | Merge FEATURE_IDENTIFY_OWNER into FEATURE_EXTRA_FILE_DATA.
* | win32: implement readlink(2)Ron Yorston2019-03-061-0/+10
| | | | | | | | | | | | | | | | | | | | Provide an implementation of readlink(2) based on code from Git for Windows. This version only supports symbolic links, not mount points, as the latter seem to work well enough as-is. With this change the ls and stat applets can display the targets of symbolic links. The readlink applet has been enabled in the default configuration.
* | win32: make stat(2) try to identify the owner of filesRon Yorston2019-03-011-0/+8
| | | | | | | | | | Extend stat(2) so it tries to determine whether a file belongs to the current user or not. If not it's said to belong to root.
* | win32: use manifest provided by MinGW-w64Ron Yorston2019-02-211-8/+0
| | | | | | | | | | | | | | | | | | The manifest included here wasn't effective in telling Windows about version compatibility. Use the default manifest provided by MinGW-w64 instead. On Fedora this requires installing the mingw32-windows-default-manifest and/or mingw64-windows-default-manifest packages.
* | win32: make stat(2) fetch additional metadataRon Yorston2019-02-161-0/+10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Modify the WIN32 implementation of stat(2) to fetch inode number, device id and number of hardlinks. This requires opening a handle to the target file so it will be slower. A number of features can be enabled or start to work: - tar can detect if an archive is being stored in itself; - find can support the -inum and -links options; - ls can display inode numbers; - diff can detect attempts to compare a file with itself; - du has better support for hardlinked files; - cp can detect attempts to copy a file over itself.
* | win32: add support for the euro currency symbolRon Yorston2019-02-021-0/+9
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The euro currency symbol was added to some OEM code pages. See: https://www.aivosto.com/articles/charsets-codepages-dos.html Add a configuration option (enabled by default) to support this. When enabled: - The read_key() function requests wide character key events. This allows the euro symbol to be entered regardless of the console OEM code page, though it needs to be available in the ANSI code page. - Conversions between OEM and ANSI code pages in winansi.c are modified to work around a bug in the Microsoft routines. - If the OEM code page is 850 when BusyBox starts it's changed to 858. This is the only currently supported OEM code page. Also, the shell read builtin is modified to use read_key() whenever input is being taken from the console.
* | Merge branch 'busybox' into mergeRon Yorston2019-01-101-1/+1
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| * build system: fix compiler warningsDenys Vlasenko2019-01-061-1/+1
| | | | | | | | Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
* | Merge branch 'busybox' into mergeRon Yorston2018-11-281-0/+5
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| * busybox: add '--show SCRIPT' option to display scriptsRon Yorston2018-11-181-0/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add an option to allow the content of embedded scripts to be displayed. This includes applet scripts, custom scripts and the .profile script. function old new delta busybox_main 624 701 +77 find_script_by_name - 24 +24 scripted_main 41 35 -6 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 1/1 up/down: 101/-6) Total: 95 bytes Signed-off-by: Ron Yorston <rmy@pobox.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
* | Merge branch 'busybox'Ron Yorston2018-07-251-1/+1
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| * restore documentation on the build config languageKartik Agaram2018-06-061-1/+1
| | | | | | | | | | | | | | | | | | | | Kconfig-language.txt was deleted in commit 4fa499a17b52b back in 2006. Move to docs/ as suggested by Xabier Oneca: http://lists.busybox.net/pipermail/busybox/2014-May/080914.html Also update references to it everywhere. Signed-off-by: Kartik Agaram <akkartik@gmail.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
* | win32: fix typomanifestRon Yorston2018-07-251-1/+2
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* | win32: make version info and manifest resources configurableRon Yorston2018-07-241-1/+23
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* | Merge branch 'busybox' into mergeRon Yorston2018-04-091-0/+8
