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changeset 1532:30f189cdd82b

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Implemented dummy audio driver. Fixes Bugzilla #161.
author Ryan C. Gordon <icculus@icculus.org>
date Tue, 14 Mar 2006 08:53:33 +0000
parents 543ffd71ab6d
children 38c1eb6b0083
files configure.in include/SDL_config.h include/SDL_config.h.in include/SDL_config.h.minimal include/SDL_config_amiga.h include/SDL_config_dreamcast.h include/SDL_config_macos.h include/SDL_config_macosx.h include/SDL_config_os2.h include/SDL_config_win32.h src/audio/SDL_audio.c src/audio/SDL_sysaudio.h src/audio/dummy/.cvsignore src/audio/dummy/SDL_dummyaudio.c src/audio/dummy/SDL_dummyaudio.h
diffstat 15 files changed, 497 insertions(+), 41 deletions(-) [+]
line wrap: on
line diff
--- a/configure.in	Tue Mar 14 08:35:39 2006 +0000
+++ b/configure.in	Tue Mar 14 08:53:33 2006 +0000
@@ -533,6 +533,18 @@
     fi
 }
 
+dnl rcg03142006 See if the user wants the dummy audio driver...
+CheckDummyAudio()
+{
+    AC_ARG_ENABLE(dummyaudio,
+AC_HELP_STRING([--enable-dummyaudio], [support the dummy audio driver [default=yes]]),
+                  , enable_dummyaudio=yes)
+    if test x$enable_audio = xyes -a x$enable_dummyaudio = xyes; then
+        AC_DEFINE(SDL_AUDIO_DRIVER_DUMMY)
+        SOURCES="$SOURCES $srcdir/src/audio/dummy/*.c"
+    fi
+}
+
 dnl Set up the Atari Audio driver
 CheckAtariAudio()
 {
@@ -1915,6 +1927,7 @@
         esac
         CheckDummyVideo
         CheckDiskAudio
+        CheckDummyAudio
         CheckDLOPEN
         CheckNASM
         CheckAltivec
@@ -2029,6 +2042,7 @@
         ARCH=qnx
         CheckDummyVideo
         CheckDiskAudio
+        CheckDummyAudio
         # CheckNASM
         CheckDLOPEN
         CheckNAS
@@ -2069,6 +2083,7 @@
         fi
         CheckDummyVideo
         CheckDiskAudio
+        CheckDummyAudio
         CheckWIN32
         CheckWIN32GL
         CheckDIRECTX
@@ -2131,6 +2146,7 @@
         ac_default_prefix=/boot/develop/tools/gnupro
         CheckDummyVideo
         CheckDiskAudio
+        CheckDummyAudio
         CheckNASM
         CheckBWINDOW
         CheckBeGL
@@ -2183,6 +2199,7 @@
         ARCH=macosx
         CheckDummyVideo
         CheckDiskAudio
+        CheckDummyAudio
         CheckDLOPEN
         CheckCOCOA
         CheckCARBON
@@ -2249,6 +2266,7 @@
         ARCH=mint
         CheckDummyVideo
         CheckDiskAudio
+        CheckDummyAudio
         CheckAtariBiosEvent
         CheckAtariXbiosVideo
         CheckAtariGemVideo
--- a/include/SDL_config.h	Tue Mar 14 08:35:39 2006 +0000
+++ b/include/SDL_config.h	Tue Mar 14 08:53:33 2006 +0000
@@ -1,3 +1,4 @@
+/* include/SDL_config.h.  Generated by configure.  */
 /*
     SDL - Simple DirectMedia Layer
     Copyright (C) 1997-2006 Sam Lantinga
@@ -23,56 +24,276 @@
 #ifndef _SDL_config_h
 #define _SDL_config_h
 
+/* This is a set of defines to configure the SDL features */
+
+/* General platform specific identifiers */
 #include "SDL_platform.h"
 
