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2. ¨ú±o bzip2

Bzip2 ªº¥Dºô­¶¦b ­^°êªº¥Dºô¯¸¡C ¬ü°êªº¬M®g¯¸¦b ³oùØ¡C§A¤]¥i¥H¦b Red Hat ªºftp ¯¸ùØ §ä¨ì¡C

2.1 Bzip2-HOWTO ¦UºØ»y¨¥ª©¥»

»¡ªk»yªº¤H¥i¥H¬Ý¬Ý Arnaud Launay ªºªk¤å¤å¥ó¡C ºô­¶ª©¥»¦b ³oùØ¡A§A¥i¥H¥Î ftp ¨Ó¨ú±o §A¥i¥H¥Î ¹q¤l¶l¥ó¨Ó³sµ¸Arnaud

»¡¤é»yªº¤H¥i¥H¬Ý¬Ý Tetsu Isajiªº ¤é¤åĶ¥»¡C §A¥i¥H¥Î¤WIsajiªº ºô¯¸¡A©Î¬O¥Î ¹q¤l¶l¥óªº¤è¦¡¡C

»¡·ç¨å»yªºªB¤Í¥i¥H°Ñ¾\ Linus Ãkerlund ªº·ç¨å¤åĶ¥» «ö³o¡C§A¥i¥H¥Î ¹q¤l¶l¥ó »P Linus ³sµ¸¡C

2.2 ¨ú±o bzip2 ¥¼½sĶªº¤G¶i¦ìÀÉ

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Debian ªºIntel ¤G¶i¦ìµ{¦¡½X¦b ³oùØ¡C

Red Hatªº alpha ¤G¶i¦ìµ{¦¡½X¦b ³oùØ¡C

Red Hatªº Intel ¤G¶i¦ìµ{¦¡½X¦b ³oùØ¡C

Red Hatªº SPARC ¤G¶i¦ìµ{¦¡½X¦b ³oùØ¡C

Slackwareªº Intel ¤G¶i¦ìµ{¦¡½X¦b ³oùØ¡C

S.u.S.E.ªº Intel ¤G¶i¦ìµ{¦¡½X¦b ³oùØ¡C

§A¤]¥i¥H±q³\¦h¬ÛÃþ¦üªº¬M®g¯¸±o¨ú±oÀɮסC

2.3 ¨ú±o bzip2 ­ì©lµ{¦¡

§A¥i¥H±q©x¤èªººô¯¸ (¬Ý Getting Bzip2 ¡A©Î¬O Red Hat ¤]¦³ ¥¦)¡C

2.4 ½sĶ bzip2 µ¹§Aªº¾÷¾¹¨Ï¥Î

¦pªG§A¦³ gcc 2.7.*¡A±N¤U­±³o¦æ

CFLAGS = -O3 -fomit-frame-pointer -funroll-loops

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CFLAGS = -O2 -fomit-frame-pointer

¤]´N¬O¡A§â -O2 §ï¦¨ -O3 ¨Ã§â -funroll-loops§R±¼¡C§A¤]¥i¥H¥[¤J¥ô¦ó§A¦b½sĶ kernel ®Éªº -m* ºX¼Ð (¨Ò¦p¹³ -m486)¡C

ÁקK¨Ï¥Î -funroll-loops ¬O³Ì­«­nªº¤F¡A¦]¬°¥¦·|³y¦¨³\¦hªº gcc 2.7²£¥Í¿ù»~ªºµ{¦¡½X¡A¥H¤Î¥þ³¡ªº gcc 2.7 ²£¥Í³t«×ºC¤S¸û­Dªºµ{¦¡½X¡C ¹ï¨ä¥Lªº½sĶ¾¹ (lcc, egcs, gcc 2.8.x) ¨Ï¥Î¤º©wªº CFLAGS ´N¨S°ÝÃD¡C

¤§«á¡A¥u»Ý make ¥¦¡AµM«á¨Ì·Ó README ¨Ó¦w¸Ë¥¦¡C


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