[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[b-free: 1216] Re: ¥ª¥Ö¥¸¥§¥¯¥È»Ø¸þ¤ÎOS¤Ø¤ÎŬÍÑ(Re: ¥¹¥±¥¸¥å¡¼¥ë¤Ë¤Ä¤¤¤Æ)
δ°ì¤Ç¤¹¡£
From: Hideaki Suzuki <h1suzuki@bridgew.edu>
Subject: [b-free: 1210] Re: ¥ª¥Ö¥¸¥§¥¯¥È»Ø¸þ¤ÎOS¤Ø¤ÎŬÍÑ(Re: ¥¹¥±¥¸¥å¡¼¥ë¤Ë¤Ä¤¤¤Æ)
Date: Wed, 01 Apr 1998 00:05:08 -0500
> ¤Ä¤Å¤¡£
> ¡ô¡¡Âçʬ´Ö¤¬¤¢¤¤¤¿¤±¤É¡£
>
...[snip]...
>
> > > > ¤µ¤é¤Ë¡¢¥ª¥Ö¥¸¥§¥¯¥È»Ø¸þ¤Î¾ì¹ç¡¢¥é¥¤¥Ö¥é¥ê²½¤¬½ÅÍפˤʤê¤Þ¤¹¡£¤³¤Î¥ª¥Ö
> > > > ¥¸¥§¥¯¥È»Ø¸þ¤Î¥é¥¤¥Ö¥é¥ê¤Ë¤Ä¤¤¤Æ¤Ï¡¢»È¤¦Êý¤âºî¤ëÊý¤â¤½¤ì¤Ê¤ê¤ÎÏ«ÎϤ¬¤«
> > > > ¤«¤ê¤Þ¤¹¡£»È¤¤Êª¤Ë¤Ê¤ë¥ª¥Ö¥¸¥§¥¯¥È¥é¥¤¥Ö¥é¥ê¤òºî¤ë¤Ë¤Ï¡¢2¡¢3ǯ¤«¤«¤ë¤Ç
> > > > ¤·¤ç¤¦¡£¥½¡¼¥¹¤ÎÎ̤⡢¿ôËü¥¹¥Æ¥Ã¥×¤ò±Û¤¨¤ë¤â¤Î¤Ë¤Ê¤ê¤Þ¤¹¡£
> > >
> > > ¤³¤Î·ï¤Ë¤Ä¤¤¤Æ¤Ï¡¢£Ï£Ó¤¬£Ï£Ï²½¤µ¤ì¤¿¾ì¹ç¡¢ÂçʬÄ㸺¤µ¤ì¤ë¤È»×¤¤¤Þ¤¹¡£
> >
> > ¤½¤Î¥³¥³¥í¤Ï¡©
> > OS ¤¬ OO ²½¤µ¤ì¤¿¤«¤é¤È¤¤¤Ã¤Æ¡¢¼«Æ°Åª¤Ë¥¯¥é¥¹¥é¥¤¥Ö¥é¥ê¤¬ºî¤ê¤ä¤¹¤¯¤Ê
> > ¤ë¤È¤Ï¤È¤Æ¤â»×¤¨¤Þ¤»¤ó¡£²¿¤«ºî¤ê¤ä¤¹¤¯¤Ê¤ë¤è¤¦¤ÊÍýͳ¤¬¤¢¤ë¤Î¤Ç¤·¤ç¤¦¤«¡©
>
> Î㤨¤Ð¡¢API ¤¬¡¢overload ¤òµö¤·¤¿¤È¤·¤Þ¤·¤ç¤¦¡£¤½¤¦¤¹¤ë¤È¡¢Â¿¤¯¤Î class member function ¤Ç¡¢
> Ʊ¤¸ API ¤ò»È¤¦¤è¤¦¤Ë¤Ê¤ê¤Þ¤¹¡£¤¹¤ë¤È¡¢¤½¤ì¤Ï¿¤¯¤Î code ¤Î½ÅÊ£¤òÀ¸¤ß¤Þ¤¹¡£½ÅÊ£¤¬¤¢¤ë¤È¤¤¤¦
