{"provider_name":"Hatena Blog","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhigepon.hatenablog.com%2Fentry%2F20090903%2F1251985098\" title=\" FFI callback \u306e\u30b5\u30f3\u30d7\u30eb - higepon blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_title":"higepon blog","published":"2009-09-03 22:38:18","categories":["mosh"],"provider_url":"https://hatena.blog","image_url":null,"blog_url":"https://higepon.hatenablog.com/","author_name":"higepon","author_url":"https://blog.hatena.ne.jp/higepon/","type":"rich","title":" FFI callback \u306e\u30b5\u30f3\u30d7\u30eb","description":"libc \u306e qsort \u3092\u547c\u3073\u51fa\u3057\u3066\u307f\u308b\u3002\u3053\u3093\u306a\u611f\u3058\u306e API \u306f\u3069\u3046\u3067\u3057\u3087\u3046\u304b\uff1f\uff1eid:mjt \u3055\u3093 Ubuntu AMD64 \u3067\u78ba\u8a8d\u3057\u3066\u3044\u307e\u3059\u3002 ;; Mosh callback example *draft*. (import (mosh) (mosh ffi) (rnrs)) (define array (u8-list->bytevector '(6 5 3 4 1 7 2))) (let* ([libc (open-shared-library \"libc.so.6\")] [qsort (c-function libc void qsort void* int int callb\u2026","version":"1.0","url":"https://higepon.hatenablog.com/entry/20090903/1251985098","height":"190"}