From 936d9e27c7c1d13e49e23776442357ea1849ef04 Mon Sep 17 00:00:00 2001
From: Brad Fitzpatrick <brad@danga.com>
Date: Sun, 17 Jul 2011 14:03:47 -0700
Subject: [PATCH] cgo test dir

Change-Id: Id4c17b85124c40b00e3c88b7d052c2158bfb79a5
---
 misc/cgo/Makefile     | 13 +++++++++++++
 misc/cgo/callback.go  | 22 ++++++++++++++++++++++
 misc/cgo/callback_c.c |  4 ++++
 misc/cgo/cstuff.h     |  1 +
 misc/cgo/main.go      |  6 ++++++
 misc/cgo/use.go       | 10 ++++++++++
 6 files changed, 56 insertions(+)
 create mode 100644 misc/cgo/Makefile
 create mode 100644 misc/cgo/callback.go
 create mode 100644 misc/cgo/callback_c.c
 create mode 100644 misc/cgo/cstuff.h
 create mode 100644 misc/cgo/main.go
 create mode 100644 misc/cgo/use.go

diff --git a/misc/cgo/Makefile b/misc/cgo/Makefile
new file mode 100644
index 000000000..9a0720f69
--- /dev/null
+++ b/misc/cgo/Makefile
@@ -0,0 +1,13 @@
+include $(GOROOT)/src/Make.inc
+
+TARG=camdev/ctest
+
+CGOFILES=\
+        callback.go\
+
+CGO_OFILES=\
+        callback_c.o\
+
+include $(GOROOT)/src/Make.pkg
+
+
diff --git a/misc/cgo/callback.go b/misc/cgo/callback.go
new file mode 100644
index 000000000..3d4a982a0
--- /dev/null
+++ b/misc/cgo/callback.go
@@ -0,0 +1,22 @@
+package ctest
+
+/*
+#include <stdlib.h>
+
+#include "cstuff.h"
+*/
+import "C"
+
+import "unsafe"
+
+//export GoFoo
+func GoFoo(c *C.char) {
+	gstr := C.GoString(c)
+	println("I AM GO", gstr)
+}
+
+func CallC(s string) {
+	cstr := C.CString(s)
+	defer C.free(unsafe.Pointer(cstr))
+	C.CFoo(cstr)
+}
diff --git a/misc/cgo/callback_c.c b/misc/cgo/callback_c.c
new file mode 100644
index 000000000..dcaa1c8bb
--- /dev/null
+++ b/misc/cgo/callback_c.c
@@ -0,0 +1,4 @@
+int CFoo(const char* c) {
+  GoFoo(c);
+}
+
diff --git a/misc/cgo/cstuff.h b/misc/cgo/cstuff.h
new file mode 100644
index 000000000..3d9c3c010
--- /dev/null
+++ b/misc/cgo/cstuff.h
@@ -0,0 +1 @@
+extern void CFoo(const char* c);
diff --git a/misc/cgo/main.go b/misc/cgo/main.go
new file mode 100644
index 000000000..4c442b17c
--- /dev/null
+++ b/misc/cgo/main.go
@@ -0,0 +1,6 @@
+package main
+
+func main() {
+	CallC()
+}
+
diff --git a/misc/cgo/use.go b/misc/cgo/use.go
new file mode 100644
index 000000000..bf4c18bc4
--- /dev/null
+++ b/misc/cgo/use.go
@@ -0,0 +1,10 @@
+package main
+
+import (
+	"camdev/ctest"
+)
+
+func main() {
+	ctest.CallC("foo")
+}
+