{"id":79543,"date":"2024-03-20T21:23:43","date_gmt":"2024-03-20T12:23:43","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/pthread_cancel%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e7%94%a8%e6%96%b9%e6%b3%95%e3%81%aelinux%e5%90%91%e3%81%91%e3%83%9e%e3%83%8b%e3%83%a5%e3%82%a2%e3%83%ab\/"},"modified":"2025-08-12T07:30:41","modified_gmt":"2025-08-11T22:30:41","slug":"pthread_cancel%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e7%94%a8%e6%96%b9%e6%b3%95%e3%81%aelinux%e5%90%91%e3%81%91%e3%83%9e%e3%83%8b%e3%83%a5%e3%82%a2%e3%83%ab","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/pthread_cancel%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e7%94%a8%e6%96%b9%e6%b3%95%e3%81%aelinux%e5%90%91%e3%81%91%e3%83%9e%e3%83%8b%e3%83%a5%e3%82%a2%e3%83%ab\/","title":{"rendered":"pthread_cancel()\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u306eLinux\u5411\u3051\u30de\u30cb\u30e5\u30a2\u30eb"},"content":{"rendered":"<p>Linux\u306b\u304a\u3051\u308bpthread_cancel\u95a2\u6570\u306f\u3001\u5225\u306e\u30b9\u30ec\u30c3\u30c9\u306e\u5b9f\u884c\u3092\u30ad\u30e3\u30f3\u30bb\u30eb\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u30d7\u30ed\u30c8\u30bf\u30a4\u30d7\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-meta\">#<span class=\"hljs-keyword\">include<\/span> <span class=\"hljs-string\">&lt;pthread.h&gt;<\/span><\/span>\r\n\r\n<span class=\"hljs-type\">int<\/span> <span class=\"hljs-title function_\">pthread_cancel<\/span><span class=\"hljs-params\">(<span class=\"hljs-type\">pthread_t<\/span> thread)<\/span>;\r\n<\/code><\/pre>\n<p>pthread_cancel \u95a2\u6570\u306f pthread_t \u578b\u306e\u5f15\u6570\u3092\u53d7\u3051\u53d6\u308a\u3001\u53d6\u308a\u6d88\u305d\u3046\u3068\u3059\u308b\u30b9\u30ec\u30c3\u30c9\u306e\u8b58\u5225\u5b50\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u30b9\u30ec\u30c3\u30c9\u304c\u6b63\u5e38\u306b\u53d6\u308a\u6d88\u3055\u308c\u305f\u5834\u5408\u3001\u95a2\u6570\u306f 0 \u3092\u8fd4\u3057\u307e\u3059\u3002\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306f\u3001\u30bc\u30ed\u4ee5\u5916\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<p>pthread_cancel\u95a2\u6570\u304c\u4f7f\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u306b\u306f\u3001pthread.h\u30d8\u30c3\u30c0\u30fc\u30d5\u30a1\u30a4\u30eb\u3092\u542b\u3081\u3001\u30ad\u30e3\u30f3\u30bb\u30eb\u3057\u305f\u3044\u30b9\u30ec\u30c3\u30c9 ID \u3092\u6e21\u3059\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u6b21\u306b\u3001pthread cancel \u95a2\u6570\u306e\u4f7f\u7528\u65b9\u6cd5\u3092\u793a\u3059\u7c21\u5358\u306a\u30b5\u30f3\u30d7\u30eb \u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4ee5\u4e0b\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-meta\">#<span class=\"hljs-keyword\">include<\/span> <span class=\"hljs-string\">&lt;stdio.h&gt;<\/span><\/span>\r\n<span class=\"hljs-meta\">#<span class=\"hljs-keyword\">include<\/span> <span class=\"hljs-string\">&lt;pthread.h&gt;<\/span><\/span>\r\n<span class=\"hljs-meta\">#<span class=\"hljs-keyword\">include<\/span> <span class=\"hljs-string\">&lt;unistd.h&gt;<\/span><\/span>\r\n\r\n<span class=\"hljs-type\">void<\/span> *<span class=\"hljs-title function_\">thread_function<\/span><span class=\"hljs-params\">(<span class=\"hljs-type\">void<\/span> *arg)<\/span> {\r\n    <span class=\"hljs-keyword\">while<\/span>(<span class=\"hljs-number\">1<\/span>) {\r\n        <span class=\"hljs-built_in\">printf<\/span>(<span class=\"hljs-string\">\"Thread is running...\\n\"<\/span>);\r\n        sleep(<span class=\"hljs-number\">1<\/span>);\r\n    }\r\n    <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-literal\">NULL<\/span>;\r\n}\r\n\r\n<span class=\"hljs-type\">int<\/span> <span class=\"hljs-title function_\">main<\/span><span class=\"hljs-params\">()<\/span> {\r\n    <span class=\"hljs-type\">pthread_t<\/span> thread;\r\n    <span class=\"hljs-type\">int<\/span> ret;\r\n\r\n    ret = pthread_create(&amp;thread, <span class=\"hljs-literal\">NULL<\/span>, thread_function, <span class=\"hljs-literal\">NULL<\/span>);\r\n    <span class=\"hljs-keyword\">if<\/span> (ret != <span class=\"hljs-number\">0<\/span>) {\r\n        <span class=\"hljs-built_in\">fprintf<\/span>(<span class=\"hljs-built_in\">stderr<\/span>, <span class=\"hljs-string\">\"Error creating thread\\n\"<\/span>);\r\n        <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-number\">1<\/span>;\r\n    }\r\n\r\n    sleep(<span class=\"hljs-number\">5<\/span>);  <span class=\"hljs-comment\">\/\/ \u8ba9\u7ebf\u7a0b\u8fd0\u884c\u4e00\u6bb5\u65f6\u95f4<\/span>\r\n\r\n    