Pádraig Brady [Thu, 14 Jan 2016 14:21:53 +0000 (14:21 +0000)]
tests: simplify invalid signal determination for kill -l
* src/operand2sig.c (operand2sig): Add a detailed comment explaining
why we validate even very large shell exit status values.
* tests/misc/kill.sh: Add a test case for the ksh scheme.
Simplify the INVALID signal number determination which also avoids
a false failure on systems like FreeBSD 10 with incomplete
signal list (caused by inaccurate NSIG).
Pádraig Brady [Thu, 14 Jan 2016 02:18:58 +0000 (02:18 +0000)]
tests: support older fallocate number formats
* tests/cp/fiemap-extents.sh: Support RHEL6 fallocate
which doesn't support IEC suffixes like "MiB" on numbers.
Also add some extra framework_failure_ protections.
Reported by Assaf Gordon.
Pádraig Brady [Thu, 14 Jan 2016 01:17:57 +0000 (01:17 +0000)]
sort: with --debug, flag setlocale() failures on OpenBSD
Locale categories are not equivalent on OpenBSD,
and LC_COLLATE only supports "C" for example.
Now LC_ALL is supported to set multiple other categories
on OpenBSD, so setlocale(LC_ALL, "") returns a string
indicating which categories were updated and which ignored.
Therefore...
* src/sort.c (main): ...Call setlocale(LC_COLLATE, "")
to explicitly check whether a specified LC_ALL or
LC_COLLATE environment variable value is supported
for the LC_COLLATE category. Also use !! to explicitly
convert to bool to support c89 systems where bool is an int,
and thus would get values > 1.
Reported by Assaf Gordon.
Pádraig Brady [Mon, 11 Jan 2016 22:31:45 +0000 (22:31 +0000)]
doc: suggest dd "sync" flag to maximize "nocache" effectiveness
doc/coreutils.texi (dd invocation): Add oflag=sync to the streaming
example. Also reference the "direct" flag. Mention this is only
a request to the system.
* src/dd.c (usage): Mention the "sync" flag along with "nocache".
Also mention that it's only a request to drop the cache.
* THANKS.in: Add reporter Francois Rigault.
Pádraig Brady [Tue, 12 Jan 2016 13:12:37 +0000 (13:12 +0000)]
doc: mention the '0#' printf flags with stat %a
* src/stat.c (usage): Mention the '#' and '0' flags are useful with %a.
* doc/coreutils.texi (stat invocation): Likewise. Also give an example
printing unambiguous octal output.
Reported at http://bugs.debian.org/810539
Pádraig Brady [Tue, 12 Jan 2016 12:39:43 +0000 (12:39 +0000)]
mv: fix data loss with repeated source dir and same destination
commit v8.23-31-g90aa291 failed to consider this case,
where the previous rename has failed, thus causing the
following to remove the specified directory:
mv dir dir dir
* src/copy.c (copy_internal): Assume this rename attempt has
succeeded, as a previous failure will already have been handled,
and we don't want to remove the source directory in this case.
* tests/cp/duplicate-sources.sh: Consolidate this test file to...
* tests/mv/dup-source.sh: ...here. Add test cases for same
source and dest.
* tests/local.mk: Remove the consolidated test.
* NEWS: Mention the bug fix.
Pádraig Brady [Sat, 9 Jan 2016 01:38:30 +0000 (01:38 +0000)]
wc: avoid ambiguous output with '\n' in file names
* src/wc.c (write_counts): Shell escape the file name
if it contains '\n' so only a single line per file is output.
* tests/misc/wc-files0.sh: Add a test case.
* NEWS: Mention the improvement.
Assaf Gordon [Fri, 8 Jan 2016 18:55:12 +0000 (13:55 -0500)]
numfmt: add the -z,--zero-terminated option
* doc/coreutils.texi (numfmt invocation): Reference the description.
* src/numfmt.c: Parameterize '\n' references.
* tests/misc/numfmt.pl: Add tests for character and field processing.
* NEWS: Mention the new feature.
Pádraig Brady [Fri, 8 Jan 2016 15:57:06 +0000 (15:57 +0000)]
paste: add the -z,--zero-terminated option
* doc/coreutils.texi (paste invocation): Reference -z description.
* src/paste.c (main): Parameterize the use of '\n'.
* tests/misc/paste.pl: Add test cases.
* NEWS: Mention the new feature.
Pádraig Brady [Fri, 8 Jan 2016 15:42:56 +0000 (15:42 +0000)]
comm: support NUL --output-delimiter for consistency
* src/comm.c (main): Track the output delimiter length,
so that it can be adjusted to 1 for the NUL delimiter.
