daily memorandum 2.3.0
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2005-06-01 (Wed)
_ [www][Windows][security] Deer Park Alpha 1 Available
Release Notes ¤È¤«ÆÉ¤ó¤Ç¤ß¤ë¤È¡¢¤¤¤í¤¤¤í¤ª¤â¤·¤í¤½¤¦¡¦¡¦¡¦¤Ê¤Î¤À¤¬¡¢ New Extension Developer Features in Deer Park Alpha ¤Î
New Scriptable Windows Registry Interface
A powerful and scriptable interface for accessing the Windows registry has been added to provide easy support for all applications.
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2005-06-02 (Thu)
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2005-06-03 (Fri)
_ [www][ad] Google AdSense
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2005-06-05 (Sun)
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2005-06-07 (Tue)
_ [ad] A8.net ¤Ç¹¹ðõ¤·
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_ [FreeBSD] rtprio(1), idprio(1)
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The rtprio utility is used for controlling realtime process scheduling.
The idprio utility is used for controlling idletime process scheduling, and can be called with the same options as rtprio.
A process with a realtime priority is not subject to priority degradation, and will only be preempted by another process of equal or higher realtime priority.
A process with an idle priority will run only when no other process is runnable and then only if its idle priority is equal or greater than all other runnable idle priority processes.
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2005-06-09 (Thu)
2005-06-10 (Fri)
_ [FreeBSD][CBUG] security advisory ¤ÎÆÉ¤ßÊý
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2005-06-11 (Sat)
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_ [ad] blogranKing.net
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2005-06-13 (Mon)
_ [FreeBSD] topless 1.37?
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¤Á¤Ê¤ß¤Ë¡¢¸½¾õ¤Î¥É¥¥å¥á¥ó¥È¤Ï ¤³¤ó¤Ê´¶¤¸ (pod2html ¤ÇÀ¸À®)¡£ CAVEATS ¸«¤Æ¡Ö¥Í¥¿ man¡×¤È¤«¸À¤ï¤ì¤Á¤ã¤Ã¤¿¤±¤É¡¢ ¸µ¤Î̾Á°¤¬¥Í¥¿¤Ê¤ó¤À¤«¤é¤·¤ç¡¼¤¬¤Ê¤¤¤Ç¤¹¤è¤Í¡© :D
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- ANSI escape sequence ¤òľÀÜÅǤ¤¤Æ¤ë¤È¤³¤í¤¬¤¢¤Ã¤Æ¡¢portability ¤¬¤Ê¤¤¤Î¤Ç¡¢tput »È¤¦¤è¤¦¤Ë½¤Àµ(thanks, tamo¤µ¤ó)
- Makefile ¤Î½¤Àµ¡£make install »þ¤Ë install ¥³¥Þ¥ó¥É¤Ç -o ¤È -g ¤ò»È¤Ã¤Æ owner/group »ØÄꤷ¤Æ¤ë¤Î¤À¤±¤É¡¢¤³¤ì¤À¤È°ìÈ̥桼¥¶¡¼¤¬¥¤¥ó¥¹¥È¡¼¥ë¤Ç¤¤Ê¤¯¤Æº¤¤ë¤Î¤Ç(rpm ¤Ç build ¤¹¤ë»þ¤È¤«¤Ëº¤¤ë)¡¢root ¤Î»þ¤À¤± chown root:wheel ¤¹¤ë¤è¤¦¤Ë¤·¤Æ¤ß¤¿¡£*1
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- usage ¤È¥É¥¥å¥á¥ó¥È¤ò sync.
- README ¾Ãµî(pod ¤ÈÆâÍÆÆ±¤¸¤Ç¡¢¤·¤«¤â¸Å¤¤¤¿¤á)¡£
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2005-06-14 (Tue)
_ [unix] shell ¤«¤é escape sequcence ¤ò½ÐÎϤ¹¤ë portable ¤ÊÊýË¡
FreeBSD ¤Î online man page ¤«¤é³Æ¼ï OS ¤Î man ¤ò¸«¤¿¤È¤³¤í¡¢ printf(1) ¤Ï¤À¤¤¤¿¤¤¤Î OS ¤Ë¤¢¤ë¤ß¤¿¤¤¤Í¡£ *1¡£ Solaris ¤Î echo(1) ¤Î man ¤Ë¤Ï
Portable applications should not use -n (as the first argument) or escape sequences.
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New applications are encouraged to use printf instead of echo.
