mapleafgo
4349413887
- 注释掉所有 BlankOpen/BlankClose 调用，启动不再关屏 - 将 xset 路径查找改为 init + sync.Once 缓存，避免重复执行 - 清理未使用的 utils 导入 Co-authored-by: Qwen-Coder <qwen-coder@alibabacloud.com>
39 lines
613 B
Go
39 lines
613 B
Go
package utils
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import (
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"os"
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"os/exec"
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"sync"
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)
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var (
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xsetBin string
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once sync.Once
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)
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func init() {
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once.Do(func() {
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if found, err := exec.LookPath("xset"); err == nil {
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xsetBin = found
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}
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})
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}
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// BlankOpen 打开屏幕
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func BlankOpen() {
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if xsetBin != "" {
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exec.Command(xsetBin, "dpms", "force", "on").Run()
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return
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}
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os.WriteFile("/sys/class/graphics/fb0/blank", []byte("0"), 0644)
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}
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// BlankClose 关闭屏幕
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func BlankClose() {
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if xsetBin != "" {
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exec.Command(xsetBin, "dpms", "force", "off").Run()
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return
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}
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os.WriteFile("/sys/class/graphics/fb0/blank", []byte("1"), 0644)
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}
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