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Add support to detect ARM variant on Windows

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ARM variant detection logic was authored originally with
POSIX OS in mind. This change leaves POSIX code path unaltered
and adds support to detect ARM variant on Windows by leveraging
runtime.goarch.

Signed-off-by: Jiri Appl <jiria@microsoft.com>
This commit is contained in:
Jiri Appl 2018-09-28 17:41:55 -07:00
parent ac01f20a8e
commit e6529f4ebc
1 changed files with 16 additions and 0 deletions
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16
platforms/cpuinfo.go
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@ -74,6 +74,22 @@ func getCPUInfo(pattern string) (info string, err error) {
}
func getCPUVariant() string {
if runtime.GOOS == "windows" {
// Windows only supports v7 for ARM32 and v8 for ARM64 and so we can use
// runtime.GOARCH to determine the variants
var variant string
switch runtime.GOARCH {
case "arm64":
variant = "v8"
case "arm":
variant = "v7"
default:
variant = "unknown"
}
return variant
}
variant, err := getCPUInfo("Cpu architecture")
if err != nil {
log.L.WithError(err).Error("failure getting variant")