5 * Revision 1.1 1995-04-10 10:28:27 quinn
8 * Revision 1.5 1995/02/23 08:32:11 adam
11 * Revision 1.3 1995/02/16 13:20:10 adam
14 * Revision 1.2 1995/02/15 17:43:08 adam
15 * Minor changes to the ccl interface. Bug fix in iso2709 module.
17 * Revision 1.1 1995/02/14 19:55:21 adam
18 * Header files ccl.h/cclp.h are gone! They have been merged an
19 * moved to ../include/ccl.h.
26 /* CCL error numbers */
28 #define CCL_ERR_TERM_EXPECTED 1
29 #define CCL_ERR_RP_EXPECTED 2
30 #define CCL_ERR_SETNAME_EXPECTED 3
31 #define CCL_ERR_OP_EXPECTED 4
32 #define CCL_ERR_BAD_RP 5
33 #define CCL_ERR_UNKNOWN_QUAL 6
34 #define CCL_ERR_DOUBLE_QUAL 7
35 #define CCL_ERR_EQ_EXPECTED 8
36 #define CCL_ERR_BAD_RELATION 9
37 #define CCL_ERR_TRUNC_NOT_LEFT 10
38 #define CCL_ERR_TRUNC_NOT_BOTH 11
39 #define CCL_ERR_TRUNC_NOT_RIGHT 12
41 /* attribute pair (type, value) */
43 struct ccl_rpn_attr *next;
48 /* RPN tree structure */
51 CCL_RPN_AND, CCL_RPN_OR, CCL_RPN_NOT,
57 struct ccl_rpn_node *p[2];
60 struct ccl_rpn_attr *attr_list;
66 typedef struct ccl_qualifiers *CCL_bibset;
73 1-6 relation (<, <=, =, >=, >, <>)
79 3 any position in field
82 0 word/phrase auto select
89 100 date (un-normalized)
91 102 name (un-normalized)
96 #define CCL_BIB1_USE 1
97 #define CCL_BIB1_REL 2
98 #define CCL_BIB1_POS 3
99 #define CCL_BIB1_STR 4
100 #define CCL_BIB1_TRU 5
101 #define CCL_BIB1_COM 6
103 #define CCL_BIB1_STR_WP (-1)
104 #define CCL_BIB1_REL_ORDER (-1)
106 #define CCL_BIB1_TRU_CAN_LEFT (-1)
107 #define CCL_BIB1_TRU_CAN_RIGHT (-2)
108 #define CCL_BIB1_TRU_CAN_BOTH (-3)
109 #define CCL_BIB1_TRU_CAN_NONE (-4)
111 #define CCL_TOK_EOL 0
112 #define CCL_TOK_TERM 1
113 #define CCL_TOK_REL 2
115 #define CCL_TOK_PROX 4
118 #define CCL_TOK_COMMA 7
119 #define CCL_TOK_AND 8
121 #define CCL_TOK_NOT 9
122 #define CCL_TOK_MINUS 10
123 #define CCL_TOK_SET 11
129 struct ccl_token *next;
130 struct ccl_token *prev;
133 struct ccl_qualifier {
135 struct ccl_rpn_attr *attr_list;
136 struct ccl_qualifier *next;
139 struct ccl_token *ccl_tokenize (const char *command);
141 struct ccl_rpn_node *ccl_find_str (CCL_bibset bibset,
142 const char *str, int *error, int *pos);
144 struct ccl_rpn_node *ccl_find (CCL_bibset abibset, struct ccl_token *list,
145 int *error, const char **pos);
146 char *ccl_err_msg (int ccl_errno);
147 void ccl_rpn_delete (struct ccl_rpn_node *rpn);
148 void ccl_pr_tree (struct ccl_rpn_node *rpn, FILE *fd_out);
150 void ccl_qual_add (CCL_bibset b, const char *name, int no, int *attr);
151 void ccl_qual_file (CCL_bibset bibset, FILE *inf);
152 CCL_bibset ccl_qual_mk (void);
153 void ccl_qual_rm (CCL_bibset *b);
155 extern const char *ccl_token_and;
156 extern const char *ccl_token_or;
157 extern const char *ccl_token_not;
158 extern const char *ccl_token_set;
161 struct ccl_rpn_attr *ccl_qual_search (CCL_bibset b, const char *name, int len);