0087-variadic.c - scc - simple c99 compiler
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       ---
       0087-variadic.c (491B)
       ---
            1 #define ARGS(...) __VA_ARGS__
            2 
            3 int
            4 none()
            5 {
            6         return 0;
            7 }
            8 
            9 int
           10 one(int a)
           11 {
           12         if (a != 1)
           13                 return 1;
           14         
           15         return 0;
           16 }
           17 
           18 int
           19 two(int a, int b)
           20 {
           21         if (a != 1)
           22                 return 1;
           23         if (b != 2)
           24                 return 1;
           25         
           26         return 0;
           27 }
           28 
           29 int
           30 three(int a, int b, int c)
           31 {
           32         if (a != 1)
           33                 return 1;
           34         if (b != 2)
           35                 return 1;
           36         if (c != 3)
           37                 return 1;
           38         
           39         return 0;
           40 }
           41 
           42 int
           43 main()
           44 {
           45         if (none(ARGS()))
           46                 return 1;
           47         if (one(ARGS(1)))
           48                 return 2;
           49         if (two(ARGS(1, 2)))
           50                 return 3;
           51         if (three(ARGS(1, 2, 3)))
           52                 return 4;
           53         return 0;
           54 }