-/* Add any platform that doesn't build using the configure system */
-#if defined(__AMIGA__)
-#include "SDL_config_amiga.h"
-#elif defined(__DREAMCAST__)
-#include "SDL_config_dreamcast.h"
-#elif defined(__MACOS__)
-#include "SDL_config_macos.h"
-#elif defined(__MACOSX__)
-#include "SDL_config_macosx.h"
-#elif defined(__WIN32__)
-#include "SDL_config_win32.h"
-#elif defined(__OS2__)
-#include "SDL_config_os2.h"
+/* C language features */
+/* #undef const */
+/* #undef inline */
+/* #undef volatile */
+
+/* C datatypes */
+/* #undef size_t */
+/* #undef int8_t */
+/* #undef uint8_t */
+/* #undef int16_t */
+/* #undef uint16_t */
+/* #undef int32_t */
+/* #undef uint32_t */
+/* #undef int64_t */
+/* #undef uint64_t */
+/* #undef uintptr_t */
+#define SDL_HAS_64BIT_TYPE 1
+
+/* Endianness */
+#define SDL_BYTEORDER 1234
+
+/* Comment this if you want to build without any C library requirements */
+#define HAVE_LIBC 1
+#if HAVE_LIBC
+
+/* Useful headers */
+#define HAVE_ALLOCA_H 1
+#define HAVE_SYS_TYPES_H 1
+#define HAVE_STDIO_H 1
+#define STDC_HEADERS 1
+#define HAVE_STDLIB_H 1
+#define HAVE_STDARG_H 1
+#define HAVE_MALLOC_H 1
+#define HAVE_MEMORY_H 1
+#define HAVE_STRING_H 1
+#define HAVE_STRINGS_H 1
+#define HAVE_INTTYPES_H 1
+#define HAVE_STDINT_H 1
+#define HAVE_CTYPE_H 1
+#define HAVE_MATH_H 1
+#define HAVE_ICONV_H 1
+#define HAVE_SIGNAL_H 1
+/* #undef HAVE_ALTIVEC_H */
+
+/* C library functions */
+#define HAVE_MALLOC 1
+#define HAVE_CALLOC 1
+#define HAVE_REALLOC 1
+#define HAVE_FREE 1
+#define HAVE_ALLOCA 1
+#ifndef _WIN32 /* Don't use C runtime versions of these on Windows */
+#define HAVE_GETENV 1
+#define HAVE_PUTENV 1
+#define HAVE_UNSETENV 1
+#endif
+#define HAVE_QSORT 1
+#define HAVE_ABS 1
+#define HAVE_BCOPY 1
+#define HAVE_MEMSET 1
+#define HAVE_MEMCPY 1
+#define HAVE_MEMMOVE 1
+#define HAVE_MEMCMP 1
+#define HAVE_STRLEN 1
+/* #undef HAVE_STRLCPY */
+/* #undef HAVE_STRLCAT */
+#define HAVE_STRDUP 1
+/* #undef HAVE__STRREV */
+/* #undef HAVE__STRUPR */
+/* #undef HAVE__STRLWR */
+/* #undef HAVE_INDEX */
+/* #undef HAVE_RINDEX */
+#define HAVE_STRCHR 1
+#define HAVE_STRRCHR 1
+#define HAVE_STRSTR 1
+/* #undef HAVE_ITOA */
+/* #undef HAVE__LTOA */
+/* #undef HAVE__UITOA */
+/* #undef HAVE__ULTOA */
+#define HAVE_STRTOL 1
+#define HAVE_STRTOUL 1
+/* #undef HAVE__I64TOA */
+/* #undef HAVE__UI64TOA */
+#define HAVE_STRTOLL 1
+#define HAVE_STRTOULL 1
+#define HAVE_STRTOD 1
+#define HAVE_ATOI 1
+#define HAVE_ATOF 1
+#define HAVE_STRCMP 1
+#define HAVE_STRNCMP 1
+/* #undef HAVE__STRICMP */
+#define HAVE_STRCASECMP 1
+/* #undef HAVE__STRNICMP */
+#define HAVE_STRNCASECMP 1
+#define HAVE_SSCANF 1
+#define HAVE_SNPRINTF 1
+#define HAVE_VSNPRINTF 1
+#define HAVE_ICONV 1
+#define HAVE_SIGACTION 1
+#define HAVE_SETJMP 1
+#define HAVE_NANOSLEEP 1
+/* #undef HAVE_CLOCK_GETTIME */
+#define HAVE_DLVSYM 1
+
 #else
-/* This is the minimal configuration that can be used to build SDL */
+/* We may need some replacement for stdarg.h here */
+#include <stdarg.h>
+#endif /* HAVE_LIBC */
 
