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Diffstat (limited to 'contrib/gnu-sort/NEWS')
| -rw-r--r-- | contrib/gnu-sort/NEWS | 452 |
1 files changed, 452 insertions, 0 deletions
diff --git a/contrib/gnu-sort/NEWS b/contrib/gnu-sort/NEWS new file mode 100644 index 0000000..fab6754 --- /dev/null +++ b/contrib/gnu-sort/NEWS @@ -0,0 +1,452 @@ +Changes in release 2.1 +[2.0.21] +* split accepts new option -a or --suffix-length. +* split no longer generates longer suffixes than requested; instead, it reports + an error when suffixes are exhausted. POSIX requires this behavior. +* The _POSIX2_VERSION environment variable lets you select which version + of POSIX the utilities should conform to. Its default value is system + dependent. Set _POSIX2_VERSION=199209 to cause the utilities to support + obsolete usage like "sort +1". +* The following obsolete usages are no longer supported when conforming + to POSIX 1003.1-2001, which prohibits most digit-string options: + expand -N (instead, use expand -t N) + head -N (instead, use head -c N or head -n N) + fold -N (instead, use fold -w N) + split -N (instead, use split -l N) + tail -N (instead, use tail -c N or tail -n N) + unexpand -N (instead, use unexpand --first-only -t N) + uniq -N (instead, use uniq -f N) + The following obsolete usages (options without arguments) are no + longer supported when conforming to POSIX 1003.1-2001, which + prohibits most options with optional arguments: + od -s (instead, use od --strings) + od -w (instead, use od --width) + pr -S (instead, use pr --sep-string) +[2.0.20] +* tr no longer gets failed a assertion for [==] or [::] +* The following obsolete usages are no longer supported when conforming + to POSIX 1003.1-2001, which prohibits most options with leading "+": + sort +POS1 -POS2 (instead, use sort -k) + tail +N (instead, use tail -c +N or tail -n +N) + uniq +N (instead, use uniq -s N) +* Warnings are issued for obsolete usages on older hosts, + unless POSIXLY_CORRECT is set in the environment. +* sort -m no longer segfaults when given an empty file +* sort -S now accepts 'K' as a synonym for 'k'. +* wc recognizes all locale-defined white-space characters, not just those + in the "C" locale. +[2.0.19] +* portability tweak to make lib/regex.c compile +* split translatable strings only in the middle of sentences +[2.0.18] +* sort could segfault on systems without a working mkstemp function and + with a gettimeofday function that clobbers the static buffer that + localtime uses for it's return value -- introduced in 2.0.17 +[2.0.17] +* csplit no longer gets a failed assertion for this: + printf 'a\n\n'|csplit - '/^$/' 2 +* sort detects physical memory attributes more portably +* tail no longer gets a segfault on Linux's /proc/ksyms +* sum -s produces the proper 16-bit checksum for large files + (this fixes a bug that was introduced in 2.0f) +* uniq is now about 3 times faster than the version from 2.0 on Linux systems; + the code uses lock-avoiding variants of common I/O functions +[2.0.16] +* tail -F no longer segfaults +[2.0.15] +* `head -c N' and `od -N N' now read no more than N bytes of input +* tail accepts new option: -F, equivalent to `--follow=name --retry', + for compatibility with the FreeBSD and NetBSD versions of tail. +* fmt no longer segfaults when using a maximum line width larger than 32767 +* uniq's --all-repeated option has new modes to delimit groups + of duplicate lines: --all-repeated={precede,separate,none(default)} +[2.0.14] +* sort now accepts long options like "--reverse" and "--". +* sort now checks option syntax as POSIX requires, except that (as usual + for GNU) options can follow file names unless POSIXLY_CORRECT is set. + For example, invalid positional combinations like "sort +1 -r -2" are + now rejected as per POSIX. +* The next POSIX standard will require that obsolescent 'sort' + positional options like +1 be treated as file names, not options. + Please use 'sort -k' instead. +[2.0.13] +* pr accepts new -D or --date option, to specify date format. +* The following changes are required by POSIX: + - If POSIXLY_CORRECT is set, dates in pr headers now look something like + 'Dec 4 23:59 2001', with the exact appearance affected by LC_TIME. + - pr -h now affects only the center header string, not the entire header. + - pr no longer truncates headers. +* Spacing in pr headers has been adjusted slightly. +* `fmt --prefix=S' now works when S contains a byte with