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7aef3301da
Small amount of refactoring to make WSL specific stuff into the WSL package where possible. This is in preparation for the possibility of adding more virtualization backends. [NO NEW TESTS NEEDED] Signed-off-by: Brent Baude <bbaude@redhat.com>
33 lines
788 B
Go
33 lines
788 B
Go
package machine
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import (
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"runtime"
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"syscall"
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"github.com/sirupsen/logrus"
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"golang.org/x/sys/windows"
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)
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func DetermineMachineArch() string {
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const fallbackMsg = "this may result in the wrong Linux arch under emulation"
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var machine, native uint16
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current, _ := syscall.GetCurrentProcess()
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if err := windows.IsWow64Process2(windows.Handle(current), &machine, &native); err != nil {
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logrus.Warnf("Failure detecting native system architecture, %s: %w", fallbackMsg, err)
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// Fall-back to binary arch
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return runtime.GOARCH
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}
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switch native {
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// Only care about archs in use with WSL
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case 0xAA64:
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return "arm64"
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case 0x8664:
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return "amd64"
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default:
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logrus.Warnf("Unknown or unsupported native system architecture [%d], %s", fallbackMsg)
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return runtime.GOARCH
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}
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}
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