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2010-09-07tests: work around a failure with dash 0.5.4Pádraig Brady
* tests/misc/env: Check that the shell can support the operation, before filtering through `env`. Note dash 0.5.5 is unaffected by this issue.
2010-09-07tests: make various timeouts more robustPádraig Brady
* tests/init.cfg (retry_delay_): Describe the backoff method used. * tests/ls/readdir-mountpoint-inode: Add a timeout to the stat call to eliminate the chance of hangups. * tests/mv/i-3: Change the timeout required to pass from 1 second to a range of .1s - 3.1s. * tests/rm/dangling-symlink: Likewise.
2010-09-07tests: exclude some tests when running on NFSPádraig Brady
All tests currently pass on NFS on Linux kernel 2.6.22 at least, but some fail on 2.6.9, so we exclude those here. * tests/init.cfg (is_local_dir_): A new function returning if the specified directory is on a local file system. (require_local_dir_): A new function to skip tests if the current directory is not on a local file system. * tests/cp/existing-perm-race: Skip if non local. * tests/cp/file-perm-race: Likewise. * tests/cp/parent-perm: Likewise. * tests/cp/parent-perm-race: Likewise. * tests/cp/preserve-2: Likewise. * tests/mv/part-symlink: Likewise. * tests/du/basic: Use refactored function. * tests/install/basic-1: Likewise. * tests/mkdir/p-3: Likewise. * tests/dd/skip-seek-past-dev: Likewise. * tests/du/slink: Likewise. Remove redundant test for NFS file system. * tests/misc/join: s/local/locale/.
2010-09-04build: update gnulib submodule to latestJim Meyering
2010-09-04build: use gettext-h, not gettextJim Meyering
* bootstrap.conf (gnulib_modules): Use gettext-h, not gettext. The latter is overkill for a package that uses AM_GNU_GETTEXT([external]...
2010-09-01tac: suppress technically unneeded "free"Jim Meyering
* src/tac.c (main): Guard final free with #ifdef lint. Suggested by Paul Eggert.
2010-09-01join: improve performance when operating on whole linesPádraig Brady
Following on from commit f86bb696, 01-02-2010, "join: make -t '' operate on the whole line". Bypassing the delimiter search in this case, gives about an 8% performance boost. * src/join (xfields): Don't bother looking for '\n' in the data, which we know won't be present.
2010-08-28tac: avoid double freeJim Meyering
* src/tac.c (main): Reading a line longer than 16KiB would cause tac to realloc its primary buffer. Then, just before exit, tac would mistakenly free the original (now free'd) buffer. This bug was introduced by commit be6c13e7, "maint: always free a buffer, to avoid even semblance of a leak". * NEWS (Bug fixes): Mention it. * tests/misc/tac (double-free): New test, to exercise this. Reported by Salvo Tomaselli in <http://bugs.debian.org/594666>.
2010-08-27doc: clarify that stat -f implies -L (follows symlinks)Pádraig Brady
* doc/coreutils.texi (stat invocation). Since there is no lstatfs, document that -L is implicit with -f.
2010-08-27stat: add %m to output the mount point for a fileAaron Burgemeister
* src/find-mount-point.c: A new file refactoring find_mount_point() out from df.c * src/find-mount-point.h: Likewise. * src/df.c: Use the new find-mount-point module. * src/stat.c (print_stat): Handle the new %m format. (find_bind_mount): A new function to return the bind mount for a file if any. (out_mount_mount): Print the bind mount for a file, or else the standard mount point given by the find-mount-point module. (usage): Document the %m format directive. * src/Makefile.am: Reference the refactored find-mount-point.c * po/POTFILES.in: Add find_mount_point.c to the translation list * doc/coreutils.texi (stat invocation): Document %m, and how it may differ from the mount point that df outputs. * test/misc/stat-mount: A new test to correlate mount points output from df and stat. * tests/Makefile.am: Reference the new test. * NEWS: Mention the new feature * THANKS: Add the author Signed-off-by: Pádraig Brady <P@draigBrady.com>
2010-08-26maint: update to latest gnulibEric Blake
* gnulib: Update to latest, to avoid warnings with latest autoconf.git.
2010-08-26maint: avoid a hung 'make syntax-check' in VPATH buildEric Blake
* cfg.mk (sc_system_h_headers): Look for files in correct location.
2010-08-25df: always print the device name for bind mounted filesPádraig Brady
* src/df (show_point): Remove the optimization for comparing the specified path with the device name, as this produces inconsistent results in the presence of bind mounts. For bind mounts, the device name is populated with the bind mount target. * NEWS: Mention the change in behavior.
