Macaroni Fruit Salad

1lb acini di pepe
1 cup sugar
1 T flour
1 3/4 cup Pineapple juice (reserved from pineapple)
2 beaten eggs
1 T Lemon juice
1/2 t salt
3 11 oz cans mandarin oranges
2 20 oz cans chunk pineapple
2 20 oz can crushed pineapple
2 cup miniature marshmallows
1 cup coconut
1 9 oz container cool whip

Cook macaroni in boiling salted water until tender. Rinse in cold water, drain and cool. In a sauce pan, combine sugar, flour, salt, pineapple juice and eggs. Cook until thick and smooth. Add lemon juice and cool. Combine above mixture with fruit, coconut marshmallows, macaroni and cool whip. Stir until well blended. Chill at least 24 hours.