> »ö¤Ï¡¢·Ñ¾µ¤ä template ¤Ë¤è¤ë coding ¤ÎÂçÉý¤Êºï¸º¤¬´üÂԤǤ¤Þ¤¹¡£
API ¤Î overload ¤È¤Ï¡¢¤É¤¦¤¤¤¦¤â¤Î¤Ê¤ó¤Ç¤·¤ç¤¦¤«¡©
¤É¤¦¤â¡¢¤è¤¯¤ï¤«¤ê¤Þ¤»¤ó¡£
Ʊ¤¸ API ¤ò»È¤¦¤È¤¤¤¦¤Î¤¬¡¢¤É¤¦¥³¡¼¥É¤Î½ÅÊ£¤È¤Ä¤Ê¤¬¤Ã¤Æ¤¯¤ë¤Î¤Ç¤·¤ç¤¦
¤«¡©
> £Ï£Ó¤¬ exception handling ÍѤΠstack ¤òÄ󶡤·¤¿¤È¤·¤Þ¤·¤ç¤¦¡£¤³¤ì¤Ë¤è¤Ã¤Æ¡¢exception
> handling ¤Î°Ù¤Ë stack ¤ËÆÃÊ̤ʽèÍý¤ò¤¹¤ëɬÍפ¬Ìµ¤¯¤Ê¤ê¡¢compiler ¤Î½¤Àµ¤¬¾¯¤Ê¤¯Ã±½ã¤Ë¤Ê¤ê¤Þ
> ¤¹¡£
Îã³°½èÍý»þ¤Î¥¹¥¿¥Ã¥¯¤Ë¤Ä¤¤¤Æ¤Ï¡¢¥³¥ó¥Ñ¥¤¥é¤Ï´ØÍ¿¤·¤Ê¤¯¤È¤â¼ÂÁõ¤Ç¤¤Þ¤¹¡£
(¤È¤¤¤¦¤«¡¢ÉáÄÌÎã³°½èÍý¤Î¤¿¤á¤Ë¥³¥ó¥Ñ¥¤¥é¤Ï½¤Àµ¤¹¤ë¼ê´Ö¤Ï¤«¤±¤Ê¤¤¤È»×¤¦)
Îã³°½èÍýÍѤΥ¹¥¿¥Ã¥¯¤Ï¡¢¥é¥¤¥Ö¥é¥ê¤« OS ¤Î¤É¤Á¤é¤«¤¬´ÉÍý¤¹¤ëɬÍפ¬¤¢¤ë
¤ï¤±¤Ç¡¢¤³¤ì¤Ï¥ª¥Ö¥¸¥§¥¯¥È»Ø¸þ¤Ç¤¢¤ë¤«¤É¤¦¤«¤È¤Ï´Ø·¸¤¢¤ê¤Þ¤»¤ó¡£
¤¿¤È¤¨¤Ð¡¢UNIX ¤Ë¤Ï¡¢¥·¥°¥Ê¥ë¤È¤¤¤¦È󯱴ü¤Ê½èÍý facility ¤¬¤¢¤ê¤Þ¤¹¡£
¤·¤«¤·¡¢UNIX ¤Ï¥ª¥Ö¥¸¥§¥¯¥È»Ø¸þ¤È¤¤¤¦¤ï¤±¤Ç¤Ï¤¢¤ê¤Þ¤»¤ó¡£
¤É¤Á¤é¤Ë¤·¤Æ¤â¡¢¥ª¥Ö¥¸¥§¥¯¥È»Ø¸þ¤ÈÎã³°½èÍý¤È¤Ï´Ø·¸¤Ê¤¤µ¡Ç½¤Ç¤¹¤Í¡£
ÏÃ¤Î¶ÚÆ»¤¬¤º¤ì¤Æ¤¤¤Þ¤»¤ó¤«¡©
> £Ï£Ó¤¬ RTTI ¤ò»Ù±ç¤·¤¿¤È¤·¤Þ¤·¤ç¤¦¡£¤½¤¦¤¹¤ë¤È¡¢compiler ¤Î dynamic_cast ¤Ë´Ø¤¹¤ë½èÍý¤¬¤À¤¤
> ¤Ö¤ó³Ú¤Ë¤Ê¤ê¤Þ¤¹¡£
¤¨¡¼¤È¡¢RTTI ¤È¤Ï²¿¤Ç¤·¤ç¤¦¤«¡©
¥³¥ó¥Ñ¥¤¥é¤Î·¿ÊÑ´¹¤Ë´Ø·¸¤Î¤¢¤ëµ¡Ç½¡©
¥³¥ó¥Ñ¥¤¥é¤ò°ì¤«¤éºî¤ë¤Î¤Ç¤Ê¤¤¾ì¹ç¡¢¥³¥ó¥Ñ¥¤¥é¤Î½èÍý¤¬·Ú¸º¤µ¤ì¤Æ¤â¤¢¤Þ