the high bit set +[2.0.12] +* sort has improved performance when using very little main memory +* sort has improved memory management +* sort is no longer susceptible to certain denial of service attacks +* sort no longer suffers from a race condition whereby an interrupt received + during cleanup could cause it to fail to remove temporary files. + This problem could arise only on hosts without sigaction. +[2.0.11] +* sort accepts new -S SIZE option, to specify main-memory usage. +[2.0.10] +* od is faster and more portable than it was in 2.0.9 +* tail avoids an uninitialized memory reference +[2.0.9] +* od now prints valid addresses for offsets of 2^32 and larger, and allows + the byte offset (-j) and byte count (-N) arguments to be 2^32 and larger. +* tail now works with line and byte counts of 2^32 and larger, on systems + with large file support +* join now works with an 8-bit delimiter +* fix a compilation failure on some Solaris systems with wc.c +[2.0.8] +* od now supports 8-byte integers, assuming they're printable with e.g., %lld +* new program: sha1sum +* wc accepts new -m option: count (potentially multi-byte) characters +* wc's `--chars' option is now equivalent to -m, not --bytes as it used to be +* `cat -n' works properly when processing 2^31 or more lines +[2.0g] +* sort's --help output now warns that it is locale-aware +* tail: fix a buffer underrun error that occurred on an empty pipe, + also thanks to bounded pointers +* pr: fix a bounds violation found by Greg McGary's bounded-pointers-enabled gcc + It could have caused (with low probability) the columns on the last page of + output *not* to be `balanced' when they should have been. +* sort: if the -T tmpdir option is given multiple times, all the given + directories are used; this can improve performance for huge sort/merges. +[2.0f] +* all programs fail when printing --help or --version output to a full device +* cut no longer gets a segfault under some circumstances +* unexpand accepts new option: --first-only +[2.0e] +* `tail -f directory' no longer gets a failed assertion +* sort: big performance improvement when sorting many small files; + from Charles Randall +* configure and portability changes in m4/ and lib/ +[2.0d] +* preliminary sort performance improvements +* tsort now works more like the traditional UNIX tsort. Before it would + exit when it found a loop. Now it continues and outputs all items. +* unexpand no longer infloops on certain sequences of white space +* unified lib/: now that directory and most of the configuration framework + is common between fileutils, textutils, and sh-utils +[2.0c] +* include lib/nanosleep.h. +[2.0b] +* portability tweaks for error.c vs. systems with deficient strerror_r +[2.0a] +* `tail --follow=name' no longer gets a failed assertion for a + dev,inode-reusing race condition +* sort and comm no longer consider newlines to be part of the line, + as this requirement will likely be removed from POSIX.2. + This undoes some changes made for textutils 1.22m and 1.22n. +* tail's (short only) -f option no longer accepts an optional argument, + so e.g., `tail -fn 2 file' works again. +* tail no longer refuses to operate on certain types of files +* fixed bug in tsort's handling of cycles +Changes in release 2.0 +[1.22q] +* HPUX portability fix: md5sum would dump core due to use of libc's getline +[1.22p] +* portability fixes from Paul Eggert based largely on tar-1.13 reports +* `tail --pid=PID' now works even when PID belongs to some other user +[1.22o] +* tail accepts new option: --pid=PID +[1.22n] +* tail accepts the following new options (some of which were added in 1.22g): + --retry + --follow[={name|descriptor}] + --max-unchanged-stats=N + --max-consecutive-size-changes=N + --sleep-interval=S +* wc uses the POSIX-mandated output format when POSIXLY_CORRECT is set +* To maintain compatibility with sort, comm and join now obey the LC_COLLATE + locale, and comm now considers newlines to be part of the lines. +* use lib/memchr.c only if it's not provided by the system -- this means + that on systems with a fast library memchr function you may notice an + improvement. If you use a system with a buggy or signifcantly slower + memchr, please report it. +[1.22m] +* sort now considers newlines to be part of the line, as required by POSIX.2. + E.g. a line starting with a tab now sorts before an empty line, + since tab precedes newline in the ASCII collating sequence. +* sort