Re: C compiler.

[Moritz Schulte <tux@gmx.li>]

"paul" <paul@redhotants.com> writes:

> i'm trying to compile (gcc filename.c) the following program, but it seems
> math.h isn't being found.

The header file math.h is found. But the _function definitions_, which
are part of the libc, are not found:

[...]
> /tmp/ccCw1SMR.o(.text+0x52): undefined reference to `pow'
> collect2: ld returned 1 exit status
[...]

...so, linking fails.  You've to explicitely tell gcc to link against
the math library with the '-lm' switch.

	moritz
-- 
Moritz Schulte <moritz@chaosdorf.de> http://www.chaosdorf.de/moritz/
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