2010-08-23stat: fix a small memory leak with %NPádraig Brady
* src/stat.c (print_stat): Free the buffer returned from areadlink_with_size().
2010-08-15maint: exclude tests from the set_program_name syntax-checkPádraig Brady
* .x-sc_program_name: Exclude all current and future c files in gl/tests from this check * gl/tests/test-di-set.c: Remove the hack to work around the set_program_name syntax-check * gl/tests/test-ino-map.c: Likewise * gl/tests/test-rand-isaac.c: Likewise
2010-08-15doc: avoid a warning from newer texinfoRalf Wildenhues
* doc/coreutils.texi (sort invocation): Use @pxref inside parentheses.
2010-08-15doc: improve the info on md5sum security weaknessesBruno Haible
* doc/coreutils.texi (md5sum invocation): Mention currently known security problems. Don't recommend SHA-1 as alternative. * man/md5sum.x (BUGS): Warn about the vulnerabilities and reference the SHA-2 based alternatives. Reported by Simon Josefsson
2010-08-13* tests/misc/sort (use-nl): Fix comment to match the test case.Paul Eggert
2010-08-10sort, who: prefer free+malloc to realloc when contents are irrelevantPaul Eggert
This change was prompted by the previous one: I audited the code looking for similar examples. Too bad valgrind doesn't catch this. * src/sort.c (check, mergefps): xrealloc -> free + xmalloc * src/who.c (print_user): Likewise.
2010-08-10sort: free/xmalloc rather than xreallocPaul Eggert
* src/sort.c (compare_random): Use free/xmalloc rather than xrealloc, since the old buffer contents need not be preserved. Also, don't fail if the guessed-sized malloc fails. Suggested by Bruno Haible.
2010-08-10build: update to latest gnulibEric Blake
Fixes bug 6053 for NFS on HP-UX not recognizing ACL operations. * gnulib: Update to latest version.
2010-08-10sort: avoid gcc warning: explicitly ignore strtold resultJim Meyering
* src/sort.c: Include "ignore-value.h". (debug_key): Use ignore_value.
2010-08-09tests: silence 'make syntax-check'Eric Blake
* gl/tests/test-rand-isaac.c (main): Avoid warnings from syntax-check.
2010-08-09dircolors: add screen.rxvt & terminator to TERM listMike Frysinger
Resolves bug#6793. * src/dircolors.hin: Add screen.rxvt & terminator. Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2010-08-09ls: fix a test failure that should have been skippedDan Hipschman
* tests/ls/readdir-mountpoint-inode: Check to see if skip_test_ is called in a helper function via $() instead of mistakenly failing. * THANKS: Update.
2010-08-08sort: speed up -R with long lines in hard localesPaul Eggert
* src/sort.c (compare_random): Guess that the output will be 3X the input. This avoids the overhead of calling strxfrm twice on typical implementations. Suggested by Bruno Haible.
2010-08-06sort: support all combinations of -d, -f, -i, -R, and -VPaul Eggert
* NEWS: Document this. * src/sort.c (getmonth): Omit LEN arg, as MONTH is now null-terminated. (compare_random): Don't null-terminate keys, as caller now does that. (compare_version): Remove. (debug_key): Null-terminate string for getmonth. (keycompare): Support combining -R with any of -d, -f, -i, -V. Also, support combining -V with any of -d, -i. (check_ordering_compatibility): Allow newly-supported combinations. * tests/misc/sort (02q, 02r, 02s): New tests, for new combinations. (incompat2): Now test -nR, since -fR are now compatible.
2010-08-05sort: tune and refactor --debug code, and fix minor underlining bugPaul Eggert
Formerly, the 'compare' function and some of its subroutines had a debugging flag, which caused them to output underlines. This change refactors the code so that debugging output is more-separated from the actual sorting. In the process, the change fixes a minor error in the debugging output. The change shortens the source code and executable size a tad, and improves CPU performance by 2.4% on my platform with a simple benchmark (C locale, line sorting, no debug). * src/sort.c (long_double, strtold): Move back to prelude, since they're now used by multiple functions again. (unit_order): Move to file scope, since it's now used by two functions. (find_unit_order, human_numcompare, numcompare, general_numcompare): Remove endptr parameter. All callers changed. (human_numcompare): Args are now const pointers. (getmonth): Endptr is now non-const. (key_numeric): Move up, since it's needed earlier. (debug_key): Take a line and a key as argument, instead of having the caller figure out where the field is. (debug_line): New function. (keycompare, compare): Omit debug parameter; debug output now done elsewhere. All callers changed. (write_line): Renamed from write_bytes; all callers changed. Use debug_line (not 'compare') to output debug info. Use a slightly faster check for whether output file is stdout. (check): Don't do debugging output; it's not that useful here, and it confuses the code. (main): Check for incompatibility between -c and --debug. Use standard diagnostic for incompatible options. * tests/misc/sort-debug-keys: Fix test case: "--Mi-1" is not a number, so its first character should not be underlined when debugging a numeric sort.
