switch

switch (switch-type switch-name)

switch-type

Specifies an int, char, enum type, or an identifier that resolves to one of these types.

switch-name

Specifies the name of the variable of type switch-type that acts as the union discriminant.

Examples

typedef union _S1_TYPE switch (long l1) U1_TYPE { 

    case 1024:

        float f1;

    case 2048:

        double d2;

} S1_TYPE;

/* in generated header file */

typedef struct _S1_TYPE { 

    long l1;

    union { 

        float f1;

        double d2;

    } U1_TYPE;

} S1_TYPE;

Remarks

The switch keyword selects the discriminant for an encapsulated_unionWJW71. 

See Also