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-rw-r--r--indra/llcommon/llfile.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/indra/llcommon/llfile.h b/indra/llcommon/llfile.h
index 37eb75881c..ba935b8714 100644
--- a/indra/llcommon/llfile.h
+++ b/indra/llcommon/llfile.h
@@ -69,6 +69,7 @@ public:
// perms is a permissions mask like 0777 or 0700. In most cases it will
// be overridden by the user's umask. It is ignored on Windows.
+ // mkdir() considers "directory already exists" to be SUCCESS.
static int mkdir(const std::string& filename, int perms = 0700);
static int rmdir(const std::string& filename);