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Commit Graph

26781 Commits

Author SHA1 Message Date
Jim Meyering
31bbcc7abf ls: placate gcc-4.7.0's -Wstrict-overflow
* src/ls.c (enum parse_state): Define.
(parse_ls_color): Use enum names in place of constants,
thus avoiding the offending -1.
2011-05-28 22:10:00 +02:00
Jim Meyering
d0a9750e08 maint: remove useless (off_t) cast of lseek arg
* src/wc.c (wc): Remove unnecessary cast.
* src/head.c (elide_tail_bytes_file, elide_tail_lines_file): Likewise.
* src/tac.c (tac_seekable, tac_file): Likewise.
2011-05-28 13:52:17 +02:00
Jim Meyering
963d809ae9 tests: move tests/misc/split-* into tests/split/...
* tests/split/suffix-length: Rename from tests/misc/split-a.
* tests/split/b-chunk: Rename from misc/split-bchunk.
* tests/split/fail: Rename from tests/misc/split-fail.
* tests/split/lines: Rename from tests/misc/split-l.
* tests/split/l-chunk: Rename from tests/misc/split-lchunk.
* tests/split/r-chunk: Rename from tests/misc/split-rchunk.
* tests/Makefile.am (TESTS): Reflect renaming.
2011-05-28 13:52:17 +02:00
Pádraig Brady
54a49f22ae chown,chgrp: output the original ownership in -v messages
* src/chown-core.c (describe_change): Output the
original owner if possible.
(user_group_str): Handle the case when neither
owner or group are passed.
* NEWS: Mention the change in behavior.
2011-05-27 23:21:46 +01:00
Pádraig Brady
6b282e7510 chown,chgrp: output the correct ownership in -v messages
* src/chown_core.c (describe_change): Accept the ownership of
the original file and output that when not changing.
This is significant when --from is specified as then
the original and specified ownership may be different.
(user_group_str): A new helper function refactored from
describe_change().
(change_file_owner): Pass the original user and group
strings to describe_change().
* test/chown/basic: Add a test case.
* NEWS: Mention the fix.
2011-05-27 22:37:46 +01:00
Pádraig Brady
8a26bccb46 maint: fix a -Wstrict-overflow build failure with gcc 4.5
* src/ls.c (print_color_indicator): Avoid the warning by
not decrementing the integer.
2011-05-27 00:39:55 +01:00
Jim Meyering
ad756440fb build: --enable-gcc-warnings: enable -Wstrict-overflow in src/
* configure.ac (WARN_CFLAGS): Don't turn off -Wstrict-overflow.
(GNULIB_WARN_CFLAGS): Remove -Wstrict-overflow from the list of
warning options used in lib/.
Normally I find that -Wstrict-overflow produces too many false
positives, but considering that it warns of the bug reported in
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33498, I now think
it is worthwhile.  The lesser of two evils.
Thanks to Daniel Veillard for showing me the gcc bug report.
2011-05-26 22:13:54 +02:00
Jim Meyering
419b6c9d42 maint: accommodate gcc's -Wstrict-overflow option
* src/factor.c (factor_using_pollard_rho): Change type of "i"
to unsigned to avoid warning from gcc's -Wstrict-overflow.
* src/expr.c: Use an unsigned intermediate.
* src/dircolors.c (main): Reorder operations to avoid the risk of
pointer overflow.
* src/tr.c (squeeze_filter): Change NOT_A_CHAR from an anonymous
"enum" to an "int", to avoid this warning:
tr.c:1624:10: error: assuming signed overflow does not occur when
  simplifying conditional to constant [-Werror=strict-overflow]
* src/pr.c (main): Make index "i" unsigned.
2011-05-26 22:13:37 +02:00
Jim Meyering
d7e2365203 maint: enforce cpp indentation policy
* cfg.mk (sc_preprocessor_indentation): New test, from libvirt.
Exempt 3 files from new cppi test.
