initial commit

vendor/git.giftfish.de/ston1th/godrop/v2/lookup.go

@@ -0,0 +1,35 @@
+// Copyright (C) 2022 Marius Schellenberger
+
+//go:build go1.11
+// +build go1.11
+
+package godrop
+
+import (
+	"os/user"
+	"strconv"
+)
+
+func atoi(a string) (int, error) {
+	i, err := strconv.Atoi(a)
+	if err != nil {
+		return -1, err
+	}
+	return i, nil
+}
+
+func userID(username string) (int, error) {
+	u, err := user.Lookup(username)
+	if err != nil {
+		return -1, err
+	}
+	return atoi(u.Uid)
+}
+
+func groupID(name string) (int, error) {
+	g, err := user.LookupGroup(name)
+	if err != nil {
+		return -1, err
+	}
+	return atoi(g.Gid)
+}