70 lines
1.6 KiB
C++
Executable File
70 lines
1.6 KiB
C++
Executable File
// $Id: value.h,v 1.5 1996-09-03 09:54:51 simona Exp $
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// language types for Simulation and SimulationManager
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// -------------------------------------------------------------------------
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#ifndef __VALUE_H
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#define __VALUE_H
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#ifndef _string_h
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#include <string.h>
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#endif
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#include <stdio.h>
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#ifndef _iostream_h
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#include <iostream.h>
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#endif
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#ifdef __WATCOMC__
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#include <stdlib.h>
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#endif
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enum basetype
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{
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UNDEFINED, VOID, INT, LONG, CHAR, DOUBLE, STRING
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};
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class Value
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{
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basetype _type;
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char _buf[20];
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union {
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char c;
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int i;
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long l;
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double d;
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} v;
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char* _s;
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public:
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Value() { _buf[0] = '\0'; _type = VOID; }
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Value(long l) { sprintf(_buf,"%ld",l); _type = LONG; }
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Value(char* s) { _s = s; _type = STRING; }
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Value(int i) { sprintf(_buf,"%d",i); _type = INT; }
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Value(char c) { sprintf(_buf,"%c",c); _type = CHAR; }
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Value(double d) { sprintf(_buf,"%lf",d); _type = DOUBLE; }
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Value(Value& vl){ strcpy(_buf,vl._buf); v = vl.v; _s = vl._s;
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_type = vl._type; }
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enum basetype type() { return _type; }
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operator int() { sscanf(_type == STRING ? _s : _buf,"%d",&(v.i));
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return v.i; }
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operator double() { sscanf(_type == STRING ? _s : _buf,"%lf",&(v.d));
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return v.d; }
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operator char*() { return _type == STRING ? _s : _buf; }
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operator long() { sscanf(_type == STRING ? _s : _buf,"%ld",&(v.l));
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return v.l; }
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operator char() { sscanf(_type == STRING ? _s : _buf,"%c",&(v.c));
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return v.c; }
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Value& operator=(const Value& val);
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};
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#endif
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// EOF langtypes.H
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