aboutsummaryrefslogtreecommitdiff
path: root/Documentation
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/CodingGuidelines12
1 files changed, 12 insertions, 0 deletions
diff --git a/Documentation/CodingGuidelines b/Documentation/CodingGuidelines
index b8670751f5..4992e52093 100644
--- a/Documentation/CodingGuidelines
+++ b/Documentation/CodingGuidelines
@@ -668,6 +668,18 @@ For C programs:
unsigned other_field:1;
unsigned field_with_longer_name:1;
+ - When a function `F` accepts flags, those flags should be defined as `enum
+ F_flags`. Individual flag definitions should start with `F` and be in
+ all-uppercase letters. Flag values should be represented via bit shifts.
+ E.g.
+
+ enum frobnicate_flags {
+ FROBNICATE_FOO = (1 << 0),
+ FROBNICATE_BAR = (1 << 1),
+ };
+
+ int frobnicate(enum frobnicate_flags flags);
+
- Array names should be named in the singular form if the individual items are
subject of use. E.g.: