configure.ac: OSS portability

Original commit message from CVS:
* configure.ac: OSS portability
* ext/arts/gst_arts.c: idem
* sys/oss/gstosselement.c: idem
* sys/oss/gstossmixer.c: idem
* sys/oss/gstosssink.c: idem
* sys/oss/gstosssrc.c: idem
* sys/oss/oss_probe.c: idem
- check for soundcard.h in different places for some BSD

ChangeLog

@@ -1,3 +1,14 @@
+2004-06-07  Stephane Loeuillet  <stephane.loeuillet@tiscali.fr>
+
+	* configure.ac: OSS portability
+	* ext/arts/gst_arts.c: idem
+	* sys/oss/gstosselement.c: idem
+	* sys/oss/gstossmixer.c: idem
+	* sys/oss/gstosssink.c: idem
+	* sys/oss/gstosssrc.c: idem
+	* sys/oss/oss_probe.c: idem
+	  - check for soundcard.h in different places for some BSD
+
 2004-06-07  Jan Schmidt <thaytan@mad.scientist.com>
 	* AUTHORS:
 	Add me to the authors file

configure.ac

@@ -446,10 +446,26 @@ GST_CHECK_FEATURE(DXR3, [DXR3 hardware MPEG DVD decoder],
                     HAVE_DXR3=no ] )
 ])
 
-dnl *** OSS audio ***
+dnl *** OSS audio *** (Linux, *BSD)
 translit(dnm, m, l) AM_CONDITIONAL(USE_OSS, true)
 GST_CHECK_FEATURE(OSS, [OSS audio], osssrc osssink, [
-  AC_CHECK_HEADER(sys/soundcard.h, HAVE_OSS="yes", HAVE_OSS="no")
+  HAVE_OSS="yes"
+  dnl Linux and newer BSD versions :
+  AC_CHECK_HEADER(sys/soundcard.h, [
+    AC_DEFINE(HAVE_OSS_INCLUDE_IN_SYS,, [Define if OSS includes are in /sys/])
+    ] , [
+    dnl Some old BSD versions :
+    AC_CHECK_HEADER(soundcard.h, [
+      AC_DEFINE(HAVE_OSS_INCLUDE_IN_ROOT,, [Define if OSS includes are in /])
+      ], [
+      dnl Some old BSD versions :
+      AC_CHECK_HEADER(machine/soundcard.h, [
+        AC_DEFINE(HAVE_OSS_INCLUDE_IN_MACHINE,, [Define if OSS includes are in /machine/])
+        ], [
+        HAVE_OSS="no"
+      ])
+    ])
+  ])
 ])
 
 dnl *** OS X audio ***

ext/arts/gst_arts.c

@@ -22,7 +22,21 @@
 #endif
 #include <string.h>
 #include <math.h>
+
+#ifdef HAVE_OSS_INCLUDE_IN_SYS
 #include <sys/soundcard.h>
+#else
+
+#ifdef HAVE_OSS_INCLUDE_IN_ROOT
+#include <soundcard.h>
+#else
+
+#include <machine/soundcard.h>
+
+#endif /* HAVE_OSS_INCLUDE_IN_ROOT */
+
+#endif /* HAVE_OSS_INCLUDE_IN_SYS */
+
 
 /*#define DEBUG_ENABLED */
 #include "gst_arts.h"