Age | Commit message (Collapse) | Author |
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We should bail-out if i2c_smbus_read_block_data() or
i2c_smbus_read_i2c_block_data() return 0 or less. Add the missing check
for the former and fix the existing for the latter.
Signed-off-by: Bartosz Golaszewski <bartekgola@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Currently we're calling i2c_smbus_read_block_data() for both 'i' and 's'
mode parameters. If the bus doesn't support SMBus block mode, then the
i2c access ioctl() fails. Make i2cdump behave compatibly with upstream
version by calling i2c_smbus_read_i2c_block_data() for I2C block.
Signed-off-by: Bartosz Golaszewski <bartekgola@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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We currently read data twice in byte mode. Add a check to avoid calling
i2c_smbus_read_i2c_block_data() if we're not in I2C or SMBus block mode.
Signed-off-by: Bartosz Golaszewski <bartekgola@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Signed-off-by: Bartosz Golaszewski <bartekgola@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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If the bus doesn't support SMBus Quick Write or Receive Byte commands
and we're running in auto mode all addresses will be skipped resulting
in an empty table being printed.
This is caused by not restoring the auto mode after it's been changed
for certain address ranges - we need an additional variable to hold the
temporary state.
Signed-off-by: Bartosz Golaszewski <bartekgola@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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The -H NAME is deprecated in udhcpc. See commit
2017d48c0d70bef8768efb42909e605ea8eb5a21
Signed-off-by: Natanael Copa <ncopa@alpinelinux.org>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Also, do emit error message we so painstakingly pass from gzip internals
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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If /tmp/test.sh is a script that tries to run a second script which
happens to be non-executable this:
command . /tmp/test.sh
causes a seg fault.
This is because clearredir is called in the error path to clear the
stack of redirections. The normal path then calls popredir, but popredir
fails when the stack is empty.
Reported-by: Bastian Bittorf <bittorf@bluebottle.com>
Signed-off-by: Ron Yorston <rmy@pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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evalcommand always clobbers the exit status in case of an EXEXEC
which means that exec always fails with exit status 2 regardless
of what it actually returns.
This patch adds the missing check for EXEXEC so that the correct
exit status is preserved. It causes the test ash-misc/exec.tests
to succeed.
Based on commit 7f68426 in dash git, by Herbert Xu.
Signed-off-by: Ron Yorston <rmy@pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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The exec builtin should return an exit status of 127 if the command
can't be found. It doesn't: it returns 2.
If the command builtin is used to source a script that runs a second
script that doesn't exist ash should issue an error. Instead it seg
faults.
Signed-off-by: Ron Yorston <rmy@pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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function old new delta
packed_usage 30761 30706 -55
Based on the patch by Ron Yorston.
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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In standalone shell mode search the applet table as well as PATH
when tab completing a command.
Use a stupid linear search: we're also about to read all the
directories on PATH so efficiency isn't a big concern.
function old new delta
add_match - 53 +53
complete_cmd_dir_file 687 724 +37
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(add/remove: 1/0 grow/shrink: 1/0 up/down: 90/0) Total: 90 bytes
Signed-off-by: Ron Yorston <rmy@frippery.org>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Signed-off-by: Ron Yorston <rmy@frippery.org>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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This test passes for hush
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Processing of here documents in ash has had a couple of breakages
which are now the subject of tests. This commit should fix both.
It is based on the following commit in dash git by Herbert Xu:
<7c245aa> [PARSER] Simplify EOF/newline handling in list parser
(See git://git.kernel.org/pub/scm/utils/dash/dash.git)
Reported-by: Natanael Copa <ncopa@alpinelinux.org>
Signed-off-by: Ron Yorston <rmy@pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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This reverts commit 7e66102f762a7d80715f0c7e5925433256b78cee but
leaves the test in place as it's still valid.
Reported-by: Natanael Copa <ncopa@alpinelinux.org>
Signed-off-by: Ron Yorston <rmy@pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Save the value of the checkkwd flag to prevent it being clobbered
during recursion.
Based on commit ec2c84d from git://git.kernel.org/pub/scm/utils/dash/dash.git
by Herbert Xu.
function old new delta
readtoken 190 203 +13
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(add/remove: 0/0 grow/shrink: 1/0 up/down: 13/0) Total: 13 bytes
Signed-off-by: Ron Yorston <rmy@pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Signed-off-by: Ron Yorston <rmy@pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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The command builtin should only check the default path, not $PATH,
when the -p flag is used along with -v/-V.
