X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/disorder/blobdiff_plain/6d2d327ca57fefaddceba10eb323451f8150e95d..94ddd3e3779fee737969ffcbb0e8f161548d4e0f:/server/speaker-alsa.c

diff --git a/server/speaker-alsa.c b/server/speaker-alsa.c
index 80395f3..d10ec19 100644
--- a/server/speaker-alsa.c
+++ b/server/speaker-alsa.c
@@ -2,29 +2,25 @@
  * This file is part of DisOrder
  * Copyright (C) 2005, 2006, 2007 Richard Kettlewell
  *
- * This program is free software; you can redistribute it and/or modify
+ * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
+ * the Free Software Foundation, either version 3 of the License, or
  * (at your option) any later version.
  *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
- * USA
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 /** @file server/speaker-alsa.c
  * @brief Support for @ref BACKEND_ALSA */
 
-#include <config.h>
-
-#if API_ALSA
+#include "common.h"
 
-#include "types.h"
+#if HAVE_ALSA_ASOUNDLIB_H
 
 #include <unistd.h>
 #include <poll.h>
@@ -51,7 +47,6 @@ static void alsa_init(void) {
 static void log_params(snd_pcm_hw_params_t *hwparams,
                        snd_pcm_sw_params_t *swparams) {
   snd_pcm_uframes_t f;
-  unsigned u;
 
   return;                               /* too verbose */
   if(hwparams) {
@@ -62,14 +57,22 @@ static void log_params(snd_pcm_hw_params_t *hwparams,
     info("sw silence_size=%lu", (unsigned long)f);
     snd_pcm_sw_params_get_silence_threshold(swparams, &f);
     info("sw silence_threshold=%lu", (unsigned long)f);
-    snd_pcm_sw_params_get_sleep_min(swparams, &u);
-    info("sw sleep_min=%lu", (unsigned long)u);
+#if HAVE_SND_PCM_SW_PARAMS_GET_SLEEP_MIN
+    {
+      unsigned u;
+
+      snd_pcm_sw_params_get_sleep_min(swparams, &u);
+      info("sw sleep_min=%lu", (unsigned long)u);
+    }
+#endif
     snd_pcm_sw_params_get_start_threshold(swparams, &f);
     info("sw start_threshold=%lu", (unsigned long)f);
     snd_pcm_sw_params_get_stop_threshold(swparams, &f);
     info("sw stop_threshold=%lu", (unsigned long)f);
+#if HAVE_SND_PCM_SW_PARAMS_GET_XFER_ALIGN
     snd_pcm_sw_params_get_xfer_align(swparams, &f);
     info("sw xfer_align=%lu", (unsigned long)f);
+#endif
   }
 }
 
@@ -219,7 +222,7 @@ static size_t alsa_play(size_t frames) {
 static int alsa_slots, alsa_nslots = -1;
 
 /** @brief Fill in poll fd array for ALSA */
-static void alsa_beforepoll(void) {
+static void alsa_beforepoll(int attribute((unused)) *timeoutp) {
   /* We send sample data to ALSA as fast as it can accept it, relying on
    * the fact that it has a relatively small buffer to minimize pause
    * latency. */