alsa: added #ifdefs around SND_PCM_NO_AUTO_xxx

These macros are not available in older libasound versions (1.0.13 fails, 1.0.16 is ok). Ignore the configuration if the constants are not defined.

alsa: added #ifdefs around SND_PCM_NO_AUTO_xxx
30c86d8a · Max Kellermann · 50e038d1 · 30c86d8a
Commit 30c86d8a authored Oct 14, 2008 by Max Kellermann
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audioOutput_alsa.c src/audioOutputs/audioOutput_alsa.c +6 -0

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--- a/src/audioOutputs/audioOutput_alsa.c
+++ b/src/audioOutputs/audioOutput_alsa.c
@@ -86,14 +86,20 @@ alsa_configure(AlsaData *ad, ConfigParam *param)
 	if ((bp = getBlockParam(param, "period_time")))
 		ad->period_time = atoi(bp->value);

+#ifdef SND_PCM_NO_AUTO_RESAMPLE
 	if (!getBoolBlockParam(param, "auto_resample", true))
 		ad->mode |= SND_PCM_NO_AUTO_RESAMPLE;
+#endif

+#ifdef SND_PCM_NO_AUTO_CHANNELS
 	if (!getBoolBlockParam(param, "auto_channels", true))
 		ad->mode |= SND_PCM_NO_AUTO_CHANNELS;
+#endif

+#ifdef SND_PCM_NO_AUTO_FORMAT
 	if (!getBoolBlockParam(param, "auto_format", true))
 		ad->mode |= SND_PCM_NO_AUTO_FORMAT;
+#endif
 }

 static void *alsa_initDriver(mpd_unused struct audio_output *ao,