¤êÆÀ¤¬¤Ê¤¤¤è¤¦¤Êµ¤¤¬¤·¤Þ¤¹¡£
¥³¥ó¥Ñ¥¤¥é¤ò½ñ¤ÊѤ¨¤ë¤È¤¤¤¦ÏäÀ¤È¡¢Ê̤ÊÏ«ÎϤ¬É¬ÍפǤϡ©
> > ºä¼ÀèÀ¸¼«ÂΤϥª¥Ö¥¸¥§¥¯¥È»Ø¸þ¤¬¹¥¤ß¤¸¤ã¤Ê¤¤¤ß¤¿¤¤¤Ç¤¹¤Í ^^)
> > BTRON2 ¤Ï¡¢Generic ´Ø¿ô¤È¤·¤Æ¤Î API ¤¬¤¢¤ê¤Þ¤¹¤¬¡¢¤Á¤ç¤Ã¤È¥ª¥Ö¥¸¥§¥¯¥È
> > »Ø¸þ¤È¤Ï°ã¤¦µ¤¤¬¤·¤Þ¤¹(¥¯¥é¥¹¤â¤Ê¤¤¤·¡¢¤â¤Á¤í¤ó·Ñ¾µ¤â¤Ê¤¤)¡£
> > ¥Ç¡¼¥¿Ãê¾Ý¥ì¥Ù¥ë¤Î¤â¤Î¤Ç¤Ï¤Ê¤¤¤Ç¤¹¤«¡©
>
> ¤¨¤Ã¤È¡¢generic ´Ø¿ô¤È¤·¤Æ¤Î API ¤ò¼Â¸½¤¹¤ë¤¿¤á¤Ë¡¢¤Ê¤«¤Ç¡¢£Ï£ÏŪ¤Ê½èÍý¤òɬÍפȤ¹¤ëµ¤¤¬¤·¤Þ
> ¤¹¡£¶ñÂÎŪ¤Ë¤Ï¡¢³Æ object ¤¬¼«Ê¬¤ËÂФ¹¤ë¾ðÊó¡Ê¼«Ê¬¤¬²¿¼Ô¤«¡£Î㤨¤Ð¡¢process ¤À¤È¤«¼Â¿È¤À¤È
> ¤«¡Ë¤ò»ý¤Ã¤Æ¤¤¤Æ¡¢¤½¤³¤Ë¡¢API ¤ò»È¤¦¤È¤¤¤¦¼êÃʤǡ¢message¡ÊÎ㤨¤Ð¡¢open¡Ë¤òÍ¿¤¨¤Æ¤ä¤ë¤È¡¢
> object ¼«¿È¤¬Å¬ÀڤʽèÍý¤òÁªÂò¤¹¤ë¤È¤¤¤¦³°´Ñ¤Ç¤¹¡£
¤Þ¤º¡¢ÈÆÍÑ´Ø¿ô¤È¤·¤Æ API ¤òÄ󶡤¹¤ë¤³¤È¤¬¤¤¤¤¤«¤È¤¤¤¦ÌäÂ꤬¤¢¤ê¤Þ¤¹¤è
¤Í¡© ¤Þ¤¿¡¢ÈÆÍÑ´Ø¿ô¤È¤·¤Æ API ¤ò¼Â¸½¤¹¤ë¤¿¤á¤Ë¥ª¥Ú¥ì¡¼¥Æ¥£¥ó¥°¥·¥¹¥Æ
¥à¤¬¥ª¥Ö¥¸¥§¥¯¥È»Ø¸þ¤Ç¤¢¤ëɬÍפâ¤Ê¤¤¤è¤¦¤Êµ¤¤¬¤·¤Þ¤¹¡£¤¿¤È¤¨¤Ð¡¢UNIX
¤Î¥Õ¥¡¥¤¥ë¤Ï¡¢¥Ç¥Ð¥¤¥¹¤â¥¹¥È¥ì¡¼¥¸¤È¤·¤Æ¤Î¥Õ¥¡¥¤¥ë¤âƱ°ì¤Î¥¤¥ó¥¿¥Õ¥§¡¼
¥¹¤Ç°·¤¤¤Þ¤¹¤¬¡¢UNIX ¤Ï¥ª¥Ö¥¸¥§¥¯¥È»Ø¸þ¤Ç¤Ï¤¢¤ê¤Þ¤»¤ó¡£
BTRON2 ¤Î¼Â¿È API ¤Ë¤Ä¤¤¤Æ¤Ï¡¢¥ª¥Ö¥¸¥§¥¯¥È»Ø¸þ¤È¤¤¤¦¤è¤ê¡¢UNIX ¤Î¥Õ¥¡
¥¤¥ëÄøÅ٤νèÍý¤ÎÀÚ¤êʬ¤±¤À¤È»×¤¤¤Þ¤¹¡£
> > ¤·¤«¤â¡¢ºî¤êľ¤·¤Ë¤Ï¡¢¤¢¤ëÄøÅٻȤï¤ì¤¿¥Õ¥£¡¼¥É¥Ð¥Ã¥¯¤¬É¬Íפˤʤê¤Þ¤¹¡£
