machine: make sure unpriviliged "machinectl status" can show the machine's OS version

[elogind.git] / CODING_STYLE

diff --git a/CODING_STYLE b/CODING_STYLE
index e22c1edb1273ab0892541cef0439156d360162c7..ca3b5183f901037a1e6b201e13f231f86fa8b9db 100644 (file)
--- a/CODING_STYLE
+++ b/CODING_STYLE
@@ -167,3 +167,8 @@
   caching for any thread that is not the main thread. Use
   is_main_thread() to detect whether the calling thread is the main
   thread.
+
+- Option parsing:
+  - Do not print full help() on error, be specific about the error.
+  - Do not print messages to stdout on error.
+  - Do not POSIX_ME_HARDER unless necessary, i.e. avoid "+" in option string.