From 0f324b37a66ff595b847c93f69085df1fce4004b Mon Sep 17 00:00:00 2001
From: morganamilo <morganamilo@gmail.com>
Date: Sat, 18 Aug 2018 20:50:20 +0100
Subject: [PATCH] Only print the clean number menu when needed

The input is only asked when needed, but the numbered package list was
still printed either way. This fixes it so the list is not shown unless
needed.
---
 install.go | 27 +++++++++++++++++++++------
 1 file changed, 21 insertions(+), 6 deletions(-)

diff --git a/install.go b/install.go
index 42063d06..c9e36b7a 100644
--- a/install.go
+++ b/install.go
@@ -175,13 +175,15 @@ func install(parser *arguments) error {
 	}
 
 	if config.CleanMenu {
-		askClean := pkgbuildNumberMenu(do.Aur, remoteNamesCache)
-		toClean, err := cleanNumberMenu(do.Aur, remoteNamesCache, askClean)
-		if err != nil {
-			return err
-		}
+		if anyExistInCache(do.Aur) {
+			askClean := pkgbuildNumberMenu(do.Aur, remoteNamesCache)
+			toClean, err := cleanNumberMenu(do.Aur, remoteNamesCache, askClean)
+			if err != nil {
+				return err
+			}
 
-		cleanBuilds(toClean)
+			cleanBuilds(toClean)
+		}
 	}
 
 	toSkip := pkgbuildsToSkip(do.Aur, targets)
@@ -485,6 +487,19 @@ func parsePackageList(dir string) (map[string]string, string, error) {
 	return pkgdests, version, nil
 }
 
+func anyExistInCache(bases []Base) bool {
+	for _, base := range bases {
+		pkg := base.Pkgbase()
+		dir := filepath.Join(config.BuildDir, pkg)
+
+		if _, err := os.Stat(dir); !os.IsNotExist(err) {
+			return true
+		}
+	}
+
+	return false
+}
+
 func pkgbuildNumberMenu(bases []Base, installed stringSet) bool {
 	toPrint := ""
 	askClean := false