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TAIL buggy in build 16

May
13,740
209
Here's a much simpler test (than in my other recent thread).

Code:
d:\data\tcclibrary> (do i=1 to 1000 ( echo %i )) | tail
റ㈊਍ള㐊਍വ㘊਍ഷ㠊਍ഹㄊരㄊറㄊലㄊളㄊഴㄊവㄊശㄊഷㄊസㄊഹ㈊ര㈊റ㈊ല㈊ള㈊ഴ㈊വ㈊ശ㈊ഷ㈊സ㈊ഹ㌊ര㌊റ㌊ല㌊ള㌊ഴ㌊വ㌊ശ㌊ഷ㌊സ㌊ഹ㐊ര㐊റ㐊ല㐊ള㐊ഴ㐊വ㐊ശ㐊ഷ㐊സ㐊ഹ㔊ര㔊റ㔊ല㔊ള㔊ഴ㔊വ㔊ശ㔊ഷ㔊സ㔊ഹ㘊ര㘊റ㘊ല㘊ള㘊ഴ㘊വ㘊ശ㘊ഷ㘊സ㘊ഹ㜊ര㜊റ㜊ല㜊ള㜊ഴ㜊വ㜊ശ㜊ഷ㜊സ㜊ഹ㠊ര㠊റ㠊ല㠊ള㠊ഴ㠊വ㠊ശ㠊ഷ㠊സ㠊ഹ㤊ര㤊റ㤊ല㤊ള㤊ഴ㤊വ㤊ശ㤊ഷ㤊സ㤊ഹㄊ〰਍〱റㄊ㈰਍〱ളㄊ㐰਍〱വㄊ㘰਍〱ഷㄊ㠰਍〱ഹㄊ〱਍ㄱറㄊ㈱਍ㄱളㄊ㐱਍ㄱവㄊ㘱਍ㄱഷㄊ㠱਍ㄱഹㄊ〲਍㈱റㄊ㈲਍㈱ള ㄊ㐲਍㈱വㄊ㘲਍㈱ഷㄊ㠲਍㈱ഹㄊ〳਍㌱റㄊ㈳਍㌱ളㄊ㐳਍㌱വㄊ㘳਍㌱ഷㄊ㠳਍㌱ഹㄊ〴਍㐱റㄊ㈴਍㐱ളㄊ㐴਍㐱വㄊ㘴਍㐱ഷㄊ㠴਍㐱ഹㄊ〵਍㔱റㄊ㈵਍㔱ളㄊ㐵਍㔱വㄊ㘵਍㔱ഷㄊ㠵਍㔱ഹㄊ〶਍㘱റㄊ㈶਍㘱ളㄊ㐶਍㘱വㄊ㘶਍㘱ഷㄊ㠶਍㘱ഹㄊ〷਍㜱റㄊ㈷਍㜱ളㄊ㐷਍㜱വㄊ㘷਍㜱ഷㄊ㠷਍㜱ഹㄊ〸਍㠱റㄊ㈸਍㠱ളㄊ㐸਍㠱വㄊ㘸਍㠱ഷㄊ㠸਍㠱ഹㄊ〹਍㤱റㄊ㈹਍㤱ളㄊ㐹਍㤱വㄊ㘹਍㤱ഷㄊ㠹਍㤱ഹ㈊〰਍〲റ㈊㈰਍〲ള㈊㐰਍〲വ㈊㘰਍〲ഷ㈊㠰਍〲ഹ㈊〱਍ㄲറ㈊㈱਍ㄲള㈊㐱਍ㄲവ㈊㘱਍ㄲഷ㈊㠱਍ㄲഹ㈊〲਍㈲റ㈊㈲਍㈲ള㈊㐲਍㈲വ㈊㘲਍㈲ഷ㈊㠲਍㈲ഹ㈊〳਍㌲റ㈊㈳਍㌲ള㈊㐳਍㌲വ㈊㘳਍㌲ഷ㈊㠳਍㌲ഹ㈊〴਍㐲റ㈊㈴਍㐲ള㈊㐴਍㐲വ㈊㘴਍㐲ഷ㈊㠴਍㐲ഹ㈊〵਍㔲റ㈊㈵਍㔲ള㈊㐵਍㔲വ㈊㘵਍㔲ഷ㈊㠵਍㔲ഹ㈊〶਍㘲റ㈊㈶਍㘲ള㈊㐶਍㘲വ㈊㘶਍㘲ഷ㈊㠶਍㘲ഹ㈊〷਍㜲റ㈊㈷਍㜲ള㈊㐷਍㜲വ㈊㘷਍㜲ഷ㈊㠷਍㜲ഹ㈊〸਍㠲റ㈊㈸਍㠲ള㈊㐸਍㠲വ㈊㘸਍㠲ഷ㈊㠸਍㠲ഹ㈊〹਍㤲റ㈊㈹਍㤲ള㈊㐹਍㤲വ㈊㘹਍㤲ഷ㈊㠹਍㤲ഹ㌊〰਍〳റ㌊㈰਍〳ള㌊㐰਍〳വ㌊㘰਍〳ഷ㌊㠰਍〳ഹ㌊〱਍ㄳറ㌊㈱਍ㄳള㌊㐱਍ㄳവ㌊㘱਍ㄳഷ㌊㠱਍ㄳഹ㌊〲਍㈳റ㌊㈲਍㈳ള㌊㐲਍㈳വ㌊㘲਍㈳ഷ㌊㠲਍㈳ഹ㌊〳਍㌳റ㌊㈳਍㌳ള㌊㐳਍㌳വ㌊㘳਍㌳ഷ㌊㠳਍㌳ഹ㌊〴਍㐳റ㌊㈴਍㐳ള㌊㐴਍㐳വ㌊㘴਍㐳ഷ㌊㠴਍㐳ഹ㌊〵਍㔳റ㌊㈵਍㔳ള㌊㐵਍㔳വ㌊㘵਍㔳ഷ㌊㠵਍㔳ഹ㌊〶਍㘳റ㌊㈶਍㘳ള㌊㐶਍㘳വ㌊㘶਍㘳ഷ㌊㠶਍㘳ഹ㌊〷਍㜳റ㌊㈷਍㜳ള㌊㐷਍㜳വ㌊㘷਍㜳ഷ㌊㠷਍㜳ഹ㌊〸਍㠳റ㌊㈸਍㠳ള㌊㐸਍㠳വ㌊㘸਍㠳ഷ㌊㠸਍㠳ഹ㌊〹਍㤳റ㌊㈹਍㤳ള㌊㐹਍㤳വ㌊㘹਍㤳ഷ㌊㠹਍㤳ഹ㐊〰਍〴റ㐊㈰਍〴ള㐊㐰਍〴വ㐊㘰਍〴ഷ㐊㠰਍〴ഹ㐊〱਍ㄴറ㐊㈱਍ㄴള㐊㐱਍ㄴവ㐊㘱਍ㄴഷ㐊㠱਍ㄴഹ㐊〲਍㈴റ㐊㈲਍㈴ള㐊㐲਍㈴വ㐊㘲਍㈴ഷ㐊㠲਍㈴ഹ㐊〳਍㌴റ㐊㈳਍㌴ള㐊㐳਍㌴വ㐊㘳਍㌴ഷ㐊㠳਍㌴ഹ㐊〴਍㐴റ㐊㈴਍㐴ള㐊㐴਍㐴വ㐊㘴਍㐴ഷ㐊㠴਍㐴ഹ㐊〵਍㔴റ㐊㈵਍㔴ള㐊㐵਍㔴വ㐊㘵਍㔴ഷ㐊㠵਍㔴ഹ㐊〶਍㘴റ㐊㈶਍㘴ള㐊㐶਍㘴വ㐊㘶਍㘴ഷ㐊㠶਍㘴ഹ㐊〷਍㜴റ㐊㈷਍㜴ള㐊㐷਍㜴വ㐊㘷਍㜴ഷ㐊㠷਍㜴ഹ㐊〸਍㠴റ㐊㈸਍㠴ള㐊㐸਍㠴വ㐊㘸਍㠴ഷ㐊㠸਍㠴ഹ㐊〹਍㤴റ㐊㈹਍㤴ള㐊㐹਍㤴വ㐊㘹਍㤴ഷ㐊㠹਍㤴ഹ㔊〰਍〵റ㔊㈰਍〵ള㔊㐰਍〵വ㔊㘰਍〵ഷ㔊㠰਍〵ഹ㔊〱਍ㄵറ㔊㈱਍ㄵള㔊㐱਍ㄵവ㔊㘱਍ㄵഷ㔊㠱਍ㄵഹ㔊〲਍㈵റ㔊㈲਍㈵ള㔊㐲਍㈵വ㔊㘲਍㈵ഷ㔊㠲਍㈵ഹ㔊〳਍㌵റ㔊㈳਍㌵ള㔊㐳਍㌵വ㔊㘳਍㌵ഷ㔊㠳਍㌵ഹ㔊〴਍㐵റ㔊㈴਍㐵ള㔊㐴਍㐵വ㔊㘴਍㐵ഷ㔊㠴਍㐵ഹ㔊〵਍㔵റ㔊㈵਍㔵ള㔊㐵਍㔵വ㔊㘵਍㔵ഷ㔊㠵਍㔵ഹ㔊〶਍㘵റ㔊㈶਍㘵ള㔊㐶਍㘵വ㔊㘶਍㘵ഷ㔊㠶਍㘵ഹ㔊〷਍㜵റ㔊㈷਍㜵ള㔊㐷਍㜵വ㔊㘷਍㜵ഷ㔊㠷਍㜵ഹ㔊〸਍㠵റ㔊㈸਍㠵ള㔊㐸਍㠵വ㔊㘸਍㠵ഷ㔊㠸਍㠵ഹ㔊〹਍㤵റ㔊㈹਍㤵ള㔊㐹਍㤵വ㔊㘹਍㤵ഷ㔊㠹਍㤵ഹ㘊〰਍〶റ㘊㈰਍〶ള㘊㐰਍〶വ㘊㘰਍〶ഷ㘊㠰਍〶ഹ㘊〱਍ㄶറ㘊㈱਍ㄶള㘊㐱਍ㄶവ㘊㘱਍ㄶഷ㘊㠱਍ㄶഹ㘊〲਍㈶റ㘊㈲਍㈶ള㘊㐲਍㈶വ㘊㘲਍㈶ഷ㘊㠲਍㈶ഹ㘊〳਍㌶റ㘊㈳਍㌶ള㘊㐳਍㌶വ㘊㘳਍㌶ഷ㘊㠳਍㌶ഹ㘊〴਍㐶റ㘊㈴਍㐶ള㘊㐴਍㐶വ㘊㘴਍㐶ഷ㘊㠴਍㐶ഹ㘊〵਍㔶റ㘊㈵਍㔶ള㘊㐵਍㔶വ㘊㘵਍㔶ഷ㘊㠵਍㔶ഹ㘊〶਍㘶റ㘊㈶਍㘶ള㘊㐶਍㘶വ㘊㘶਍㘶ഷ㘊㠶਍㘶ഹ㘊〷਍㜶റ㘊㈷਍㜶ള㘊㐷਍㜶വ㘊㘷਍㜶ഷ㘊㠷਍㜶ഹ㘊