[xmp] Add OpenBSD driver and change system detection

Signed-off-by: Claudio Matsuoka <cmatsuoka@gmail.com>

Makefile.in

@@ -17,7 +17,8 @@ SYSCONFDIR	= @sysconfdir@/xmp
 SHELL		= /bin/sh
 
 DIST		= xmp-$(VERSION)
-DFILES		= README INSTALL configure configure.ac Makefile.in install-sh
+DFILES		= README INSTALL configure config.sub config.guess install-sh \
+		  configure.ac Makefile.in
 DDIRS		= src
 V		= 0
 DRIVERS		= @DRIVERS@

configure.ac

@@ -5,6 +5,7 @@ AC_INIT
 AC_ARG_WITH(libxmp, [  --with-libxmp=<path>    libxmp prefix (optional)],
   libxmp_path="$withval")
 
+AC_CANONICAL_HOST
 AC_PROG_CC
 AC_C_BIGENDIAN(AC_DEFINE(ENDIAN_BIG))
 
@@ -29,18 +30,6 @@ AC_DEFUN([AC_CHECK_DEFINED],[
 
 AC_CHECK_HEADERS(xmp.h getopt.h signal.h termios.h)
 
-system=unknown
-
-AC_CHECK_DEFINED(_WIN32,[system=win32])
-AC_CHECK_DEFINED(__BEOS__,[system=beos])
-AC_CHECK_DEFINED(__HAIKU__,[system=beos])
-
-if test "$system" = "unknown"; then
-  AC_CHECK_HEADER(CoreAudio/CoreAudio.h,,[
-    AC_CHECK_HEADERS(sys/soundcard.h alsa/asoundlib.h sndio.h sys/audioio.h)
-  ])
-fi
-
 if test "${ac_cv_header_xmp_h}" = "yes"; then
   AC_CHECK_LIB(xmp,xmp_player_start,,
     AC_MSG_ERROR(Can't find libxmp))
@@ -48,45 +37,62 @@ else
   AC_MSG_ERROR(Can't find libxmp header files)
 fi
 
-case "$system" in
+case "$host_cpu" in
-beos)
+powerpc64)
-  AC_DEFINE(SOUND_BEOS)
+  CFLAGS="${CFLAGS} -m64"
-  DRIVERS="${DRIVERS} sound_beos.o"
+  LDFLAGS="${LDFLAGS} -m64"
-  LIBS="${LIBS} -lmedia -lbe"
   ;;
-win32)
+esac
-  AC_DEFINE(SOUND_WIN32)
+
-  DRIVERS="${DRIVERS} sound_win32.o"
+AC_CHECK_HEADERS(sys/soundcard.h machine/soundcard.h alsa/asoundlib.h sys/audioio.h)
-  LIBS="${LIBS} -lwinmm"
+if test "${ac_cv_header_sys_soundcard_h}" = "yes" -o "${ac_cv_header_machine_soundcard_h}" = "yes"; then
-  ;;
+  AC_DEFINE(SOUND_OSS)
-*)
+  DRIVERS="${DRIVERS} sound_oss.o"
+fi
+if test "${ac_cv_header_alsa_asoundlib_h}" = "yes"; then
+  AC_DEFINE(SOUND_ALSA)
+  DRIVERS="${DRIVERS} sound_alsa.o"
+  LIBS="${LIBS} -lasound"
+fi
+
+case "${host_os}" in
+darwin*)
+  AC_CHECK_HEADER(CoreAudio/CoreAudio.h)
   if test "${ac_cv_header_CoreAudio_CoreAudio_h}" = "yes"; then
     AC_DEFINE(SOUND_COREAUDIO)
     DRIVERS="${DRIVERS} sound_coreaudio.o"
     LIBS="${LIBS} -framework AudioToolbox -framework AudioUnit -framework CoreServices"
-  else
-    if test "${ac_cv_header_sndio_h}" = "yes"; then
-      AC_DEFINE(SOUND_SNDIO)
-      DRIVERS="${DRIVERS} sound_sndio.o"
-      LIBS="${LIBS} -lsndio"
-    fi
-    if test "${ac_cv_header_sys_audioio_h}" = "yes"; then
-      AC_DEFINE(SOUND_BSD)
-      DRIVERS="${DRIVERS} sound_bsd.o"
-    fi
-    if test "${ac_cv_header_sys_soundcard_h}" = "yes"; then
-      AC_DEFINE(SOUND_OSS)
-      DRIVERS="${DRIVERS} sound_oss.o"
-    fi
-    if test "${ac_cv_header_alsa_asoundlib_h}" = "yes"; then
-      AC_DEFINE(SOUND_ALSA)
-      DRIVERS="${DRIVERS} sound_alsa.o"
-      LIBS="${LIBS} -lasound"
-    fi
   fi
   ;;
+openbsd*)
+  AC_CHECK_HEADER(sndio.h)
+  if test "${ac_cv_header_sndio_h}" = "yes"; then
+    AC_DEFINE(SOUND_SNDIO)
+    DRIVERS="${DRIVERS} sound_sndio.o"
+    LIBS="${LIBS} -lsndio"
+  fi
+  if test "${ac_cv_header_sys_audioio_h}" = "yes"; then
+    AC_DEFINE(SOUND_OPENBSD)
+    DRIVERS="${DRIVERS} sound_openbsd.o"
+  fi
+  ;;
+cygwin*|mingw*)
+  AC_DEFINE(SOUND_WIN32)
+  DRIVERS="${DRIVERS} sound_win32.o"
+  LIBS="${LIBS} -lwinmm"
+  ;;
+beos*|haiku*)
+  AC_DEFINE(SOUND_BEOS)
+  DRIVERS="${DRIVERS} sound_beos.o"
+  LIBS="${LIBS} -lmedia -lbe"
+  ;;
 esac
 