-#include <stdarg.h>
+/* Allow disabling of core subsystems */
+/* #undef SDL_AUDIO_DISABLED */
+/* #undef SDL_CDROM_DISABLED */
+/* #undef SDL_CPUINFO_DISABLED */
+/* #undef SDL_EVENTS_DISABLED */
+/* #undef SDL_FILE_DISABLED */
+/* #undef SDL_JOYSTICK_DISABLED */
+/* #undef SDL_LOADSO_DISABLED */
+/* #undef SDL_THREADS_DISABLED */
+/* #undef SDL_TIMERS_DISABLED */
+/* #undef SDL_VIDEO_DISABLED */
 
-typedef signed char int8_t;
-typedef unsigned char uint8_t;
-typedef signed short int16_t;
-typedef unsigned short uint16_t;
-typedef signed int int32_t;
-typedef unsigned int uint32_t;
-typedef unsigned int size_t;
-typedef unsigned long uintptr_t;
+/* Enable various audio drivers */
+/* #undef SDL_AUDIO_DRIVER_AHI */
+#define SDL_AUDIO_DRIVER_ALSA 1
+#define SDL_AUDIO_DRIVER_ALSA_DYNAMIC "libasound.so.2"
+/* #undef SDL_AUDIO_DRIVER_ARTS */
+/* #undef SDL_AUDIO_DRIVER_ARTS_DYNAMIC */
+/* #undef SDL_AUDIO_DRIVER_BAUDIO */
+/* #undef SDL_AUDIO_DRIVER_COREAUDIO */
+/* #undef SDL_AUDIO_DRIVER_DART */
+/* #undef SDL_AUDIO_DRIVER_DC */
+#define SDL_AUDIO_DRIVER_DISK 1
+#define SDL_AUDIO_DRIVER_DUMMY 1
+/* #undef SDL_AUDIO_DRIVER_DMEDIA */
+/* #undef SDL_AUDIO_DRIVER_DSOUND */
+/* #undef SDL_AUDIO_DRIVER_ESD */
+/* #undef SDL_AUDIO_DRIVER_ESD_DYNAMIC */
+/* #undef SDL_AUDIO_DRIVER_MINT */
+/* #undef SDL_AUDIO_DRIVER_MMEAUDIO */
+/* #undef SDL_AUDIO_DRIVER_NAS */
+/* #undef SDL_AUDIO_DRIVER_OPENBSD */
+#define SDL_AUDIO_DRIVER_OSS 1
+/* #undef SDL_AUDIO_DRIVER_OSS_SOUNDCARD_H */
+/* #undef SDL_AUDIO_DRIVER_PAUD */
+/* #undef SDL_AUDIO_DRIVER_QNXNTO */
+/* #undef SDL_AUDIO_DRIVER_SNDMGR */
+/* #undef SDL_AUDIO_DRIVER_SUNAUDIO */
+/* #undef SDL_AUDIO_DRIVER_WAVEOUT */
 
-/* Enable the disk audio driver (src/audio/disk/\*.c) */
-#define SDL_AUDIO_DRIVER_DISK	1
+/* Enable various cdrom drivers */
+/* #undef SDL_CDROM_AIX */
+/* #undef SDL_CDROM_BEOS */
+/* #undef SDL_CDROM_BSDI */
+/* #undef SDL_CDROM_DC */
+/* #undef SDL_CDROM_DUMMY */
+/* #undef SDL_CDROM_FREEBSD */
+#define SDL_CDROM_LINUX 1
+/* #undef SDL_CDROM_MACOS */
+/* #undef SDL_CDROM_MACOSX */
+/* #undef SDL_CDROM_MINT */
+/* #undef SDL_CDROM_OPENBSD */
+/* #undef SDL_CDROM_OS2 */
+/* #undef SDL_CDROM_OSF */
+/* #undef SDL_CDROM_QNX */
+/* #undef SDL_CDROM_WIN32 */
 