2010-08-04sort: -R now uses less memory on long lines with internal NULsPaul Eggert
* lib/Makefile.am (libcoreutils_a_SOURCES): Remove xmemxfrm.c, xmemxfrm.h. * lib/memxfrm.c, lib/memxfrm.h, lib/xmemxfrm.c, lib/xmemxfrm.h: Remove. * m4/memxfrm.m4: Likewise. * m4/prereq.m4 (gl_PREREQ): Remove gl_MEMXFRM. * po/POTFILES.in: Remove lib/xmemxfrm.c. * src/sort.c: Don't include xmemxfrm.h. (cmp_hashes): Remove. (xstrxfrm): New function. (compare_random): If a line contains NULs, don't create a big buffer that contains the strxfrm output of each string in the line. Instead, accumulate checksums and differences as we go, so that at any one time we have to store at most the output of a single strxfrm call when processing the line. This removes the need for an memxfrm function.
2010-08-03init.sh: work around trap limitation of some shellsPaul Eggert
* tests/init.sh (setup_): Move exit trap outside of shell function. This patch is imported from gnulib.
2010-08-03sort: fix bug in --debug when \0 is followed by \tPaul Eggert
* src/sort.c (debug_width): New function, which does not stop counting tabs at \0, and also invokes mbsnwidth. Stamp out strnlen! (count_tabs): Remove. (debug_key): Use debug_width instead of mbsnwidth and count_tabs. * tests/misc/sort-debug-keys: Check that \0 and \t intermix.
2010-08-02sort: revert recent -h changes and use a more-conservative approachPaul Eggert
* NEWS: Document changes to sort -h, which are now minor with respect to the pre-July-30th version. * doc/coreutils.texi (sort invocation): Likewise. The documentation now describes how -h comparison is done rather than being vague with border cases. * src/sort.c (long_double, strtold): Move back to general_numcompare. (LD, compute_human): Remove. (find_unit_order): Remove THOU_SEP parameter, since thousands separators are now allowed by all callers. Revert to previous behavior of sorting by suffix, and returning the order rather than 2 * order + binary, since we no longer care whether binary powers are being used. However, treat all zeros the same, instead of sorting 0M before 0G; this is more consistent with the desired behavior of sorting -1G before -1M. * tests/misc/sort (h1, h3, h6): Adjust to match mostly-reverted behavior. However, check that all zeros sort together. * tests/misc/sort-debug-keys: Omit a "_", since the trailing "i" in "1234Gi" is no longer part of the key.
2010-07-30sort: -h now handles comparisons such as 6000K vs 5M and 5MiB vs 5MBPaul Eggert
* NEWS: Document changes to sort -h. * doc/coreutils.texi (sort invocation): Likewise. * src/sort.c (long_double, strtold): Move to prelude, since they're now used by multiple functions. (LD): New macro. (struct keyfield.iec_present): Remove this member. All uses removed. (check_mixed_SI_IEC): Remove. This code was busted in the presence of multiple threads, as it had a race condition. (find_unit_order): Remove arg KEY; add arg THOU_SEP; arg ENDPTR is now char ** rather than char const **. Return an integer that distinguishes decimal from binary powers. Parse the number consistently with the intersection of strtold and strnumcmp. Set *ENDPTR unconditionally. (compute_human): New static function. (human_numcompare): Remove arg KEY. Remove 'const' from other args. Use strnumcmp if possible, but fall back on floating point if not. (numcompare, general_numcompare): Arg EA is now char ** rather than char const **. (numcompare): Adjust to new find_unit_order signature and behavior. (keycompare): Adjus to new human_numcompare signature. * tests/misc/sort (h1, h3, h4, h6): Adjust to new behavior. * tests/misc/sort-debug-keys: Likewise.
2010-07-27sort: fix --debug display with very large offsetsPaul Eggert
* src/sort.c (mark_key): Don't assume offset <= INT_MAX. Make the code a bit clearer when width != 0.
