6 #include "cln/string.h"
10 // Symbols are just strings, uniquified through a global hash table.
12 struct cl_symbol : public cl_rcpointer {
14 // Conversion to string.
15 operator cl_string () const;
17 cl_symbol (const cl_string&); // create or lookup a symbol from its name
18 cl_symbol (const cl_symbol&);
19 // Assignment operators.
20 cl_symbol& operator= (const cl_symbol&);
21 // Private pointer manipulations.
22 cl_symbol (cl_private_thing p) : cl_rcpointer (p) {}
24 // Create a new symbol given its name.
25 cl_symbol (struct hashuniq * null, const cl_string& s);
27 CL_DEFINE_COPY_CONSTRUCTOR2(cl_symbol,cl_rcpointer)
28 CL_DEFINE_ASSIGNMENT_OPERATOR(cl_symbol,cl_symbol)
30 // A symbol points to a string, so to convert cl_symbol -> cl_string, we just
31 // take the pointer and put it into a cl_string.
32 inline cl_symbol::operator cl_string () const
34 return cl_string(_as_cl_private_thing());
38 inline bool equal (const cl_symbol& s1, const cl_symbol& s2)
40 return (s1.pointer == s2.pointer);
44 extern uintptr_t hashcode (const cl_symbol& s);
48 #endif /* _CL_SYMBOL_H */