-/* Enable the stub cdrom driver (src/cdrom/dummy/\*.c) */
-#define SDL_CDROM_DISABLED	1
+/* Enable various input drivers */
+/* #undef SDL_INPUT_TSLIB */
+/* #undef SDL_JOYSTICK_AMIGA */
+/* #undef SDL_JOYSTICK_BEOS */
+/* #undef SDL_JOYSTICK_DC */
+/* #undef SDL_JOYSTICK_DUMMY */
+/* #undef SDL_JOYSTICK_IOKIT */
+#define SDL_JOYSTICK_LINUX 1
+/* #undef SDL_JOYSTICK_LINUXEV */
+/* #undef SDL_JOYSTICK_MACOS */
+/* #undef SDL_JOYSTICK_MINT */
+/* #undef SDL_JOYSTICK_OS2 */
+/* #undef SDL_JOYSTICK_RISCOS */
+/* #undef SDL_JOYSTICK_WINMM */
+/* #undef SDL_JOYSTICK_USBHID */
+
+/* Enable various shared object loading systems */
+/* #undef SDL_LOADSO_BEOS */
+/* #undef SDL_LOADSO_DLCOMPAT */
+#define SDL_LOADSO_DLOPEN 1
+/* #undef SDL_LOADSO_LDG */
+/* #undef SDL_LOADSO_MACOS */
+/* #undef SDL_LOADSO_OS2 */
+/* #undef SDL_LOADSO_WIN32 */
 
-/* Enable the stub joystick driver (src/joystick/dummy/\*.c) */
-#define SDL_JOYSTICK_DISABLED	1
+/* Enable various threading systems */
+/* #undef SDL_THREAD_AMIGA */
+/* #undef SDL_THREAD_BEOS */
+/* #undef SDL_THREAD_DC */
+/* #undef SDL_THREAD_EPOC */
+/* #undef SDL_THREAD_OS2 */
+/* #undef SDL_THREAD_PTH */
+#define SDL_THREAD_PTHREAD 1
+#define SDL_THREAD_PTHREAD_RECURSIVE_MUTEX 1
+/* #undef SDL_THREAD_PTHREAD_RECURSIVE_MUTEX_NP */
+/* #undef SDL_THREAD_SPROC */
+/* #undef SDL_THREAD_WIN32 */
 
-/* Enable the stub shared object loader (src/loadso/dummy/\*.c) */
-#define SDL_LOADSO_DISABLED	1
+/* Enable various timer systems */
+/* #undef SDL_TIMER_AMIGA */
+/* #undef SDL_TIMER_BEOS */
+/* #undef SDL_TIMER_DC */
+/* #undef SDL_TIMER_EPOC */
+/* #undef SDL_TIMER_MACOS */
+/* #undef SDL_TIMER_MINT */
+/* #undef SDL_TIMER_OS2 */
+/* #undef SDL_TIMER_RISCOS */
+#define SDL_TIMER_UNIX 1
+/* #undef SDL_TIMER_WIN32 */
+/* #undef SDL_TIMER_WINCE */
 
