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  1. Prepare
  2. C
  3. Functions
  4. Variadic functions in C
  5. Discussions

Variadic functions in C

  • Thide
     + 0 comments
    int  sum (int count,...) {
    int i, sum;
    va_list op;
    va_start(op, count);
    
    i = sum = 0;
    for (; i < count; i++)
        sum += va_arg(op, int);
    va_end(op);
    return (sum);
}

int min(int count,...) {
    int i, min, value;
    va_list op;
    
    va_start(op, count);
    i = 0;
    min = va_arg(op, int);
    
    for (; i < count; i++)
    {
        value = va_arg(op, int);
        min = value > min ? min : value;
    }
    va_end(op);
    return (min);
}

int max(int count,...) {
    int i, max, value;
    va_list op;
    
    va_start(op, count);
    i = 0;
    max = va_arg(op, int);
    
    for (; i < count; i++)
    {
        value = va_arg(op, int);
        max = value < max ? max : value;
    }
    va_end(op);
    return (max);
}