Age | Commit message (Collapse) | Author |
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Add some tests which coreutils realpath pass but BusyBox realpath
fails (bar one). Adjust xmalloc_realpath_coreutils() so the tests
pass:
- Expand symbolic links before testing whether the last path component
exists.
- When the link target is a relative path canonicalize it by passing
it through xmalloc_realpath_coreutils() as already happens for
absolute paths.
- Ignore trailing slashes when finding the last path component and
correctly handle the case where the only slash is at the start of
the path. This requires ignoring superfluous leading slashes.
- Undo all changes to the path so error messages from the caller show
the original filename.
function old new delta
xmalloc_realpath_coreutils 214 313 +99
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
xxd_main 893 890 -3
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Allow ISO 8601 style dates to include a timezone offset. Like
the '@' format these dates aren't relative to the user's current
timezone and shouldn't be subject to DST adjustment.
- The implementation uses the strptime() '%z' format specifier.
This an extension which may not be available so the use of
timezones is a configuration option.
- The 'touch' applet has been updated to respect whether DST
adjustment is required, matching 'date'.
function old new delta
parse_datestr 624 730 +106
static.fmt_str 106 136 +30
touch_main 388 392 +4
date_main 818 819 +1
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(add/remove: 0/0 grow/shrink: 4/0 up/down: 141/0) Total: 141 bytes
Signed-off-by: Ron Yorston <rmy@pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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A refactor of the awk printf code in
e2e3802987266c98df0efdf40ad5da4b07df0113
appears to have broken the printf interpretation of two percent signs,
which normally outputs only one percent sign.
The patch below brings busybox awk printf behavior back into alignment
with the pre-e2e380 behavior, the busybox printf util, and other common
(awk and non-awk) printf implementations.
function old new delta
awk_printf 626 672 +46
Signed-off-by: Daniel Thau <danthau at bedrocklinux.org>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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The input buffer is initialised to a reasonable size and extended
if necessary. When this happened the offset into the buffer wasn't
reset to zero so subsequent lines were appended to the long line.
Fix this and add some tests.
function old new delta
rev_main 377 368 -9
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(add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-9) Total: -9 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: 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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function old new delta
cut_main 884 1201 +317
packed_usage 33823 33885 +62
.rodata 104186 104179 -7
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 2/1 up/down: 379/-7) Total: 372 bytes
Signed-off-by: Rob Landley <rob@landley.net>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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function old new delta
.rodata 104139 104186 +47
chain_group 610 633 +23
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(add/remove: 0/0 grow/shrink: 2/0 up/down: 70/0) Total: 70 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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function old new delta
awk_printf 596 626 +30
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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function old new delta
evaluate 3337 3343 +6
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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printf)
function old new delta
evaluate 3329 3337 +8
Patch by Ron Yorston <rmy@pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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function old new delta
evaluate 3336 3339 +3
awk_exit 93 94 +1
awk_main 829 827 -2
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(add/remove: 0/0 grow/shrink: 2/1 up/down: 4/-2) Total: 2 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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function old new delta
evaluate 3128 3135 +7
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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function old new delta
.rodata 103681 103700 +19
parse_program 303 307 +4
evaluate 3145 3141 -4
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(add/remove: 0/0 grow/shrink: 2/1 up/down: 23/-4) Total: 19 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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function old new delta
next_token 812 825 +13
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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When the '-t DIR' option is used the loop over the remaining
arguments should terminate when a NULL pointer is reached.
function old new delta
mv_main 585 590 +5
cp_main 492 496 +4
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(add/remove: 0/0 grow/shrink: 2/0 up/down: 9/0) Total: 9 bytes
Signed-off-by: Ron Yorston <rmy@pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Testcase:
21 01 01 00 00 00 00 00 e7 01 01 01 ef 00 df b6
00 17 02 10 11 0f ff 00 16 00 00
Unfortunately, the bug is not reliably causing a segfault,
the behavior depends on what's in memory before the buffer.
function old new delta
unpack_lzma_stream 2762 2768 +6
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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It allows passing amount of bytes in the count=
function old new delta
packed_usage 33599 33617 +18
static.iflag_words 29 41 +12
dd_main 1601 1607 +6
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(add/remove: 0/0 grow/shrink: 3/0 up/down: 36/0) Total: 36 bytes
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
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
zxc_vm_process 6464 6498 +34
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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The command 'nl -b n' should output no line numbers, just some
spaces as a placeholder followed by the actual file content.