-/* Enable the stub thread support (src/thread/generic/\*.c) */
-#define SDL_THREADS_DISABLED	1
+/* Enable various video drivers */
+/* #undef SDL_VIDEO_DRIVER_AALIB */
+/* #undef SDL_VIDEO_DRIVER_BWINDOW */
+/* #undef SDL_VIDEO_DRIVER_CYBERGRAPHICS */
+/* #undef SDL_VIDEO_DRIVER_DC */
+/* #undef SDL_VIDEO_DRIVER_DDRAW */
+#define SDL_VIDEO_DRIVER_DGA 1
+/* #undef SDL_VIDEO_DRIVER_DIRECTFB */
+/* #undef SDL_VIDEO_DRIVER_DRAWSPROCKET */
+#define SDL_VIDEO_DRIVER_DUMMY 1
+/* #undef SDL_VIDEO_DRIVER_EPOC */
+#define SDL_VIDEO_DRIVER_FBCON 1
+/* #undef SDL_VIDEO_DRIVER_GAPI */
+/* #undef SDL_VIDEO_DRIVER_GEM */
+/* #undef SDL_VIDEO_DRIVER_GGI */
+/* #undef SDL_VIDEO_DRIVER_IPOD */
+/* #undef SDL_VIDEO_DRIVER_NANOX */
+/* #undef SDL_VIDEO_DRIVER_OS2FS */
+/* #undef SDL_VIDEO_DRIVER_PHOTON */
+/* #undef SDL_VIDEO_DRIVER_PICOGUI */
+/* #undef SDL_VIDEO_DRIVER_PS2GS */
+/* #undef SDL_VIDEO_DRIVER_QTOPIA */
+/* #undef SDL_VIDEO_DRIVER_QUARTZ */
+/* #undef SDL_VIDEO_DRIVER_RISCOS */
+/* #undef SDL_VIDEO_DRIVER_SVGALIB */
+/* #undef SDL_VIDEO_DRIVER_TOOLBOX */
+/* #undef SDL_VIDEO_DRIVER_VGL */
+/* #undef SDL_VIDEO_DRIVER_WINDIB */
+/* #undef SDL_VIDEO_DRIVER_WSCONS */
+#define SDL_VIDEO_DRIVER_X11 1
+#define SDL_VIDEO_DRIVER_X11_DGAMOUSE 1
+/* #undef SDL_VIDEO_DRIVER_X11_DYNAMIC */
+/* #undef SDL_VIDEO_DRIVER_X11_DYNAMIC_XEXT */
+#define SDL_VIDEO_DRIVER_X11_VIDMODE 1
+#define SDL_VIDEO_DRIVER_X11_XINERAMA 1
+#define SDL_VIDEO_DRIVER_X11_XME 1
+#define SDL_VIDEO_DRIVER_X11_XV 1
+/* #undef SDL_VIDEO_DRIVER_XBIOS */
 
-/* Enable the stub timer support (src/timer/dummy/\*.c) */
-#define SDL_TIMERS_DISABLED	1
+/* Enable OpenGL support */
+#define SDL_VIDEO_OPENGL 1
+#define SDL_VIDEO_OPENGL_GLX 1
+/* #undef SDL_VIDEO_OPENGL_WGL */
+/* #undef SDL_VIDEO_OPENGL_OSMESA */
+/* #undef SDL_VIDEO_OPENGL_OSMESA_DYNAMIC */
 
-/* Enable the dummy video driver (src/video/dummy/\*.c) */
-#define SDL_VIDEO_DRIVER_DUMMY	1
-
-#endif /* platform config */
+/* Enable assembly routines */
+#define SDL_ASSEMBLY_ROUTINES 1
+/* #undef SDL_HERMES_BLITTERS */
+/* #undef SDL_ALTIVEC_BLITTERS */
 
 #endif /* _SDL_config_h */
--- a/include/SDL_config.h.in	Tue Mar 14 08:35:39 2006 +0000
+++ b/include/SDL_config.h.in	Tue Mar 14 08:53:33 2006 +0000
@@ -159,6 +159,7 @@
 #undef SDL_AUDIO_DRIVER_DART
 #undef SDL_AUDIO_DRIVER_DC
 #undef SDL_AUDIO_DRIVER_DISK
+#undef SDL_AUDIO_DRIVER_DUMMY
 #undef SDL_AUDIO_DRIVER_DMEDIA
 #undef SDL_AUDIO_DRIVER_DSOUND
 #undef SDL_AUDIO_DRIVER_ESD
--- a/include/SDL_config.h.minimal	Tue Mar 14 08:35:39 2006 +0000
+++ b/include/SDL_config.h.minimal	Tue Mar 14 08:53:33 2006 +0000
@@ -52,8 +52,8 @@
 typedef unsigned int size_t;
 typedef unsigned long uintptr_t;
 
