utils/misc: deleter_drom_fcn helper

mpiatka · mpiatka · commit b09fa03b6340 · 2026-03-24T14:27:02.000+01:00
diff --git a/src/utils/misc.h b/src/utils/misc.h
@@ -107,6 +107,9 @@ inline T get_map_val_or_default(std::map<key, T> const& map, key const& k, T con
         return def;
 }
 
+template<auto delete_fcn>
+struct deleter_from_fcn{ template<typename T> void operator()(T handle) const { delete_fcn(handle); }};
+
 /* Like std::out_ptr from C++23 */
 template<class Smart, class Pointer = typename Smart::pointer>
 class out_ptr{

Original file line number	Diff line number	Diff line change
`@@ -107,6 +107,9 @@ inline T get_map_val_or_default(std::map<key, T> const& map, key const& k, T con`
`107`	`107`	`return def;`
`108`	`108`	`}`
`109`	`109`
	`110`	`+template<auto delete_fcn>`
	`111`	`+struct deleter_from_fcn{ template<typename T> void operator()(T handle) const { delete_fcn(handle); }};`
	`112`	`+`
`110`	`113`	`/* Like std::out_ptr from C++23 */`
`111`	`114`	`template<class Smart, class Pointer = typename Smart::pointer>`
`112`	`115`	`class out_ptr{`