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| * i386: make stack size optimization selectable, and allow i486 insns (bswap)Denys Vlasenko2018-04-061-0/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | It's hard to imagine someone still using non-bswap equipped CPU function old new delta xmalloc_optname_optval 888 879 -9 write_leases 214 205 -9 write32 36 27 -9 update_status 612 603 -9 udhcpd_main 1468 1459 -9 udhcpc_main 2708 2699 -9 udhcp_run_script 804 795 -9 sha256_process_block64 423 414 -9 sha1_process_block64 337 328 -9 sha1_end 80 71 -9 send_ACK 161 152 -9 select_lease_time 64 55 -9 rpm_getint 118 109 -9 readprofile_main 1719 1710 -9 read32 33 24 -9 rdate_main 236 227 -9 machtime 39 30 -9 inet_addr_match 103 94 -9 get_prefix 344 335 -9 f_write32 31 22 -9 f_read32 31 22 -9 dumpleases_main 620 611 -9 KeyExpansion 197 188 -9 udhcp_str2optset 536 518 -18 read_config 222 204 -18 lfp_to_d 55 37 -18 ipaddr_modify 1226 1208 -18 dnsd_main 1278 1260 -18 des_crypt 1344 1326 -18 d_to_lfp 106 88 -18 bb_bswap_64 29 11 -18 INET_setroute 827 809 -18 read_leases 330 309 -21 zcip_main 1256 1229 -27 send_offer 476 449 -27 ipcalc_main 534 507 -27 handle_incoming_and_exit 2821 2794 -27 fmt_time_bernstein_25 131 104 -27 common_traceroute_main 3804 3768 -36 rpm_gettags 451 397 -54 parse_args 1412 1358 -54 volume_id_probe_hfs_hfsplus 627 564 -63 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 0/42 up/down: 0/-732) Total: -732 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
* | Allow icon resources to be included in the binaryRon Yorston2018-03-271-0/+25
| | | | | | | | | | Include two styles of icon from the GNOME Adwaita theme. These are enabled by default and add 30 Kbytes to the size of the binary.
* | win32: allow use of shell's PRNG for /dev/urandomRon Yorston2018-03-221-12/+33
| | | | | | | | | | | | Allow either ISAAC or the shell's built-in pseudo-random number generator to be used for /dev/urandom. The latter is smaller so it's the default.
* | win32: always use safe API calls to manipulate environmentRon Yorston2018-02-131-10/+0
| | | | | | | | | | | | | | | | | | | | | | It turns out that with the new toolchain safe API calls work on all all platforms. Even the original code from commit fa147bd7e works on Windows XP when built with the new tools. - Remove the unsafe environment manipulation via the environ array - Microsoft's putenv takes a copy of its argument so the string can be freed - Rewrite some routines and add more error checking
* | Merge branch 'busybox' into mergeRon Yorston2017-08-221-7/+14
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| * klibc-utils: new applets: resume, nuke, minipsDenys Vlasenko2017-08-181-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | minips is a pure alias to ps, just in case someone needs 100% klibc-utils compat. nuke is a primitive version of "rm -rf" without options and error checks. ~30 bytes. resume is a tool for initramfs which resumes from a given block device. function old new delta resume_main - 582 +582 packed_usage 31640 31712 +72 nuke_main - 28 +28 xstrtoull - 24 +24 applet_names 2646 2665 +19 applet_main 1532 1544 +12 applet_suid 96 97 +1 applet_install_loc 192 193 +1 applet_flags 96 97 +1 ------------------------------------------------------------------------------ (add/remove: 5/0 grow/shrink: 6/0 up/down: 740/0) Total: 740 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
| * build system: remove unused CONFIG_FEATURE_HAVE_RPCDenys Vlasenko2017-08-141-7/+0
| | | | | | | | Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
| * config: FEDORA_COMPAT option (so far only tweaks uname)Denys Vlasenko2017-08-031-0/+13
| | | | | | | | Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
* | Merge branch 'busybox' into mergeRon Yorston2017-07-291-50/+46
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| * config: trim/improve item names and help texts.Denys Vlasenko2017-07-271-50/+46
| | | | | | | | Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
* | Merge branch 'busybox' into mergeRon Yorston2017-07-241-309/+309
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| * config: deindent all help textsDenys Vlasenko2017-07-211-309/+309
| | | | | | | | | | | | Those two spaces after tab have no effect, and always a nuisance when editing. Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
* | Merge branch 'busybox' into mergeRon Yorston2017-07-181-137/+143
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| * config: reorder items in "Busybox Settings", improve helpDenys Vlasenko2017-07-151-63/+69
| | | | | | | | Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
| * config: merge "Busybox Settings" and "Busybox Library Tuning" into one menuDenys Vlasenko2017-07-151-47/+51
| | | | | | | | | | | | Tweak a few help texts while at it Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
| * config: fix tab-damaged help textDenys Vlasenko2017-07-151-4/+3
| | | | | | | | Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
| * build system: FEATURE_LIBBUSYBOX_STATIC - try to pull libc/libm into libbusyboxDenys Vlasenko2017-07-151-23/+20
| | | | | | | | | | | | It variously fails with different toolchains I tried... Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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