{"description":"flock(1)\u3092flock(2)\u307f\u305f\u3044\u306b\u4f7f\u3044\u305f\u3044 Stray Penguin - Linux Memo (BASH) \u3053\u3053\u306b\u66f8\u3044\u3066\u3042\u308b\u3068\u304a\u308a\u306b\u5b9f\u65bd\u3059\u308b \u95a2\u6570\u5b9a\u7fa9 # \u30ed\u30c3\u30af (\u30ed\u30c3\u30af\u30d5\u30a1\u30a4\u30eb\u540d) filelock () { exec 9>>$1 flock -x 9 } # \u30a2\u30f3\u30ed\u30c3\u30af fileunlock () { exec 9>&- } \u4f7f\u3044\u65b9 echo \"HEAVEN OR HELL\" filelock /tmp/hoge echo \"LET'S LOCK\" sleep 10 echo \"SLASH\" fileunlock","provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/iww/","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fiww.hateblo.jp%2Fentry%2F20120315%2Fflock\" title=\"flock\u30b3\u30de\u30f3\u30c9\u3092flock\u95a2\u6570\u307f\u305f\u3044\u306b\u4f7f\u3046 - \u63ee\u767a\u6027\u306e\u30e1\u30e2\uff12\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","categories":["Linux"],"published":"2012-03-15 00:00:00","version":"1.0","author_name":"iww","blog_url":"https://iww.hateblo.jp/","width":"100%","title":"flock\u30b3\u30de\u30f3\u30c9\u3092flock\u95a2\u6570\u307f\u305f\u3044\u306b\u4f7f\u3046","provider_name":"Hatena Blog","image_url":null,"blog_title":"\u63ee\u767a\u6027\u306e\u30e1\u30e2\uff12","url":"https://iww.hateblo.jp/entry/20120315/flock","type":"rich"}