## cr-term

cr-term

## Functions

CRTerm * | cr_term_parse_expression_from_buf ()
CRTerm * | cr_term_new ()
enum CRStatus | cr_term_set_number ()
enum CRStatus | cr_term_set_function ()
enum CRStatus | cr_term_set_string ()
enum CRStatus | cr_term_set_ident ()
enum CRStatus | cr_term_set_uri ()
enum CRStatus | cr_term_set_rgb ()
enum CRStatus | cr_term_set_hash ()
CRTerm * | cr_term_append_term ()
CRTerm * | cr_term_prepend_term ()
guchar * | cr_term_to_string ()
guchar * | cr_term_one_to_string ()
void | cr_term_dump ()
int | cr_term_nr_values ()
CRTerm * | cr_term_get_from_list ()
void | cr_term_ref ()
gboolean | cr_term_unref ()
void | cr_term_destroy ()

## Types and Values

struct | CRTerm

## Description

## Functions

### cr_term_parse_expression_from_buf ()

    CRTerm *
    cr_term_parse_expression_from_buf (const guchar *a_buf,
                                       enum CREncoding a_encoding);

### cr_term_new ()

    CRTerm *
    cr_term_new (void);

### cr_term_set_number ()

    enum CRStatus
    cr_term_set_number (CRTerm *a_this,
                        CRNum *a_num);

### cr_term_set_function ()

    enum CRStatus
    cr_term_set_function (CRTerm *a_this,
                          CRString *a_func_name,
                          CRTerm *a_func_param);

### cr_term_set_string ()

    enum CRStatus
    cr_term_set_string (CRTerm *a_this,
                        CRString *a_str);

### cr_term_set_ident ()

    enum CRStatus
    cr_term_set_ident (CRTerm *a_this,
                       CRString *a_str);

### cr_term_set_uri ()

    enum CRStatus
    cr_term_set_uri (CRTerm *a_this,
                     CRString *a_str);

### cr_term_set_rgb ()

    enum CRStatus
    cr_term_set_rgb (CRTerm *a_this,
                     CRRgb *a_rgb);

### cr_term_set_hash ()

    enum CRStatus
    cr_term_set_hash (CRTerm *a_this,
                      CRString *a_str);

### cr_term_append_term ()

    CRTerm *
    cr_term_append_term (CRTerm *a_this,
                         CRTerm *a_new_term);

### cr_term_prepend_term ()

    CRTerm *
    cr_term_prepend_term (CRTerm *a_this,
                          CRTerm *a_new_term);

### cr_term_to_string ()

    guchar *
    cr_term_to_string (CRTerm const *a_this);

### cr_term_one_to_string ()

    guchar *
    cr_term_one_to_string (CRTerm const *a_this);

### cr_term_dump ()

    void
    cr_term_dump (CRTerm const *a_this,
                  FILE *a_fp);

### cr_term_nr_values ()

    int
    cr_term_nr_values (CRTerm const *a_this);

### cr_term_get_from_list ()

    CRTerm *
    cr_term_get_from_list (CRTerm *a_this,
                           int itemnr);

### cr_term_ref ()

    void
    cr_term_ref (CRTerm *a_this);

### cr_term_unref ()

    gboolean
    cr_term_unref (CRTerm *a_this);

### cr_term_destroy ()

    void
    cr_term_destroy (CRTerm *a_term);

## Types and Values

### struct CRTerm

    struct CRTerm {
            /**
             *The type of the term.
             */
            enum CRTermType type ;

            /**
             *The unary operator associated to
             *the current term.
             */
            enum UnaryOperator unary_op ;

            /**
             *The operator associated to the current term.
             */
            enum Operator the_operator ;

            /**
             *The content of the term.
             *Depending of the type of the term,
             *this holds either a number, a percentage ...
             */
            union
            {
                    CRNum *num ;
                    CRString * str ;
                    CRRgb * rgb ;
            } content ;

            /**
             *If the term is of type UNICODERANGE,
             *this field holds the upper bound of the range.
             *if the term is of type FUNCTION, this holds
             *an instance of CRTerm that represents
             * the expression which is the argument of the function.
             */
            union
            {
                    CRTerm *func_param ;
            } ext_content ;

            /**
             *A spare pointer, just in case.
             *Can be used by the application.
             */
            gpointer app_data ;

            glong ref_count ;

            /**
             *A pointer to the next term,
             *just in case this term is part of
             *an expression.
             */
            CRTerm *next ;

            /**
             *A pointer to the previous
             *term.
             */
            CRTerm *prev ;
            CRParsingLocation location ;
    };