2010-07-26sort: fix bug with EOF at buffer refillPaul Eggert
* src/sort.c (fillbuf): Don't append eol unless the line is nonempty. This fixes a bug that was partly but not completely fixed by the aadc67dfdb47f28bb8d1fa5e0fe0f52e2a8c51bf commit (dated July 15). * tests/misc/sort (realloc-buf-2): New test, which catches this bug on 64-bit hosts.
2010-07-26sort: omit some "inline"sPaul Eggert
* src/sort.c (mergelines, queue_destroy, queue_init, queue_insert): (queue_pop, write_unique, mergelines_node, check_insert): (update_parent): No longer inline; these uses of "inline" seemed unlikely to help performance much.
2010-07-26sort: don't assume ASCII when parsing K, M, G suffixesPaul Eggert
* src/sort.c (find_unit_order): Don't assume ASCII.
2010-07-25sort: make struct heap privatePaul R. Eggert
* gl/lib/heap.c (struct heap): Move this here... * gl/lib/heap.h (struct heap): ... from here, as outside code no longer needs to access any of these members.
2010-07-25sort: omit unnecessary mutex unlock+lock; simplify heap accessPaul R. Eggert
* src/sort.c (queue_pop): Omit unnecessary unlock+lock after pthread_cond_wait returns. Don't access "count" member of the heap; any efficiency gains should be quite minor, the access complicates this code, and "count" should be private anyway.
2010-07-25sort: omit 'restrict' in doubtful casesPaul R. Eggert
* src/sort.c (lock_node, unlock_node, queue_destroy, queue_init): (queue_pop): Omit 'restrict'; it shouldn't help here, as these functions have just one pointer parameter and don't access static storage. (queue_insert, check_insert, update_parent): Omit 'restrict', as the pointer types differ, and are not char * or unsigned char *, and therefore can't alias. (write_unique): Omit 'restrict', as the pointer types are all read-only. (merge_loop, sortlines): Omit 'restrict', as any performance advantages are extremely unlikely and it's not worth cluttering the code for that. (struct thread_args): Omit 'restrict': this seems to be incorrect. It's unlikely for 'restrict' to be correct inside a typedef.
2010-07-25sort: omit unnecessary castsPaul R. Eggert
* src/sort.c (inittables, general_numcompare, compare_nodes): (queue_init, queue_pop): Omit casts that are not needed, typically because they are between void * and some other pointer type.
2010-07-25sort: use more-consistent style with constPaul R. Eggert
* src/sort.c (proctab_hasher, proctab_comparator, stream_open, xfopen): (open_temp, zaptemp, struct_month_cmp, begfield, limfield): (find_unit_order, human_numcompare, numcompare, general_numcompare): (count_tabs, keycompare, compare, compare_nodes, lock_node): (unlock_node, queue_destroy, queue_init, queue_insert, queue_pop): (write_unique, mergelines_node, check_insert, update_parent): (merge_loop, sortlines, struct thread_args, set_ordering): Prefer the style "T const" to "const T". * gl/lib/heap.h (struct heap, heap_alloc): Likewise. * gl/lib/heap.c (heap_default_compare, heapify_down, heapify_up): (heap_alloc): Likewise.
2010-07-25du: add NEWS entry for recent du -L fixesPaul Eggert
2010-07-24du: tune, and fix some -L bugs with dangling or cyclic symlinksPaul R. Eggert
* src/du.c (process_file): Avoid recalculation of hashes and of file-exclusion for directories. Do not descend into the same directory more than once, unless -l is given; this is faster. Calculate stat buffer lazily, since it need not be computed at all for excluded files. Count space if FTS_ERR, since stat buffer is always valid then. No need for 'print' local variable. (main): Use FTS_NOSTAT. Use FTS_TIGHT_CYCLE_CHECK only when not hashing everything, since process_file finds cycles on its own when hashing everything. * tests/du/deref: Add test cases for -L bugs.
2010-07-23tests/misc/sort-merge-fdlimit: don't assume -R opens /dev/urandomPaul R. Eggert
* tests/misc/sort-merge-fdlimit: This test was written assuming that -R typically opens /dev/urandom, but that's no longer the case. Redo test to specify a random source; this resurrects the point of checking for file descriptor exhaustion. Also try plain -R, since that implementation may change in the future too.