Also rename the global variable from "delimiter" to
"col_sep" so its use is more obvious, and to distinguish
from the recently added "delim" global variable.
* tests/misc/comm.pl: Adjust accordingly.
Pádraig Brady [Fri, 8 Jan 2016 15:14:01 +0000 (15:14 +0000)]
comm: add the -z,--zero-terminated option
* doc/coreutils.texi (comm invocation): Reference option description.
* src/comm.c (main): Use readlinebuffer_delim() to support
a parameterized delimiter.
* tests/misc/comm.pl: Add test cases.
* NEWS: Mention the new feature.
Pádraig Brady [Fri, 8 Jan 2016 14:31:27 +0000 (14:31 +0000)]
tac: support an empty (NUL) --separator
* doc/coreutils.texi (tac invocation): Mention the
NUL delineation with an empty --separator.
* src/tac.c (main): Allow an empty separator when -r not specified.
* tests/misc/tac.pl: Add test cases.
* NEWS: Mention the new feature.
Fixes http://bugs.gnu.org/8103
Pádraig Brady [Fri, 8 Jan 2016 13:04:03 +0000 (13:04 +0000)]
cut: add the -z,--zero-terminated option
* doc/coreutils.texi (cut invocation): Reference the description.
* src/cut.c: Parameterize '\n' references.
* tests/misc/cut.pl: Add tests for character and field processing.
* NEWS: Mention the new feature.
Pádraig Brady [Tue, 12 Jan 2016 16:29:32 +0000 (16:29 +0000)]
join,sort,uniq: with -z, treat '\n' as a field separator
* NEWS: Mention the change in behavior.
* doc/coreutils.texi (newlineFieldSeparator): A new description,
referenced from ({join,sort,uniq} invocation).
* src/system.h (field_sep): A new inline function to determine
if a character is a field separator.
* src/join.c (usage): s/whitespace/blank/ to be more accurate
wrt which characters are field separators.
(xfields): s/isblank/field_sep/.
* src/sort.c (inittables): Likewise.
* src/uniq.c (find_field): Likewise.
* tests/misc/join.pl: Adjust -z test, and add a test/example
for processing the whole record with field processing.
* tests/misc/sort.pl: Add -z test cases, including case with '\n'.
* tests/misc/uniq.pl: Add -z -f test case with \n.
Bernhard Voelker [Sun, 10 Jan 2016 00:44:04 +0000 (01:44 +0100)]
tests: fix races wrt output files of background processes
At least the false positive in tail-2/follow-stdin.sh could be seen
on a 4-core i5 system with -j8. Fix similar cases. too.
* tests/tail-2/follow-stdin.sh: Empty the 'out' file in each iteration.
Otherwise, under heavy system load, 'check_tail_output' would see the
expected output from the previous round before tail would have the
chance to come up in the background.
While at it, move the creation of the 'exp' file out of the loop.
* tests/dd/stats.sh: Empty the output file of the background process
here, too.
* tests/misc/cat-buf.sh: Likewise.
* tests/misc/stdbuf.sh: Likewise.
* tests/tail-2/wait.sh: Likewise.
Pádraig Brady [Wed, 6 Jan 2016 15:50:11 +0000 (15:50 +0000)]
stty: support "flusho" local setting
This is used to discard terminal output on FreeBSD based systems.
* src/stty.c (mode_info): Add FLUSHO where supported.
(usage): Document for "local" and "combination" settings.
* doc/coreutils.texi (local stty settings): Document,
mentioning that this option is supported but ignored on GNU/Linux.
Pádraig Brady [Wed, 6 Jan 2016 14:40:03 +0000 (14:40 +0000)]
stty: support [-]drain setting to control waiting for pending Tx
Instead of commit v8.24-132-g5171bef which only provides
control to disable this behavior (with -I), provide
the symmetrical "[-]drain" special setting.
* src/stty.c (main): Parse the [-]drain setting instead of -I,
and treat like a global option.
(usage): Adjust accordingly.
* tests/misc/stty.sh: Test "drain" with and without options.
* NEWS: Mention the new feature.
Pádraig Brady [Mon, 4 Jan 2016 12:13:40 +0000 (12:13 +0000)]
stty: support -I, --immediate to not wait for pending transmission
In some cases an initial drain may block indefinitely as discussed at:
http://lists.gnu.org/archive/html/coreutils/2016-01/msg00007.html
* src/stty.c (main): Use TCSANOW rather than TCSADRAIN if -I specified.
(usage): Document the new option.
* doc/coreutils.texi (stty invocation): Likewise.
* tests/misc/stty.sh: Ensure -I is supported.
* NEWS: Mention the new feature.
