Re: [PATCH] Integrating BRLTTY with Gnopernicus (second version)

[Bill Haneman <bill haneman sun com>]

Hi Adi:

libm == "lib math", so
sin == "sine function".

surely sin is there somewhere (you can check with nm), so I don't know
why the configure check is failing.

- Bill

On Thu, 2003-05-29 at 12:53, Adi Dascal wrote:
> Hi Dave,
> 
> On Thursday 29 May 2003 13:35, Dave Mielke wrote:
> > [quoted lines by Adi Dascal on May 29, 2003, at 13:00]
> >
> > >I am aware of what else is needed besides your patch,
> >
> > Excellent!
> >
> > >I've downloaded brltty_3.2.tar.gz
> >
> > For --enable-api to work, you need 3.3 (not officially released yet). To
> > get it, read the repository section of BRLTTY's download page. IN short,
> > though, it's a subversion repository. Check out
> > svn://mielke.cc/main/brltty.
> >
> I don't have subversion yet - I am getting it right now.
> 
> > >adlib.o: In function `AL_evaluatePitch':
> > >/home/adi/2DO/year2003/month05/2003.05.29/brltty-3.2/Programs/./adlib.c:11
> > >0: undefined reference to `pow'
> >
> > For some reason, autoconf isn't picking up the need for -lm when linking.
> > For a quick fix, modify the LDLIBS line in config.mk. For a permanent
> > solution (and if you have the time), might you be able to figure out why
> > the check for "sin" (as opposed to "pow") in configure.in isn't requiring
> > libm on your system?
> In the mean time I am trying to see why is happening this on my machine.
> I guess it is happening because the library containg "sin" is not found; when 
> I run configure I get the following message:
> 
> "checking for library containing sin... no",
> 
> BUT the configuration process does NOT complain in a "stop" manner (seems 
> that this is not important so the configuration does not stop).
> What should I do? What kind of library is this "libm" library? I do have 
> libm.so.2.2.4 and a libm.so.6 which is a link to the first one on my system 
> (RedHat 7.3), but seems that the "sim" symbol is not there.
> 
> Any ideea?
> 
> Thanks && Best regards,
> Adi Dascal
> BAUM Engineering, Romania
> 
> PS: BTW brltty-3.0 had no errors at make time, BUT in 3.0 there is no 
> configure, so I could not get the libbrlapi that I need.
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