CTF writer: Add function to add an integer environment field value

[babeltrace.git] / include / babeltrace / ctf-writer / writer.h

diff --git a/include/babeltrace/ctf-writer/writer.h b/include/babeltrace/ctf-writer/writer.h
index 940736fe7eb552d22203a3b91cb20c68c85dfd4c..140bc5fdf6a39ea5ad66f2e597d877b5ff6ac8ff 100644 (file)
--- a/include/babeltrace/ctf-writer/writer.h
+++ b/include/babeltrace/ctf-writer/writer.h
@@ -95,6 +95,23 @@ extern int bt_ctf_writer_add_environment_field(struct bt_ctf_writer *writer,
                const char *name,
                const char *value);
 
+/*
+ * bt_ctf_writer_add_environment_field_int64: add an environment field to the trace.
+ *
+ * Add an environment field to the trace. The name and value parameters are
+ * copied.
+ *
+ * @param writer Writer instance.
+ * @param name Name of the environment field (will be copied).
+ * @param value Value of the environment field.
+ *
+ * Returns 0 on success, a negative value on error.
+ */
+extern int bt_ctf_writer_add_environment_field_int64(
+               struct bt_ctf_writer *writer,
+               const char *name,
+               int64_t value);
+
 /*
  * bt_ctf_writer_add_clock: add a clock to the trace.
  *