jpayne@69: /*
jpayne@69:  * tclPort.h --
jpayne@69:  *
jpayne@69:  *	This header file handles porting issues that occur because
jpayne@69:  *	of differences between systems.  It reads in platform specific
jpayne@69:  *	portability files.
jpayne@69:  *
jpayne@69:  * Copyright (c) 1994-1995 Sun Microsystems, Inc.
jpayne@69:  *
jpayne@69:  * See the file "license.terms" for information on usage and redistribution
jpayne@69:  * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
jpayne@69:  */
jpayne@69: 
jpayne@69: #ifndef _TCLPORT
jpayne@69: #define _TCLPORT
jpayne@69: 
jpayne@69: #ifdef HAVE_TCL_CONFIG_H
jpayne@69: #include "tclConfig.h"
jpayne@69: #endif
jpayne@69: #if defined(_WIN32)
jpayne@69: #   include "tclWinPort.h"
jpayne@69: #else
jpayne@69: #   include "tclUnixPort.h"
jpayne@69: #endif
jpayne@69: #include "tcl.h"
jpayne@69: 
jpayne@69: #if !defined(LLONG_MIN)
jpayne@69: #   ifdef TCL_WIDE_INT_IS_LONG
jpayne@69: #      define LLONG_MIN LONG_MIN
jpayne@69: #   else
jpayne@69: #      ifdef LLONG_BIT
jpayne@69: #         define LLONG_MIN ((Tcl_WideInt)(Tcl_LongAsWide(1)<<(LLONG_BIT-1)))
jpayne@69: #      else
jpayne@69: /* Assume we're on a system with a 64-bit 'long long' type */
jpayne@69: #         define LLONG_MIN ((Tcl_WideInt)(Tcl_LongAsWide(1)<<63))
jpayne@69: #      endif
jpayne@69: #   endif
jpayne@69: /* Assume that if LLONG_MIN is undefined, then so is LLONG_MAX */
jpayne@69: #   define LLONG_MAX (~LLONG_MIN)
jpayne@69: #endif
jpayne@69: 
jpayne@69: #define UWIDE_MAX ((Tcl_WideUInt)-1)
jpayne@69: #define WIDE_MAX ((Tcl_WideInt)(UWIDE_MAX >> 1))
jpayne@69: #define WIDE_MIN ((Tcl_WideInt)((Tcl_WideUInt)WIDE_MAX+1))
jpayne@69: 
jpayne@69: #endif /* _TCLPORT */