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Annotation of 43BSDTahoe/ucb/dbx/tests/cc/struct.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Test for C structures.
        !             3:  */
        !             4: 
        !             5: /*
        !             6:  * A simple nested structure.
        !             7:  */
        !             8: 
        !             9: struct simple {
        !            10:     int a;
        !            11:     char b;
        !            12:     double c;
        !            13:     struct {
        !            14:        int a;
        !            15:        char b;
        !            16:        double c;
        !            17:     } d;
        !            18:     int e;
        !            19:     char f;
        !            20:     double g;
        !            21: } simple;
        !            22: 
        !            23: /*
        !            24:  * Mutually recursive structures, using typedefs.
        !            25:  */
        !            26: 
        !            27: typedef struct first *First;
        !            28: typedef struct second *Second;
        !            29: 
        !            30: struct second {
        !            31:     int b;
        !            32:     char c;
        !            33: };
        !            34: 
        !            35: struct first {
        !            36:     int a;
        !            37:     Second p;
        !            38: };
        !            39: 
        !            40: UseRecurStructs()
        !            41: {
        !            42:     struct first b, *p;
        !            43:     struct second list;
        !            44: 
        !            45:     p = &b;
        !            46:     b.a = 3;
        !            47:     b.p = &list;
        !            48:     b.p->b = 4;
        !            49:     b.p->c = 'c';
        !            50: }
        !            51: 
        !            52: /*
        !            53:  * Functions returning structures.
        !            54:  */
        !            55: 
        !            56: struct simple f(x)
        !            57: int x;
        !            58: {
        !            59:     struct simple s;
        !            60: 
        !            61:     s.a = x;
        !            62:     s.g = 3.14;
        !            63:     return s;
        !            64: }
        !            65: 
        !            66: main()
        !            67: {
        !            68:     struct simple x;
        !            69:     struct simple *y;
        !            70: 
        !            71:     UseRecurStructs();
        !            72:     x = f(3);
        !            73:     y = &x;
        !            74: }

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