-/* Enable the disk audio driver (src/audio/disk/\*.c) */
-#define SDL_AUDIO_DRIVER_DISK	1
+/* Enable the dummy audio driver (src/audio/dummy/\*.c) */
+#define SDL_AUDIO_DRIVER_DUMMY	1
 
 /* Enable the stub cdrom driver (src/cdrom/dummy/\*.c) */
 #define SDL_CDROM_DISABLED	1
--- a/include/SDL_config_amiga.h	Tue Mar 14 08:35:39 2006 +0000
+++ b/include/SDL_config_amiga.h	Tue Mar 14 08:53:33 2006 +0000
@@ -50,6 +50,8 @@
 
 /* Enable various audio drivers */
 #define SDL_AUDIO_DRIVER_AHI	1
+#define SDL_AUDIO_DRIVER_DUMMY	1
+#define SDL_AUDIO_DRIVER_DISK	1
 
 /* Enable various cdrom drivers */
 #define SDL_CDROM_DUMMY	1
--- a/include/SDL_config_dreamcast.h	Tue Mar 14 08:35:39 2006 +0000
+++ b/include/SDL_config_dreamcast.h	Tue Mar 14 08:53:33 2006 +0000
@@ -79,6 +79,7 @@
 
 /* Enable various audio drivers */
 #define SDL_AUDIO_DRIVER_DC	1
+#define SDL_AUDIO_DRIVER_DUMMY	1
 
 /* Enable various cdrom drivers */
 #define SDL_CDROM_DC	1
--- a/include/SDL_config_macos.h	Tue Mar 14 08:35:39 2006 +0000
+++ b/include/SDL_config_macos.h	Tue Mar 14 08:53:33 2006 +0000
@@ -67,6 +67,8 @@
 
 /* Enable various audio drivers */
 #define SDL_AUDIO_DRIVER_SNDMGR	1
+#define SDL_AUDIO_DRIVER_DISK	1
+#define SDL_AUDIO_DRIVER_DUMMY	1
 
 /* Enable various cdrom drivers */
 #define SDL_CDROM_MACOS	1
--- a/include/SDL_config_macosx.h	Tue Mar 14 08:35:39 2006 +0000
+++ b/include/SDL_config_macosx.h	Tue Mar 14 08:53:33 2006 +0000
@@ -83,6 +83,8 @@
 /* Enable various audio drivers */
 #define SDL_AUDIO_DRIVER_COREAUDIO	1
 #define SDL_AUDIO_DRIVER_SNDMGR	1
+#define SDL_AUDIO_DRIVER_DISK	1
+#define SDL_AUDIO_DRIVER_DUMMY	1
 
 /* Enable various cdrom drivers */
 #define SDL_CDROM_MACOSX	1
--- a/include/SDL_config_os2.h	Tue Mar 14 08:35:39 2006 +0000
+++ b/include/SDL_config_os2.h	Tue Mar 14 08:53:33 2006 +0000
@@ -108,6 +108,8 @@
 
 /* Enable various audio drivers */
 #define SDL_AUDIO_DRIVER_DART	1
+#define SDL_AUDIO_DRIVER_DISK	1
+#define SDL_AUDIO_DRIVER_DUMMY	1
 
 /* Enable various cdrom drivers */
 #define SDL_CDROM_OS2	1
--- a/include/SDL_config_win32.h	Tue Mar 14 08:35:39 2006 +0000
+++ b/include/SDL_config_win32.h	Tue Mar 14 08:53:33 2006 +0000
@@ -115,6 +115,8 @@
 #define SDL_AUDIO_DRIVER_DSOUND	1
 #endif
 #define SDL_AUDIO_DRIVER_WAVEOUT	1
+#define SDL_AUDIO_DRIVER_DISK	1
+#define SDL_AUDIO_DRIVER_DUMMY	1
 
