From 7dfcf1500b103523ef1027b87bca06e9fef3d055 Mon Sep 17 00:00:00 2001
From: ketrptr <ketrptr@cocaine.ninja>
Date: Sun, 15 Dec 2024 14:04:26 +0100
Subject: [PATCH] fixed infinite loop on incalid input

---
 src/ui.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/ui.c b/src/ui.c
index f1797aa..21c4fb1 100644
--- a/src/ui.c
+++ b/src/ui.c
@@ -33,10 +33,13 @@ int main(void) {
     printf(" -5- Faecher Importieren\n");
     printf(" -6- Planer beenden\n");
     printf(" Wähle die gewünschte Option aus\n");
-    if (scanf("%d", &choice) != 1) {
+    volatile int r = scanf("%d", &choice);
+    if (r != 1) {
       printf("Falsche Eingabe\n");
+      fgetc(stdin);
+      choice = 0;
+      continue;
     };
-    // choice = 0;
 
     switch (choice) {
     case 1:
@@ -95,6 +98,7 @@ int main(void) {
     case 3:
       if (listT == NULL) {
         printf("Die Liste ist leer");
+        break;
       } else {
         llistPrintT(listT);
         //   llist *iterator = list;