+if test -z "${DRIVERS}" -a "${ac_cv_header_sys_audioio_h}" = "yes"; then
+  AC_DEFINE(SOUND_BSD)
+  DRIVERS="${DRIVERS} sound_bsd.o"
+fi
+
 dnl XMP_TRY_COMPILE(<message>,<cache-var>,<flags>,<program>,<ifyes>,<ifno>)
 define(XMP_TRY_COMPILE,[
   AC_CACHE_CHECK([$1],[$2],[

src/Makefile

@@ -3,7 +3,8 @@ SRC_OBJS	= sound.o sound_null.o terminal.o info.o commands.o \
 		  options.o getopt.o getopt1.o main.o sound_wav.o
 SRC_DFILES	= Makefile xmp.1 $(SRC_OBJS:.o=.c) common.h getopt.h list.h \
 		  sound.h sound_alsa.c sound_coreaudio.c sound_oss.c \
-		  sound_sndio.c sound_bsd.c sound_solaris.c sound_beos.cpp
+		  sound_sndio.c sound_openbsd.c sound_bsd.c sound_solaris.c \
+		  sound_beos.cpp
 SRC_PATH	= src
 
 SRC_OBJS += $(DRIVERS)

src/sound.c

@@ -8,6 +8,7 @@ extern struct sound_driver sound_alsa;
 extern struct sound_driver sound_win32;
 extern struct sound_driver sound_coreaudio;
 extern struct sound_driver sound_sndio;
+extern struct sound_driver sound_openbsd;
 extern struct sound_driver sound_bsd;
 extern struct sound_driver sound_beos;
 
@@ -26,6 +27,9 @@ void init_sound_drivers()
 #ifdef SOUND_SNDIO
 	register_sound_driver(&sound_sndio);
 #endif
+#ifdef SOUND_OPENBSD
+	register_sound_driver(&sound_openbsd);
+#endif
 #ifdef SOUND_BSD
 	register_sound_driver(&sound_bsd);
 #endif

src/sound_openbsd.c

@@ -17,52 +17,27 @@
 #include <sys/audioio.h>
 #include <sys/ioctl.h>
 #include <sys/stat.h>
-
 #include <fcntl.h>
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
-
+#include "sound.h"
-#include "common.h"
-#include "driver.h"
-#include "mixer.h"
 
 static int audio_fd;
 