Pádraig Brady [Sun, 3 Jan 2016 01:28:47 +0000 (01:28 +0000)]
doc: avoid unwanted display of the 'coreutils' command info
* doc/coreutils.texi (coreutils): Remove this direntry
so that `info coreutils` will display the table of contents,
rather than the unlikely intended coreutils Multi-call invocation.
This also supports lookups like `info coreutils readlink`,
but note that only works with the standard info viewer,
and not with pinfo for example.
Pádraig Brady [Sat, 2 Jan 2016 22:22:55 +0000 (22:22 +0000)]
doc: mention in more places that -D will create --target-directory
* src/install.c (usage): Mention this commonly required functionality
in the -D option description.
* doc/coreutils.texi (install invocation): Likewise for the
--target-directory description.
Pádraig Brady [Sat, 2 Jan 2016 22:14:41 +0000 (22:14 +0000)]
install: only attempt to create a target dir once
* src/install.c (main): As an optimization, when calling
install_file_in_dir() for each file, only attempt to create
the target directory once, as this is invariant over the loop.
Pádraig Brady [Sat, 2 Jan 2016 18:38:37 +0000 (18:38 +0000)]
install: fix relative copies to absolute directory with -D
* src/install.c (mkancesdirs_safe_wd): Unconditionally
restore the current working directory when possibly called
multiple times (from install_file_in_dir()).
* tests/install/create-leading.sh: Add a test case.
* NEWS: Mention the fix.
Fixes http://bugs.gnu.org/21497
maint: fix sc_long_lines to warn about 100+ maximum line length again
Since commit v8.23-60-g414a8cf, the above check failed to find sources
where the length of the longest line is a 3 or more digit number.
* cfg.mk (sc_long_lines): Remove the '\' escape character before '{'
and '}', because this would mean literal '{' and '}' characters in
an extended regular expression in sed(1).
Pádraig Brady [Fri, 1 Jan 2016 14:10:41 +0000 (14:10 +0000)]
maint: update all copyright year number ranges
Run "make update-copyright" and then...
* gnulib: Update to latest with copyright year adjusted.
* tests/init.sh: Sync with gnulib to pick up copyright year.
* bootstrap: Likewise.
* tests/sample-test: Adjust to use the single most recent year.
Paul Eggert [Thu, 31 Dec 2015 22:09:05 +0000 (14:09 -0800)]
dd: append spaces to shorter status=progress line
Problem noted by Pádraig Brady in: http://bugs.gnu.org/22277#8
Also, make the output a bit more precise while we're at it.
* NEWS: Document this.
* src/dd.c (previous_time): Remove, replacing with ...
(next_time): New var. All uses changed.
This avoids some rounding errors, and should be a bit faster.
(newline_pending): Remove, replacing with ...
(progress_len): New var. All uses changed.
This lets us keep track of how many trailing spaces to append.
(print_xfer_stats): Get the time first thing, so that it's
closer to being correct. Count the bytes output, and append
trailing spaces if needed. Add remarks to translators about
translation lengths.
Paul Eggert [Thu, 31 Dec 2015 19:43:09 +0000 (11:43 -0800)]
dd: summarize in --human-readable format too
Problem reported by Linda Walsh in: http://bugs.gnu.org/17505
* NEWS: Document this.
* doc/coreutils.texi (dd invocation): Use a simpler script.
Adjust output example to match new behavior.
* src/dd.c (human_size): Remove.
All uses changed to use human_readable and ...
(human_opts): ... this new constant.
(abbreviation_lacks_prefix): New function.
(print_xfer_stats): Use it. Output both --si and --human-readable
summaries, but only if they have prefixes.
* tests/dd/reblock.sh, tests/dd/stats.sh: Test new behavior.
Pádraig Brady [Wed, 23 Dec 2015 00:43:45 +0000 (00:43 +0000)]
build: update to latest gnulib
Mainly for these changes:
- freadptr: fix to work with ungetc on all uClibc configs
- fts: enable leaf optimization for XFS
- fts: ensure leaf optimization used for NFS
- strftime-tests: avoid false failure on OS X
- intprops-tests: avoid warnings (causing CI failures)
* NEWS: Update with items from above that are
significant from the previous coreutils release.
Pádraig Brady [Mon, 21 Dec 2015 17:57:30 +0000 (17:57 +0000)]
doc: describe test operator precedence and associativity
* doc/coreutils.texi (Connectives for test): Add notes
on precedence and associativity. Also mention the
portability caveats with these operators.
* cfg.mk: Avoid sc_prohibit_test_minus_ao for coreutils.texi.
