Changeset de00da5 in mainline for uspace/lib/cpp/include/internal/memory/shared_payload.hpp

Timestamp:

2018-07-05T21:41:23Z (7 years ago)

Author:

Dzejrou <dzejrou@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

6a3a64f

Parents:

09e02ee

git-author:

Dzejrou <dzejrou@…> (2018-05-09 23:42:29)

git-committer:

Dzejrou <dzejrou@…> (2018-07-05 21:41:23)

Message:

cpp: fixed enable_if usage, added payload_tag that allows us to properly construct smart pointers from payloads

File:

• uspace/lib/cpp/include/internal/memory/shared_payload.hpp (modified) (1 diff)

uspace/lib/cpp/include/internal/memory/shared_payload.hpp

@@ -49 +49 @@
     using refcount_t = long;
 
+    /**
+     * This allows us to construct shared_ptr from
+     * a payload pointer in make_shared etc.
+     */
+    struct payload_tag_t
+    { /* DUMMY BODY */ };
+
+    inline constexpr payload_tag_t payload_tag{};
+
     template<class D, class T>
     void use_payload_deleter(D* deleter, T* data)