阶段性提交

internal/apps/file_others.go

@@ -0,0 +1,17 @@
+// +build !windows
+
+package apps
+
+import (
+	"os"
+	"syscall"
+)
+
+// lock file
+func LockFile(fp *os.File) error {
+	return syscall.Flock(int(fp.Fd()), syscall.LOCK_EX|syscall.LOCK_NB)
+}
+
+func UnlockFile(fp *os.File) error {
+	return syscall.Flock(int(fp.Fd()), syscall.LOCK_UN)
+}