api: unify buffer numbers and window ids with handles

also allow handle==0 meaning curbuf/curwin/curtab

1 files changed, 6 insertions, 10 deletions

diff --git a/src/nvim/api/private/handle.c b/src/nvim/api/private/handle.c
index 69df7294ad..acb0fb332a 100644
--- a/src/nvim/api/private/handle.c
+++ b/src/nvim/api/private/handle.c
@@ -5,30 +5,26 @@
 #include "nvim/map.h"
 #include "nvim/api/private/handle.h"
 
-#define HANDLE_INIT(name) name##_handles = pmap_new(uint64_t)()
+#define HANDLE_INIT(name) name##_handles = pmap_new(handle_T)()
 
 #define HANDLE_IMPL(type, name) \
-  static PMap(uint64_t) *name##_handles = NULL; \
+  static PMap(handle_T) *name##_handles = NULL; /* NOLINT */ \
   \
-  type *handle_get_##name(uint64_t handle) \
+  type *handle_get_##name(handle_T handle) \
   { \
-    return pmap_get(uint64_t)(name##_handles, handle); \
+    return pmap_get(handle_T)(name##_handles, handle); \
   } \
   \
   void handle_register_##name(type *name) \
   { \
-    assert(!name->handle); \
-    name->handle = next_handle++; \
-    pmap_put(uint64_t)(name##_handles, name->handle, name); \
+    pmap_put(handle_T)(name##_handles, name->handle, name); \
   } \
   \
   void handle_unregister_##name(type *name) \
   { \
-    pmap_del(uint64_t)(name##_handles, name->handle); \
+    pmap_del(handle_T)(name##_handles, name->handle); \
   }
 
-static uint64_t next_handle = 1;
-
 HANDLE_IMPL(buf_T, buffer)
 HANDLE_IMPL(win_T, window)
 HANDLE_IMPL(tabpage_T, tabpage)