Adding upstream version 1.22.1.upstream/1.22.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 59 insertions, 0 deletions

diff --git a/src/cmd/cgo/internal/test/cthread_windows.c b/src/cmd/cgo/internal/test/cthread_windows.c
new file mode 100644
index 0000000..4e52209
--- /dev/null
+++ b/src/cmd/cgo/internal/test/cthread_windows.c
@@ -0,0 +1,59 @@
+// Copyright 2013 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.
+
+#define WIN32_LEAN_AND_MEAN
+#include <windows.h>
+#include <process.h>
+#include "_cgo_export.h"
+
+__stdcall
+static unsigned int
+addThread(void *p)
+{
+	int i, max;
+	
+	max = *(int*)p;
+	for(i=0; i<max; i++)
+		Add(i);
+	return 0;
+}
+
+void
+doAdd(int max, int nthread)
+{
+	enum { MaxThread = 20 };
+	int i;
+	uintptr_t thread_id[MaxThread];
+	
+	if(nthread > MaxThread)
+		nthread = MaxThread;
+	for(i=0; i<nthread; i++)
+		thread_id[i] = _beginthreadex(0, 0, addThread, &max, 0, 0);
+	for(i=0; i<nthread; i++) {
+		WaitForSingleObject((HANDLE)thread_id[i], INFINITE);
+		CloseHandle((HANDLE)thread_id[i]);
+	}
+}
+
+__stdcall
+static unsigned int
+goDummyCallbackThread(void* p)
+{
+	int i, max;
+
+	max = *(int*)p;
+	for(i=0; i<max; i++)
+		goDummy();
+	return 0;
+}
+
+int
+callGoInCThread(int max)
+{
+	uintptr_t thread_id;
+	thread_id = _beginthreadex(0, 0, goDummyCallbackThread, &max, 0, 0);
+	WaitForSingleObject((HANDLE)thread_id, INFINITE);
+	CloseHandle((HANDLE)thread_id);
+	return max;
+}