core: 添加转移 window metadata 数据的接口

2026-04-07 05:47:47 +08:00
parent 5353e4c677
commit 0f8c35ae6c
3 changed files with 52 additions and 0 deletions
--- a/src/base/memory.h
+++ b/src/base/memory.h
@@ -18,6 +18,13 @@
    *(void **)__ptr = nullptr;       \
  } while (0)

+#define p_take(dst_p, src_p) \
+  do {                       \
+    p_delete(dst_p);         \
+    *(dst_p) = *(src_p);     \
+    *(src_p) = nullptr;      \
+  } while (0)
+
 static inline char *p_strdup(const char *text) {
  char *r = strdup(text);
  if (!r) abort();