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c++ function exists

inibir answered on March 6, 2022 Popularity 3/10 Helpfulness 7/10

answer c++ function exists

related c++ check if function exists

c++ function exists

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void func(int argc, char *argv[]) __attribute__((weak)); // weak declaration must always be present

// optional definition:
/*void func(int argc, char *argv[]) { 
    printf("ENCONTRE LA FUNC\n");
    for(int aa = 0; aa < argc; aa++){
        printf("arg %d = %s \n", aa, argv[aa]);
    }
}*/

int main(int argc, char *argv[]) {
    if (func){ 
        func(argc, argv); 
    } else {
        printf("no encontre la func\n");
    }
}

Popularity 3/10 Helpfulness 7/10 Language cpp

Source: stackoverflow.com

Tags: c++ exists function

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Contributed on Aug 26 2022

inibir

0 Answers Avg Quality 2/10

Closely Related Answers

c++ check if function exists

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-1

When you declare 'sum' you could declare it like:

#define SUM_EXISTS
int sum(std::vector<int>& addMeUp) {
    ...
}

Then when you come to use it you could go:

#ifdef SUM_EXISTS
int result = sum(x);
...
#endif

Popularity 5/10 Helpfulness 1/10 Language cpp

Source: stackoverflow.com

Tags: function exists c++

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