source: src/tests/tupleVariadic.c@ 12d2dc8

//
// Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
//
// The contents of this file are covered under the licence agreement in the
// file "LICENCE" distributed with Cforall.
//
// tuplePolymorphism.c --
//
// Author           : Rob Schluntz
// Created On       : Fri Dec 16 10:25:35 2016
// Last Modified By : Rob Schluntz
// Last Modified On : Fri Dec 21 14:42:48 2016
// Update Count     : 2
//

void func(void) {
        printf("called func(void)\n");
}
forall(otype T, ttype Params | { void process(T); void func(Params); })
void func(T arg1, Params p) {
        process(arg1);
        func(p);
}
void process(int x) {
        printf("called process(int) %d\n", x);
}
void process(double x) {
        printf("called process(double) %g\n", x);
}

forall( dtype T, ttype Params | sized(T) | { void ?{}(T &, Params); } )
T * new(Params p);

struct array {
        int * data;
        int size;
};

// xxx - eventually this will be collapsed...x
void ?{}(array & a) {
        a.size = 0;
        a.data = 0;
        printf("called ?{} with no a\n");
}

void ?{}(array & a, int a0) {
        a.size = 1;
        a.data = (int*)malloc(sizeof(int)*a.size);
        a.data[0] = a0;
        printf("called ?{} with a: %d\n", a0);
}

void ?{}(array & a, int a0, int a1) {
        a.size = 2;
        a.data = (int*)malloc(sizeof(int)*a.size);
        a.data[0] = a0;
        a.data[1] = a1;
        printf("called ?{} with a: %d %d\n", a0, a1);
}

void ?{}(array & a, int a0, int a1, int a2) {
        a.size = 3;
        a.data = (int*)malloc(sizeof(int)*a.size);
        a.data[0] = a0;
        a.data[1] = a1;
        a.data[2] = a2;
        printf("called ?{} with a: %d %d %d\n", a0, a1, a2);
}

// test use of a tuple argument
[void] ?{}(array & a, [int, int, int, int] args) {
        int a0, a1, a2, a3;
        [a0, a1, a2, a3] = args;
        a.size = 4;
        a.data = (int *)malloc(sizeof(int)*a.size);
        a.data[0] = a0;
        a.data[1] = a1;
        a.data[2] = a2;
        a.data[3] = a3;
        printf("called ?{} with a: %d %d %d %d\n", a0, a1, a2, a3);
}

void print(array * x) {
        printf("array = { ");
        for (int i = 0; i < x->size; ++i) {
                printf("%d, ", x->data[i]);
        }
        printf("}\n");
}

forall(otype T)
T * copy(T x) {
        // test calling new inside a polymorphic function
        return new(x);
}

int main() {
        array * x0 = new();
        print(x0);

        array * x1 = new(999);
        print(x1);

        array * x2 = new(123, 456);
        print(x2);

        array * x3 = new(100, 200, 300);
        print(x3);

        array * x4 = new(10, 2, 3, 4);
        print(x4);

        int * ptr = copy(111111);
        printf("copy=%d\n", *ptr);

        printf("calling func\n");
        func(3, 2.0, 111, 4.145);
        printf("finished func\n");
}

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