X-Git-Url: http://git.indexdata.com/?p=yaz-moved-to-github.git;a=blobdiff_plain;f=include%2Fyaz%2Fccl.h;h=7724ace2d41ad45943d1288f1f44eced3f26d1aa;hp=d842be66ad688e0a6ceda46f0629a721fdc5d6de;hb=e4baade57ba02d625ecd6452b0f4383b24c25f2d;hpb=6817442a2614e09d9c32896dc3c2581a3dd491c7 diff --git a/include/yaz/ccl.h b/include/yaz/ccl.h index d842be6..7724ace 100644 --- a/include/yaz/ccl.h +++ b/include/yaz/ccl.h @@ -45,44 +45,9 @@ /* * CCL - header file * - * $Log: ccl.h,v $ - * Revision 1.5 2000-05-02 17:19:58 adam - * Removed MINUS token. + * $Id: ccl.h,v 1.18 2004-09-29 20:37:50 adam Exp $ * - * Revision 1.4 2000/03/14 09:06:11 adam - * Added POSIX threads support for frontend server. - * - * Revision 1.3 2000/02/08 10:39:53 adam - * Added a few functions to set name of operands, etc. - * - * Revision 1.2 2000/01/31 13:15:21 adam - * Removed uses of assert(3). Cleanup of ODR. CCL parser update so - * that some characters are not surrounded by spaces in resulting term. - * ILL-code updates. - * - * Revision 1.1 1999/11/30 13:47:11 adam - * Improved installation. Moved header files to include/yaz. - * - * Revision 1.9 1998/02/11 11:53:33 adam - * Changed code so that it compiles as C++. - * - * Revision 1.8 1997/09/29 09:01:19 adam - * Changed CCL parser to be thread safe. New type, CCL-parser, declared - * and a create/destructor ccl_parser_create/ccl_parser_destroy has been - * added. - * - * Revision 1.7 1997/09/01 08:49:47 adam - * New windows NT/95 port using MSV5.0. To export DLL functions the - * YAZ_EXPORT modifier was added. Defined in yconfig.h. - * - * Revision 1.6 1997/05/14 06:53:37 adam - * C++ support. - * - * Revision 1.5 1997/04/30 08:52:08 quinn - * Null - * - * Revision 1.4 1996/10/11 15:02:26 adam - * CCL parser from Europagate Email gateway 1.0. + * Old Europagate Log: * * Revision 1.10 1996/01/08 08:41:22 adam * Minor changes. @@ -120,11 +85,12 @@ #ifndef CCL_H #define CCL_H +#include #include +#include +#include -#ifdef __cplusplus -extern "C" { -#endif +YAZ_BEGIN_CDECL /* CCL error numbers */ #define CCL_ERR_OK 0 @@ -144,8 +110,15 @@ extern "C" { /* attribute pair (type, value) */ struct ccl_rpn_attr { struct ccl_rpn_attr *next; + char *set; int type; - int value; + int kind; +#define CCL_RPN_ATTR_NUMERIC 1 +#define CCL_RPN_ATTR_STRING 2 + union { + int numeric; + char *str; + } value; }; #define CCL_RPN_AND 1 @@ -159,7 +132,7 @@ struct ccl_rpn_attr { struct ccl_rpn_node { int kind; union { - struct ccl_rpn_node *p[2]; + struct ccl_rpn_node *p[3]; struct { char *term; struct ccl_rpn_attr *attr_list; @@ -206,7 +179,10 @@ typedef struct ccl_qualifiers *CCL_bibset; #define CCL_BIB1_COM 6 #define CCL_BIB1_STR_WP (-1) +#define CCL_BIB1_STR_AND_LIST (-2) +#define CCL_BIB1_STR_OR_LIST (-3) #define CCL_BIB1_REL_ORDER (-1) +#define CCL_BIB1_REL_PORDER (-2) #define CCL_BIB1_TRU_CAN_LEFT (-1) #define CCL_BIB1_TRU_CAN_RIGHT (-2) @@ -238,6 +214,8 @@ struct ccl_token { /* CCL Qualifier */ struct ccl_qualifier { char *name; + int no_sub; + struct ccl_qualifier **sub; struct ccl_rpn_attr *attr_list; struct ccl_qualifier *next; }; @@ -263,85 +241,115 @@ struct ccl_parser { typedef struct ccl_parser *CCL_parser; /* Generate tokens from command string - obeys all CCL opererators */ -struct ccl_token *ccl_parser_tokenize (CCL_parser cclp, +YAZ_EXPORT struct ccl_token *ccl_parser_tokenize (CCL_parser cclp, const char *command); -struct ccl_token *ccl_tokenize (const char *command); +YAZ_EXPORT struct ccl_token *ccl_tokenize (const char *command); /* Generate tokens from command string - oebeys only simple tokens and quoted strings */ -struct ccl_token *ccl_token_simple (const char *command); +YAZ_EXPORT struct ccl_token *ccl_token_simple (const char *command); /* Delete token list */ -void ccl_token_del (struct ccl_token *list); +YAZ_EXPORT void ccl_token_del (struct ccl_token *list); + +/* Add single token after node at */ +YAZ_EXPORT struct ccl_token *ccl_token_add (struct ccl_token *at); /* Parse CCL Find command - NULL-terminated string */ -struct ccl_rpn_node *ccl_find_str (CCL_bibset bibset, +YAZ_EXPORT struct ccl_rpn_node *ccl_find_str (CCL_bibset bibset, const char *str, int *error, int *pos); /* Parse CCL Find command - Tokens read by ccl_tokenize */ -struct ccl_rpn_node *ccl_find (CCL_bibset abibset, struct ccl_token *list, +YAZ_EXPORT struct ccl_rpn_node *ccl_find (CCL_bibset abibset, struct ccl_token *list, int *error, const char **pos); /* Parse CCL Find command */ -struct ccl_rpn_node *ccl_parser_find (CCL_parser cclp, struct ccl_token *list); +YAZ_EXPORT struct ccl_rpn_node *ccl_parser_find (CCL_parser cclp, struct ccl_token *list); /* Set various OPs */ -void ccl_parser_set_op_and (CCL_parser p, const char *op); -void ccl_parser_set_op_or (CCL_parser p, const char *op); -void ccl_parser_set_op_not (CCL_parser p, const char *op); -void ccl_parser_set_op_set (CCL_parser p, const char *op); +YAZ_EXPORT void ccl_parser_set_op_and (CCL_parser p, const char *op); +YAZ_EXPORT void ccl_parser_set_op_or (CCL_parser p, const char *op); +YAZ_EXPORT void ccl_parser_set_op_not (CCL_parser p, const char *op); +YAZ_EXPORT void ccl_parser_set_op_set (CCL_parser p, const char *op); -void ccl_parser_set_case (CCL_parser p, int case_sensitivity_flag); +YAZ_EXPORT void ccl_parser_set_case (CCL_parser p, int case_sensitivity_flag); /* Return english-readable error message */ -const char *ccl_err_msg (int ccl_errno); +YAZ_EXPORT const char *ccl_err_msg (int ccl_errno); /* Delete RPN tree returned by ccl_find */ -void ccl_rpn_delete (struct ccl_rpn_node *rpn); +YAZ_EXPORT void ccl_rpn_delete (struct ccl_rpn_node *rpn); /* Dump RPN tree in readable format to fd_out */ -void ccl_pr_tree (struct ccl_rpn_node *rpn, FILE *fd_out); +YAZ_EXPORT void ccl_pr_tree (struct ccl_rpn_node *rpn, FILE *fd_out); /* Add CCL qualifier */ -void ccl_qual_add (CCL_bibset b, const char *name, int no, int *attr); +YAZ_EXPORT void ccl_qual_add (CCL_bibset b, const char *name, int no, + int *attr); + +YAZ_EXPORT void ccl_qual_add_set (CCL_bibset b, const char *name, int no, + int *type, int *value, char **svalue, + char **attsets); + +YAZ_EXPORT void ccl_qual_add_special (CCL_bibset bibset, + const char *n, const char *v); + +YAZ_EXPORT void ccl_qual_add_combi (CCL_bibset b, const char *n, + const char *names); + +/* Read CCL qualifier list spec from file inf */ +YAZ_EXPORT void ccl_qual_file (CCL_bibset bibset, FILE *inf); /* Read CCL qualifier list spec from file inf */ -void ccl_qual_file (CCL_bibset bibset, FILE *inf); +YAZ_EXPORT int ccl_qual_fname (CCL_bibset bibset, const char *fname); -/* Add CCL qualifier by using single-line spec */ -void ccl_qual_fitem (CCL_bibset bibset, const char *cp, const char *qual_name); +/* Add CCL qualifier as buf spec (multiple lines). */ +YAZ_EXPORT void ccl_qual_buf(CCL_bibset bibset, const char *buf); + +/* Add CCL qualifier as line spec. Note: line is _modified_ */ +YAZ_EXPORT void ccl_qual_line(CCL_bibset bibset, char *line); + +/* Add CCL qualifier by using qual_name + value pair */ +YAZ_EXPORT void ccl_qual_fitem (CCL_bibset bibset, const char *value, + const char *qual_name); /* Make CCL qualifier set */ -CCL_bibset ccl_qual_mk (void); +YAZ_EXPORT CCL_bibset ccl_qual_mk (void); /* Delete CCL qualifier set */ -void ccl_qual_rm (CCL_bibset *b); +YAZ_EXPORT void ccl_qual_rm (CCL_bibset *b); /* Char-to-upper function */ extern int (*ccl_toupper)(int c); /* String utilities */ -int ccl_stricmp (const char *s1, const char *s2); -int ccl_memicmp (const char *s1, const char *s2, size_t n); +YAZ_EXPORT int ccl_stricmp (const char *s1, const char *s2); +YAZ_EXPORT int ccl_memicmp (const char *s1, const char *s2, size_t n); /* Search for qualifier 'name' in set 'b'. */ -struct ccl_rpn_attr *ccl_qual_search (CCL_parser cclp, const char *name, - size_t len); +YAZ_EXPORT struct ccl_rpn_attr *ccl_qual_search (CCL_parser cclp, + const char *name, + size_t len, + int seq); /* Create CCL parser */ -CCL_parser ccl_parser_create (void); +YAZ_EXPORT CCL_parser ccl_parser_create (void); /* Destroy CCL parser */ -void ccl_parser_destroy (CCL_parser p); +YAZ_EXPORT void ccl_parser_destroy (CCL_parser p); + +YAZ_EXPORT char *ccl_strdup (const char *str); +YAZ_EXPORT const char *ccl_qual_search_special (CCL_bibset b, + const char *name); + +YAZ_EXPORT void ccl_pquery (WRBUF w, struct ccl_rpn_node *p); #ifndef ccl_assert #define ccl_assert(x) ; #endif -#ifdef __cplusplus -} -#endif +YAZ_END_CDECL #endif