* gl/lib/randread.c: Adjust cpp indentation to comply.
* src/extent-scan.c (extent_need_sync): Likewise.
2011-05-26 22:10:46 +02:00
Jim Meyering
3f98fe3155 maint: env.c: remove unnecessary use of strchr
* src/env.c (main): Remove excess (and confusing to static analyzers)
use of strchr.
2011-05-26 22:10:46 +02:00
Jim Meyering
a042bba6c7 shred: placate coverity and fix a comment
* src/shred.c (incname): Add an assertion to tell static analyzers
that we know this particular use of strchr never returns NULL.
Finish incomplete sentence in function-describing comment.
2011-05-26 22:10:46 +02:00
Pádraig Brady
41139da2e7 maint: split: remove --filter specific code from other paths
* src/split.c (lines_chunk_split): Don't use ignore_error() which
is redundant and confusing when not running with --filter.
(lines_rr): Likewise.
(ofile_open): Likewise. Add a comment to clarify that
filters aren't restarted under file descriptor pressure.
2011-05-26 00:28:14 +01:00
Pádraig Brady
bfffa90947 split: diagnose when --filter is used with a chunk number
* src/split.c (main): Exit with a diagnostic if --filter
is specified along with a specific chunk number.
* test/split/filter: Ensure this combination fails.
2011-05-26 00:23:11 +01:00
Pádraig Brady
6eec064597 split: exit when we can no longer write to a --filter
* src/split.c (bytes_split): Stop reading when we
can no longer write to a child process.
(lines_rr): Likewise.
(lines_bytes_split): No change is made here since
input is bounded by the original file size.
* test/split/filter: Add test cases.
2011-05-26 00:12:05 +01:00
Pádraig Brady
5908e29e82 split: return success even if a --filter exits
src/split.c (main): Don't unblock SIGPIPE before cleanup,
as then any pending signals will be sent and cause
the main split process to exit with a non zero status (141).
* test/split/filter: Add a test for this case.
2011-05-26 00:10:32 +01:00
Pádraig Brady
d92849fe5a split: fix an edge case where -n l/... creates an extra file
* src/split.c (lines_bytes_chunk): Handle the edge case
where the file is truncated as we read.
* tests/misc/split-lchunk: Cleanup; no functional change.
2011-05-25 23:04:58 +01:00
Bernhard Voelker
e89c998a9e chmod: output the original mode in verbose mode
* src/chmod.c (describe_change): Pass in the original mode,
and output this in the messages.
* tests/chmod/c-option: Adjust as per the new message.
* THANKS.in: Remove the now auto-generated name.
* NEWS: Mention the change in behavior.

Signed-off-by: Pádraig Brady <P@draigBrady.com>
2011-05-25 23:04:12 +01:00
Jim Meyering
bf9d4f1317 tests: ls/stat-free-color: fix unwarranted failure on a 32-bit system
* tests/ls/stat-free-color: Also check for stat64 and lstat64 syscalls.
This fixes a test failure reported by Stefano Lattarini.
2011-05-25 08:27:34 +02:00
Jim Meyering
56a88e9522 maint: accommodate gnulib's newer tight_scope rule
* cfg.mk: Include via "-include", to accommodate new tight-scope rule.
(sc_check-AUTHORS): Change the name of the rule in src/Makefile.am
to _sc_check-AUTHORS, so it doesn't conflict with this one when
this file is included into the sub-make's context.
* src/Makefile.am (_sc_check-AUTHORS): Rename from sc_check-AUTHORS.
* gnulib: Update to latest.
2011-05-25 08:26:14 +02:00
Jim Meyering
484df12639 doc: make README-hacking slightly more generic
* README-hacking: Remove a reference to "coreutils".
2011-05-25 08:26:14 +02:00
Jim Meyering
dac67b8cc2 touch: placate static analyzers: no NULL-deref is possible
* src/touch.c (main): Avoid even the hint of possibility that
we'd dereference NULL upon localtime failure.  Coverity reported
the potential, but it appears not to be possible, since posixtime
rejects any time for which the subsequent localtime would return NULL.
