From 4882ed676ad35eba59326a606023ccef9c0ce42b Mon Sep 17 00:00:00 2001
From: mappu <mappu04@gmail.com>
Date: Thu, 12 Sep 2024 18:47:31 +1200
Subject: [PATCH] genbindings: add common binding.h

---
 cmd/genbindings/emitcabi.go |  8 ++------
 qt/binding.h                | 16 ++++++++++++++++
 2 files changed, 18 insertions(+), 6 deletions(-)
 create mode 100644 qt/binding.h

diff --git a/cmd/genbindings/emitcabi.go b/cmd/genbindings/emitcabi.go
index 892732a..a89b11d 100644
--- a/cmd/genbindings/emitcabi.go
+++ b/cmd/genbindings/emitcabi.go
@@ -536,6 +536,8 @@ func emitBindingHeader(src *CppParsedHeader, filename string) (string, error) {
 
 #pragma GCC diagnostic ignored "-Wdeprecated-declarations"
 
+#include "binding.h"
+
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -638,12 +640,6 @@ func emitBindingCpp(src *CppParsedHeader, filename string) (string, error) {
 
 	ret.WriteString(`#include "` + filename + "\"\n\n")
 	ret.WriteString(`#include "gen_` + filename + "\"\n")
-	ret.WriteString(`
-extern "C" {
-    extern void miqt_exec_callback(void* cb, int argc, void* argv);
-}
-
-`)
 
 	for _, c := range src.Classes {
 
diff --git a/qt/binding.h b/qt/binding.h
new file mode 100644
index 0000000..fd2896d
--- /dev/null
+++ b/qt/binding.h
@@ -0,0 +1,16 @@
+#ifndef GEN_QABSTRACTANIMATION_H
+#define GEN_QABSTRACTANIMATION_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// miqt_exec_callback calls a Go function pointer for a connect() slot.
+// The function is defined in Go.
+void miqt_exec_callback(void* cb, int argc, void* argv);
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#endif