〸਍㠶റ㘊㈸਍㠶ള㘊㐸਍㠶വ㘊㘸਍㠶ഷ㘊㠸਍㠶ഹ㘊〹਍㤶റ㘊㈹਍㤶ള㘊㐹਍㤶വ㘊㘹਍㤶ഷ㘊㠹਍㤶ഹ㜊〰਍〷റ㜊㈰਍〷ള㜊㐰਍〷വ㜊㘰਍〷ഷ㜊㠰਍〷ഹ㜊〱਍ㄷറ㜊㈱਍ㄷള㜊㐱਍ㄷവ㜊㘱਍ㄷഷ㜊㠱਍ㄷഹ㜊〲਍㈷റ㜊㈲਍㈷ള㜊㐲਍㈷വ㜊㘲਍㈷ഷ㜊㠲਍㈷ഹ㜊〳਍㌷റ㜊㈳਍㌷ള㜊㐳਍㌷വ㜊㘳਍㌷ഷ㜊㠳਍㌷ഹ㜊〴਍㐷റ㜊㈴਍㐷ള㜊㐴਍㐷വ㜊㘴਍㐷ഷ㜊㠴਍㐷ഹ㜊〵਍㔷റ㜊㈵਍㔷ള㜊㐵਍㔷വ㜊㘵਍㔷ഷ㜊㠵਍㔷ഹ㜊〶਍㘷റ㜊㈶਍㘷ള㜊㐶਍㘷വ㜊㘶਍㘷ഷ㜊㠶਍㘷ഹ㜊〷਍㜷റ㜊㈷਍㜷ള㜊㐷਍㜷വ㜊㘷਍㜷ഷ㜊㠷਍㜷ഹ㜊〸਍㠷റ㜊㈸਍㠷ള㜊㐸਍㠷വ㜊㘸਍㠷ഷ㜊㠸਍㠷ഹ㜊〹਍㤷റ㜊㈹਍㤷ള㜊㐹਍㤷വ㜊㘹਍㤷ഷ㜊㠹਍㤷ഹ㠊〰਍〸റ㠊㈰਍〸ള㠊㐰਍〸വ㠊㘰਍〸ഷ㠊㠰਍〸ഹ㠊〱਍ㄸറ㠊㈱਍ㄸള㠊㐱਍ㄸവ㠊㘱਍ㄸഷ㠊㠱਍ㄸഹ㠊〲਍㈸റ㠊㈲਍㈸ള㠊㐲਍㈸വ㠊㘲਍㈸ഷ㠊㠲਍㈸ഹ㠊〳਍㌸റ㠊㈳਍㌸ള㠊㐳਍㌸വ㠊㘳਍㌸ഷ㠊㠳਍㌸ഹ㠊〴਍㐸റ㠊㈴਍㐸ള㠊㐴਍㐸വ㠊㘴਍㐸ഷ㠊㠴਍㐸ഹ㠊〵਍㔸റ㠊㈵਍㔸ള㠊㐵਍㔸വ㠊㘵਍㔸ഷ㠊㠵਍㔸ഹ㠊〶਍㘸റ㠊㈶਍㘸ള㠊㐶਍㘸വ㠊㘶਍㘸ഷ㠊㠶਍㘸ഹ㠊〷਍㜸റ㠊㈷਍㜸ള㠊㐷਍㜸വ㠊㘷਍㜸ഷ㠊㠷਍㜸ഹ㠊〸਍㠸റ㠊㈸਍㠸ള㠊㐸਍㠸വ㠊㘸਍㠸ഷ㠊㠸਍㠸ഹ㠊〹਍㤸റ㠊㈹਍㤸ള㠊㐹਍㤸വ㠊㘹਍㤸ഷ㠊㠹਍㤸ഹ㤊〰਍〹റ㤊㈰਍〹ള㤊㐰਍〹വ㤊㘰਍〹ഷ㤊㠰਍〹ഹ㤊〱਍ㄹറ㤊㈱਍ㄹള㤊㐱਍ㄹവ㤊㘱਍ㄹഷ㤊㠱਍ㄹഹ㤊〲਍㈹റ㤊㈲਍㈹ള㤊㐲਍㈹വ㤊㘲਍㈹ഷ㤊㠲਍㈹ഹ㤊〳਍㌹റ㤊㈳਍㌹ള㤊㐳਍㌹വ㤊㘳਍㌹ഷ㤊㠳਍㌹ഹ㤊〴਍㐹റ㤊㈴਍㐹ള㤊㐴਍㐹വ㤊㘴਍㐹ഷ㤊㠴਍㐹ഹ㤊〵਍㔹റ㤊㈵਍㔹ള㤊㐵਍㔹വ㤊㘵਍㔹ഷ㤊㠵਍㔹ഹ㤊〶਍㘹റ㤊㈶਍㘹ള㤊㐶਍㘹വ㤊㘶਍㘹ഷ㤊㠶਍㘹ഹ㤊〷਍㜹റ㤊㈷਍㜹ള㤊㐷਍㜹വ㤊㘷਍㜹ഷ㤊㠷਍㜹ഹ㤊〸਍㠹റ㤊㈸਍㠹ള㤊㐸਍㠹വ㤊㘸਍㠹ഷ㤊㠸਍㠹ഹ㤊〹਍㤹റ㤊㈹਍㤹ള㤊㐹਍㤹വ㤊㘹਍㤹ഷ㤊㠹਍㤹ഹㄊ〰ര
 
Even simpler:

Code:
d:\data\tcclibrary> echo foo^r^nbar | tail
潦൯戊牡਍
 
Looks like TAIL is not correctly detecting the text encoding. Try doing option //unicodeoutput=yes first.
 
Same problem here too and YES, with option //unicodeoutput=yes it works.

But why is that necessary now?
 
I don't know, but I can guess wildly. This may be an attempt to address an obscure issue with @EXECSTR which I brought up recently. From brief testing, that issue seems to be... not fixed, but less bad, in build 16.

If that is what's going on, Rex, I appreciate the attempt. But the medicine may be worse than the disease.
 
Ok, thank you. Then we'll have to wait till Rex explains it ...
 
Same problem here too and YES, with option //unicodeoutput=yes it works.

But why is that necessary now?
I don't think that was intended to be a fix ... more as simply evidence of what's going on. No doubt, UnicodeOutput would screw up any external programs in a pipeline
 
Yes, works again with build 18, thank you, Rex!
 
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