mirror of https://github.com/pulumi/pulumi.git
47 lines
1.3 KiB
Go
47 lines
1.3 KiB
Go
// Copyright 2025, Pulumi Corporation.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//go:build windows
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package executable
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import (
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"errors"
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"fmt"
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"syscall"
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"unsafe"
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"golang.org/x/sys/windows"
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)
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var (
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kernel32 = windows.NewLazySystemDLL("kernel32.dll")
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getBinaryTypeW = kernel32.NewProc("GetBinaryTypeW")
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)
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func IsExecutable(path string) (bool, error) {
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// Use GetBinaryTypeW to determine if the file is an executable.
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// https://learn.microsoft.com/en-us/windows/win32/api/winbase/nf-winbase-getbinarytypew
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pathp, err := windows.UTF16PtrFromString(path)
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if err != nil {
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return false, fmt.Errorf("unable to convert path to UTF16: %s\n", err)
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}
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r, _, err := getBinaryTypeW.Call(uintptr(unsafe.Pointer(pathp)))
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// On success, err is syscall.Errno(0).
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if !errors.Is(err, syscall.Errno(0)) {
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return false, err
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}
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return r > 0, nil
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}
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