Priority.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
// Copyright (c) 1994 James Clark
// See the file COPYING for copying permission.
#pragma ident "%Z%%M% %I% %E% SMI"
#ifndef Priority_INCLUDED
#define Priority_INCLUDED 1
#include <limits.h>
#include "Boolean.h"
#ifdef SP_NAMESPACE
namespace SP_NAMESPACE {
#endif
class Priority {
public:
typedef unsigned char Type;
enum {
data = 0,
dataDelim = 1,
function = 2,
delim = UCHAR_MAX
};
static inline Type blank(int n) {
// `Priority::' works round gcc 2.5.5 bug
return Priority::Type(n + function);
}
static inline Boolean isBlank(Type t) {
return function < t && t < delim;
}
};
#ifdef SP_NAMESPACE
}
#endif
#endif /* not Priority_INCLUDED */