[cairo] (glitz) struggling to make rendertest

[Chris Nystrom]

On 12/3/05, Patrick Pailhes <patrick.pailhes at gmail.com> wrote:
> Hi there
>
> I've just downloaded and installed glitz-0.5.1 from Cairo CVS. Now, I
> want to test it using rendertest. I've dowloaded the latest rendertest
> files from CVS, executed the command ./autogen.sh (backend glitz-glx:
> yes), make and make install.
>
> After that, I changed to the directory src and typed make rendertest.
> However, there are several linking errors such as:
> "src/rendertest.c:296: undefined reference to `render_read_png'" and
> "src/rendertest.c:742: undefined reference to `cos'".
>
> When I type make rendertest, it calls "gcc -g -O2 -Wall
> -Wpointer-arith -Wstrict-prototypes -Wmissing-prototypes
> -Wmissing-declarations -Wnested-externs -fno-strict-aliasing
> rendertest.c   -o rendertest" and that line does not include neither
> the Math library nor the necessary files args.c, png.c, etc.
>
> Basically, I'm stuck. I'm sorry to pollute the cairo mailing-list with
> this "newbie message" but if anyone has already encountered that
> difficulty or knows the answer, I would really appreciate their help.

You are right. With cos() you will need to link in the math library (-lm).

Not sure about render_read_png().

Chris

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