Fixes http://bugs.gnu.org/22216
Bernhard Voelker [Thu, 17 Dec 2015 11:46:59 +0000 (12:46 +0100)]
build: rely on umask for setting permissions in tarball
Commit v8.24-116-g896006b changed the file permissions for the tarball
using ug+rw. Better to let the umask decide whether the file should
be group-writeable or not.
* Makefile.am (dist-hook): Change chmod call from 'ug+rw' to '+rw'.
Pádraig Brady [Wed, 16 Dec 2015 02:07:56 +0000 (02:07 +0000)]
tests: avoid intermittent ulimit -v failures
* init.cfg (get_min_ulimit_v_): Increase the determined
virtual memory limit for the command by a page size
to avoid alignment issues causing false failures for
subsequent runs.
* tests/misc/cut-huge-range.sh: Be defensive and match
the cut invocations under test, more closely with the
form used to determine the VM memory limit.
This was noticed on i686 linux at:
http://hydra.nixos.org/build/28990456
Pádraig Brady [Wed, 16 Dec 2015 00:28:19 +0000 (00:28 +0000)]
build: ensure all files are writable in the tarball
* Makefile.am (dist-hook): Ensure all files are writable
so that extracted tarballs are easy to remove, without
getting prompts about removing read-only files.
Reported by Benno Schulenberg.
Pádraig Brady [Sun, 13 Dec 2015 02:14:06 +0000 (02:14 +0000)]
sort: fix --debug marking for -b -k1.x
We were erroneously skipping blanks in the marked comparison
_after_ the key start offset was applied.
* src/sort.c (debug_keys): Don't skip starting blanks
if already handled by begfield().
* tests/misc/sort-debug-keys.sh: Add a test case.
* NEWS: Mention the bug fix.
Fixes http://bugs.gnu.org/22155
Pádraig Brady [Sun, 13 Dec 2015 14:58:53 +0000 (14:58 +0000)]
stat: report file system type for "overlayfs"
* src/stat.c (human_fstype): Add "overlayfs", and tag it as "remote"
to ensure that tail continues to use the more conservative polling mode.
* README-release: Remove a stale comment about updating fremote()
in tail.c. Also give a link to *_SUPER_MAGIC definitions
not in the standard linux/magic.h location.
* NEWS: Mention that this file system is recognized.
doc: clarify behaviour of mv for existing target directories
* doc/coreutils.texi (mv invocation): Add a sentence to clarify that
mv(1) will only replace empty directories in the target, and fail with
a diagnostic otherwise. Discussed at:
http://lists.gnu.org/archive/html/coreutils/2015-12/msg00000.html
Bernhard Voelker [Mon, 30 Nov 2015 21:09:29 +0000 (22:09 +0100)]
doc: avoid confusing K argument in the man pages of head and tail
The character 'K' representing numeric user input can be confusing,
especially in the context where it can be suffixed by the multipliers
K, M, G, etc.
Use NUM instead.
* doc/coreutils.texi (head invocation): Replace @var{k} by @var{num}.
Also change @var{count} in the paragraph about the obsolete option
syntax.
(tail invocation): Likewise. Furthermore, adjust the option order to
alphabetical sorting.
* src/head.c (usage): s/K/NUM/ in as placeholder in the -c and -n
options. Furthermore, print the actual DEFAULT_NUMBER instead of the
hard-coded 10.
* src/tail.c (usage): s/K/NUM/ in as placeholder in the -c and -n
options. Add "[+]" to clarify that NUM may optionally be preceded by
this sign. Remove the redundant explanation of the optional '+' prefix
for NUM, as that is now clear from the option description above.
Suggested by Dan Jacobson in http://bugs.gnu.org/22042
Pádraig Brady [Fri, 27 Nov 2015 12:26:00 +0000 (12:26 +0000)]
build: support reproducible builds with consistent man pages
Use a consistent date in the generated man pages
even if SOURCE_DATE_EPOCH is not set.
* Makefile.am: Generate .timestamp in the tarball.
* man/local.mk: Pass .timestamp if available to help2man.
* man/dummy-man: Don't bother with the year in the stub.
Pádraig Brady [Wed, 25 Nov 2015 13:38:29 +0000 (13:38 +0000)]
build: avoid makeinfo unless required
* doc/local.mk (constants.texi): Avoid calling makeinfo unless
the constants derived from tail and shred have changed.
This avoids a dependence on makeinfo from patched sources,
and avoids an expensive makeinfo call for developers.
Pádraig Brady [Wed, 25 Nov 2015 11:57:34 +0000 (11:57 +0000)]
doc: clarify descriptions for tr --squeeze-repeats
* doc/coreutils.texi (uniq invocation): Fix the description of
problematic input to say "blank lines" rather than "two or more
blank lines".
