Xray-core/common/platform/others.go

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// +build !windows
package platform
import (
"os"
"path/filepath"
)
func ExpandEnv(s string) string {
return os.ExpandEnv(s)
}
func LineSeparator() string {
return "\n"
}
func GetToolLocation(file string) string {
const name = "xray.location.tool"
toolPath := EnvFlag{Name: name, AltName: NormalizeEnvName(name)}.GetValue(getExecutableDir)
return filepath.Join(toolPath, file)
}
// GetAssetLocation search for `file` in certain locations
func GetAssetLocation(file string) string {
const name = "xray.location.asset"
assetPath := NewEnvFlag(name).GetValue(getExecutableDir)
defPath := filepath.Join(assetPath, file)
for _, p := range []string{
defPath,
filepath.Join("/usr/local/share/xray/", file),
filepath.Join("/usr/share/xray/", file),
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filepath.Join("/opt/share/xray/", file),
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} {
if _, err := os.Stat(p); os.IsNotExist(err) {
continue
}
// asset found
return p
}
// asset not found, let the caller throw out the error
return defPath
}