implemented getld

src/userinput.c

@@ -172,4 +172,10 @@ int getd(char *message, int *min, int *max) {
     LD(min)
     LD(max)
     return getNumber(message, minld, maxld, NULL, NULL, INT_MIN, INT_MAX);
+}
+
+long getld(char *message, long *min, long *max) {
+    LD(min)
+    LD(max)
+    return getNumber(message, minld, maxld, NULL, NULL, LONG_MIN, LONG_MAX);
 }