(tr invocation): Clarify that -s only works with SET1 when
not translating (when SET2 not specified). Also explicitly
state in examples where blank lines are deleted.
Also add "deleting" to the menu item.
* src/tr.c (usage): Improve the -s summary to say it always
operates on the last specified SET.
Pádraig Brady [Sat, 21 Nov 2015 05:13:49 +0000 (05:13 +0000)]
doc: provide an example for prefixing all tail output lines
* doc/coreutils.texi (tail invocation): Provide an example using awk
to convert tail ==> file <== headers to file: prefixes on each line.
Suggested by Stephen Shirley.
Dmitry Monakhov [Fri, 30 Oct 2015 22:04:46 +0000 (22:04 +0000)]
copy: fix copying of extents beyond the apparent file size
fallocate can allocate extents beyond EOF via FALLOC_FL_KEEP_SIZE.
Where there is a gap (hole) between the extents, and EOF is within
that gap, the final hole wasn't reproduced, resulting in silent
data corruption in the copied file (size too small).
* src/copy.c (extent_copy): Ensure we don't process extents
beyond the apparent file size, since processing and allocating
those is not currently supported.
* tests/cp/fiemap-extents.sh: Renamed from tests/cp/fiemap-empty.sh
and re-enable parts checking the extents at and beyond EOF.
* tests/local.mk: Reference the renamed test.
* NEWS: Mention the bug fix.
Fixes http://bugs.gnu.org/21790
Pádraig Brady [Mon, 23 Nov 2015 17:11:26 +0000 (17:11 +0000)]
md5sum,sha*sum: ensure --ignore-missing fails when no file verified
* src/md5sum.c (digest_check): Update a matched_checksums bool upon
matched checksum, and fail (loudly unless --status is specified)
if there were no matches. Also change properly_formatted_lines
to a bool while at it since we don't need to track the plurality.
* tests/misc/md5sum.pl: Add a test case.
Suggested by Jim Meyering.
Luther Thompson [Sun, 22 Nov 2015 21:47:59 +0000 (21:47 +0000)]
md5sum,sha*sum: add --ignore-missing for checking a subset of files
* doc/coreutils.texi (md5sum invocation): Document the new option.
* src/md5sum.c (digest_file): Return an empty digest to indicate
a missing file.
(digest_check): Don't fail or output status given an empty checksum.
(usage): Document the new option.
(main): Process and validate the new option.
* tests/misc/md5sum.pl: Add new test cases.
* NEWS: Mention the new feature.
Fixes http://bugs.gnu.org/15604
Pádraig Brady [Fri, 20 Nov 2015 11:54:00 +0000 (11:54 +0000)]
doc: give a tee example for combining process substitution outputs
This can be useful if you want to further process data
from process substitutions. For example:
datagen | tee >(md5sum --tag) > >(sha256sum --tag) | sort
* doc/coreutils.texi (tee invocation): Mention that -p is
useful with pipes that may not consume all data.
Add an example, similar to the one above.
* THANKS.in: Add Jirka Hladky.
Pádraig Brady [Sat, 21 Nov 2015 10:59:37 +0000 (10:59 +0000)]
tests: avoid false failure on older NFS implementations
* tests/ls/stat-failed.sh: Skip the test if 'd' is returned as the type,
and document where this was seen. Also flag failure to write small
temp files during the test as an error rather than a failure.
Fixes http://bugs.gnu.org/21130
Pádraig Brady [Wed, 18 Nov 2015 14:21:45 +0000 (14:21 +0000)]
build: fix VPATH build with --disable-dependency-tracking
* src/local.mk: Run `mkdir -p src` in all our explicit rules,
as in a VPATH build the src/ dir is only created at configure time
as a side effect of dependency tracking generation.
* src/csplit.c: (save_line_to_file): check fwrite failures, report
and exit immediately instead of deferring to 'close_output'.
* tests/misc/csplit-io-err.sh: test fwrite failure using LD_PRELOAD.
* tests/local.mk: add new test.
Pádraig Brady [Tue, 10 Nov 2015 14:05:50 +0000 (14:05 +0000)]
tests: ensure programs are built before testing
programs may not be built due to missing system dependencies,
or any program can be excluded at configure time with
--enable-no-install-program. So ensure we're not testing the
system versions in these cases.
* init.cfg (print_ver_): Call require_built_ first.
* tests/misc/tty-eof.pl: Skip programs not built.
* tests/Coreutils.pm (run_tests): Likewise.
* tests/misc/ls-misc.pl: Use 'env test' rather than abs path.
* tests/misc/test-diag.pl: Likewise.
* tests/local.mk: Adjust include order for dependencies.
* tests/misc/arch.sh: Remove redundant calls to require_built_.
