OpenWatcom clib and sdk/sound

git-svn-id: svn://kolibrios.org@359 a494cfbc-eb01-0410-851d-a64ba20cac60

programs/develop/open watcom/trunk/clib/h/exitwmsg.h

@@ -0,0 +1,85 @@
+/****************************************************************************
+*
+*                            Open Watcom Project
+*
+*    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
+*
+*  ========================================================================
+*
+*    This file contains Original Code and/or Modifications of Original
+*    Code as defined in and that are subject to the Sybase Open Watcom
+*    Public License version 1.0 (the 'License'). You may not use this file
+*    except in compliance with the License. BY USING THIS FILE YOU AGREE TO
+*    ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is
+*    provided with the Original Code and Modifications, and is also
+*    available at www.sybase.com/developer/opensource.
+*
+*    The Original Code and all software distributed under the License are
+*    distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+*    EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM
+*    ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF
+*    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR
+*    NON-INFRINGEMENT. Please see the License for the specific language
+*    governing rights and limitations under the License.
+*
+*  ========================================================================
+*
+* Description:  Fatal runtime error handlers.
+*
+****************************************************************************/
+
+
+#ifndef _EXITWMSG_H_INCLUDED
+#define _EXITWMSG_H_INCLUDED
+
+#include "variety.h"
+
+#ifdef __cplusplus
+    extern "C" {
+#endif
+
+#undef _EWM_PARM1
+#undef _EWM_PARM2
+#if defined(__386__)
+    #define _EWM_PARM1  eax
+    #define _EWM_PARM2  edx
+#elif defined(M_I86)
+    #define _EWM_PARM1  ax dx
+    #define _EWM_PARM2  bx
+#else
+    #define _EWM_PARM1
+    #define _EWM_PARM2
+#endif
+
+// C interface
+// - tracks normal calling convention
+// - this is the funtion that is called from ASM and from C, C++
+// - note there is no #pragma aborts so that debugger can trace out
+_WCRTLINK extern void __exit_with_msg( char _WCI86FAR *, unsigned );
+_WCRTLINK extern void __fatal_runtime_error( char _WCI86FAR *, unsigned );
+
+// ASM interface
+// - always uses register calling convention
+// - this function is only called from the C implementation
+//   of __exit_with_msg
+extern void __do_exit_with_msg( char _WCI86FAR *, unsigned );
+#ifdef _M_IX86
+    #pragma aux __do_exit_with_msg "*__" \
+                parm caller [_EWM_PARM1] [_EWM_PARM2];
+#endif
+
+#undef _EWM_PARM1
+#undef _EWM_PARM2
+
+_WCRTLINKD extern char volatile __WD_Present;
+
+// WVIDEO interface
+// this function should be called before __exit_with_msg()
+// to allow Watcom Debugger (nee WVIDEO) to trap runtime errors.
+// this really needs to be far!!!
+_WCRTLINK extern int __EnterWVIDEO( char _WCFAR *string );
+
+#ifdef __cplusplus
+    };
+#endif
+#endif