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bash Æþ¤ì¤Æ¡¢builtin ¤Î echo »È¤¦¤Î¤¬¥Ù¥¹¥È¤Ã¤ÆÏä⤢¤ë¤±¤É¡£;P
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hiroo ¤µ¤ó¤Ë ¡ÖSUS v2 ¤°¤é¤¤ÆÉ¤á¡× ¤ÈÅܤé¤ì¤Æ¤·¤Þ¤Ã¤¿¤Î¤Ç ;)¡¢Ä´¤Ù¤Æ¤ß¤Þ¤·¤¿¡£
- http://www.opengroup.org/onlinepubs/007908799/xcu/printf.html
- http://www.opengroup.org/onlinepubs/007908799/xcu/echo.html
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It is not possible to use echo portably across all systems that are not XSI-conformant unless both -n (as the first argument) and escape sequences are omitted.
The printf utility can be used portably to emulate any of the traditional behaviours of the echo utility as follows:
¤È½ñ¤¤¤Æ¤¢¤ë¤Î¤Ç¡¢portability ¤¬µ¤¤Ë¤Ê¤ë¾õ¶·¤Ç escape sequences ¤òÁ÷¤ë¤Î¤Ç¤¢¤ì¤Ð¡¢ echo(1) ¤Ç¤Ê¤¯ printf(1) »È¤¦¤Î¤¬Àµ²ò¤Ã¤Æ¤³¤È¤«¡£
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2005-06-16 (Thu)
_ [FreeBSD] topless ¶á¶·
tamo¤µ¤ó¤«¤é¥Ä¥Ã¥³¥ß¤ò¼õ¤±¤¿¡¢ topless -n ¤Îµóư¤Ë¤Ä¤¤¤Æ³Îǧ¤·¤Æ¤ß¤ë¡£ ¡Ö¥É¥¥å¥á¥ó¥È¤Ë¤Ï -n N ¤òÍ¿¤¨¤ë¤È N²óÀÄʸ»ú¤Ë¤Ê¤ë¤Ã¤Æ½ñ¤¤¤Æ¤¢¤ë¤±¤É¡¢ ¼ÂºÝ¤Ï N-2²ó¤ä¤ó¤«¡×¤Ã¤Æ¤³¤È¤Ç¡¢¤¿¤·¤«¤Ë¼Â¹Ô¤·¤Æ¤ß¤ë¤È ÀÄʸ»ú¤Ë¤Ê¤ë¤Î¤Ï N-2²ó¤À¡£
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2²óÌܤΠget_colordiff ¤Ï subshell ¤«¤é¼Â¹Ô¤µ¤ì¤Æ¤ë¤«¤é¡¢ ¤½¤ÎÃæ¤ÇÊÑ¿ôÊѹ¹¤·¤Æ¤â¸µ¤Î shell ¤Ë¤Ï±Æ¶ÁÍ¿¤¨¤Ê¤¤¤è¤Í
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2005-06-17 (Fri)
_ [www][unix] JS/UIX
JavaScript ¤À¤±¤Çºî¤Ã¤¿¡¢¥Ö¥é¥¦¥¶¾å¤Çư¤¯ UNIX. ¤Ê¤ó¤«¤Á¤ã¤ó¤Èư¤¤¤Æ¤ë¤·¡¦¡¦¡¦
¥½¡¼¥¹Á´ÉôÍî¤È¤·¤Æ¤ß¤¿¤±¤É¡¢Á´Éô¤Ç 7000¹Ô°Ê²¼¡¢200KB °Ê²¼¤Ç¤¹¤¿¡£ ¤³¤ì¤Ç¤Ò¤È¤È¤ª¤ê UNIX ¤Îµ¡Ç½¤¬¼ÂÁõ¤Ç¤¤Æ¤ë¤Î¤¬ ¥¹¥´¥¤¤È¤¤¤¨¤Ð¥¹¥´¥¤¤±¤É¡¢ ¤Ç¤â¥Ï¡¼¥É¥¦¥§¥¢¤ÎÃê¾Ý²½¤È¤«¤ä¤Ã¤Æ¤Ê¤¤¤Î¤À¤«¤é ¤½¤ó¤Ê¤â¤Î¤«¤È¤¤¤¦µ¤¤â¤¹¤ë¡£
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_ [FreeBSD] °Í¸¤¹¤ë ports ¤Î¥Ð¡¼¥¸¥ç¥ó»ØÄê
* Add an ability to depend on versioned installed package. [12]
Example:
BUILD_DEPENDS=p5-Tree-Simple>=1.12:${PORTSDIR}/devel/p5-Tree-Simple
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% pkg_info -qE 'xterm>=200'
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% pkg_info -qE 'xterm>=202'
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2005-06-18 (Sat)
_ [FreeBSD] topless-1.41 was released!
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1.36 ¤«¤é 1.41 ¤Þ¤Ç¤ÎÊѹ¹ÅÀ:
- Improve portability by using printf(1) instead of echo(1).
- Use "diff -C" instead of "diff -u" to make line parsing easier.
- Fix man page.
- "make install" can now be run by non-root user. (for rpm)
- Sync help message to man page.