ret = pthread_cancel(thread);\r\n    <span class=\"hljs-keyword\">if<\/span> (ret != <span class=\"hljs-number\">0<\/span>) {\r\n        <span class=\"hljs-built_in\">fprintf<\/span>(<span class=\"hljs-built_in\">stderr<\/span>, <span class=\"hljs-string\">\"Error canceling thread\\n\"<\/span>);\r\n        <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-number\">1<\/span>;\r\n    }\r\n\r\n    ret = pthread_join(thread, <span class=\"hljs-literal\">NULL<\/span>);\r\n    <span class=\"hljs-keyword\">if<\/span> (ret != <span class=\"hljs-number\">0<\/span>) {\r\n        <span class=\"hljs-built_in\">fprintf<\/span>(<span class=\"hljs-built_in\">stderr<\/span>, <span class=\"hljs-string\">\"Error joining thread\\n\"<\/span>);\r\n        <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-number\">1<\/span>;\r\n    }\r\n\r\n    <span class=\"hljs-built_in\">printf<\/span>(<span class=\"hljs-string\">\"Thread canceled\\n\"<\/span>);\r\n\r\n    <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-number\">0<\/span>;\r\n}\r\n<\/code><\/pre>\n<p>\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u3001\u307e\u305a\u65b0\u305f\u306a\u30b9\u30ec\u30c3\u30c9\u3092\u4f5c\u6210\u3057\u3001\u7121\u9650\u30eb\u30fc\u30d7\u3067\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u51fa\u529b\u3055\u305b\u3066\u3044\u307e\u3059\u3002\u6b21\u306b\u3001\u30e1\u30a4\u30f3\u30b9\u30ec\u30c3\u30c9\u306f 5 \u79d2\u9593\u30b9\u30ea\u30fc\u30d7\u3057\u3001\u65b0\u3057\u3044\u30b9\u30ec\u30c3\u30c9\u304c\u3057\u3070\u3089\u304f\u5b9f\u884c\u3055\u308c\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002\u6b21\u306b\u3001pthread_cancel \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u65b0\u3057\u3044\u30b9\u30ec\u30c3\u30c9\u306e\u5b9f\u884c\u3092\u30ad\u30e3\u30f3\u30bb\u30eb\u3057\u307e\u3059\u3002\u6b21\u306b\u3001pthread_join \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u65b0\u3057\u3044\u30b9\u30ec\u30c3\u30c9\u306e\u7d42\u4e86\u3092\u5f85\u6a5f\u3057\u307e\u3059\u3002<\/p>\n<p>pthread_cancel \u95a2\u6570\u306f\u30b9\u30ec\u30c3\u30c9\u306e\u5b9f\u884c\u3092\u5373\u6642\u505c\u6b62\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u30b9\u30ec\u30c3\u30c9\u306b\u30ad\u30e3\u30f3\u30bb\u30eb\u8981\u6c42\u3092\u9001\u4fe1\u3057\u307e\u3059\u3002\u30b9\u30ec\u30c3\u30c9\u306f\u3053\u306e\u8981\u6c42\u3092\u7121\u8996\u3059\u308b\u304b\u3001\u30ad\u30e3\u30f3\u30bb\u30eb\u30dd\u30a4\u30f3\u30c8\u3067\u5b9f\u884c\u3092\u7d42\u4e86\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5f93\u3063\u3066 pthread_cancel \u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\u969b\u306f\u3001\u30ad\u30e3\u30f3\u30bb\u30eb\u8981\u6c42\u306b\u5fdc\u7b54\u3059\u308b\u3088\u3046\u306a\u30b9\u30ec\u30c3\u30c9\u30b3\u30fc\u30c9\u3092\u8a2d\u8a08\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Linux\u306b\u304a\u3051\u308bpthread_cancel\u95a2\u6570\u306f\u3001\u5225\u306e\u30b9\u30ec\u30c3\u30c9\u306e\u5b9f\u884c\u3092\u30ad\u30e3\u30f3\u30bb\u30eb\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u30d7\u30ed\u30c8\u30bf\u30a4\u30d7\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002 #include &lt;pthread.h&gt; int pthread_c [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[16,26],"class_list":["post-79543","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-16","tag-26"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>pthread_cancel()\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u306eLinux\u5411\u3051\u30de\u30cb\u30e5\u30a2\u30eb - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" 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content=\"pthread_cancel()\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u306eLinux\u5411\u3051\u30de\u30cb\u30e5\u30a2\u30eb\u3092\u5206\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac\u3002\u5b9f\u8df5\u7684\u306a\u4f8b\u3068\u30b3\u30fc\u30c9\u3001\u6ce8\u610f\u70b9\u3092\u542b\u3081\u3066\u521d\u5fc3\u8005\u306b\u3082\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u8aac\u660e\u3057\u307e\u3059\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/ja\/blog\/pthread_cancel\u95a2\u6570\u306e\u4f7f\u7528\u65b9\u6cd5\u306elinux\u5411\u3051\u30de\u30cb\u30e5\u30a2\u30eb\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2024-03-20T12:23:43+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-08-11T22:30:41+00:00\" \/>\n<meta name=\"author\" content=\"\u967d, \u5411\u5b87\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" 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