 /* Enable various cdrom drivers */
 #ifdef _WIN32_WCE
--- a/src/audio/SDL_audio.c	Tue Mar 14 08:35:39 2006 +0000
+++ b/src/audio/SDL_audio.c	Tue Mar 14 08:53:33 2006 +0000
@@ -95,6 +95,9 @@
 #if SDL_AUDIO_DRIVER_DISK
 	&DISKAUD_bootstrap,
 #endif
+#if SDL_AUDIO_DRIVER_DUMMY
+	&DUMMYAUD_bootstrap,
+#endif
 #if SDL_AUDIO_DRIVER_DC
 	&DCAUD_bootstrap,
 #endif
--- a/src/audio/SDL_sysaudio.h	Tue Mar 14 08:35:39 2006 +0000
+++ b/src/audio/SDL_sysaudio.h	Tue Mar 14 08:53:33 2006 +0000
@@ -159,6 +159,9 @@
 #if SDL_AUDIO_DRIVER_DISK
 extern AudioBootStrap DISKAUD_bootstrap;
 #endif
+#if SDL_AUDIO_DRIVER_DUMMY
+extern AudioBootStrap DUMMYAUD_bootstrap;
+#endif
 #if SDL_AUDIO_DRIVER_DC
 extern AudioBootStrap DCAUD_bootstrap;
 #endif
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/audio/dummy/.cvsignore	Tue Mar 14 08:53:33 2006 +0000
@@ -0,0 +1,6 @@
+Makefile.in
+Makefile
+.libs
+*.o
+*.lo
+*.la
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/audio/dummy/SDL_dummyaudio.c	Tue Mar 14 08:53:33 2006 +0000
@@ -0,0 +1,154 @@
+/*
+    SDL - Simple DirectMedia Layer
+    Copyright (C) 1997-2006 Sam Lantinga
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library 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
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+    Sam Lantinga
+    slouken@libsdl.org
+
+    This file hacked^H^H^H^H^H^Hwritten by Ryan C. Gordon
+        (icculus@icculus.org)
+*/
+#include "SDL_config.h"
+
+/* Output raw audio data to a file. */
+
+#if HAVE_STDIO_H
+#include <stdio.h>
+#endif
+
+#include "SDL_rwops.h"
+#include "SDL_timer.h"
+#include "SDL_audio.h"
+#include "../SDL_audiomem.h"
+#include "../SDL_audio_c.h"
+#include "../SDL_audiodev_c.h"
+#include "SDL_dummyaudio.h"
+
+/* The tag name used by DUMMY audio */
+#define DUMMYAUD_DRIVER_NAME         "dummy"
+
+/* environment variables and defaults. */
+#define DUMMYENVR_WRITEDELAY      "SDL_DUMMYAUDIODELAY"
+#define DUMMYDEFAULT_WRITEDELAY   150
+
+/* Audio driver functions */
+static int DUMMYAUD_OpenAudio(_THIS, SDL_AudioSpec *spec);
+static void DUMMYAUD_WaitAudio(_THIS);
+static void DUMMYAUD_PlayAudio(_THIS);
+static Uint8 *DUMMYAUD_GetAudioBuf(_THIS);
+static void DUMMYAUD_CloseAudio(_THIS);
+
+/* Audio driver bootstrap functions */
+static int DUMMYAUD_Available(void)
+{
+	const char *envr = SDL_getenv("SDL_AUDIODRIVER");
+	if (envr && (SDL_strcmp(envr, DUMMYAUD_DRIVER_NAME) == 0)) {
+		return(1);
+	}
+	return(0);
+}
+
+static void DUMMYAUD_DeleteDevice(SDL_AudioDevice *device)
+{
+	SDL_free(device->hidden);
+	SDL_free(device);
+}
+
+static SDL_AudioDevice *DUMMYAUD_CreateDevice(int devindex)
+{
+	SDL_AudioDevice *this;
+	const char *envr;
+
+	/* Initialize all variables that we clean on shutdown */
+	this = (SDL_AudioDevice *)SDL_malloc(sizeof(SDL_AudioDevice));
