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84ff4c5b14
Upstream changes from ethereum/go-ethereum Former-commit-id: b40212f60d4e0a11e783a362886c7db8fb9c54f9 [formerly a2112a830d4047afa18c31243c2a506f80d4de12] Former-commit-id: 4c9a4d5662038dd26bda5d3343f231795c702b02
44 lines
1.0 KiB
Go
44 lines
1.0 KiB
Go
// +build windows
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package windows
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import (
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"fmt"
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"syscall"
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)
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// Version identifies a Windows version by major, minor, and build number.
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type Version struct {
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Major int
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Minor int
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Build int
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}
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// GetWindowsVersion returns the Windows version information. Applications not
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// manifested for Windows 8.1 or Windows 10 will return the Windows 8 OS version
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// value (6.2).
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//
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// For a table of version numbers see:
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// https://msdn.microsoft.com/en-us/library/windows/desktop/ms724833(v=vs.85).aspx
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func GetWindowsVersion() Version {
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// https://msdn.microsoft.com/en-us/library/windows/desktop/ms724439(v=vs.85).aspx
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ver, err := syscall.GetVersion()
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if err != nil {
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// GetVersion should never return an error.
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panic(fmt.Errorf("GetVersion failed: %v", err))
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}
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return Version{
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Major: int(ver & 0xFF),
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Minor: int(ver >> 8 & 0xFF),
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Build: int(ver >> 16),
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}
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}
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// IsWindowsVistaOrGreater returns true if the Windows version is Vista or
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// greater.
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func (v Version) IsWindowsVistaOrGreater() bool {
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// Vista is 6.0.
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return v.Major >= 6 && v.Minor >= 0
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}
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