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Documentation: document that sequence len field is unsigned
[lttng-ust.git]
/
doc
/
man
/
lttng-ust.3
diff --git
a/doc/man/lttng-ust.3
b/doc/man/lttng-ust.3
index 5effb9f5a3b8b5c63f27cc686bd2a5daa46f0eeb..5be3cfaa081a669cb8d9b9e990117dd63f9bc735 100644
(file)
--- a/
doc/man/lttng-ust.3
+++ b/
doc/man/lttng-ust.3
@@
-123,6
+123,10
@@
TRACEPOINT_EVENT(
* ctf_sequence: a dynamically-sized array.
* args: (type, field name, argument expression,
* type of length expression, length expression)
* ctf_sequence: a dynamically-sized array.
* args: (type, field name, argument expression,
* type of length expression, length expression)
+ * The "type of length expression" needs to be an
+ * unsigned type. As a reminder, "unsigned char" should
+ * be preferred to "char", since the signedness of
+ * "char" is implementation-defined.
*/
ctf_sequence(char, seqfield1, text,
size_t, textlen)
*/
ctf_sequence(char, seqfield1, text,
size_t, textlen)
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