$NetBSD: patch-ad,v 1.3 1998/08/07 10:35:57 agc Exp $

diff -u ../work/configuration.sh ./configuration.sh
--- ../work/configuration.sh	Sun Oct 26 12:31:52 1997
+++ ./configuration.sh	Sun Oct 26 12:19:41 1997
@@ -72,6 +72,12 @@
      INCLUDEDIRS=
      LIBRARIES=
      AUDIO_INCLUDES='#include <sys/audioio.h>' ;;
+  NetBSD*)
+     COMPILER=g++
+     COMPILERFLAGS='-O2 -DNETBSD'
+     INCLUDEDIRS=
+     LIBRARIES= 
+     AUDIO_INCLUDES='#include <sys/audioio.h>' ;;
   FreeBSD*)
      COMPILER=g++
      COMPILERFLAGS='-O2 -m486 -DLINUX -DDAMN_INTEL_BYTE_ORDER'
diff -u ../work/header.cc ./header.cc
--- ../work/header.cc	Sun Oct 26 12:31:52 1997
+++ ./header.cc	Sun Oct 26 12:25:28 1997
@@ -48,8 +48,8 @@
     cerr << "invalid syncword 0x";
     cerr.width (8);
     cerr.fill ('0');
-    cerr << hex << headerstring
-	 << " found at fileoffset " << dec
+    cerr << headerstring
+	 << " found at fileoffset "
 	 << lseek (stream->filedescriptor (), 0, SEEK_CUR) - 4 << '\n';
     return False;
   }
diff -u ../work/ibitstream.cc ./ibitstream.cc
--- ../work/ibitstream.cc	Sun Oct 26 12:31:52 1997
+++ ./ibitstream.cc	Sun Oct 26 12:17:22 1997
@@ -33,6 +33,12 @@
 #include "all.h"
 #include "ibitstream.h"
 
+#ifdef NETBSD
+#include <machine/endian.h>
+#if BYTE_ORDER == LITTLE_ENDIAN
+#define DAMN_INTEL_BYTE_ORDER
+#endif
+#endif
 
 #define swap_int32(int_32) (((int_32) << 24) | (((int_32) << 8) & 0x00ff0000) | \
 			   (((int_32) >> 8) & 0x0000ff00) | ((int_32) >> 24))
diff -u ../work/maplay.cc ./maplay.cc
--- ../work/maplay.cc	Sun Oct 26 12:31:52 1997
+++ ./maplay.cc	Sun Oct 26 12:18:30 1997
@@ -323,6 +323,17 @@
       Exit (0);
   }
 #else
+#ifdef NETBSD
+  {
+    if (NetBSDObuffer::class_suitable (mode == single_channel || which_channels != both) ? 1 : 2)
+      if (mode == single_channel || which_channels != both)
+	buffer = new NetBSDObuffer (1, header);
+      else
+	buffer = new NetBSDObuffer (2, header);
+    else
+      Exit (0);
+  }
+#else
 //#ifdef your_machine
 //  {
 //    if (mode == single_channel || which_channels != both)
@@ -337,6 +348,7 @@
     Exit (0);
   }
 //#endif	// !your_machine
+#endif  // !NETBSD
 #endif	// !LINUX
 #endif	// !SPARC
 #endif	// !Indigo
diff -u ../work/obuffer.cc ./obuffer.cc
--- ../work/obuffer.cc	Sun Oct 26 12:31:52 1997
+++ ./obuffer.cc	Sun Oct 26 12:32:53 1997
@@ -639,3 +639,122 @@
 }
 
