From: Christian Brauner <christian.brauner@ubuntu.com>
Date: Mon, 26 Feb 2018 10:21:51 +0000 (+0100)
Subject: CODING_STYLE: add section about _exit()
X-Git-Tag: lxc-2.0.10~199
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a6123af191c048e7cc96e73b00e517347e82964d;p=thirdparty%2Flxc.git

CODING_STYLE: add section about _exit()

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
---

diff --git a/CODING_STYLE.md b/CODING_STYLE.md
index 64974fa84..a3bf41a4a 100644
--- a/CODING_STYLE.md
+++ b/CODING_STYLE.md
@@ -512,3 +512,8 @@ rules to use them:
       Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
 
   ```
+#### Use `_exit()` To Terminate `fork()`ed Child Processes
+
+- When `fork()`ing off a child process use `_exit()` to terminate it instead of
+  `exit()`. The `exit()` function is not thread-safe and thus not suited for
+  the shared library which must ensure that it is thread-safe.