briandfoy/PerlPowerTools: PerlPowerTools-1.046

1.046 2024-07-11T18:10:02Z * All changes from Michael Mikonos

* ar
	- check that there's a defined archive argument before proceeding (#611)

* bc
	- various internals improvements (#592, #600, #619)
	- fix regression in modulus 0 operation (#617)

* cat
	- add --version, adjust usage message (#631)
	- bypass input processing if none of options -b -e -n -s -t & -v are provided (#638)

* cmp
	- adjusted the usage example to show hat -l and -s are mutually exclusive (#621)

* cp
	- print usage and exit for bad options (#609)
	- stop option parsing after -- (#642)
	- support bundled options (#649)

* cut
	- ensure -b returns the right range of characters (#595)
	- various internals improvements (#596)
	- -b allows a range of 1 now (#622)

* diff
	- -q now causes program to ignore any switch that produces output (#604)

* du
	- various internals improvements (#625)

* ed
	- various internals improvements (#598)
	- fix the "need to save" flag for the new file case (#618)
	- improve state tracking for empty files (#620)
	- commands can use inferred line ranges when you omit the first or 
    last value in n,m (#624)
	- remove -v in favor of --version (#637)
	- fix a regression with searches that produce no matches (#647)
	- if i or a command get two addresses, use the second one as the 
    effective address; GNU/BSD compatibility (#655)
	- various internals improvements (#656)
	- line 0 is no longer valid for write command (#658)
	- treat Control-D as the q command so ed exits gracefully (#659)

* expr
	- catch a divide-by-zero situation (#626)

* factor
	- docs note that this version fixes a bug in the BSD version (#599)

* grep
	- the default for -e is now the empty string, and the value 0 is 
    taken to be a valid pattern (#607)
	- allow the search pattern "0" by checking for a defined arg not 
    the arg value (#627)
	- allow --version option (#629)
	- -f (fixed string mode) now disables pattern matching (#630)
	- be more careful with quotemeta and patterns  (#633)
	- set -s implicitly when -c is used (#634)
	- show filenames even without -h set (#635)
	- various internals improvements (#641)

* install
	- various internals improvements (#602, #644)

* join
	- various internals improvements (#605)
	- don't allow both -a and -v in the some invocation (#623)

* ln
	- various internals improvements (#616)

* lock
	- fix some doc typos (#610)

* look
	- various internals improvements (#645)

* ls
	- various internals improvements (#606)
	- support --version (#657)
	- infer -1 switch automatically if the output filehandle is not a tty (#660)

* mail
	- support `xit` as a shorter form of `exit` (#648)

* nl
	- remove -V in favor of --version (#593)
	- undocument unsupported -l switch (#615)
	- -s only uses default separator when -s is not specified (#651)

* od
	- add -a option to print control character names (#646)
	- add -s option and make it the same as -I (two byte signed decimal display) (#661)
	- add -B as alias for -o (#662)
	- add -e and -f for printing two 8-byte floating point numbers per line (#663)
	- add -H and -X options for 4-byte hex output (#664)
	- fix odd cases in output padding (#665)
	- add -O for four-byte octal output (#666)

* patch
	- various internals improvements (#608)

* pom
	- ensure values for columns, rows, and terminal width make sense (#597)

* rm
	- fail and print usage message for unsupported options (#612)
	- disable "long" options; single letter options only (#632)

* spell
	- various internals improvements (#591)

* split
	- various internals improvements (#613)

* sum
	- various internals improvements (#603)

* tac
	- not that -B can be combined with -b and/or -r (#628)

* tail
	- filename header for multiple file output now matches GNU and BSD, 
    and the head program in PerlPowerTools (#653)
	- remove the -h option to be consistent with GNU / BSD (#654)

* tr
	- tr only reads from standard input now (#636)

* units
	- various internals improvements (#590)
	- fix usage message (#614)

* wc
	- failures exit with non-zero now (#601)

* whoami
	- various internals improvements (#652)

* words
	- die if there are two many arguments (#650)

* xargs
	- check eof() to know when to stop (#594)
	- add pod docs (#639)
	- remove hidden alias -l for -L since it's not a BSD option (#640)