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Make macro expansion-safe

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Use parentheses to avoid unexpected results.

For example, make:

    2 * SERIALIZED_EVENT_MAX_SIZE

expand to:

    2 * (3 + TEXT_MAX_LENGTH)

instead of:

    2 * 3 + TEXT_MAX_LENGTH
This commit is contained in:
Romain Vimont
2019-05-29 08:27:10 +02:00
parent befe455e44
commit 999c964689
1 changed files with 1 additions and 1 deletions
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2
app/src/control_event.h
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@@ -10,7 +10,7 @@
#define CONTROL_EVENT_QUEUE_SIZE 64 #define CONTROL_EVENT_QUEUE_SIZE 64
#define TEXT_MAX_LENGTH 300 #define TEXT_MAX_LENGTH 300
#define SERIALIZED_EVENT_MAX_SIZE 3 + TEXT_MAX_LENGTH #define SERIALIZED_EVENT_MAX_SIZE (3 + TEXT_MAX_LENGTH)
enum control_event_type { enum control_event_type {
CONTROL_EVENT_TYPE_KEYCODE, CONTROL_EVENT_TYPE_KEYCODE,