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- /*
- * $XConsortium: Xtos.h,v 1.9 90/12/27 14:34:27 rws Exp $
- */
-
- /***********************************************************
- Copyright 1987, 1988 by Digital Equipment Corporation, Maynard, Massachusetts,
- and the Massachusetts Institute of Technology, Cambridge, Massachusetts.
-
- All Rights Reserved
-
- Permission to use, copy, modify, and distribute this software and its
- documentation for any purpose and without fee is hereby granted,
- provided that the above copyright notice appear in all copies and that
- both that copyright notice and this permission notice appear in
- supporting documentation, and that the names of Digital or MIT not be
- used in advertising or publicity pertaining to distribution of the
- software without specific, written prior permission.
-
- DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
- ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
- DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
- ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
- ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
- SOFTWARE.
-
- ******************************************************************/
-
- #ifndef _Xtos_h
- #define _Xtos_h
-
- #ifdef INCLUDE_ALLOCA_H
- #include <alloca.h>
- #endif
-
- #ifdef CRAY
- #define WORD64
- #endif
-
- /* stolen from server/include/os.h */
- #ifndef NO_ALLOCA
- /*
- * os-dependent definition of local allocation and deallocation
- * If you want something other than XtMalloc/XtFree for ALLOCATE/DEALLOCATE
- * LOCAL then you add that in here.
- */
- #if defined(__HIGHC__)
-
- extern char *alloca();
-
- #if HCVERSION < 21003
- #define ALLOCATE_LOCAL(size) alloca((int)(size))
- pragma on(alloca);
- #else /* HCVERSION >= 21003 */
- #define ALLOCATE_LOCAL(size) _Alloca((int)(size))
- #endif /* HCVERSION < 21003 */
-
- #define DEALLOCATE_LOCAL(ptr) /* as nothing */
-
- #endif /* defined(__HIGHC__) */
-
-
- #ifdef __GNUC__
- #define alloca __builtin_alloca
- #define ALLOCATE_LOCAL(size) alloca((int)(size))
- #define DEALLOCATE_LOCAL(ptr) /* as nothing */
- #else /* ! __GNUC__ */
- /*
- * warning: mips alloca is unsuitable, do not use.
- */
- #if defined(vax) || defined(sun) || defined(apollo) || defined(stellar)
- /*
- * Some System V boxes extract alloca.o from /lib/libPW.a; if you
- * decide that you don't want to use alloca, you might want to fix it here.
- */
- char *alloca();
- #define ALLOCATE_LOCAL(size) alloca((int)(size))
- #define DEALLOCATE_LOCAL(ptr) /* as nothing */
- #endif /* who does alloca */
- #endif /* __GNUC__ */
-
- #endif /* NO_ALLOCA */
-
- #ifndef ALLOCATE_LOCAL
- #define ALLOCATE_LOCAL(size) XtMalloc((unsigned long)(size))
- #define DEALLOCATE_LOCAL(ptr) XtFree((XtPointer)(ptr))
- #endif /* ALLOCATE_LOCAL */
-
- #endif /* _Xtos_h */
- /* DON'T ADD STUFF AFTER THIS #endif */
-