TFLAG

src/map.cpp

@@ -4624,10 +4624,10 @@ void map::process_items_in_submap( submap &current_submap, const tripoint &gridp
         if( ter( map_location ) == t_rootcellar ) {
             flag = temperature_flag::TEMP_ROOT_CELLAR;
         }
-        if( has_flag_furn( "FRIDGE", map_location ) ) {
+        if( has_flag_furn( TFLAG_FRIDGE, map_location ) ) {
             flag = temperature_flag::TEMP_FRIDGE;
         }
-        if( has_flag_furn( "FREEZER", map_location ) ) {
+        if( has_flag_furn( TFLAG_FREEZER, map_location ) ) {
             flag = temperature_flag::TEMP_FREEZER;
         }
         map_stack items = i_at( map_location );

src/mapdata.cpp

@@ -190,8 +190,10 @@ static const std::unordered_map<std::string, ter_bitflags> ter_bitflags_map = {
         { "THIN_OBSTACLE",            TFLAG_THIN_OBSTACLE },  // Passable by players and monsters. Vehicles destroy it.
         { "SMALL_PASSAGE",            TFLAG_SMALL_PASSAGE },   // A small passage, that large or huge things cannot pass through
         { "Z_TRANSPARENT",            TFLAG_Z_TRANSPARENT },  // Doesn't block vision passing through the z-level
-        { "SUN_ROOF_ABOVE",           TFLAG_SUN_ROOF_ABOVE },  // This furniture has a "fake roof" above, that blocks sunlight (see #44421).
-        { "SUSPENDED",                TFLAG_SUSPENDED }       // This furniture is suspended between other terrain, and will cause a cascading failure on break.
+        { "SUN_ROOF_ABOVE",           TFLAG_SUN_ROOF_ABOVE }, // This furniture has a "fake roof" above, that blocks sunlight (see #44421).
+        { "SUSPENDED",                TFLAG_SUSPENDED },      // This furniture is suspended between other terrain, and will cause a cascading failure on break.
+        { "FRIDGE",                   TFLAG_FRIDGE },         // This is an active fridge.
+        { "FREEZER",                  TFLAG_FREEZER },        // This is an active freezer.
     }
 };
 

src/mapdata.h

@@ -321,6 +321,8 @@ enum ter_bitflags : int {
     TFLAG_Z_TRANSPARENT,
     TFLAG_SUN_ROOF_ABOVE,
     TFLAG_SUSPENDED,
+    TFLAG_FRIDGE,
+    TFLAG_FREEZER,
 
     NUM_TERFLAGS
 };