+	if ( this ) {
+		SDL_memset(this, 0, (sizeof *this));
+		this->hidden = (struct SDL_PrivateAudioData *)
+				SDL_malloc((sizeof *this->hidden));
+	}
+	if ( (this == NULL) || (this->hidden == NULL) ) {
+		SDL_OutOfMemory();
+		if ( this ) {
+			SDL_free(this);
+		}
+		return(0);
+	}
+	SDL_memset(this->hidden, 0, (sizeof *this->hidden));
+
+	envr = SDL_getenv(DUMMYENVR_WRITEDELAY);
+	this->hidden->write_delay = (envr) ? SDL_atoi(envr) : DUMMYDEFAULT_WRITEDELAY;
+
+	/* Set the function pointers */
+	this->OpenAudio = DUMMYAUD_OpenAudio;
+	this->WaitAudio = DUMMYAUD_WaitAudio;
+	this->PlayAudio = DUMMYAUD_PlayAudio;
+	this->GetAudioBuf = DUMMYAUD_GetAudioBuf;
+	this->CloseAudio = DUMMYAUD_CloseAudio;
+
+	this->free = DUMMYAUD_DeleteDevice;
+
+	return this;
+}
+
+AudioBootStrap DUMMYAUD_bootstrap = {
+	DUMMYAUD_DRIVER_NAME, "SDL dummy audio driver",
+	DUMMYAUD_Available, DUMMYAUD_CreateDevice
+};
+
+/* This function waits until it is possible to write a full sound buffer */
+static void DUMMYAUD_WaitAudio(_THIS)
+{
+	SDL_Delay(this->hidden->write_delay);
+}
+
+static void DUMMYAUD_PlayAudio(_THIS)
+{
+    /* no-op...this is a null driver. */
+}
+
+static Uint8 *DUMMYAUD_GetAudioBuf(_THIS)
+{
+	return(this->hidden->mixbuf);
+}
+
+static void DUMMYAUD_CloseAudio(_THIS)
+{
+	if ( this->hidden->mixbuf != NULL ) {
+		SDL_FreeAudioMem(this->hidden->mixbuf);
+		this->hidden->mixbuf = NULL;
+	}
+}
+
+static int DUMMYAUD_OpenAudio(_THIS, SDL_AudioSpec *spec)
+{
+#if HAVE_STDIO_H
+	fprintf(stderr, "\nWARNING: You are using the SDL dummy audio driver!"
+                    " No sound will be output!\n\n");
+#endif
+
+	/* Allocate mixing buffer */
+	this->hidden->mixlen = spec->size;
+	this->hidden->mixbuf = (Uint8 *) SDL_AllocAudioMem(this->hidden->mixlen);
+	if ( this->hidden->mixbuf == NULL ) {
+		return(-1);
+	}
+	SDL_memset(this->hidden->mixbuf, spec->silence, spec->size);
+
+	/* We're ready to rock and roll. :-) */
+	return(0);
+}
+
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/audio/dummy/SDL_dummyaudio.h	Tue Mar 14 08:53:33 2006 +0000
@@ -0,0 +1,39 @@
+/*
+    SDL - Simple DirectMedia Layer
+    Copyright (C) 1997-2006 Sam Lantinga
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library 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
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+
+    Sam Lantinga
+    slouken@libsdl.org
+*/
+#include "SDL_config.h"
+
+#ifndef _SDL_dummyaudio_h
+#define _SDL_dummyaudio_h
+
+#include "../SDL_sysaudio.h"
+
+/* Hidden "this" pointer for the video functions */
+#define _THIS	SDL_AudioDevice *this
+
+struct SDL_PrivateAudioData {
+	/* The file descriptor for the audio device */
+	Uint8 *mixbuf;
+	Uint32 mixlen;
+	Uint32 write_delay;
+};
+
+#endif /* _SDL_dummyaudio_h */