fixing incorrect std::system_error syntax

STEllAR-GROUP · Dec 8, 2023 · e0f8f33 · e0f8f33
1 parent 67cffc3
commit e0f8f33
Showing 1 changed file with 5 additions and 4 deletions.
diff --git a/libs/core/synchronization/include/hpx/synchronization/range_mutex.hpp b/libs/core/synchronization/include/hpx/synchronization/range_mutex.hpp
@@ -14,6 +14,7 @@
 #include <cstddef>
 #include <functional>
 #include <mutex>
+#include <system_error>
 #include <utility>
 
 namespace hpx::synchronization {
@@ -98,21 +99,21 @@ namespace hpx::synchronization {
         void lock(std::size_t begin, std::size_t end)
         {
             if (lock_id != 0)
-                throw std::system_error(std::errc::operation_not_permitted);
+                throw std::system_error(
+                    std::errc::EDEADLK, "unique_lock::lock: already locked");
             lock_id = mutex_ref.get().lock(begin, end);
         }
 
         void try_lock(std::size_t begin, std::size_t end)
         {
             if (lock_id != 0)
-                throw std::system_error(std::errc::operation_not_permitted);
+                throw std::system_error(
+                    std::errc::EDEADLK, "unique_lock::lock: already locked");
             lock_id = mutex_ref.get().try_lock(begin, end);
         }
 
         void unlock()
         {
-            if (lock_id != 0)
-                throw std::system_error(std::errc::operation_not_permitted);
             mutex_ref.get().unlock(lock_id);
             lock_id = 0;
         }