-static int init(struct context_data *);
+struct sound_driver sound_openbsd;
-static int setaudio(struct xmp_options *);
-static void bufdump(struct context_data *, void *, int);
-static void shutdown(struct context_data *);
-
-static void dummy()
-{
-}
-
-static char *help[] = {
-	"gain=val", "Audio output gain (0 to 255)",
-	"buffer=val", "Audio buffer size (default is 32768)",
-	NULL
-};
-
-struct xmp_drv_info drv_openbsd = {
-	"openbsd",		/* driver ID */
-	"OpenBSD PCM audio",	/* driver description */
-	help,			/* help */
-	init,			/* init */
-	shutdown,		/* shutdown */
-	dummy,			/* starttimer */
-	dummy,			/* flush */
-	bufdump,		/* bufdump */
-};
 
-static int setaudio(struct xmp_options *o)
+static int init(struct options *options)
 {
+	char **parm = options->driver_parm;
 	audio_info_t ainfo;
 	int gain = 128;
 	int bsize = 32 * 1024;
-	char *token, **parm;
 
-	parm_init();
+	if ((audio_fd = open("/dev/sound", O_WRONLY)) == -1)
+		return -1;
+
+	parm_init(parm);
 	chkparm1("gain", gain = strtoul(token, NULL, 0));
 	chkparm1("buffer", bsize = strtoul(token, NULL, 0));
 	parm_end();
@@ -74,39 +49,33 @@ static int setaudio(struct xmp_options *o)
 
 	AUDIO_INITINFO(&ainfo);
 
-	ainfo.play.sample_rate = o->freq;
+	ainfo.play.sample_rate = options->rate;
-	ainfo.play.channels = o->outfmt & XMP_FORMAT_MONO ? 1 : 2;
+	ainfo.play.channels = options->format & XMP_FORMAT_MONO ? 1 : 2;
-	ainfo.play.precision = o->resol;
+
-	ainfo.play.encoding = o->resol > 8 ?
+	if (options->format & XMP_FORMAT_8BIT) {
-	    AUDIO_ENCODING_SLINEAR : AUDIO_ENCODING_ULINEAR;
+		ainfo.play.precision = 8;
+		ainfo.play.encoding = AUDIO_ENCODING_ULINEAR;
+		options->format |= XMP_FORMAT_UNSIGNED;
+	} else {
+		ainfo.play.precision = 16;
+		ainfo.play.encoding = AUDIO_ENCODING_SLINEAR;
+		options->format &= ~XMP_FORMAT_UNSIGNED;
+	}
+
 	ainfo.play.gain = gain;
 	ainfo.play.buffer_size = bsize;
 
 	if (ioctl(audio_fd, AUDIO_SETINFO, &ainfo) == -1) {
 		close(audio_fd);
-		return XMP_ERR_DINIT;
+		return -1;
 	}
 
-	drv_openbsd.description = "OpenBSD PCM audio";
+	sound_openbsd.description = "OpenBSD PCM audio";
 
 	return 0;
 }
 
-static int init(struct context_data *ctx)
+static void play(void *b, int i)
-{
-	if ((audio_fd = open("/dev/sound", O_WRONLY)) == -1)
-		return XMP_ERR_DINIT;
-
-	if (setaudio(&ctx->o) != 0)
-		return XMP_ERR_DINIT;
-
-	return 0;
-}
-
-/* Build and write one tick (one PAL frame or 1/50 s in standard vblank
- * timed mods) of audio data to the output device.
- */
-static void bufdump(struct context_data *ctx, void *b, int i)
 {
 	int j;
 
@@ -119,7 +88,38 @@ static void bufdump(struct context_data *ctx, void *b, int i)
 	}
 }
 
-static void shutdown(struct context_data *ctx)
+static void deinit()
 {
 	close(audio_fd);
 }
+
+static void flush()
+{
+}
+
+static void onpause()
+{
+}
+
+static void onresume()
+{
+}
+
+
+static char *help[] = {
+	"gain=val", "Audio output gain (0 to 255)",
+	"buffer=val", "Audio buffer size (default is 32768)",
+	NULL
+};
+
+struct sound_driver sound_openbsd = {
+	"openbsd",
+	"OpenBSD PCM audio",
+	help,
+	init,
+	deinit,
+	play,
+	flush,
+	onpause,
+	onresume
+};