diff options
Diffstat (limited to 'winsup/cygwin/grp.cc')
| -rw-r--r-- | winsup/cygwin/grp.cc | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/winsup/cygwin/grp.cc b/winsup/cygwin/grp.cc index e4a4afd6c..d9e7b02b4 100644 --- a/winsup/cygwin/grp.cc +++ b/winsup/cygwin/grp.cc @@ -123,6 +123,11 @@ class group_lock public: group_lock (): mutex ((pthread_mutex_t) PTHREAD_MUTEX_INITIALIZER) {} void arm () {pthread_mutex_lock (&mutex); } + ~group_lock () + { + if (mutex != (pthread_mutex_t) PTHREAD_MUTEX_INITIALIZER) + pthread_mutex_unlock (&mutex); + } }; /* Cygwin internal */ |