diff options
| -rw-r--r-- | NEWS | 61 |
1 files changed, 58 insertions, 3 deletions
@@ -2,7 +2,53 @@ GNU coreutils NEWS -*- outline -*- * Major changes in release 5.3.1 (2005-??-??) [unstable] -** Changes for better compliance with POSIX +** Bring back support for `head -NUM', `tail -NUM', etc. even when + conforming to POSIX 1003.1-2001. The following changes apply only + when conforming to POSIX 1003.1-2001; there is no effect when + conforming to older POSIX versions. + + The following usages now behave just as when conforming to older POSIX: + + date -I + expand -TAB1[,TAB2,...] + fold -WIDTH + head -NUM + join -j FIELD + join -j1 FIELD + join -j2 FIELD + join -o FIELD_NAME1 FIELD_NAME2... + nice -NUM + od -w + pr -S + split -NUM + tail -[NUM][bcl][f] [FILE] + + The following usages no longer work, due to the above changes: + + date -I TIMESPEC (use `date -ITIMESPEC' instead) + od -w WIDTH (use `od -wWIDTH' instead) + pr -S STRING (use `pr -SSTRING' instead) + + A few usages still have behavior that depends on which POSIX standard is + being conformed to, and portable applications should beware these + problematic usages. These include: + + Problematic Standard-conforming replacement, depending on + usage whether you prefer the behavior of: + POSIX 1003.2-1992 POSIX 1003.1-2001 + sort +4 sort -k 5 sort ./+4 + tail +4 tail -n +4 tail ./+4 + tail - main.c tail main.c tail -- - main.c + tail -c 4 tail -c 10 ./4 tail -c4 + touch 12312359 f touch -t 12312359 f touch ./12312359 f + uniq +4 uniq -s 4 uniq ./+4 + + These changes are in response to decisions taken in the January 2005 + Austin Group standardization meeting. For more details, please see + "Utility Syntax Guidelines" in the Minutes of the January 2005 + Meeting <http://www.opengroup.org/austin/docs/austin_239.html>. + +** Changes for better conformance to POSIX dd changes: @@ -11,6 +57,11 @@ GNU coreutils NEWS -*- outline -*- On hosts lacking the INFO signal, dd no longer treats the USR1 signal as if it were INFO when POSIXLY_CORRECT is set. + fold changes: + + When POSIXLY_CORRECT is set, "fold file -3" is now equivalent to + "fold file ./-3", not the obviously-erroneous "fold file ./-w3". + nohup changes: nohup now ignores the umask when creating nohup.out. @@ -63,6 +114,9 @@ GNU coreutils NEWS -*- outline -*- ** New features + join now supports a NUL field separator, e.g., "join -t '\0'". + join now detects and reports incompatible options, e.g., "join -t x -t y", + stat -f -c %S outputs the fundamental block size (used for block counts). stat -f's default output format has been changed to output this size as well. stat -f recognizes file systems of type XFS and JFS @@ -473,6 +527,7 @@ GNU coreutils NEWS -*- outline -*- "-o LIST1,LIST2..." respectively. If join was compiled on a POSIX 1003.1-2001 system, you may enable the old behavior by setting _POSIX2_VERSION=199209 in your environment. + [This change was reverted in coreutils 5.3.1.] * Major changes in release 5.1.0 (2003-12-21): @@ -1021,10 +1076,10 @@ point at which the packages merged to form the coreutils: --process (-p), --runlevel (-r), --short (-s), --time (-t), --users (-u). The -u option now produces POSIX-specified results and is the same as the long option `--users'. --idle is no longer the same as -u. -* The following changes apply on systems conforming to POSIX 1003.1-2001, - and are required by the new POSIX standard: +* The following changes apply on systems conforming to POSIX 1003.1-2001: - `date -I' is no longer supported. Instead, use `date --iso-8601'. - `nice -NUM' is no longer supported. Instead, use `nice -n NUM'. + [This change was reverted in coreutils 5.3.1.] * New 'uname' options -i or --hardware-platform, and -o or --operating-system. 'uname -a' now outputs -i and -o information at the end. New uname option --kernel-version is an alias for -v. |