From 5ca3159357ae7a11a674eb2be481d73968b45cf7 Mon Sep 17 00:00:00 2001
From: Sergey Matveev <stargrave@stargrave.org>
Date: Thu, 23 Mar 2023 17:29:22 +0300
Subject: [PATCH] =?utf8?q?=D0=9F=D1=80=D0=B8=D0=BC=D0=B5=D1=80=20=D0=B2?=
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https://lists.freebsd.org/archives/freebsd-dtrace/2023-March/000113.html
ÐÑÐ¸Ð¼ÐµÑ Ð² ÑÐ°ÑÑÑÐ»ÐºÑ ÐºÐ¸Ð½ÑÐ»Ð¸ Ð²ÑÑÑÐ°Ð¸Ð²Ð°Ð½Ð¸Ñ Ð¿ÑÐ¾ÑÑÐ¾Ð¹ userspace defined Ð¿ÑÐ¾Ð±Ñ
(446a47a0cdcc499785102c7949bf90b3334ef96c, 060b63251ef2c81ad42baca7dba8caa79c573211)
* ÐÐ¸ÑÐµÐ¼ .d ÑÐ°Ð¹Ð» Ñ Ð¾Ð¿Ð¸ÑÐ°Ð½Ð¸ÑÐ¼ Ð¿ÑÐ¾Ð±: provider cat { probe foo(char *); };
* ÐÐ°Ð¿ÑÑÐºÐ°ÐµÐ¼ dtrace -h Ð´Ð»Ñ Ð³ÐµÐ½ÐµÑÐ¸ÑÐ¾Ð²Ð°Ð½Ð¸Ñ ÑÐ¾Ð¾ÑÐ²ÐµÑÑÑÐ²ÑÑÑÐµÐ³Ð¾ .h ÑÐ°Ð¹Ð»Ð°
* #include-Ð¸Ð¼ ÐµÐ³Ð¾, Ð²ÑÐ·ÑÐ²Ð°ÐµÐ¼ Ð¿ÑÐ¾Ð±Ñ (Ð²Ð¾Ñ ÑÐ¾Ð»ÑÐºÐ¾ Ð½ÑÐ¶Ð½Ð¾ ÐµÑÑ Ð² ÐºÐ¾Ð´Ðµ
  if (CAT_FILE_ENABLED()) Ð¿Ð¸ÑÐ°ÑÑ)
* Ð¡Ð¾Ð±ÑÑÐ²ÐµÐ½Ð½Ð¾, Ð¿Ð¾Ð´ÐºÐ»ÑÑÐ°ÐµÐ¼ÑÑ Ðº Ð¿ÑÐ¾Ð±Ðµ Ð¸ ÑÐ¼Ð¾ÑÑÐ¸Ð¼ ÐµÑ:
  dtrace -n 'cat$target:::foo {printf("%s", copyinstr(arg0));}' -c "cat /foo/bar"
-- 
2.48.1