From: Harlan Stenn <stenn@ntp.org>
Date: Tue, 7 Sep 2004 10:41:51 +0000 (-0400)
Subject: Use SNDCTL_DSP_SETFRAGMENT if available.  From Tim Shoppa.
X-Git-Tag: NTP_4_2_3~118^2~3^2~1
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=540a1b53b84bb2f2aeeda484598e829b5ad17c94;p=thirdparty%2Fntp.git

Use SNDCTL_DSP_SETFRAGMENT if available.  From Tim Shoppa.

bk: 413d906fPfTZikQ8pTe-lrVwpgBmvw
---

diff --git a/libntp/audio.c b/libntp/audio.c
index 3b39ae0316..8d2f7c2ca9 100644
--- a/libntp/audio.c
+++ b/libntp/audio.c
@@ -285,6 +285,15 @@ audio_init(
 		s_size.play_size, s_size.rec_size);
 # endif /* HAVE_STRUCT_SND_SIZE */
 
+# ifdef SNDCTL_DSP_SETFRAGMENT
+	{
+		int tmp = (16 << 16) + 6; /* 16 fragments, each 2^6 bytes */
+		if (ioctl(fd, SNDCTL_DSP_SETFRAGMENT, &tmp) == -1)
+		    printf("audio_init: SNDCTL_DSP_SETFRAGMENT: %s\n",
+			   strerror(errno));
+	}
+# endif /* SNDCTL_DSP_SETFRAGMENT */
+
 # ifdef AIOGFMT
 	if (ioctl(fd, AIOGFMT, &s_c_p) == -1)
 	    printf("audio_init: AIOGFMT: %s\n", strerror(errno));