Add tests for line numbering by cat and nl. The correct results
were obtained from coreutils.
function old new delta
print_numbered_lines 152 157 +5
.rodata 182456 182453 -3
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(add/remove: 0/0 grow/shrink: 1/1 up/down: 5/-3) Total: 2 bytes
Signed-off-by: Ron Yorston <rmy@pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Treat the output of printf as binary rather than a null-terminated
string so that NUL characters can be output.
This is considered to be a GNU extension, though it's also available
in mawk and FreeBSD's awk.
function old new delta
evaluate 3487 3504 +17
awk_printf 504 519 +15
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(add/remove: 0/0 grow/shrink: 2/0 up/down: 32/0) Total: 32 bytes
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
xc_vm_init 640 682 +42
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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If we have a square, the speedup can be extremely large
(in best case example below, it's ~40000 times faster):
$ time ./busybox_old factor 18446743988964486098
18446743988964486098: 2 3037000493 3037000493
real 0m4.246s
$ time ./busybox factor 18446743988964486098
18446743988964486098: 2 3037000493 3037000493
real 0m0.000s
function old new delta
isqrt_odd - 57 +57
print_w - 36 +36
factorize 218 236 +18
print_h - 7 +7
factorize_numstr 65 72 +7
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(add/remove: 3/0 grow/shrink: 2/0 up/down: 125/0) Total: 125 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
awk_split 484 553 +69
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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function old new delta
bb_dump_dump 1523 1520 -3
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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function old new delta
bb_dump_dump 1497 1523 +26
xxd_main 459 466 +7
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(add/remove: 0/0 grow/shrink: 2/0 up/down: 33/0) Total: 33 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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function old new delta
process_stdin_with_replace 165 204 +39
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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This is a recent change in GNU grep as well (after 3.1)
function old new delta
grep_file 1215 1228 +13
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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function old new delta
sysctl_act_recursive 165 179 +14
sysctl_act_on_setting 467 471 +4
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(add/remove: 0/0 grow/shrink: 2/0 up/down: 18/0) Total: 18 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Prior to the patch, both -f and --first-only are in all cases either
no-op or ignored.
Without --tabs, --first-only is the default so specifying it is a no-op.
With --tabs, --all is implied, and --first-only is intended to reset this.
function old new delta
expand_main 690 694 +4
Signed-off-by: Mark Edgar <medgar123@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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function old new delta
parse_expr 887 896 +9
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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From POSIX.1-2008:
The pattern_list's value shall consist of one or more patterns
separated by <newline> characters;
As such, given patterns need to be split at newline characters. Without
doing so, busybox grep will interpret the newline as part of the pattern
which is not in accordance with POSIX.
See also: https://bugs.busybox.net/show_bug.cgi?id=12721
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Grep currently special-cased empty pattern file to be the same as
pattern file with one empty line (empty pattern). That does mirror how
GNU grep behaves, except when -x is provided. In that case .* pattern
needs to be used instead.
Signed-off-by: Gray Wolf <wolf@wolfsden.cz>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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Since commit 1ff7002b1 (xargs: fix handling of quoted arguments, closes
11441) the -n option hasn't worked properly:
$ echo 1 2 3 | xargs -n 1 echo
1
2
3
$
Because state is now remembered between calls to process_stdin() it's
necessary to update the state before any premature return.
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
next_token 808 831 +23
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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As reported in bug 11441 when presented with a large number of quoted
arguments xargs can return 'argument line too long':
seq 10000 29999 | sed -e 's/^/"/' -e 's/$/"/' | busybox xargs echo
This happens because the variant of process_stdin() which handles quoted
arguments doesn't preserve state between calls. If the allowed number
of characters is exceeded part way through a quoted argument the next
call to process_stdin() incorrectly treats the terminating quote as a
starting quote, thus quoting all of the argument separators.
function old new delta
process_stdin 274 303 +29
xargs_main 731 745 +14
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(add/remove: 0/0 grow/shrink: 2/0 up/down: 43/0) Total: 43 bytes
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
bc_num_cmp 249 259 +10
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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function old new delta
xc_program_print 712 735 +23
Signed-off-by: Brian Foley <bpfoley@google.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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function old new delta
zxc_vm_process 6884 6891 +7
Signed-off-by: Brian Foley <bpfoley@google.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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This matches the behaviour of both GNU dc (as specified in
its man page), and BSD dc (where stack_popstring() pops
only if the head is a string.)
Add a couple of tests to verify this behavior.
function old new delta
zxc_vm_process 6882 6884 +2
Signed-off-by: Brian Foley <bpfoley@google.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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