ZITA
bzip2, bunzip2 - a block-sorting file compressor, v1.0.2
bzcat - inodonhedzera mafaira kune stdout
bzip2recover - inotora data kubva kumafaira bzip2 akaora
SYNOPSIS
bzip2 [ -cdfkqstvzVL123456789 ] [ filenames ... ]
bunzip2 [ -fkvsVL ] [ filenames ... ]
bzcat [ -s ] [ filenames ... ]
bzip2recover filename
DESCRIPTION
bzip2 inonyanya kushandura mafaira uchishandisa Burrows-Wheeler chigadziro chekunyora magwaro ekugadzirisa algorithm, uye Huffman coding. Kunyanya kuwirirana kunowanzoita nani kupfuura izvo zvakawanikwa nechekare zvinokonzerwa neLZ77 / LZ78-based compressors, uye zvinosvika pakuitwa kwePPM mhuri yevanoverengera compressors.
Iro-mutsara wemitemo inofanana nemaune yakafanana zvikuru neyeGNU gzip, asi haina kufanana.
bzip2 inotarisira urongwa hwemafisi mazita kuti uende nemirairo-mitsara yemiragi. Firipi imwe neimwe inotsiviwa nehurukuro yakaomerera yega, ine zita rokuti "original_name.bz2". Imwe faira yakanyanyiswa ine zuva rimwe chete rekushandura, zvibvumirano, uye, kana zvichibvira, umiridzi sehuyo hwepakutanga, kuitira kuti zvinhu izvi zvigone kudzorerwa zvakakodzera panguva yekudzvinyirira. Zita rekushandisa kushandiswa isinaive mupfungwa yokuti hakuna nzira yekuchengetedza mazita mazita ekutanga, mvumo, vhudzi kana matsi mumaseresi asina zvidzidzo izvi, kana kuti ane zita rakakura rezita rezvirevanguva, seSMS-DOS.
bzip2 uye bunzip2 zvichange zvisati zvaitika hazvizobatsirizve mafaira akaripo . Kana uchida kuti izvi zviitike, tsanangurai -f mureza.
Kana kusina mazita emafaira akataurwa, bzip2 inonongedza kubva pane zvakaenzana kusvika kune imwe yabuda. Muchiitiko ichi, bzip2 inoramba kutora kunyora zvakanyanyisa kune imwe nzvimbo, sezvo izvi zvisinganyatsonzwisisiki uye naizvozvo hazvina maturo.
bunzip2 (kana bzip2 -d) inonyadzisa mafaira ose akataurwa. Files dzisina kusikwa neBzip2 dzichaonekwa uye dzisingateereri, uye nyevero yakabudiswa. bzip2 anoedza kufungidzira filename yefomu rakadonhedzwa kubva kune iyo yezvinomirirwa faira sezvinotevera:
filename.bz2 inova filename
filename.bz inova filename
filename.tbz2 inova filename.tar
filename.tbz becomes filename.tar
cherootherothername inova aniothername.out
Kana iyo faira isingagumi mune rimwe remagumo anozivikanwa, .bz2 , .bz, .tbz2 kana .tbz, bzip2 inonyunyuta kuti haigoni kufungidzira zita refaira yepakutanga, uye rinoshandisa zita rekutanga ne .out rakagadzirirwa.
Sezvo nekumanikidzwa, kugovera hakuna filenames kunokonzera kudzvinyirira kubva pane zvakananga kuwanikwa kusvika kuhuwandu hwekubuda.
bunzip2 ichanyatsoderedza decompress faira iyo iri kubvumirana kwemafaira maviri kana akawanda akaomeswa. Chigumisiro chacho ndechokugadzirisa kwemafaira asina kufambidzana. Kuedza kutendeseka (-t) kwekambani yakagadziridzwa mafaira inotsigirwawo.
Iwe unogonawo kukonzera kana kuvhiringidza mafaira kuhuwandu hwehuwandu kuburikidza nekupa -c mureza. Mafaira akawanda angave akaomeswa uye akavhiringidzirwa saizvozvi. Izvo zvinoguma zvaitika zvinodyiswa sequentially kuti zvivepo. Kugadzikana kwemafaira akawanda nenzira iyi kunoita kuti ruzivo rune mazita akawanda akaomeswa mafaira. Rwizi rwakadaro runogona kudonhedzwa zvakanaka chete ne bzip2 version 0.9.0 kana kuti gare gare. Bzip2 yapfuura inomira mushure mekudzikisa decompressing yefaira yekutanga mumuganhu.
bzcat (kana bzip2 -dc) inodonhedzera mafaira ose akataurwa pane zvakasara.
bzip2 ichaverenga nharo kubva kumamiriro ezvinhu akasiyana-siyana BZIP2 uye BZIP, mukurongeka uku, uye achazviita pamberi pezvimwe zvikonzero zvingaverengwa kubva kumurairo wemirairo. Izvi zvinopa nzira yakanakisisa yekupa mhinduro dzisina kukwana.
Kugadzikana kunogara kuchiitwa, kunyange kana faira yakanyanyisa iri duku kudarika yepakutanga. Files zvishoma kudarika anenge zana zana dzinowanzova yakakura, sezvo kushandiswa kwemagetsi kunowedzera nguva dzose munzvimbo ye 50 byte. Random data (kusanganisira yakabuda yefaira yakawanda compressors) inodhindwa pa8.05 bits paawa imwe neimwe, ichipa kuwedzera kweanenge 0.5%.
