Re: Simple c program won't compile
I think I will forget this for a while myself.
also, when using ncurses.h, you need to compile
with -lncurses .
xucaen
--- Mark Phillips <mark@infoeng.flinders.edu.au>
wrote:
> I've just solved my own problem. Of course I
> needed to do
>
> $ gcc thick.c -lm
>
> It's been a while since I've used C. Sorry for
> the silly question.
>
> Cheers,
>
> Mark.
>
>
> Mark Phillips [mark@infoeng.flinders.edu.au]
> wrote:
> > Hi,
> >
> > The following program:
> >
> >
> > #include <stdio.h>
> > #include <math.h>
> >
> > int main(int argv, char **argc){
> > double x;
> >
> > x=sqrt(5.0);
> > }
> >
> >
> > does not compile. Instead I get the errors:
> >
> > $ gcc thick.c
> > /tmp/ccU9fgSr.o: In function `main':
> > /tmp/ccU9fgSr.o(.text+0x16): undefined
> reference to `sqrt'
> > collect2: ld returned 1 exit status
> >
> >
> > What is wrong?
> >
> > Thanks,
> >
> > Mark.
> >
> > --
> >
>
_/~~~~~~~~\___/~~~~~~\____________________________________________________
> >
>
____/~~\_____/~~\__/~~\__________________________Mark_Phillips____________
> >
>
____/~~\_____/~~\________________________________mark@ist.flinders.edu.au_
> >
>
____/~~\HE___/~~\__/~~\APTAIN_____________________________________________
> >
>
____/~~\______/~~~~~~\____________________________________________________
> >
>
__________________________________________________________________________
> > "They told me I was gullible ... and
> I believed them!"
> >
>
> --
>
_/~~~~~~~~\___/~~~~~~\____________________________________________________
>
____/~~\_____/~~\__/~~\__________________________Mark_Phillips____________
>
____/~~\_____/~~\________________________________mark@ist.flinders.edu.au_
>
____/~~\HE___/~~\__/~~\APTAIN_____________________________________________
>
____/~~\______/~~~~~~\____________________________________________________
>
__________________________________________________________________________
> "They told me I was gullible ... and I
> believed them!"
>
>
> --
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