* tests/misc/chroot-fail.sh: Likewise.
* tests/misc/groups-dash.sh: Likewise.
* tests/misc/groups-version.sh: Likewise.
* tests/misc/stdbuf.sh: Likewise.
* tests/cp/acl.sh: Remove problematic call to print_ver_ [gs]etfacl.
* tests/mv/acl.sh: Likewise.
* cfg.mk (sc_env_test_dependencies): A new syntax check to enforce
specifying dependencies with print_ver_ for programs
specified through the env command.
* du/bigtime.sh: Add new print_ver_ dependencies.
* du/max-depth.sh: Likewise.
* dd/ascii.sh: Likewise.
* tests/ls/capability.sh: Likewise.
* tests/ls/root-rel-symlink-color.sh: Likewise.
* tests/misc/chroot-fail.sh: Likewise.
* tests/misc/readlink-fp-loop.sh: Likewise.
* tests/misc/sort-debug-keys.sh: Likewise.
* tests/readlink/can-e.sh: Likewise.
* tests/readlink/can-f.sh: Likewise.
* tests/readlink/can-m.sh: Likewise.
* tests/tail-2/inotify-race.sh: Likewise.
* tests/tail-2/inotify-race2.sh: Likewise.
* tests/touch/no-create-missing.sh: Likewise.
* tests/touch/no-dereference.sh: Likewise.
* tests/misc/printenv.sh: Tweak to avoid syntax check trigger.
* tests/misc/help-version.sh: Likewise.
* tests/misc/yes.sh: Likewise.
* tests/misc/printf-quote.sh: Use previously unused $prog.
* configure.ac (EXTRA_MANS): Add $gl_no_install_prog to the list
so that check-x-vs-1 syntax check is satisfied.
Pádraig Brady [Mon, 9 Nov 2015 18:50:21 +0000 (18:50 +0000)]
tests: cleanup trapping of signal names
A side effect of this cleanup is we no longer
depend on our own kill command being built.
* init.cfg (require_trap_signame_): A new function to verify
that the shell supports specifying traps by signal name.
(require_kill_group_): A new function to ensure the shell
supports sending a signal to a group.
* tests/du/move-dir-while-traversing.sh: Ensure trap supports
signal names.
* tests/misc/stty-invalid.sh: Likewise.
* tests/misc/stty-pairs.sh: Likewise.
* tests/misc/stty-row-col.sh: Likewise.
* tests/misc/stty.sh: Likewise.
* tests/misc/sort-compress.sh: Likewise. Also simplify trap call.
* tests/install/trap.sh: Likewise.
* tests/misc/timeout.sh: Likewise.
* tests/dd/stats.sh: Likewise. Also use default kill command.
* tests/misc/timeout-group.sh: Likewise.
Pádraig Brady [Fri, 6 Nov 2015 16:31:22 +0000 (16:31 +0000)]
tests: fix dirent d_type support verification
* init.cfg (require_dirent_d_type_): Don't use df -x
to exclude XFS, since this depends on a correct mtab
which is brittle and often not correct within chroots.
* tests/d_type-check: Check also the d_type of files,
which excludes XFS appropriately. Specify all argument
and return types to avoid truncated pointers being passed,
which skipped the test due to crashes on x86_64 at least.
Simplify the C library lookup by reusing the interpreter's.
chroot issue reported at https://bugzilla.redhat.com/1263341
Pádraig Brady [Wed, 4 Nov 2015 02:44:41 +0000 (02:44 +0000)]
maint: add a syntax check to avoid unstyled quoting
* src/paste.c (main): Use our styled wrapper for quotearg_colon().
* cfg.mk (sc_prohibit-quotearg): A new syntax check to avoid
future uses of unstyled quotearg to one of the internal slots,
and thus destined for diagnostic output.
Pádraig Brady [Wed, 4 Nov 2015 01:14:33 +0000 (01:14 +0000)]
paste: avoid confusing backslash quoting in diagnostic
* src/paste.c (main): Setting the quoting style to "escape"
went against the intent of the comment about presenting
doubled backslashes to the user. Instead use "c-maybe"
which is the only mode which avoids doubled backslashes,
and provides protection against arbitrary control characters.
* tests/misc/paste.pl: Adjust accordingly.
Pádraig Brady [Tue, 3 Nov 2015 16:32:08 +0000 (16:32 +0000)]
ls: default to --quoting=shell-escape for output to terminal
* src/ls.c (decode_switches): Set "shell-escape" if isatty().
* doc/coreutils.texi (ls invocation): Update the defaults description.
* NEWS: Mention the change in behavior. It should not have
backwards compat issues, but mentioning here just in case.
