{"blog_url":"https://dharry.hatenablog.com/","categories":["bash"],"url":"https://dharry.hatenablog.com/entry/20101121/1290273723","blog_title":"harry\u2019s memorandum","type":"rich","height":"190","title":"  Bash\u306e\u64ec\u4f3c\u30b7\u30b0\u30ca\u30eb\u3092\u4f7f\u3063\u305f\u30c7\u30d0\u30c3\u30b0\u65b9\u6cd5","provider_name":"Hatena Blog","width":"100%","author_url":"https://blog.hatena.ne.jp/dharry/","image_url":"http://ecx.images-amazon.com/images/I/519CHDKSHWL.jpg","published":"2010-11-21 02:22:03","author_name":"dharry","version":"1.0","description":"\u5c11\u3057\u524d\u306b\u30aa\u30e9\u30a4\u30ea\u30fc\u306e\u5165\u9580Bash\u3092\u8aad\u3093\u3067\u3001\u3053\u306e\u30c7\u30d0\u30c3\u30b0\u65b9\u6cd5\u3092\u77e5\u3063\u3066\u300c\u304a\u304a\u30fc\u300d\u3068\u611f\u52d5\u3092\u3057\u305f\u306e\u3067\u3001\u3053\u306e\u559c\u3073\u3092\u66f8\u3044\u3066\u307f\u307e\u3057\u305f\u3002 sh\u7cfb\u306b\u306f trap \u3068\u3044\u3046\u30b3\u30de\u30f3\u30c9\u3067\u30b7\u30b0\u30ca\u30eb\u30c8\u30e9\u30c3\u30d7\u304c\u3067\u304d\u3066\u4fbf\u5229\u3067\u3059\u304c\u3001bash \u306b\u306f\u3055\u3089\u306b\u4fbf\u5229\u306a\u7591\u4f3c\u30b7\u30b0\u30ca\u30eb\u3068\u3044\u3046\u3082\u306e\u304c\u3042\u3063\u305f\u308a\u3057\u307e\u3059\u3002bash\u306emanpager\u3092\u307f\u308b\u3068\u3001trap\u306esigspec\u3092ERR\u3068\u3057\u305f\u5834\u5408\u3001\u30b3\u30de\u30f3\u30c9\u304c0\u4ee5\u5916\u3067exit\u3057\u305f\u5834\u5408\u306b\u30c8\u30e9\u30c3\u30d7\u3057\u3066\u304f\u308c\u308b\u3088\u3046\u3067\u3059\u3002 If a sigspec is ERR, the command arg is executed whenever a simple command has a non-zero exit s\u2026","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fdharry.hatenablog.com%2Fentry%2F20101121%2F1290273723\" title=\"  Bash\u306e\u64ec\u4f3c\u30b7\u30b0\u30ca\u30eb\u3092\u4f7f\u3063\u305f\u30c7\u30d0\u30c3\u30b0\u65b9\u6cd5 - harry\u2019s memorandum\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog"}