>
> ºî¤êľ¤·¤Ï¡¢design ¤ÎÃæ¤Ç¡¢Âçʬ¡¢·Ú¸º¤µ¤ì¤ë¤È»×¤¤¤Þ¤¹¡£
> ºî¤êľ¤¹¤È¤Ï¡¢¾ÜºÙ¤Ê API ¤Î»ÅÍͤò¸¡Æ¤¤¹¤ë´Ö¤Ë¡¢¤Ä¤¸¤Ä¤Þ¤ò¹ç¤ï¤»¤ë¤È¤¤¤¦ºî¶È¤ò¸À¤¤¤Þ¤·¤¿¡£
À߷פÎÃʳ¬¤ÇºÇ½é¤«¤é¥¯¥é¥¹¹½À®¤ò´°àú¤Ë¤¹¤ë¤Î¤Ï̵Íý¤¸¤ã¤Ê¤¤¤Ç¤·¤ç¤¦¤«¡©
ÆÃ¤Ë¡¢OS ¤Î¤è¤¦¤Ê¥ª¥Ö¥¸¥§¥¯¥È»Ø¸þ¤ÇÀ߷פ¹¤ë¤³¤È¤¬¤Û¤È¤ó¤É¤Ê¤¤¤è¤¦¤Ê±þ
ÍѤÀ¤È¡¢ÄêÀפ¬¤Ê¤¤Ê¬,¼ÂºÝ¤Ëºî¤Ã¤Æ¤ß¤Ê¤¤¤È¤¤¤¤¤«°¤¤¤«È½ÃǤǤ¤Ê¤¤¤Ç¤·¤ç
¤¦¡£
B-Free OS ¤ò¥ª¥Ö¥¸¥§¥¯¥È»Ø¸þ¤Çºî¤Ã¤¿¾ì¹ç¡¢ÂçÊѤÊÏ«ÎϤ¬É¬Íפˤʤë¤Î¤Ï¡¢
ÎëÌÚ¤µ¤ó¤âʬ¤«¤Ã¤Æ¤¤¤ë¤È»×¤¤¤Þ¤¹¡£
[b-free 1205] ¤Ç
> ¤À¤«¤é¡¢B-free ¤Ç¤Ï¡¢
> ¡¡¡Ö¤è¤Ã¤·¤ã¡¢¤â¤¦¤¤¤Ã¤Á¤çºÇ½é¤Ã¤«¤é¡¢¹Í¤¨Ä¾¤¹¤Ç¡ª¡×
> ¤«¡¢
> ¡¡¡Ö¤Þ¤¢¡¢£Ï£Ï£Ð¤âÎɤ¤¤±¤É¡¢¤È¤ê¤¢¤¨¤º next version ¤Þ¤Ç¤Ï¤³¤Î¤Þ¤Þ¹Ô¤³¤¦¡×
> ¤«¡¢¤É¤Á¤é¤«¤òÁªÂò¤·¤Ê¤¤ã¤¤¤±¤Ê¤¤¤ï¤±¤Ç¤¹¡£
>
> ¸å¼Ô¤òÁªÂò¤¹¤ë¤Ê¤é¡¢¤È¤ê¤¢¤¨¤º¡¢´°À®¤Ï¤°¤Ã¤È¶á¤¯¤Ê¤ë¤Ç¤·¤ç¤¦¤Í¡£
> ¡ô¡¡µÕ¤ËÁ°¼Ô¤òÁªÂò¤·¤¿¤é¡¢ÂçÊѤǤ·¤ç¤¦¤Í¤§¡£
¤È½ñ¤¤¤Æ¤¢¤ë¤¯¤é¤¤¤Ç¤¹¤«¤é¡£
p----------------------------------------------------------------------q
| FROM R.Night |
| E-mail: |
| rnaitoh@st.rim.or.jp |
| Key fingerprint = 89 EB 77 95 40 C0 3C CC 37 A1 A7 FA 1C 66 FF D0 |
b----------------------------------------------------------------------d