windows: add SetErrorMode function

Change-Id: I79cd7d7e5b49b55281e63131388bc4693b7eed1e
Reviewed-on: https://go-review.googlesource.com/c/sys/+/178779
Reviewed-by: Alex Brainman <alex.brainman@gmail.com>
Run-TryBot: Alex Brainman <alex.brainman@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
diff --git a/windows/syscall_windows.go b/windows/syscall_windows.go
index e33c886..a059230 100644
--- a/windows/syscall_windows.go
+++ b/windows/syscall_windows.go
@@ -254,6 +254,7 @@
 //sys	CreateJobObject(jobAttr *SecurityAttributes, name *uint16) (handle Handle, err error) = kernel32.CreateJobObjectW
 //sys	AssignProcessToJobObject(job Handle, process Handle) (err error) = kernel32.AssignProcessToJobObject
 //sys	TerminateJobObject(job Handle, exitCode uint32) (err error) = kernel32.TerminateJobObject
+//sys	SetErrorMode(mode uint32) (ret uint32) = kernel32.SetErrorMode
 
 // Volume Management Functions
 //sys	DefineDosDevice(flags uint32, deviceName *uint16, targetPath *uint16) (err error) = DefineDosDeviceW
diff --git a/windows/types_windows.go b/windows/types_windows.go
index 2aa7716..ca799d5 100644
--- a/windows/types_windows.go
+++ b/windows/types_windows.go
@@ -400,6 +400,14 @@
 	SECURITY_FLAG_IGNORE_CERT_DATE_INVALID = 0x00002000
 )
 
+const (
+	// flags for SetErrorMode
+	SEM_FAILCRITICALERRORS     = 0x0001
+	SEM_NOALIGNMENTFAULTEXCEPT = 0x0004
+	SEM_NOGPFAULTERRORBOX      = 0x0002
+	SEM_NOOPENFILEERRORBOX     = 0x8000
+)
+
 var (
 	OID_PKIX_KP_SERVER_AUTH = []byte("1.3.6.1.5.5.7.3.1\x00")
 	OID_SERVER_GATED_CRYPTO = []byte("1.3.6.1.4.1.311.10.3.3\x00")
diff --git a/windows/zsyscall_windows.go b/windows/zsyscall_windows.go
index d3ac0e4..9db8571 100644
--- a/windows/zsyscall_windows.go
+++ b/windows/zsyscall_windows.go
@@ -191,6 +191,7 @@
 	procCreateJobObjectW                   = modkernel32.NewProc("CreateJobObjectW")
 	procAssignProcessToJobObject           = modkernel32.NewProc("AssignProcessToJobObject")
 	procTerminateJobObject                 = modkernel32.NewProc("TerminateJobObject")
+	procSetErrorMode                       = modkernel32.NewProc("SetErrorMode")
 	procDefineDosDeviceW                   = modkernel32.NewProc("DefineDosDeviceW")
 	procDeleteVolumeMountPointW            = modkernel32.NewProc("DeleteVolumeMountPointW")
 	procFindFirstVolumeW                   = modkernel32.NewProc("FindFirstVolumeW")
@@ -2051,6 +2052,12 @@
 	return
 }
 
+func SetErrorMode(mode uint32) (ret uint32) {
+	r0, _, _ := syscall.Syscall(procSetErrorMode.Addr(), 1, uintptr(mode), 0, 0)
+	ret = uint32(r0)
+	return
+}
+
 func DefineDosDevice(flags uint32, deviceName *uint16, targetPath *uint16) (err error) {
 	r1, _, e1 := syscall.Syscall(procDefineDosDeviceW.Addr(), 3, uintptr(flags), uintptr(unsafe.Pointer(deviceName)), uintptr(unsafe.Pointer(targetPath)))
 	if r1 == 0 {