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mixer: Don't build simple_abst when no libdl is available

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Check BUILD_MODULES conditional not to compile simple_abst.c.
Also return -ENXIO to caller statically in that case.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2012-12-07 09:28:06 +01:00
parent 8d14698931
commit 1b428e7719
2 changed files with 15 additions and 1 deletions
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6
src/mixer/Makefile.am
View file

@ -1,6 +1,10 @@
EXTRA_LTLIBRARIES=libmixer.la
libmixer_la_SOURCES = bag.c mixer.c simple.c simple_none.c simple_abst.c
libmixer_la_SOURCES = bag.c mixer.c simple.c simple_none.c
if BUILD_MODULES
libmixer_la_SOURCES += simple_abst.c
endif
noinst_HEADERS = mixer_local.h mixer_simple.h

10
src/mixer/mixer_simple.h
View file

@ -28,4 +28,14 @@
snd1_mixer_simple_basic_register
int snd_mixer_simple_none_register(snd_mixer_t *mixer, struct snd_mixer_selem_regopt *options, snd_mixer_class_t **classp);
#ifdef HAVE_LIBDL
int snd_mixer_simple_basic_register(snd_mixer_t *mixer, struct snd_mixer_selem_regopt *options, snd_mixer_class_t **classp);
#else
static inline int snd_mixer_simple_basic_register(snd_mixer_t *mixer,
struct snd_mixer_selem_regopt *options,
snd_mixer_class_t **classp)
{
return -ENXIO;
}
#endif