Pádraig Brady [Tue, 3 Nov 2015 12:56:22 +0000 (12:56 +0000)]
printf: support the %q format to quote for shell
* src/printf.c (usage): Mention the new format.
(print_formatted): Handle the quoting by calling
out to the quotearg module with "shell-escape" mode.
* doc/coreutils.texi (printf invocation): Document %q.
* tests/misc/printf-quote.sh: New test.
* tests/local.mk: Reference new test.
* NEWS: Mention the new feature.
Pádraig Brady [Tue, 3 Nov 2015 11:07:06 +0000 (11:07 +0000)]
ls: avoid redundant processing when already escaping
This is mainly noticeable when the multi-byte code
within ls.c is triggered by multi-byte quotes.
$ seq 200000 | xargs touch
$ time ls-old -U --quoting=locale --hide-control-chars >/dev/null
real 0m0.483s
$ time ls-new -U --quoting=locale --hide-control-chars >/dev/null
real 0m0.430s
* src/ls.c (quote_name): Avoid rescanning the output looking for
unprintable chars when we know the quoting mode already escapes them.
* tests/misc/ls-misc.pl: Add tests for all quoting modes, with and
without -q, to verify this assumption.
Pádraig Brady [Tue, 3 Nov 2015 10:13:11 +0000 (10:13 +0000)]
ls: document and test new shell-escape quoting
* doc/coreutils.texi (ls invocation): Describe the new
'shell-escape' and 'shell-escape-always' quoting options.
* src/ls.c (usage): Mention the new quoting options.
* tests/misc/ls-misc.pl: Add a test for 'shell-escape'
Pádraig Brady [Sun, 1 Nov 2015 18:53:26 +0000 (18:53 +0000)]
all: avoid quoting file names when possible
Quote file names using the "shell-escape" or "shell-escape-always"
methods, which quote as appropriate for most shells,
and better support copy and paste of presented names.
The "always" variant is used when the file name is
embedded in an error message with surrounding spaces.
* cfg.mk (sc_error_shell_quotes): A new syntax check rule
to suggest quotef() where appropriate.
(sc_error_shell_always_quotes): Likewise for quoteaf().
* src/system.h (quotef): A new define to apply shell quoting
when needed. I.E. when shell character or ':' is present.
(quoteaf): Likewise, but always quote.
* src/*.c: Use quotef() and quoteaf() rather than quote()
where appropriate.
* tests/: Adjust accordingly.
Pádraig Brady [Sun, 1 Nov 2015 18:48:22 +0000 (18:48 +0000)]
md5sum: ensure a single status line per file
* src/md5sum.c: Use the same file name escaping method used
when generating and checking checksums. I.E. ensure a single line
per file by starting the line with '\' for any file name containing '\n'
and replacing those with "\\n".
* NEWS: Move the item from changes in behavior to improvements,
since this is no longer a backwards incompat change when
processing stdout status messages.
* tests/misc/md5sum.pl: Remove quotes from expected status output.
* tests/misc/sha1sum.pl: Likewise.
Pádraig Brady [Wed, 28 Oct 2015 13:02:31 +0000 (13:02 +0000)]
all: replace most uses of quotearg_colon() with quote()
Related to commit v8.24-61-g6796698 this provides
more consistent quoting, as quotearg_colon() defaults
to "literal" quoting by default, while quote()
provides appropriate quoting for diagnostics by default.
* gl/modules/randread: Depend on quote module rather than quotearg.
* gl/lib/randread.c: Used quote() not quotearg_colon().
* src/: Likewise.
* src/shred.c: Likewise. Also avoid unnecessary quoting
introducing overhead when wiping names.
* cfg.mk: Relax the matching expression to allow
"qname" variables as used in shred.c to satisfy the check.
* tests/: Adjust accordingly.
Pádraig Brady [Sun, 1 Nov 2015 20:37:00 +0000 (20:37 +0000)]
doc: fix texinfo for short options taking a parameter
* doc/coreutils.texi: (tail invocation): Add missing -s,
along with the existing --sleep-interval description.
(csplit invocation): s/--suffix/--suffix-format/.
(head invocation): Use same variable (COUNT) for -n and --head-count.
(seq invocation): Add opindex items for all options.
(ptx invocation): Likewise.
Fix typo s/--flac-truncation/--flag-truncation/.
(touch invocation): State explicitly that -d takes a parameter,
which also indicates that an '=' is not to be used
for the short option syntax.
(ls invocation): Likewise for the -w option.
Fixes http://bugs.gnu.org/21809
Pádraig Brady [Wed, 28 Oct 2015 13:50:40 +0000 (13:50 +0000)]
doc: clarify iso-8601 formats used by ls and du
* doc/coreutils.texi (du invocation): Remove 'like' from
mentions of ISO-8601 as the components are individually conformant.
