1 files changed, 46 insertions, 0 deletions
diff --git a/llgo/cmd/cgo/zdefaultcc.go b/llgo/cmd/cgo/zdefaultcc.go
new file mode 100644
index 00000000000..8db27697569
--- /dev/null
+++ b/llgo/cmd/cgo/zdefaultcc.go
@@ -0,0 +1,46 @@
+//===- zdefaultcc.go - default compiler locations -------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file provides a default location for cc.
+//
+//===----------------------------------------------------------------------===//
+
+package main
+
+import (
+	"path/filepath"
+	"os"
+	"os/exec"
+)
+
+var defaultCC string
+
+func getInstPrefix() (string, error) {
+	path, err := exec.LookPath(os.Args[0])
+	if err != nil {
+		return "", err
+	}
+
+	path, err = filepath.EvalSymlinks(path)
+	if err != nil {
+		return "", err
+	}
+
+	prefix := filepath.Join(path, "..", "..", "..", "..")
+	return prefix, nil
+}
+
+func init() {
+	prefix, err := getInstPrefix()
+	if err != nil {
+		panic(err.Error())
+	}
+
+	defaultCC = filepath.Join(prefix, "bin", "clang")
+}