Based on commits 65ae84b (by Harald van Dijk) and 29ee27d (by Herbert
Xu) from git://git.kernel.org/pub/scm/utils/dash/dash.git).
function old new delta
commandcmd 72 87 +15
describe_command 437 450 +13
typecmd 84 86 +2
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(add/remove: 0/0 grow/shrink: 3/0 up/down: 30/0) Total: 30 bytes
Signed-off-by: Ron Yorston <rmy@pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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busybox sh -c 'command --' segfaults because parse_command_args
returns a pointer to a null pointer.
Based on commit 18071c7 from git://git.kernel.org/pub/scm/utils/dash/dash.git
by Gerrit Pape.
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Based on commit 49b82fc from git://git.kernel.org/pub/scm/utils/dash/dash.git
by Herbert Xu.
function old new delta
parse_command 1563 1555 -8
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(add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-8) Total: -8 bytes
Signed-off-by: Ron Yorston <rmy@pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Newline is a valid delimiter between the variable name and `in`
keyword in for loops.
Based on commit 22e8fb4 from git://git.kernel.org/pub/scm/utils/dash/dash.git
by Herbert Xu.
function old new delta
parse_command 1568 1563 -5
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(add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-5) Total: -5 bytes
Signed-off-by: Ron Yorston <rmy@pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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This used to work but doesn't now:
foo () {
cat <<EOF && { echo "$1" ; }
$1
EOF
}
foo "bar"
Reported-by: Natanael Copa <ncopa@alpinelinux.org>
Signed-off-by: Ron Yorston <rmy@pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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function old new delta
shortcuts - 52 +52
modinfo 317 330 +13
display 77 87 +10
packed_usage 30752 30761 +9
modinfo_main 351 345 -6
static.shortcuts 48 - -48
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(add/remove: 1/1 grow/shrink: 3/1 up/down: 84/-54) Total: 30 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Based on patch by Maxin B. John <maxin.john@intel.com>
function old new delta
pack_lzop 870 859 -11
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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The virtual y can be larger - and we can be even writing there since
we are taking into account the y offset. Avoids possible crash.
But use it only if set, seems it is not set if virtual area is not
allocated (though, often fbcon allocates some scrollback area).
Signed-off-by: Timo Teräs <timo.teras@iki.fi>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Add support for --no-name long option. Just silently ignore it
like the short -n option.
This allows to use busybox gzip with Lynx browser.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Add support for long options.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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function old new delta
huft_build 1296 1300 +4
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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now, we can do printf "a\tb\tcdef\n" | ./busybox tr -d "\1-\14b-e"
af
and bonus, we save some bytes.
function old new delta
expand 718 699 -19
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(add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-19) Total: -19
bytes
Signed-off-by: Richard Genoud <richard.genoud@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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IPv6 routes need the device argument for link-local routes, or they
cannot be used at all. E.g. "gateway fe80::def" seems to be used in
some places, but kernel refuses to insert the route unless device
name is explicitly specified in the route addition.
Signed-off-by: Timo Teräs <timo.teras@iki.fi>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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MONOTONIC_SYSCALL=y by default
FEATURE_LAST_SMALL is gone: now FEATURE_LAST_FANCY is a "bool", not a "choice".
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Saves 87 bytes. Assuming, of course, all platforms have it.
Signed-off-by: Ron Yorston <rmy@pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Make -I imply -r (GNU findutils seems to do the same).
Fixes the following bug:
$ echo -n | xargs -I% echo %
Segmentation fault
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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text data bss dec hex filename
926254 906 17160 944320 e68c0 busybox_old
926242 906 17160 944308 e68b4 busybox_unstripped
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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function old new delta
dumpleases_main 493 534 +41
static.dumpleases_longopts 31 41 +10
packed_usage 30777 30752 -25
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(add/remove: 0/0 grow/shrink: 2/1 up/down: 51/-25) Total: 26 bytes
Signed-off-by: Isaac Dunham <ibid.ag@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Zeroconf for IPv4
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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function old new delta
add_lease 271 298 +27
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Before:
># busybox_old rmmod gtrhfhdfghdf
rmmod: can't unload 'gtrhfhdfghdf': unknown symbol in module, or unknown parameter
After:
># busybox rmmod gtrhfhdfghdf
rmmod: can't unload module 'gtrhfhdfghdf': No such file or directory
function old new delta
modprobe_main 726 721 -5
do_modprobe 599 590 -9
rmmod_main 187 169 -18
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(add/remove: 0/0 grow/shrink: 0/3 up/down: 0/-32) Total: -32 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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function old new delta
read_cmdline 246 266 +20
procps_get_maps 196 193 -3
packed_usage 30413 30404 -9
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(add/remove: 0/0 grow/shrink: 1/2 up/down: 20/-12) Total: 8 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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