[realtek-ambz2] Fix C linkage for sys_now() in lwipopts (#286)

libretiny-eu · Sep 5, 2024 · 963bc51 · 963bc51
1 parent f980f41
commit 963bc51
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/cores/realtek-ambz2/base/config/lwipopts.h b/cores/realtek-ambz2/base/config/lwipopts.h
@@ -7,4 +7,11 @@
 #define sys_now sys_now_dummy
 #include_next "lwipopts.h"
 #undef sys_now
+
+#ifdef __cplusplus
+extern "C" {
+#endif
 extern unsigned long sys_now(void);
+#ifdef __cplusplus
+}
+#endif