See http://thread.gmane.org/gmane.comp.gnu.coreutils.general/1253
2011-05-25 08:25:54 +02:00
Pádraig Brady
7d44751f0e split: fix cases where -n l/... creates extraneous files
* src/split.c (lines_chunk_split): Ensure that data is only
written to stdout when k specified.  Also ensure that
extra files are not created when there is more data available
than reported in the file size.
* tests/misc/split-lchunk: Verify that split -n l/k/n doesn't
generate any files, and that -n l/n always generates n files.
* NEWS: Mention the fix.
2011-05-24 16:29:48 +01:00
Stéphane Raimbault
9ead32a9be doc: add a missing space in timeout --help
* src/timeout.c (usage): Add a space to be consistent
with other uses of "(the default)" in the documentation.

Signed-off-by: Pádraig Brady <P@draigBrady.com>
2011-05-24 16:17:02 +01:00
Pádraig Brady
64ceb14984 doc: improve tail -f vs. inotify description and advice
* doc/coreutils.texi (tail invocation): Adjust, and add an example.
2011-05-24 12:04:54 +02:00
Jim Meyering
0a8d30534b maint: avoid trivial syntax-check failure
* doc/coreutils.texi (tail invocation): Use @var{n}, not @var{N}.
2011-05-23 20:03:58 +02:00
Karl Berry
ac9c5330df maint: README-hacking clarifications
* README-hacking: Small getting-started clarifications.
2011-05-23 19:07:25 +02:00
Jim Meyering
acbfebeb8d doc: describe how kernel inotify support affects tail -f
* doc/coreutils.texi (tail invocation) [-f]: Mention how inotify
kernel support makes a difference.
Prompted by http://bugzilla.redhat.com/662900
2011-05-23 16:09:52 +02:00
Jim Meyering
d61f5a1c16 tests: fix typo in tac-continue
* tests/misc/tac-continue: Fix typo in usually-skipped test:
s/mkfifo_or_skip/mkfifo_or_skip_/ (i.e., append "_").
This test is usually skipped, because I'm probably the only
one to set the FULL_PARTITION_TMPDIR envvar, and recently the
one I'd been using ceased to exist, so this test was skipped
even for me.  Good argument for making this a root-only test
and creating a full partition just for this test case.
2011-05-22 17:10:31 +02:00
Jim Meyering
12c5386a30 doc: fix a formatting nit in od's texinfo documentation
* doc/coreutils.texi (od invocation): Typesetting of "bytes" was wrong.
Fix it via s/@code/@var/ so it's consistent.
2011-05-22 09:11:19 +02:00
Ivan Sichmann Freitas
485a454576 maint: fix comment typos in df.c
* src/df.c: s/Optain/Obtain/
2011-05-21 10:39:48 +02:00
Jim Meyering
cb4a0e31e2 maint: correct typos involving misuse of "a" and "an"
* NEWS: "an misleading"
* src/expr.c: "a integer
* src/ptx.c (find_occurs_in_text): "a end"
* src/shred.c (do_wipefd): "a infinite"
* src/sort.c (SUBTHREAD_LINES_HEURISTIC): "an dual-core"
(compare_random): "an checksum"
* cfg.mk (old_NEWS_hash): Update, since the typo was in old news.
2011-05-19 21:36:33 +02:00
Pádraig Brady
beaa949313 printf: fix an out-of-bounds memory access
* src/printf.c (STRTOX): Don't access memory after a
string containing a single quote character.
* tests/misc/printf: Add tests for various combinations
of single quote characters combined with a numeric format.
* THANKS.in: Add bug reporter.
* NEWS: Mention the fix.

