summaryrefslogtreecommitdiff
path: root/dat.h
blob: d5dbfefd9c430106f4fd072cf646384d660e36f0 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
typedef struct Term Term;
typedef struct Binding Binding;

struct Term
{
	int tag;

	Rune *text;
	int arity;
	Term *next;
	Term *children;
	int numbertype;
	vlong ival;
	double dval;
	uvlong clausenr;
};

struct Binding
{
	Rune *name;
	uvlong nr; /* Unique number for each clause. Every time a clause is used, it gets a new number. */
	Term *value;
	Binding *next;
};

enum {
	CompoundTerm,
	AtomTerm,
	VariableTerm,
	NumberTerm,
	StringTerm,
};

enum {
	NumberInt,
	NumberFloat,
};

int debug;
Term *initgoals;