log: add comment to make code clearer

Signed-off-by: Frediano Ziglio <fziglio@redhat.com>
Acked-by: Christophe Fergeau <cfergeau@redhat.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/common/vdlog.cpp b/common/vdlog.cpp
index f18f59b..b9ae93f 100644
--- a/common/vdlog.cpp
+++ b/common/vdlog.cpp
@@ -81,5 +81,7 @@ void VDLog::printf(const char* format, ...)
 void log_version()
 {
     // print same version as resource one
+    // RC_PRODUCTVERSION contains 4 numbers separated by commas (resource
+    // version information source format).
     vd_printf("%u.%u.%u.%u", RC_PRODUCTVERSION);
 }