Reported-by: Paul Marinescu <paul.marinescu@imperial.ac.uk>
2011-05-18 07:33:04 +01:00
Pádraig Brady
50ca38e523 doc: mention that ls time ordering is newest first
* src/ls.c (usage): Add the "newest first" info to
the -t and -c options
2011-05-17 07:51:44 +01:00
Pádraig Brady
5116103826 tests: refactor more tests to use mkfifo_or_skip_
* tests/cp/existing-perm-race: s/mkfifo/mkfifo_or_skip_/
* tests/cp/file-perm-race: Likewise.
* tests/cp/parent-perm-race: Likewise.
* tests/cp/special-f: Likewise.
* tests/dd/reblock: Likewise.
* tests/ls/file-type: Likewise.
* tests/misc/cat-buf: Likewise.
* tests/misc/mknod: Likewise.
* tests/misc/printf-surprise: Likewise.
* tests/misc/selinux: Likewise.
* tests/misc/sort-spinlock-abuse: Likewise.
* tests/misc/stdbuf: Likewise.
* tests/misc/tac-continue: Likewise.
* tests/init.cfg: Improve the error message when skipping.
2011-05-14 10:41:29 +01:00
Pádraig Brady
27873f1deb shuf: use memory more efficiently when returning a subset
* gl/lib/randperm.c (randperm_new): When the number of items
to return H, is much smaller than the total number of items N,
use a hash to represent the sparse permutations of the set N.
This is currently enabled for N > 128K and N/H > 32.
* tests/misc/shuf: Ensure shuf can quickly return 2 numbers
from a large range.
* gl/modules/randperm: Depend on hash.
* NEWS: Mention the change.
2011-05-14 10:30:12 +01:00
Jim Meyering
9d152a1ed7 maint: avoid syntax-check failure due to long line
* tests/du/bigtime (future_time): Split long line.
2011-05-13 23:37:23 +02:00
Jim Meyering
76f49e601e maint: add new syntax-check rule to prohibit use of skip_
* cfg.mk (sc_prohibit_skip_): New rule.
* tests/init.cfg (skip_test_): Add a comment.
2011-05-13 18:57:31 +02:00
Jim Meyering
89d542f3d8 tests: use skip_test_, not skip_
skip_test_ emits its diagnostic both to FD 9 (tty), and to
FD 2 (usually the log file), whereas init.sh's skip_ emits
only to FD 9.  Without that, the log is slightly less useful.
* tests/cp/fiemap-2: Use skip_test_, not skip_.
* tests/cp/fiemap-perf: Likewise.
* tests/du/bigtime: Likewise.
* tests/du/files0-from-dir: Likewise.
* tests/du/move-dir-while-traversing: Likewise.
* tests/init.sh: Likewise.
* tests/misc/sort-stale-thread-mem: Likewise.
* tests/misc/stat-nanoseconds: Likewise.
* tests/mv/i-3: Likewise.
* tests/mv/sticky-to-xpart: Likewise.
* tests/split/filter: Likewise.
Prompted by a report from Pádraig Brady.
2011-05-13 18:38:52 +02:00
Jim Meyering
a085b6fc6c ls: allow stat-free use of --color
Even on a system with d_type support, the default use of --color
makes ls stat every file in order to be able to honor settings like
EXEC, STICKY, ORPHAN, SETUID, etc., because those settings require
information that is not provided by dirent.d_type.  However, if
for a potentially large performance gain, you are willing to disable
those settings, you can now make ls --color give type-related coloring
and perform no stat calls at all (other than the unavoidable call-per-
command-line argument).  Before this change, even with all of those
attributes disabled, ls --color would still stat every directory.
Now, we're down to the minimum of one stat call per command-line arg.
* src/ls.c (gobble_file): With --color, don't stat a
non-command-line-specified directory when no directory-coloring
attribute is enabled.
* tests/init.cfg (require_dirent_d_type_): New function.
* tests/d_type-check: New script, mostly from Pádraig Brady.
* tests/Makefile.am (EXTRA_DIST): Add it.
