Rocksdb: Add initial OpenBSD support

storage/rocksdb/CMakeLists.txt

@@ -188,7 +188,7 @@ ADD_DEPENDENCIES(rocksdb_aux_lib GenError)
 
 # MARIAROCKS-TODO: how to properly depend on -lrt ?
 TARGET_LINK_LIBRARIES(rocksdb_aux_lib rocksdblib ${ZLIB_LIBRARY})
-if (UNIX AND NOT APPLE)
+if (UNIX AND NOT APPLE AND NOT CMAKE_SYSTEM_NAME STREQUAL "OpenBSD")
   TARGET_LINK_LIBRARIES(rocksdb_aux_lib -lrt)
 endif()
 TARGET_LINK_LIBRARIES(rocksdb_aux_lib ${ATOMIC_EXTRA_LIBS})
@@ -259,7 +259,7 @@ ENDIF()
 #  ADD_SUBDIRECTORY(unittest)
 #ENDIF()
 
-if (UNIX AND NOT APPLE)
+if (UNIX AND NOT APPLE AND NOT CMAKE_SYSTEM_NAME STREQUAL "OpenBSD")
   SET(rocksdb_static_libs ${rocksdb_static_libs} "-lrt")
 endif()
 

storage/rocksdb/ha_rocksdb.cc

@@ -260,7 +260,7 @@ Rdb_cf_manager cf_manager;
 Rdb_ddl_manager ddl_manager;
 Rdb_binlog_manager binlog_manager;
 
-#if !defined(_WIN32) && !defined(__APPLE__)
+#if !defined(_WIN32) && !defined(__APPLE__) && !defined(__OpenBSD__)
 Rdb_io_watchdog *io_watchdog = nullptr;
 #endif
 /**
@@ -844,7 +844,7 @@ static void rocksdb_set_io_write_timeout(
     void *const var_ptr MY_ATTRIBUTE((__unused__)), const void *const save) {
   DBUG_ASSERT(save != nullptr);
   DBUG_ASSERT(rdb != nullptr);
-#if !defined(_WIN32) && !defined(__APPLE__)
+#if !defined(_WIN32) && !defined(__APPLE__) && !defined(__OpenBSD__)
   DBUG_ASSERT(io_watchdog != nullptr);
 #endif
 
@@ -853,7 +853,7 @@ static void rocksdb_set_io_write_timeout(
   const uint32_t new_val = *static_cast<const uint32_t *>(save);
 
   rocksdb_io_write_timeout_secs = new_val;
-#if !defined(_WIN32) && !defined(__APPLE__)
+#if !defined(_WIN32) && !defined(__APPLE__) && !defined(__OpenBSD__)
   io_watchdog->reset_timeout(rocksdb_io_write_timeout_secs);
 #endif
   RDB_MUTEX_UNLOCK_CHECK(rdb_sysvars_mutex);
@@ -5768,7 +5768,7 @@ static int rocksdb_init_func(void *const p) {
     directories.push_back(myrocks::rocksdb_wal_dir);
   }
 
-#if !defined(_WIN32) && !defined(__APPLE__)
+#if !defined(_WIN32) && !defined(__APPLE__) && !defined(__OpenBSD__)
   io_watchdog = new Rdb_io_watchdog(std::move(directories));
   io_watchdog->reset_timeout(rocksdb_io_write_timeout_secs);
 #endif
@@ -5875,7 +5875,7 @@ static int rocksdb_done_func(void *const p) {
   delete commit_latency_stats;
   commit_latency_stats = nullptr;
 
-#if !defined(_WIN32) && !defined(__APPLE__)
+#if !defined(_WIN32) && !defined(__APPLE__) && !defined(__OpenBSD__)
   delete io_watchdog;
   io_watchdog = nullptr;
 #endif