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Top Forums Programming Main.c:(.text+0x55): undefined reference to Post 302858573 by cokedude on Monday 30th of September 2013 11:47:19 PM
Old 10-01-2013
Main.c:(.text+0x55): undefined reference to

I'm getting this error. I'm guessing either there is an error in my code or I am missing a library. Can I please have some ideas on what the problem is?

Code:
main.c:(.text+0x55): undefined reference to

Code:
$ gcc *.c
/tmp/ccP8MDTO.o: In function `getInput':
main.c:(.text+0x55): undefined reference to `validateInput'
main.c:(.text+0xb2): undefined reference to `validateInput'
main.c:(.text+0x10f): undefined reference to `validateInput'
collect2: ld returned 1 exit status

Code:
bool getInput (int* pFahrenheit, int* pFeet, int* pPounds)
{
    bool isValid=false;
    //Prompt for Temperature
    int count=scanf("%d",pFahrenheit);
    if(count==1)
    {
        if (validateInput(*pFahrenheit,0,212))
        {
            isValid=true;
        }
    }
}

 

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fixadd(3alleg4) 						  Allegro manual						   fixadd(3alleg4)

NAME
fixadd - Safe function to add fixed point numbers clamping overflow. Allegro game programming library. SYNOPSIS
#include <allegro.h> fixed fixadd(fixed x, fixed y); DESCRIPTION
Although fixed point numbers can be added with the normal '+' integer operator, that doesn't provide any protection against overflow. If overflow is a problem, you should use this function instead. It is slower than using integer operators, but if an overflow occurs it will set `errno' and clamp the result, rather than just letting it wrap. Example: fixed result; /* This will put 5035 into `result'. */ result = fixadd(itofix(5000), itofix(35)); /* Sets `errno' and puts -32768 into `result'. */ result = fixadd(itofix(-31000), itofix(-3000)); ASSERT(!errno); /* This will fail. */ RETURN VALUE
Returns the clamped result of adding `x' to `y', setting `errno' to ERANGE if there was an overflow. SEE ALSO
fixsub(3alleg4), fixmul(3alleg4), fixdiv(3alleg4) Allegro version 4.4.2 fixadd(3alleg4)
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