sing-box/constant/path.go

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package constant
import (
"os"
"path/filepath"
"github.com/sagernet/sing/common/rw"
)
const dirName = "sing-box"
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var resourcePaths []string
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func FindPath(name string) (string, bool) {
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name = os.ExpandEnv(name)
if rw.FileExists(name) {
return name, true
}
for _, dir := range resourcePaths {
if path := filepath.Join(dir, dirName, name); rw.FileExists(path) {
return path, true
}
if path := filepath.Join(dir, name); rw.FileExists(path) {
return path, true
}
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}
return name, false
}
func init() {
resourcePaths = append(resourcePaths, ".")
if home := os.Getenv("HOME"); home != "" {
resourcePaths = append(resourcePaths, home)
}
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if userConfigDir, err := os.UserConfigDir(); err == nil {
resourcePaths = append(resourcePaths, userConfigDir)
}
if userCacheDir, err := os.UserCacheDir(); err == nil {
resourcePaths = append(resourcePaths, userCacheDir)
}
}