From 945338288f7f0c5e4a2b5fd6701d3d25bd3fbfe8 Mon Sep 17 00:00:00 2001
From: rocky <rocky>
Date: Fri, 27 Aug 2004 11:23:40 +0000
Subject: [PATCH] Add constant variable to indicate which OS driver we've got
 in build.

---
 include/cdio/cdio.h | 10 +++++++++-
 lib/cdio.c          | 21 ++++++++++++++++++---
 2 files changed, 27 insertions(+), 4 deletions(-)

diff --git a/include/cdio/cdio.h b/include/cdio/cdio.h
index 47f4bb8e..20009129 100644
--- a/include/cdio/cdio.h
+++ b/include/cdio/cdio.h
@@ -1,5 +1,5 @@
 /* -*- c -*-
-    $Id: cdio.h,v 1.62 2004/08/27 04:17:08 rocky Exp $
+    $Id: cdio.h,v 1.63 2004/08/27 11:23:40 rocky Exp $
 
     Copyright (C) 2001 Herbert Valerio Riedel <hvr@gnu.org>
     Copyright (C) 2003, 2004 Rocky Bernstein <rocky@panix.com>
@@ -105,6 +105,14 @@ extern "C" {
     DRIVER_DEVICE   /**< Is really a set of the above; should come last */
   } driver_id_t;
 
+  /** There will generally be only one hardware for a given
+     build/platform from the list above. You can use the variable
+     below to determine which you've got. If the build doesn't make an
+     hardware driver, then the value will be DRIVER_UNKNOWN.
+  */
+  extern const driver_id_t cdio_os_driver;
+  
+
 /** Make sure what's listed for CDIO_MIN_DRIVER is the last
     enumeration in driver_id_t. Since we have a bogus (but useful) 0th
     entry above we don't have to add one.
diff --git a/lib/cdio.c b/lib/cdio.c
index 5451776a..3bacaed0 100644
--- a/lib/cdio.c
+++ b/lib/cdio.c
@@ -1,5 +1,5 @@
 /*
-    $Id: cdio.c,v 1.69 2004/08/27 04:17:08 rocky Exp $
+    $Id: cdio.c,v 1.70 2004/08/27 11:23:40 rocky Exp $
 
     Copyright (C) 2003, 2004 Rocky Bernstein <rocky@panix.com>
     Copyright (C) 2001 Herbert Valerio Riedel <hvr@gnu.org>
@@ -39,7 +39,7 @@
 #include <cdio/logging.h>
 #include "cdio_private.h"
 
-static const char _rcsid[] = "$Id: cdio.c,v 1.69 2004/08/27 04:17:08 rocky Exp $";
+static const char _rcsid[] = "$Id: cdio.c,v 1.70 2004/08/27 11:23:40 rocky Exp $";
 
 
 const char *track_format2str[6] = 
@@ -71,13 +71,28 @@ CdIo_driver_t CdIo_driver[CDIO_MAX_DRIVER] = { {0} };
 #define CDIO_DRIVER_UNINIT -1
 int CdIo_last_driver = CDIO_DRIVER_UNINIT;
 
+#ifdef HAVE_BSDI_CDROM
+const driver_id_t cdio_os_driver = DRIVER_BSDI;
+#elif  HAVE_FREEBSD_CDROM
+const driver_id_t cdio_os_driver = DRIVER_FREEBSD;
+#elif  HAVE_LINUX_CDROM
+const driver_id_t cdio_os_driver = DRIVER_LINUX;
+#elif  HAVE_DARWIN_CDROM
+const driver_id_t cdio_os_driver = DRIVER_OSX;
+#elif  HAVE_DARWIN_SOLARIS
+const driver_id_t cdio_os_driver = DRIVER_SOLARIS;
+#elif  HAVE_DARWIN_WIN32
+const driver_id_t cdio_os_driver = DRIVER_WIN32;
+#else 
+const driver_id_t cdio_os_driver = DRIVER_UNKNOWN;
+#endif
+
 static bool 
 cdio_have_false(void)
 {
   return false;
 }
 
-
 /* The below array gives all drivers that can possibly appear.
    on a particular host. */