(ls invocation): Likewise, except for --time-style=iso for recent
files, where the MM-DD component is not a valid ISO-8601 timestamp.
Pádraig Brady [Fri, 23 Oct 2015 02:19:18 +0000 (03:19 +0100)]
date: use extended format timezone for --iso-8601
* src/date.c (main): Use %:z rather than %z with --iso-8601
as the standard states to consistently use extended format.
Note either format can be parsed by date.
* tests/misc/date.pl: Adjust accordingly.
* doc/coreutils.texi (du invocation): Clarify that "iso"
time styles are only similar to ISO-8601.
(ls invocation): Likewise.
(date invocation): Adjust the comment stating
that only --rfc-3339 output can be parsed by date(1).
* NEWS: Mention the change in behavior.
Reported at http://bugs.debian.org/799479
Pádraig Brady [Thu, 22 Oct 2015 13:34:08 +0000 (14:34 +0100)]
copy,dd: simplify and optimize NUL bytes detection
* src/factor.c: Move LIKELY() definition to...
* src/system.h: ...here.
(is_nul): Reimplement with a version that doesn't
require a sentinel after the buffer, and which calls
down to (the system optimized) memcmp.
Performance analyzed at http://rusty.ozlabs.org/?p=560
* src/dd.c (alloc_obuf): Simplify the is_nul() call by
not needing to write the sentinel.
* src/copy.c (sparse_copy): Likewise.
(copy_reg): Simplify the buffer allocation by avoiding
consideration of the sentinel in the buffer size calculation.
Pádraig Brady [Tue, 27 Oct 2015 13:13:59 +0000 (13:13 +0000)]
all: quote string arguments in error messages
These strings are often file names or other user specified
parameters, which can give confusing errors in
the presence of unexpected characters for example.
* cfg.mk (sc_error_quotes): A new syntax check rule.
* src/*.c: Wrap error() string arguments with quote().
* tests/: Adjust accordingly.
* NEWS: Mention the improvement.
Pádraig Brady [Mon, 26 Oct 2015 01:26:04 +0000 (01:26 +0000)]
md5sum: quote all printed file names
This is especially significant when using --check
with files generated on a windows system, where the \r
characters produce corrupted and confusing error messages.
This also ensures status messages are output on a single line.
* src/md5sum.c: Use quote() for printed file names.
* tests/misc/md5sum.pl: Adjust accordingly.
* NEWS: Mention the change in behavior.
Fixes http://bugs.gnu.org/21757
Pádraig Brady [Wed, 21 Oct 2015 12:57:41 +0000 (13:57 +0100)]
ls: fix off by one error when determining max display columns
* src/ls.c (main): Account for the first column not including
a separator when calculating max_idx.
* tests/ls/w-option.sh: Add a test case.
* NEWS: Mention the bug fix.
Pádraig Brady [Tue, 20 Oct 2015 13:42:39 +0000 (14:42 +0100)]
ls: allow -w0 to mean no limit on line length
* src/ls.c (print_with_separator): Renamed from print_with_commas,
and parameterized to accept the separator to print.
Also fix an edge case where '\n' not printed when
the POS variable overflows SIZE_MAX.
(print_current_files): Degenerate -x and -C to using the
cheaper print_with_separator() in the -w0 case.
* doc/coreutils.texi (ls invocation): Document the new feature.
* tests/ls/w-option.sh: A new test.
* tests/local.mk: Reference the new test.
* NEWS: Mention the improvement.
Fixes http://bugs.gnu.org/21325
Pádraig Brady [Mon, 19 Oct 2015 11:48:49 +0000 (12:48 +0100)]
ls: detect terminal color support using glob patterns
* src/ls.c (know_term_type): Corresponding to commit v8.24-48-gc249a5a,
use fnmatch to inspect the dircolors database. Noticed due to
failing tests/ls/color-{dtype-dir,term}.sh tests.
Pádraig Brady [Sun, 18 Oct 2015 21:09:19 +0000 (22:09 +0100)]
maint: fixes to support improved sc_tight_scope
The gnulib provided sc_tight_scope target was ineffective,
as it was checking against an invalid blank regular expression,
and thus ignoring any extern function issues. This is now
fixed up in gnulib, and so we need to fix our scoping issues
before the next gnulib update.
* cfg.mk: Setup and document the tight_scope config variables
appropriately.
* src/selinux.h: Since declared in *_SOURCES, use the two line
form for the extern function declarations.
* src/set-fields.h: Add the extern declarations, and since declared
in noinst_HEADERS use the single line form.