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-rw-r--r--misc/cgo/test/callback_c.c67
1 files changed, 67 insertions, 0 deletions
diff --git a/misc/cgo/test/callback_c.c b/misc/cgo/test/callback_c.c
new file mode 100644
index 0000000..8ecf70f
--- /dev/null
+++ b/misc/cgo/test/callback_c.c
@@ -0,0 +1,67 @@
+// Copyright 2011 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+#include <string.h>
+
+#include "_cgo_export.h"
+
+void
+callback(void *f)
+{
+ // use some stack space
+ volatile char data[64*1024];
+
+ data[0] = 0;
+ goCallback(f);
+ data[sizeof(data)-1] = 0;
+}
+
+void
+callGoFoo(void)
+{
+ extern void goFoo(void);
+ goFoo();
+}
+
+void
+IntoC(void)
+{
+ BackIntoGo();
+}
+
+void
+Issue1560InC(void)
+{
+ Issue1560FromC();
+}
+
+void
+callGoStackCheck(void)
+{
+ extern void goStackCheck(void);
+ goStackCheck();
+}
+
+int
+returnAfterGrow(void)
+{
+ extern int goReturnVal(void);
+ goReturnVal();
+ return 123456;
+}
+
+int
+returnAfterGrowFromGo(void)
+{
+ extern int goReturnVal(void);
+ return goReturnVal();
+}
+
+void
+callGoWithString(void)
+{
+ extern void goWithString(GoString);
+ const char *str = "string passed from C to Go";
+ goWithString((GoString){str, strlen(str)});
+}