- Remove README since it is the same as man page.
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°ú¤Â³¤¡Ö¥Ñ¥Ã¥Á¤Ï¤¤¤Ä¤Ç¤âÂç´¿·Þ ((c)daichi-san)¡×¤Ê¤Ï¤º¤Ç¤¹¤Î¤Ç¡¢ ¤è¤í¤·¤¯¤ª´ê¤¤¤·¤Þ¤¹¡£m(_ _)m
2005-06-19 (Sun)
_ [unix] topless-1.41 ¤Ï bash, pdksh ¤Çư¤¤Þ¤»¤ó¡ª
tamo ¤µ¤ó ¤«¤é¤ÎÊó¹ð¡£topless-1.41 ¤ò bash ¤ä pdksh ¤Ç»È¤ª¤¦¤È¤¹¤ë¤È¡¢
% bash `which topless` ps axuww /usr/local/bin/topless: line 190: syntax error near unexpected token `;;' /usr/local/bin/topless: line 190: ` ;;' stty: illegal option -- usage: stty [-a|-e|-g] [-f file] [options]
% ksh `which topless` ps axuww /usr/local/bin/topless[190]: syntax error: `;;' unexpected
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$() ¤ÎÃæ¤Ë case ¤Î ) ¤¬¤¢¤ë¤È¡¢¤½¤ì¤¬ $( ¤ÎÊĤ¸³ç¸Ì¤Èǧ¼±¤µ¤ì¤Æ¤·¤Þ¤¦¤ß¤¿¤¤¡£ ´Êñ¤Ê¥Æ¥¹¥È¤ò¤·¤Æ¤ß¤¿¤È¤³¤í¡¢FreeBSD ¤Î /bin/sh (ash) ¤Ï OK, bash ¤È pdksh ¤Ï NG ¤Ç¤·¤¿¡£
% sh -c 'b=$(case a in a) echo a;; esac); echo b' b % bash -c 'b=$(case a in a) echo a;; esac); echo b' bash: -c: line 0: syntax error near unexpected token `;;' bash: -c: line 0: `b=$(case a in a) echo a;; esac); echo b' % ksh -c 'b=$(case a in a) echo a;; esac); echo b' ksh: syntax error: `;;' unexpected
SUS v2 ¤Ç¤Ï¤É¤¦¤Ê¤Î¤«¡©
SUS v2 ¤Î Shell Command Language ¤òÆÉ¤ó¤Ç¤ß¤ë¤È¡¢ Command Substitution ¤Î¤È¤³¤í¤Ë
With the $(command) form, all characters following the open parenthesis to the matching closing parenthesis constitute the command. Any valid shell script can be used for command, except: * a script consisting solely of redirections produces unspecified results * see the restriction on single subshells described below.
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the new $() form can process any kind of valid embedded script
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ÅöÁ³ ) ¤¬¥³¥á¥ó¥È¹Ô¤Ë¤¢¤ë¤«¤É¤¦¤«¤È¤«¤â¸«¤Æ¤Ê¤¤¤Î¤Ç¡¢ bash, pdksh ¤Ç¤Ï¼¡¤ÎÎã¤â¥¨¥é¡¼¤Ë¤Ê¤ê¤Þ¤¹ (ash ¤ÏÌäÂê¤Ê¤·)¡£
% cat > test.sh b=$( # ) echo a) echo $b ^D % bash test.sh test.sh: line 3: syntax error near unexpected token `)' test.sh: line 3: `echo a)' % ksh test.sh test.sh[3]: syntax error: `)' unexpected % sh test.sh a
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echo $( echo abc # a comment with ) )
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bash, pdksh ¤Î parser ¤ò½ñ¤Ä¾¤¹¤Î¤â¤á¤ó¤É¤¤¤·¡¢ ¤Û¤«¤Ë¤âÌäÂê¤Î¤¢¤ë¼ÂÁõ¤¬¤¢¤ë¤«¤â¤·¤ì¤Ê¤¤¤Î¤Ç¡¢ topless ¦¤ÇÂн褷¤¿Êý¤¬¤è¤µ¤²¡£
Case Conditional Construct ¤ò¸«¤ë¤È¡¢
case ... in (hoge) ....;; esac
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2005-06-21 (Tue)
_ [FreeBSD] topless ¤¬ bash, pdksh ¤Çư¤«¤Ê¤¤·ï
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2005-06-25 (Sat)
_ [FreeBSD] take maintainership of portupgrade
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- http://www.FreeBSD.org/cgi/query-pr-summary.cgi?category=ports&severity=&priority=&class=&state=&sort=none&text=portupgrade&responsible=&multitext=&originator=&release=
- ports/68908
- ports/77356
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_ [CBUG] CBUG 15th meating
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Before...
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