1 files changed, 46 insertions, 0 deletions
diff --git a/cmd/geth/library.go b/cmd/geth/library.go
new file mode 100644
index 000000000..b8ffaaed7
--- /dev/null
+++ b/cmd/geth/library.go
@@ -0,0 +1,46 @@
+// Copyright 2015 The go-ethereum Authors
+// This file is part of go-ethereum.
+//
+// go-ethereum is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// go-ethereum is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
+
+// Contains a simple library definition to allow creating a Geth instance from
+// straight C code.
+
+package main
+
+// #ifdef __cplusplus
+// extern "C" {
+// #endif
+//
+// extern int run(const char*);
+//
+// #ifdef __cplusplus
+// }
+// #endif
+import "C"
+import (
+	"fmt"
+	"os"
+	"strings"
+)
+
+//export doRun
+func doRun(args *C.char) C.int {
+	// This is equivalent to geth.main, just modified to handle the function arg passing
+	if err := app.Run(strings.Split("geth "+C.GoString(args), " ")); err != nil {
+		fmt.Fprintln(os.Stderr, err)
+		return -1
+	}
+	return 0
+}