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// SPDX-License-Identifier: Unlicense OR MIT
// +build android
package app
import "C"
import (
"os"
"path/filepath"
"sync"
"gioui.org/app/internal/window"
)
var (
dataDirOnce sync.Once
dataPath string
)
func dataDir() (string, error) {
dataDirOnce.Do(func() {
dataPath = window.GetDataDir()
// Set XDG_CACHE_HOME to make os.UserCacheDir work.
if _, exists := os.LookupEnv("XDG_CACHE_HOME"); !exists {
cachePath := filepath.Join(dataPath, "cache")
os.Setenv("XDG_CACHE_HOME", cachePath)
}
// Set XDG_CONFIG_HOME to make os.UserConfigDir work.
if _, exists := os.LookupEnv("XDG_CONFIG_HOME"); !exists {
cfgPath := filepath.Join(dataPath, "config")
os.Setenv("XDG_CONFIG_HOME", cfgPath)
}
// Set HOME to make os.UserHomeDir work.
if _, exists := os.LookupEnv("HOME"); !exists {
os.Setenv("HOME", dataPath)
}
})
return dataPath, nil
}
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