{"provider_url":"https://hatena.blog","blog_title":"JUN\u306e\u30d6\u30ed\u30b0","published":"2020-12-29 13:46:38","author_name":"JUN_NETWORKS","author_url":"https://blog.hatena.ne.jp/JUN_NETWORKS/","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fjun-networks.hatenablog.com%2Fentry%2F2020%2F12%2F29%2F134638\" title=\"glibc strlen \u30b3\u30fc\u30c9\u30ea\u30fc\u30c7\u30a3\u30f3\u30b0 - JUN\u306e\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%","url":"https://jun-networks.hatenablog.com/entry/2020/12/29/134638","provider_name":"Hatena Blog","image_url":null,"categories":["42","C/C++"],"title":"glibc strlen \u30b3\u30fc\u30c9\u30ea\u30fc\u30c7\u30a3\u30f3\u30b0","blog_url":"https://jun-networks.hatenablog.com/","description":"\u3053\u306e\u9593\u306eget_next_line\u306e\u8a18\u4e8b\u3067\u6a19\u6e96C\u30e9\u30a4\u30d6\u30e9\u30ea\u306estrlen()\u304c\u81ea\u5206\u304c\u66f8\u3044\u305f\u3082\u306e\u3088\u308a\u5727\u5012\u7684\u306b\u901f\u3044\u3068\u3044\u3046\u8a71\u3092\u3057\u307e\u3057\u305f. jun-networks.hatenablog.com \u306a\u305c\u6a19\u6e96\u30e9\u30a4\u30d6\u30e9\u30ea\u306estrlen()\u304c\u901f\u3044\u304b\u8abf\u3079\u3066\u307f\u305f\u3089\u7d50\u69cb\u5965\u304c\u6df1\u304b\u3063\u305f\u306e\u3067\u4eca\u56de\u306fGNU C\u30e9\u30a4\u30d6\u30e9\u30ea(glibc)\u306e strlen() \u306b\u3064\u3044\u3066\u66f8\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059. \u611a\u76f4\u306a\u5b9f\u88c5\u3068glibc\u306e\u5b9f\u88c5\u306e\u901f\u5ea6\u306e\u6bd4\u8f03 \u611a\u76f4\u306a\u5b9f\u88c5 \u307e\u305astrlen()\u3092\u5b9f\u88c5\u3059\u308b\u6642\u306b\u3068\u308a\u3042\u3048\u305a\u601d\u3044\u3064\u304f\u5b9f\u88c5\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u3082\u306e\u3067\u3057\u3087\u3046. size_t my_strlen(char *str) { size_t len = 0; while \u2026","height":"190","type":"rich"}