 #endif	/* LINUX */
+
+#ifdef NETBSD
+int NetBSDObuffer::audio_fd = -1;
+
+int NetBSDObuffer::open_audio_device (void)
+{
+  int fd;
+
+  if ((fd = open ("/dev/audio", O_WRONLY | O_NDELAY, 0)) < 0)
+    if (errno == EBUSY)
+    {
+      cerr << "Sorry, the audio device is busy!\n";
+      exit (1);
+    }
+    else
+    {
+      perror ("can't open /dev/audio for writing");
+      exit (1);
+    }
+
+  int flags;
+  if ((flags = fcntl (fd, F_GETFL, 0)) < 0)
+  {
+    perror ("fcntl F_GETFL on /dev/audio failed");
+    exit (1);
+  }
+  flags &= ~O_NDELAY;
+  if (fcntl (fd, F_SETFL, flags) < 0)
+  {
+    perror ("fcntl F_SETFL on /dev/audio failed");
+    exit (1);
+  }
+  return fd;
+}
+
+
+NetBSDObuffer::NetBSDObuffer (uint32 number_of_channels, Header *header)
+{
+#ifdef DEBUG
+  if (!number_of_channels || number_of_channels > MAXCHANNELS)
+  {
+    cerr << "NetBSDObuffer: 0 < number of channels < " << MAXCHANNELS << "!\n";
+    exit (1);
+  }
+#endif
+  channels = number_of_channels;
+  for (int i = 0; i < number_of_channels; ++i)
+    bufferp[i] = buffer + i;
+
+  if (audio_fd < 0)
+  {
+    cerr << "Internal error, NetBSDObuffer::audio_fd has to be initialized\n"
+	    "by NetBSDObuffer::class_suitable()!\n";
+    exit (1);
+  }
+
+  audio_info info;
+  AUDIO_INITINFO(&info);
+
+  // configure the device:
+  info.play.encoding = AUDIO_ENCODING_SLINEAR;
+  info.play.precision = 16;
+  info.play.channels = channels;
+  info.play.sample_rate = header->frequency ();
+
+  if (ioctl (audio_fd, AUDIO_SETINFO, &info))
+  {
+    perror ("configuration of /dev/audio failed");
+    exit (1);
+  }
+}
+
+
+NetBSDObuffer::~NetBSDObuffer (void)
+{
+  close (audio_fd);
+}
+
+
+void NetBSDObuffer::append (uint32 channel, int16 value)
+{
+#ifdef DEBUG
+  if (channel >= channels)
+  {
+    cerr << "illegal channelnumber in NetBSDObuffer::append()!\n";
+    exit (1);
+  }
+  if (bufferp[channel] - buffer >= OBUFFERSIZE)
+  {
+    cerr << "buffer overflow!\n";
+    exit (1);
+  }
+#endif
+  *bufferp[channel] = value;
+  bufferp[channel] += channels;
+}
+
+
+void NetBSDObuffer::write_buffer (int)
+{
+  int length = (int)((char *)bufferp[0] - (char *)buffer);
+  if (write (audio_fd, buffer, length) != length)
+  {
+    perror ("write to /dev/audio failed");
+    exit (1);
+  }
+  for (int i = 0; i < channels; ++i)
+    bufferp[i] = buffer + i;
+}
+
+
+boolean NetBSDObuffer::class_suitable (uint32 number_of_channels)
+{
+  // open the dsp audio device:
+  audio_fd = open_audio_device ();
+  return True;
+}
+
+#endif	/* NETBSD */
diff -u ../work/obuffer.h ./obuffer.h
--- ../work/obuffer.h	Sun Oct 26 12:31:52 1997
+++ ./obuffer.h	Sun Oct 26 12:19:16 1997
@@ -163,4 +163,24 @@
 };
 #endif	// LINUX
 
+#ifdef NETBSD
+class NetBSDObuffer : public Obuffer
+{
+  int16  buffer[OBUFFERSIZE];
+  int16 *bufferp[MAXCHANNELS];
+  uint32 channels;
+  static int audio_fd;
+
+  static int open_audio_device (void);
+
+public:
+	NetBSDObuffer (uint32 number_of_channels, Header *);
+       ~NetBSDObuffer (void);
+  void	append (uint32 channel, int16 value);
+  void	write_buffer (int dummy);
+
+  static boolean class_suitable (uint32 number_of_channels);
+};
+#endif	// LINUX
+
 #endif