--- /dev/null
+/* go-cgo.c -- SWIG support routines for libgo.
+
+ 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 "go-alloc.h"
+#include "interface.h"
+#include "go-panic.h"
+#include "go-string.h"
+
+/* These are routines used by SWIG. The gc runtime library provides
+ the same routines under the same name, though in that case the code
+ is required to import runtime/cgo. */
+
+void *
+_cgo_allocate (size_t n)
+{
+ return __go_alloc (n);
+}
+
+extern const struct __go_type_descriptor string_type_descriptor
+ asm ("__go_tdn_string");
+
+void
+_cgo_panic (const char *p)
+{
+ int len;
+ unsigned char *data;
+ struct __go_string *ps;
+ struct __go_empty_interface e;
+
+ len = __builtin_strlen (p);
+ data = __go_alloc (len);
+ __builtin_memcpy (data, p, len);
+ ps = __go_alloc (sizeof *ps);
+ ps->__data = data;
+ ps->__length = len;
+ e.__type_descriptor = &string_type_descriptor;
+ e.__object = ps;
+ __go_panic (e);
+}