handles NUL bytes correctly when configured/compiled with --enable-nls +* fix typos in my version of AC_SEARCH_LIBS. +* fix dates on config files so builders don't need autoconf/automake +[1.22l] +* sort no longer autodetects the locale of numbers and months, + as that conflicts with POSIX.2 +* `join -tC' now works when input contains trailing spaces +* portability tweaks for Irix's cc +[1.22k] +* `sort -n' works with negative numbers when configured/compiled + with --enable-nls +* head accepts byte and line counts of type uintmax_t (so up to 2^64 - 1) +[1.22j] +* tail: fix bug introduced in 1.22i +[1.22i] +* tail now terminates in `yes > k & sleep 1; tail -2c k' +* `tail -f' now ensures that stdout is unbuffered +* fix a bug in cut to allow use of 8-bit delimiters +* pr accepts POSIX compliant options -s and -w, + the new capital letter options -J, -S and _W turn off the + unexpected interferences of the small letter options -s and -w + if used together with the column options. +* pr output has been adapted to other UNIXes in some cases. +[1.22h] +* portability tweaks +* Window/NT/DOS support +[1.22g] +* uniq accepts new option: --all-repeated (-D). +* Windows/DOS portability fixes +* new program: tsort +* tail has several new options +* md5sum can handle file names with embedded backslash characters +* pr accepts long option names (see `pr --help') +* new program: ptx (moved to this package from being its own distribution) +[1.22f] +* cut accepts new --output-delimiter=STR option +* `sort -o no-such-file no-such-file' now fails, as it should +* fix pr bug: pr -td didn't double space +* fix tac bug when using -b, -r, and -s SEPARATOR +* fix sort bug whereby using key-local `d' option would cause following + key specs to be ignored when any two keys (in the `d'-modified test) + compared equal. +[1.22e] +* remove maintainer mode +[1.22d] +* wc accepts new option: --max-line-length (-L) +* sort can sort according to your locale if your C library supports that +[1.22c] +[1.22b] +* od supports a new trailing `z' character in a type specification: + $ od -tx1z . + 0000000 be ef c6 0f fd f9 d7 e0 ec cb f3 c6 00 db e8 00 >................< + 0000020 00 00 d2 00 00 00 00 00 00 00 00 00 00 00 00 00 >................< + 0000040 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 >................< + * + 0000600 00 00 00 00 00 00 00 00 00 00 00 00 00 00 35 cc >..............5.< + 0000620 05 63 76 74 2e 6f 00 00 29 ac 08 70 72 6f 6a 65 >.cvt.o..)..proje< + 0000640 63 74 73 00 00 00 18 9a 05 63 76 74 2e 63 00 00 >cts......cvt.c..< + 0000660 18 d9 03 52 43 53 00 00 18 c0 05 78 2e 64 61 74 >...RCS.....x.dat< + +[1.22a] +* sort -c reports both the number and the contents of the first out-of-order + line, in addition to the file name. +* `head -c 4096m' is no longer treated just like `head -c 0' + now it gets a diagnostic about 4096m being too large. +* pr: For compatibility (also more POSIX compliant): Include default + separator `TAB' when merging lines of full length. +* When POSIXLY_CORRECT is not set, tail -N now accepts more than one file + argument, to be consistent with the way head -N works. If POSIXLY_CORRECT + is set, using two or more file arguments with the obsolescent form (-N) + evokes an error. To avoid the warning or failure, use the POSIX -n N option + or the GNU --lines=N option. + +Changes in release 1.22 +[1.21a] +* Fix a bug in tail when invoked with an argument like `+NUMBERc' +* Add test suite for tail + +Changes in release 1.21 +* Using --program-prefix no longer applies the prefix twice + +Changes in release 1.20 +* fix pr: -l now uses total number of lines per page also with -f +* fix pr: use left-hand-side truncation of header string to avoid line + overflow +* fix pr: it now accepts `form feeds set in input files', also with -m + and multiple form feeds at different pages in each file +* pr now accepts: -h "", print a blank line header +* pr: when skipping pages (+FIRST_PAGE option) line counting (-n option) + starts with 1st line of input file (not of 1st page printed) by default +* pr accepts new option: -N, start printing with an optional line number +* pr -t retains `form feeds set in input files' (`don't destroy page layout') +* pr accepts new option: -T, equivalent to -t, but eliminate also form feeds + (`clear file') +* pr accepts the extension: +FIRST_PAGE[:LAST_PAGE] +* pr -w and -s option disentangled (`use a separator' no longer destroys + column alignment) +* pr accepts new option: -j, merge lines of full length +* pr accepts the extension: -s[STRING], use separator string instead of + character only +* pr -b is no longer an independent option, balancing is always used + with -COLUMN (a requirement of unrestricted use of form feeds) +* pr accepts new option: --test, to run the pr tests with a constant + header string +* join passes all of its tests on Alpha OSF 4.0. +* sort no longer improperly ignores blanks in determining starting and ending + positions for keys with explicit character offsets +* fix bug in csplit with regexp and negative offset that led to infinite loop + Changes in test release 1.19q +* fix bug in sort -c that sometimes resulted in a segfault + Changes in test release 1.19p +* md5sum's --string option is being deprecated and is no longer documented. + It is still accepted, but will be removed altogether in 1.22. +* tr '[:lower:]' '[:upper:]' no longer fails when LC_CTYPE is set to + iso_8859_1 on Solaris -- or any other character set with differing + numbers of uppercase and lowercase characters +* split and tail diagnose unrecognized multiplier suffixes, in e.g., + `split --bytes=1M' (should be `-b 1m' or `--bytes=1m') +* fix bug in md5sum's handling of partial reads +* fix bug in treatment by sort -f of bytes with high-bit set +* update configuration system to use automake's aclocal program +* configure performs sanity check on CC and CFLAGS to avoid a misleading + failure that suggested cross-compiling was the cause +* distribute test suites for cut, join, sort, and tr +* unexpand no longer gets in endless loop +* when verifying checksums, md5sum uses the binary mode flag from the + input stream rather than the one from the command line + +Changes in release 1.19 +* md5sum can verify digests of files with names containing newline characters +* update from gettext-0.10.20. + +Changes in release 1.18 +* when building sort, link with -lm on systems that use the replacement strtod +* update from gettext-0.10.17. + +Changes in release 1.17 +* include texinfo.tex in the distribution + +Changes in release 1.16 +* sort is compatible with Unix sort when a key-end spec refers to the N'th + character in a field that has fewer than N characters +* tail with old-style options like -20k and +31m operates on units of bytes, + as the --help usage message says. Before, it used units of lines. + +Changes in release 1.15 +* od gives better diagnostics for invalid format specs +* uses automake-generated Makefile templates +* configure takes a new option: --enable-maintainer-mode +* fix a bug in fmt when prefix has trailing white space +* internationalized diagnostic messages +* fix a couple bugs in tr involving use of -c and/or -d flags -- see ChangeLog +* diagnose some improper or questionable invocations of csplit +* properly handle `echo |csplit - 1 1', rather than aborting +* fix join: without -t it now ignores leading blanks +* sort accepts new option: -z for NUL terminated records +* join accepts new option: --ignore-case, -i +* uniq accepts new option: --ignore-case, -i + +User-visible changes in release 1.14 +* sort -i and sort -d properly order strings containing ignored characters +* nl: rename misleading --first-page=N option to --starting-line-number=N. +* sort diagnoses invalid arguments to -k, then fails +* sort -n properly orders invalid integers with respect to valid integers +* sorting works with character offsets larger than corresponding field width +* sort's -b option and `b' modifier work +* sort -k2,2 works. +* csplit detects integer overflow when converting command line arguments +* sort accepts new option/flag, -g, for sorting numbers in scientific notation +* join accepts POSIX `-o 0' field specifier. +* tr 'a[b*512]' '[a*]' < /dev/null terminates +* tr '[:*3][:digit:]' 'a-m' and tr 'a[=*2][=c=]' 'xyyz' no longer fail +* special characters in tr's string1 and string2 may be escaped with backslash + +User-visible changes in release 1.13 +* md5sum: with --check, distinguish between open/read failure and bad checksum +* md5sum: remove -h, -s, -v short options +* md5sum: rename --verbose to --warn, --quiet to --status +* md5sum --check fails if it finds no properly formatted checksum lines +* sort -c prints `disorder on...' message on standard error, not stdout +* sort -k works as described in the texinfo documentation +* tail works on NetBSD +* md5sum reads and writes (de