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-rw-r--r--alsa.patch49
1 files changed, 49 insertions, 0 deletions
diff --git a/alsa.patch b/alsa.patch
new file mode 100644
index 00000000000..30a2c4ee8f9
--- /dev/null
+++ b/alsa.patch
@@ -0,0 +1,49 @@
+--- unix/jkAudIO_alsa.c 2005-12-14 12:29:38.000000000 +0100
++++ unix/jkAudIO_alsa.c 2008-09-01 22:51:20.000000000 +0200
+@@ -49,6 +49,8 @@
+
+ static int minNumChan = 1;
+
++static snd_pcm_uframes_t hw_bufsize = 0;
++
+ int
+ SnackAudioOpen(ADesc *A, Tcl_Interp *interp, char *device, int mode, int freq,
+ int nchannels, int encoding)
+@@ -135,6 +137,9 @@
+ Tcl_AppendResult(interp, "Failed setting HW params.", NULL);
+ return TCL_ERROR;
+ }
++
++ snd_pcm_hw_params_get_buffer_size (hw_params, &hw_bufsize);
++
+ snd_pcm_hw_params_free(hw_params);
+ snd_pcm_prepare(A->handle);
+ if (A->mode == RECORD) {
+@@ -202,6 +207,8 @@
+ int i;
+ static char buf[64];
+
++ return;
++
+ if (A->debug > 1) Snack_WriteLog(" Enter SnackAudioPost\n");
+
+ for (i = 0; i < 1000; i++) {
+@@ -267,12 +274,14 @@
+ long
+ SnackAudioPlayed(ADesc *A)
+ {
+- long avail = _snd_pcm_mmap_hw_ptr(A->handle);
++ // FIX Here, _snd_pcm_mmap_hw_ptr is deprecated in new alsalib
++ long played = A->nWritten - (hw_bufsize - SnackAudioWriteable(A));
++ // long avail = _snd_pcm_mmap_hw_ptr(A->handle);
+
+- if (avail < 0)
+- avail = 0;
++ if (played < 0)
++ return 0;
+
+- return (avail+A->nPlayed);
++ return (played);
+ }
+
+ void