				unzˤĤ

						v1.09 2025/10/29
						NIDE, Naoyuki
						nide@ics.nara-wu.ac.jp

1. ϲ

  ե̾Фơ;פʡѴԤʤȤ˺줿ZIP
եŸѥ桼ƥƥǤPerlǺƤޤ
  ե̾ФƤʸɤѴԤޤʤե
̾ФʸʸѴ򤷤ꡢեܸ̾쥫ʸ
ΤΥ(֥פ֥+֡פˤʤ)դˤäĤꡢ
äѴϰڹԤޤ󡣤ʤʸɤѴԤ鷺ե̾
̵Ѵˤ뤳ȤǤޤ
  ǤΤϥΤŸ뤳Ȥǡ֤
ΥեФȤ䡢֤뤳ȤʤɤϤǤޤ
ޤʸɤѴԤΤϥե̾ФƤǡե
ФƤϲѹԤޤ
  ʤpublic domainȤޤ


2. ȯηа

  ΤäϡؤΥץߥ󥰼½μȤǡФ
줿zip֤ץȤˤݤˡ˺ʤ֤
ȯФȤǤĴƤߤȡunzipޥ(ʤȤ)
ܸΥե̾˰äƤʤ(ե̾ˤѴäƤ
ޤ)ΤǤ
  ͤǤʬôȤäΤǡб¾οͤǤƼȻ˵
ФưƤUNIXOSưunzipõΤǤ
äȤ7zjar xfʤɤĤzipŸʤΤ⡢
ܸΥե̾ѤѴ򤷤ʤפȤޤ(εϿ
ĤƤޤ󤬡ΤShift JISΥե̾ФƥХ˱
ʸʸѴ򤷤ꡢޤΤϥե̾Υʤ
񤬤äꡢȤäΤäȵƤޤʤߤǤϾ
ʤȤ7zʰ򤷤Ƥ褦Ǥ)
  ǤɤĤ⤳Ĥפ󤳤Ȥ򤹤衢ʰĤġʤȤ
ȤǵPerlArchive::ZipѤơzipŸʳ;פʤȤڤ
ʤ(ե̾Ѵʤ)ԤΥץȤ񤭡Ṳ̄
ΤǤƵ޾򤷤ΤΤʤθǤ
  θϤθ⡢ƱȤβз֤ѹˤѽλȤʤޤ
ǯ֡ΤޤƱȤǻȤƤΤǤȤ̤˼ʬȤ
֥ե̾Υ󥳡ǥ󥰤ȤδĶȰۤʤzip֡(Ū
ˤϡWindowsǺ줿ե̾Υ󥳡ǥ󥰤Shift JISǤ
zip)ˤ˼ˤäΤǡե̾ʸ
ޤȤ˹Ԥ뵡ǽղ(̤ե̾ѴʤȤǽ)
뤳ȤˤäơʬѤˤⶡѤޤη̡٤Ȥʤ
粽ƤޤäΤǤ˺٤ʲɤäƤΤʤ
ʤޤ


3. 󥹥ȡ

  PerlΥ⥸塼Archive::Zip򥤥󥹥ȡ뤷Ƥޤ(ƼLinuxǥ
ȥӥ塼ǤϤФlibperl-archive-zipΤ褦ʥѥå̾ˤʤ
Ƥꡢѥå󥹥ȡǤޤ)θ塢ʤ¹Բǽˤơ
PATH̤äǥ쥯ȥ֤дλǤ


OC4. Ȥ

  unz [-lvqrJw] [-d ǥ쥯ȥ] ZIPե̾

  ƥץεǽϰʲ̤Ǥ

    -l: ֤˴ޤޤƤե̾ΥꥹȤԤޤ
    -v: ֤˴ޤޤƤե̾°ɽ
	Ԥޤ
    -q: Ÿ˲ɽޤ
    -r: ֤Ÿե̾ФʸѴޤ
	򤷤ޤ󡣥ǥեȤǤϡߤδĶѿLANG򸫤ơ줬
	UTF-8EUC-JPShift JISΤ줫Ǥä顢˹碌ƥե
	̾Ѵޤ(rawrǤ)
    -J: macOSWindowsǺ줿֤˴ޤޤ줬ʥ(.DS_Store
	__MACOSXʤ)֤˴ޤޤƤСŸޤ
	եȤǤϡ餬֤˴ޤޤƤƤŸޤ
	(junkJǤ)
    -d: Ÿǥ쥯ȥꤷޤ꤬ʤХȥǥ쥯
	Ÿޤ
    -w: Ÿ줿եˡʤɤ߽񤭵°ĤƤʤä
	Ǥ⡢ղäޤ


5. Ź沽ZIPؤб

  ʤǤϡŹ沽ZIPŸϡϡѤƤPerlΥ⥸塼롢
Archive::ZIPΰŹ沽ZIPؤбǽѤƹԤȤƤޤȤ
Ʊ⥸塼ǤϡŹ沽ZIPextractMember()Ÿ硢ǿ
v1.68ˤƤʤХꡢٰʾ礭ʥեǤƬʬ
Ǥʤ礬ޤ
  ΥХϤʤĹ֤Ƥͤǡľ뤳ȤʬԤ
ˤȽǤ뤿ᡢܥեȤǤv1.07顢Ź沽ZIPФƤϰʲ
б򤷤Ƥޤ

  (1) zipcloakޥ(zipޥɤ°)ϡѤư
沽ZIPեФŸԤʤ
zipcloakޥɤϥΥե̾ФƲùԤʤȸ
뤿ᡢλѤܥեȤ¸߰յ(ե̾;פѴ򤷤ʤ)˱
ڤܤʤ
  (2) zipcloakޥɤʤСŸˤextractMember()Ǥʤcontents()
ȤʸˤƤե˽񤭹ࡣǤޤԤ
⤢뤬Ǥʾ⤢͡ޤcontents()ȤŸ
ü٤ʤ뤦öեΤʸˤʤ뤿;
˾񤹤⤢

  δĶˤzipޥɤ(äzipcloak)ȻפޤΤǡ(1)
бˤʤꡢ(2)ˤϵʤΤȻפޤ