facto) standard Plumb/Lankester format +* sort accepts -.1 +.2 options for compatibility +* od works properly when dump limit is specified and is a multiple of + bytes_per_block (set by --width, 16 by default). + +User-visible changes in release 1.12 +* sort no longer reports spurious errors on Ultrix systems +* new program: md5sum +* all --help messages have been improved +* join's -a1 and -a2 options work +* tr '[:upper:]' '[:lower:]' no longer reads uninitialized memory +* sort properly handles command line arguments like `+7.2n' +* fmt properly formats paragraphs not terminated by a newline +* tail -f flushes stdout before sleeping so that it will output partial + lines sooner +* sort properly orders fields where one field is a proper prefix of the other +* sort properly interprets field offsets specified via the -k option +* dd, od, and tail work on systems for which off_t is long long (e.g. BSD4.4) +* wc is faster when not counting words +* wc now works even when file pointer isn't at beginning of file +* expand no longer seg faults with very long tab lists + +User-visible changes in release 1.11 +* fmt is built + +User-visible changes in release 1.10 +* skeletal texinfo documentation (mainly just the `invoking' nodes) +* new program: fmt +* tail -f on multiple files reports file truncation +* tail -q has been fixed so it never prints headers +* wc -c is much faster when operating on non-regular files +* unexpand gives a diagnostic (rather than a segfault) when given a name of + a nonexistent file. +* cat, csplit, head, split, sum, tac, tail, tr, and wc no longer fail + gratuitously when continued after a suspended read or write system call. +* cut interprets -d '' to mean `use the NUL byte as the delimiter' rather + than reporting that no delimiter was specified and failing. +* `echo a:b:c: | cut -d: -f3,4' prints `c:'. Before it printed just `c'. +* cut has been rewritten, is markedly faster for large inputs, and passes a + fairly large test suite. +* sort properly handles the argument to the -T option. + +Major changes in release 1.9.1: +* cut no longer ignores the last line of input when that line lacks a + trailing newline character + +Major changes in release 1.9: +* `echo a:b:c: | cut -d: -f3-' prints `c:' and + `echo a:b | cut -d: -f1' prints `a'. +* the command `printf '\t\n' |fold -w n' now terminates. + Before, it wouldn't stop for n less than 8. +* sort accepts and ignores -y[string] options for compatibilty with Solaris. +* cat -v /dev/null works on more systems +* od's --compatible (-C) flag renamed to --traditional (no short option) +* --help and --version exit successfully +* --help gives a one-line description of each option and shows the + correspondence between short and long-named options. +* fix bug in cut. Now `echo 'a:b:c:' | cut -d: -f3-' works. + Before it printed `c' instead of `c:' +* csplit allows repeat counts to be specified via `{*}'. +* csplit accepts a new option, --suffix=format that supercedes the + --digits option. The --digits option will continue to work. +* csplit accepts a new option, --elide-empty-files. +* configure uses config.h, so DEFS won't exceed preprocessor limits of + some compilers on the number of symbols defined via -D. +* work around problem where $(srcdir)/config.h was used instead of + ../config.h -- this happened only when building in a subdirectory + and when config.h remained in $(srcdir) from a previous ./configure. + +Major changes in release 1.8: +* added non-ANSIfied version of memchr.c from GNU libc. + +Major changes in release 1.7: +* none +Major changes in release 1.6: +* with the --version option programs print the version and exit immediately +* pr -2a really terminates +* pr -n produces multi-column output + +Major changes in release 1.5: +* sort is 8-bit clean +* sort's -n and -M options no longer imply -b +* several bugs in sort have been fixed +* all programs accept --help and --version options +* od --compatible accepts pre-POSIX arguments +* pr -2a terminates + +Major changes in release 1.4: +* add od and cksum programs +* move cmp to GNU diff distribution +* tail -f works for multiple files +* pr prints the file name in error messages +* fix some off by 1 errors in pr and fold +* optimize wc -c on regular files +* sort handles `-' argument correctly +* sort supports -T option +* tr ranges like a-a work +* tr x '' fails gracefully +* default sum output format is BSD compatible +* paste -d '' works |
