[alsa-devel] alsa-lib-1.0.18 doesn't build with option '--with-softfloat'
tiwai at suse.de
Wed Jan 7 12:13:22 CET 2009
At Wed, 7 Jan 2009 11:01:25 +0000,
Mark Brown wrote:
> On Wed, Jan 07, 2009 at 10:18:42AM +0100, Takashi Iwai wrote:
> > pcm_ladspa.c can't be build without libm, I guess. This should be
> > excluded with the softfload option. Ditto for alisp.
> > How about the patch below?
> OpenEmbedded has been carrying the following patch for a while,
> cooindcidentally I was actually looking at their ALSA packaging last
> night and thinking about pushing this to you - it forces liking with
> libm which is more important when using softfloat.
Well, when softfloat option is chosen, basically alsa-lib should be
built without floating operations, thus libm shouldn't be needed. (So
in that sense, the option is named wrongly...)
> It was written by Henning Heinold <heinold at inf.fu-berlin.de>
> Index: alsa-lib-1.0.15/configure.in
> --- alsa-lib-1.0.15.orig/configure.in 2007-10-15 10:45:26.000000000 +0200
> +++ alsa-lib-1.0.15/configure.in 2008-07-19 15:51:34.177119589 +0200
> @@ -191,9 +191,9 @@
> -if test "$softfloat" != "yes"; then
> - ALSA_DEPLIBS="-lm"
> +if test "$softfloat" = "yes"; then
> + AC_CHECK_LIB([m], [floor], , [ALSA_DEPLIBS=""])
> dnl Check for libdl
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