Use of out-of-line struct definitions. (#10739)

This change, which does not change the memory layout of the parent
structs, allows inclusion of daemon/common.h in C++ without relying
on -fpermissive.

1 files changed, 11 insertions, 7 deletions

diff --git a/database/engine/rrdengine.h b/database/engine/rrdengine.h
index 87af04bff9..a2003636e5 100644
--- a/database/engine/rrdengine.h
+++ b/database/engine/rrdengine.h
@@ -56,16 +56,20 @@ enum rrdeng_opcode {
     RRDENG_MAX_OPCODE
 };
 
+struct rrdeng_read_page {
+    struct rrdeng_page_descr *page_cache_descr;
+};
+
+struct rrdeng_read_extent {
+    struct rrdeng_page_descr *page_cache_descr[MAX_PAGES_PER_EXTENT];
+    int page_count;
+};
+
 struct rrdeng_cmd {
     enum rrdeng_opcode opcode;
     union {
-        struct rrdeng_read_page {
-            struct rrdeng_page_descr *page_cache_descr;
-        } read_page;
-        struct rrdeng_read_extent {
-            struct rrdeng_page_descr *page_cache_descr[MAX_PAGES_PER_EXTENT];
-            int page_count;
-        } read_extent;
+        struct rrdeng_read_page read_page;
+        struct rrdeng_read_extent read_extent;
         struct completion *completion;
     };
 };