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-rw-r--r--src/inventory.h5
-rw-r--r--src/itemdef.h2
-rw-r--r--src/script/common/c_content.cpp5
3 files changed, 5 insertions, 7 deletions
diff --git a/src/inventory.h b/src/inventory.h
index a690eb5ae..7d7e58d61 100644
--- a/src/inventory.h
+++ b/src/inventory.h
@@ -80,15 +80,14 @@ struct ItemStack
// Maximum size of a stack
u16 getStackMax(IItemDefManager *itemdef) const
{
- s16 max = itemdef->get(name).stack_max;
- return (max >= 0) ? max : 0;
+ return itemdef->get(name).stack_max;
}
// Number of items that can be added to this stack
u16 freeSpace(IItemDefManager *itemdef) const
{
u16 max = getStackMax(itemdef);
- if(count > max)
+ if (count >= max)
return 0;
return max - count;
}
diff --git a/src/itemdef.h b/src/itemdef.h
index b14ed41f7..dcb98e8a9 100644
--- a/src/itemdef.h
+++ b/src/itemdef.h
@@ -61,7 +61,7 @@ struct ItemDefinition
/*
Item stack and interaction properties
*/
- s16 stack_max;
+ u16 stack_max;
bool usable;
bool liquids_pointable;
// May be NULL. If non-NULL, deleted by destructor
diff --git a/src/script/common/c_content.cpp b/src/script/common/c_content.cpp
index c664101ea..19873abc5 100644
--- a/src/script/common/c_content.cpp
+++ b/src/script/common/c_content.cpp
@@ -65,9 +65,8 @@ ItemDefinition read_item_definition(lua_State* L,int index,
}
lua_pop(L, 1);
- def.stack_max = getintfield_default(L, index, "stack_max", def.stack_max);
- if(def.stack_max == 0)
- def.stack_max = 1;
+ int stack_max = getintfield_default(L, index, "stack_max", def.stack_max);
+ def.stack_max = rangelim(stack_max, 1, U16_MAX);
lua_getfield(L, index, "on_use");
def.usable = lua_isfunction(L, -1);