Tries to lock @rec_mutex. If @rec_mutex is already locked by another thread, it immediately returns %FALSE. Otherwise it locks @rec_mutex and returns %TRUE.
Return: %TRUE if @rec_mutex could be locked
2.32
See Implementation
Tries to lock @rec_mutex. If @rec_mutex is already locked by another thread, it immediately returns %FALSE. Otherwise it locks @rec_mutex and returns %TRUE.
Return: %TRUE if @rec_mutex could be locked