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Diffstat (limited to 'common/singleton.h')
| -rw-r--r-- | common/singleton.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/common/singleton.h b/common/singleton.h index 9bcd590183..7deb1dd7dc 100644 --- a/common/singleton.h +++ b/common/singleton.h @@ -59,6 +59,10 @@ public: public: + static bool hasInstance() { + return _singleton != 0; + } + static T& instance() { // TODO: We aren't thread safe. For now we ignore it since the // only thing using this singleton template is the config manager, |