2010-07-23randread: run 2x faster on 64-bit hosts, don't assume no padding bitsPaul R. Eggert
* gl/lib/rand-isaac.c: Remove the I/O; this belongs elsewhere. Add support for ISAAC64. Port to hosts with padding bits. Add self to author list. Include <limits.h>, for CHAR_BIT. Don't include string.h, sys/time.h, unistd.h. (min, just): New functions. (IF32): New macros. (ind, ISAAC_STEP, isaac_refill, mix, isaac_init, isaac_seed): Add support for ISAAC64. Port to hosts with padding bits. (ind): Now an inline function rather than a macro; no need for it to be a macro with modern compilers. (ISAAC_STEP): Renamed from isaac_step, since it's not function-like. Don't bother to pass args that are always the same. All uses changed. (ISAAC_STEP, ISAAC_SEED): Move to inside the only function body that can use it. (ISAAC_MIX): Renamed from isaac_mix, since it's now a macro and is no longer function-like. Don't bother saving and restoring state; no longer needed now that we're not a function. All uses changed. (isaac_seed_start, isaac_seed_data, isaac_seed_finish): Remove. (isaac_seed): Take just the one arg; the caller now sets s->m. * gl/lib/rand-isaac.h: Use _GL_RAND_ISAAC_H to protect, instead of RAND_ISAAC_H. Try out " #" rather than "# " for indenting. (ISAAC_BITS_LOG, ISAAC_BITS): New macros. (ISAAC_WORDS_LOG): Renamed from ISAAC_LOG. (isaac_word): New type. All uses of uint32_t changed to isaac_word, to support ISAAC64. (struct isaac_state): Rename member MM to M, and make it public. (isaac_seed, isaac_refill): Adjust to new API. * gl/lib/randread.c: Include sys/time.h. (get_nonce): New function, containing the nonce stuff that used to be in rand-isaac.c but better belongs here. (randread_new): Use it. * gl/modules/randread (Depends-on): Add inline. * gl/modules/randread-tests: New file. * gl/tests/test-rand-isaac.c: New file.
2010-07-22provide POSIX_FADV_SEQUENTIAL hint to appropriate utilsPádraig Brady
Following on from commit dae35bac, 01-03-2010, "sort: inform the system about our input access pattern" apply the same hint to all appropriate utils. This currently gives around a 5% speedup for reading large files from fast flash devices on GNU/Linux. * src/base64.c: Call fadvise (..., FADVISE_SEQUENTIAL); * src/cat.c: Likewise. * src/cksum.c: Likewise. * src/comm.c: Likewise. * src/cut.c: Likewise. * src/expand.c: Likewise. * src/fmt.c: Likewise. * src/fold.c: Likewise. * src/join.c: Likewise. * src/md5sum.c: Likewise. * src/nl.c: Likewise. * src/paste.c: Likewise. * src/pr.c: Likewise. * src/ptx.c: Likewise. * src/shuf.c: Likewise. * src/sum.c: Likewise. * src/tee.c: Likewise. * src/tr.c: Likewise. * src/tsort.c: Likewise. * src/unexpand.c: Likewise. * src/uniq.c: Likewise. * src/wc.c: Likewise, unless we don't actually read().
2010-07-22fadvise: new module providing a simpler interface to posix_fadvisePádraig Brady
* bootstrap.conf: Include the new module * gl/lib/fadvise.c: Provide a simpler interface to posix_fadvise. (fadvise): Provide hint to the whole file associated with a stream. (fdadvise): Provide hint to the specific portion of a file associated with a file descriptor. * gl/lib/fadvise.h: Redefine POSIX_FADV_* to FADVISE_* enums. * gl/modules/fadvise: New file. * m4/jm-macros.m4: Remove the no longer needed posix_fadvise check. * .x-sc_program_name: Exclude test-fadvise.c from this check. * gl/tests/test-fadvise (main): New test program. * gl/modules/fadvise-testss: A new index to reference the tests. * src/sort.c (stream_open): Use the new interface. * src/dd.c (iwrite): Likewise.
2010-07-22build: support fully excluding stdbuf from the buildMike Frysinger
* configure.ac (optional_pkglib_progs): Only update after the main programs have been selected, so that libstdbuf.so can be excluded if stdbuf also is.
2010-07-20randread: use /dev/urandom to seed, not just getpid etcPaul R. Eggert
* gl/lib/rand-isaac.c (isaac_seed_start): New arg SEEDED. (isaac_seed): New args FD and BYTES_BOUND. Read from FD if possible. Don't bother with low-quality sources if FD has enough bytes. * gl/lib/rand-isaac.h: New size_t arg for isaac_seed. * gl/lib/randread.c: Include fcntl.h, unistd.h. (NAME_OF_NONCE_DEVICE): New #define. (nonce_device): New static var. (randread_new): Use nonce device if available.