1 files changed, 38 insertions, 0 deletions
diff --git a/src/cmd/link/internal/ld/execarchive.go b/src/cmd/link/internal/ld/execarchive.go
new file mode 100644
index 0000000..a9376e9
--- /dev/null
+++ b/src/cmd/link/internal/ld/execarchive.go
@@ -0,0 +1,38 @@
+// Copyright 2019 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.
+
+//go:build !wasm && !windows
+// +build !wasm,!windows
+
+package ld
+
+import (
+	"os"
+	"os/exec"
+	"path/filepath"
+	"syscall"
+)
+
+const syscallExecSupported = true
+
+// execArchive invokes the archiver tool with syscall.Exec(), with
+// the expectation that this is the last thing that takes place
+// in the linking operation.
+func (ctxt *Link) execArchive(argv []string) {
+	var err error
+	argv0 := argv[0]
+	if filepath.Base(argv0) == argv0 {
+		argv0, err = exec.LookPath(argv0)
+		if err != nil {
+			Exitf("cannot find %s: %v", argv[0], err)
+		}
+	}
+	if ctxt.Debugvlog != 0 {
+		ctxt.Logf("invoking archiver with syscall.Exec()\n")
+	}
+	err = syscall.Exec(argv0, argv, os.Environ())
+	if err != nil {
+		Exitf("running %s failed: %v", argv[0], err)
+	}
+}