Sekuzvitsvaga chekudzivirirwa kwako, bzip2 inoshandisa 32-bit CRCs kuti ione kuti bhadharo ye decompressed yefaira yakafanana neyopakutanga. Iyi varindi vanorwisana nehuori hwehuwandu hwemashoko, uye nehutachiona husingaoneki mu bzip2 (zvisingatombofungidziki zvikuru). Iko mikana yenharaunda yekuora iyo isingaoneki ndeye microscopic, pamusoro peimwe mukana mu mabhiriyoni mana nokuda kwefaira rimwe nerimwe rakagadziridzwa. Cherechedza, kunyange zvakadaro, kuti cheki inoitika pakuderedzwa, saka inogona kukuudza chete kuti chimwe chinhu chakashata. Haikwanisi kukubatsira kuti uwanezve dhesi yepakutanga isinganzwisisiki. Iwe unogona kushandisa bzip2recover kuti uedze kuwana deta kubva kumafaira akaora.
Dzorerai maitiro: 0 kuti zvive zvakasununguka, 1 yezvinetso zvakatipoteredza (mafaira asina kuwanikwa, mazai asina kubhadhara, zvikanganiso zveI / O, & c), 2 kuratidza uori hwakakanganiswa faira, 3 nokuda kwekukanganisa kwemukati (eg, bug) yakakonzera bzip2 kutyisa.
MASHOKO
-c - stdout
Compress or decompress to standard output.
-d - decompress
Shandisa kudzvinyirira. bzip2, bunzip2 uye bzcat ndeyeiyo purogiramu imwechete, uye chisarudzo chezviito zvekutora zvinoitwa maererano neshoko rinoshandiswa. Iyi mureza inodarika iyo maitiro, uye inoita kuti bzip2 ide decompress.
-z - compress
Mutsigiri we--d: masimba ekudzvinyirira, zvisinei nokuti zita rekukumbira.
-t - zvakanyanya
Tarisa kutendeseka kwefaira yakatsanangurwa (s), asi usabvisa decompress. Izvi zvinonyatsoita kudzvinyirira mumiedzo uye inokanda chigumisiro chacho.
-f - kushanda
Shingai kuverenga pane zvakabuda payafurasi. Kazhinji, bzip2 haisi kuzonyora pane zviripo zviripo mafaira. Uyewo inomanikidza bzip2 kuti iparadzanise zvakaoma kune mafaira, izvo zvingadai zvisingaiti.
bzip2 kazhinji inorambidza kubvisa decompress mafaira asina mhinduro yakarurama yemusoro musoro. Kana akamanikidzwa (-f), zvisinei, ichapfuura mafaira akadaro kuburikidza neusingazivikanwi. Iyi ndiyo nzira iyo GNU gzip inoita nayo.
-k - kuchengeta
Chengetedza (usabvisa) kuisa mafaira panguva yekudzvinyirira kana kudzvinyirira.
-s -sall
Deredza kushandiswa kwekurangarira, kwekumanikidzika, kudzvinyirira uye kuedza. Mafaira akaodzwa uye akaedzwa achishandisa algorithm yakashandurwa inongoda 2,5 byte pamubhadha webhande. Izvi zvinoreva kuti faira chero ipi zvayo inogona kudonhedzwa mu 2300k yekuyeuka, kunyangwe inenge hafu yenguva yakakurumidza.
Munguva yekudzvinyirira, -s inosarudza hukuru hwemasikiti 200k, iyo inokonesa kushandiswa kwepamusoro kumativi akaenzana nemafungiro akafanana, pamutengo wekubatsira kwako. Muchidimbu, kana makina ako ari pasi pekuyeuka (8 megabytes kana pasi), shandisa-yezvose. Ona MEMORY MANAGEMENT iri pasi apa.
-q -quiet
Rambai musinganyanyi kukosha maziso. Mharidzo dzine chokuita neI / O zvikanganiso nezvimwe zviitiko zvakakosha hazvizobviswa.
-v - verbose
Verbose mode - kuratidzira kuenzanisa kweyero yefaira rimwe rakagadziriswa. Kuwedzera-kunowedzera uwandu hwemashoko, kuparadzanisa huwandu hwemashoko anonyanya kufarira kugadzirisa zvinangwa.
-L - mhepo -V --version
Ratidza shanduro yeproofisi, mazwi eirivha uye mamiriro.
-1 (kana -) kuti -9 (kana -ke)
Ita bhokisi rakakura kusvika ku100 k, 200 k. 900 k kana kudimburira. Haina maturo apo decompressing. Ona MEMORY MANAGEMENT iri pasi apa. Izvo-zvinyoro uye -best aliases zvinonyanya kugadzirisa GNU gzip compatibility. Kunyanya, - kushingaira hakuiti zvinhu zvakakurumidza. Uye-inongova kungosarudza maitiro asina kukwana.
Anotora nharo dzose dzinotevera sezita refaira, kunyange kana vachitanga nedhadhi. Izvi ndizvo zvaunogona kubata mafaira nemazita anotanga nedhadhi, somuenzaniso: bzip2 - -myfilename.
--repetitive-fast --repetitive-yakanakisisa
Aya mapegi akazara mumashanduro 0.9.5 uye pamusoro. Vakapa humwe hutungamiri hwakanyanya pamusoro pemafambiro ekugadzirisa kushandiswa kwegoridhe mune zvinyorwa zvekare, izvo zvaive zvichibatsira. 0.9.5 uye pamusoro pacho zvine shanduro yakagadziridzwa iyo inoita kuti mabhigi aya asabatsire.
Zvinonyanya kukosha: Shandisa mutemo wevanhu ( % munhu ) kuti uone kuti murairo unoshandiswa sei pane imwe kombiyuta.
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