Re: Simple c program won't compile

[Bostjan Muller <neonatus@neonatus.net>]

* On 05-03-01 at 15:23 Mark Phillips (mark@infoeng.flinders.edu.au) wrote:
+----Here quoted text begins----+
> 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.
[...] 
+----and here the quote ends----+
Exactly what it says...
You haven't defined the sqrt ... is it integer, char... anything else???

and compiling as far as I recall it is usually done by gcc thick.c -o thick

Good luck

B.
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Boštjan Müller [NEONATUS], neonatus@neonatus.net, http://neonatus.net/~neonatus
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