Re: [anjuta-list] undefined references to math.

From: Johannes Schmid <jhs jsschmid de>
To: Paul Elliott <pelliott blackpatchpanel com>
Cc: anjuta-list gnome org
Subject: Re: [anjuta-list] undefined references to math.
Date: Sat, 26 Mar 2011 20:25:22 +0100

Hi!

> If I just add -lm to CFLAGS will ./configure do proper testing of the math 
> library?

libm doesn't have a pkg-config file so you will have to add this
manually to configure.ac:

AC_CHECK_LIB([m],[cos])

You can add more method you need like [cos sin tan].

See also:
http://www.gnu.org/software/gsl/manual/html_node/Autoconf-Macros.html

Regards,
Johannes

References:
- [anjuta-list] undefined references to math.
  - From: Paul Elliott

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