* tests/ls/stat-free-color: New test.
* tests/Makefile.am (TESTS): Add it.
* doc/coreutils.texi (General output formatting): Describe how
to use dircolors to make ls --color refrain from calling stat
on a d_type-enabled file system.
Prompted by a query from Josef Bacik.
2011-05-13 18:28:43 +02:00
Jim Meyering
6bc73ee56e maint: use <unistd.h>, not "group-member.h"
gnulib's group-member module now ensures that the group_member
function is declared in <unistd.h>, just like it is glibc.
* lib/euidaccess-stat.c: Remove inclusion of "group-member.h".
* src/chgrp.c: Likewise.
2011-05-12 08:23:52 +02:00
Jim Meyering
eec0e6d2e4 build: update gnulib submodule to latest 2011-05-12 08:23:52 +02:00
Jim Meyering
9418e01abe maint: remove syntax-checking sc_tight_scope rule
* src/Makefile.am (sc_tight_scope): Remove rule.
Now it's provided via gnulib's maint.mk.
* cfg.mk (sc_tight_scope): Likewise.
2011-05-11 17:20:33 +02:00
Jim Meyering
2141543a37 maint: tail: mark a global variable as static
* src/tail.c [HAVE_INOTIFY] (inotify_wd_mask): Declare static.
2011-05-11 17:17:53 +02:00
Pádraig Brady
73fd918bd0 maint: remove -Wmissing-field-initializers workarounds
* configure.ac: Rather than disabling -Wmissing-field-initializers,
use the fact that gnulib now disables it automatically when required
(on versions of GCC older than 4.7).
* src/system.h: Remove the no longer needed DECLARE_ZEROED_AGGREGATE.
* src/ls.c: Likewise.
* src/pathchk.c: Likewise.
* src/shred.c: Likewise.
* src/stty.c: Likewise.
* src/wc.c: Likewise.
2011-05-08 17:38:37 +01:00
Jim Meyering
3c8ff029d4 tests: don't fail the split --filter=CMD test if xz is not available
* tests/split/filter: Skip if xz is not installed.
2011-05-07 07:48:00 +02:00
Jim Meyering
09baf2287e doc: document split's new --filter=CMD option
* doc/coreutils.texi (split invocation): Describe --filter=CMD.
* NEWS (New feature): Mention it.
2011-05-06 22:54:51 +02:00
Jim Meyering
2644e288e4 tests: test split's new --filter=CMD option
* tests/Makefile.am (TESTS): Add split/filter.
* tests/split/filter: New file.
2011-05-06 22:54:51 +02:00
Karl Heuer
a09d9e5bad split: accept new output --filter=CMD option
* src/split.c: Include <signal.h>, <sys/wait.h> and "sig2str.h".
(FILTER_OPTION): New anonymous enum member.
(filter_command, filter_pid): New globals.
(open_pipes, open_pipes_alloc, n_open_pipes): Likewise.
(oldblocked, newblocked): Likewise.
(longopts): Add "filter".
(usage): Document --filter.
(create): Extend to create a pipe and fork "sh -c CMD".
(closeout): Adapt to close a pipe and wait for child process.
(cwrite): Call closeout, not just close.
(lines_chunk_split): FIXME
(bytes_chunk_extract): FIXME
(opid, ofile_open, lines_rr, main): FIXME
(ignorable): New function, to encapsulate EPIPE test.
2011-05-06 22:54:51 +02:00
Jim Meyering
a1f21327eb build: update gnulib submodule to latest 2011-05-06 17:05:49 +02:00
Pádraig Brady
ebce7bfb1b sort: fix a contradictory --debug warning
* src/sort.c (key_warn): `sort -k2,1n --debug` would output
warnings about being both "zero width" and "spanning multiple fields".
Suppress the latter one.
* tests/misc/sort-debug-warn: Add a couple of test cases.
2011-05-06 08:07:46 +01:00