8 SV * filter_fetch_key ;
9 SV * filter_store_key ;
10 SV * filter_fetch_value ;
11 SV * filter_store_value ;
15 typedef NDBM_File_type * NDBM_File ;
16 typedef datum datum_key ;
17 typedef datum datum_value ;
19 #define ckFilter(arg,type,name) \
22 /* printf("filtering %s\n", name) ;*/ \
24 croak("recursion detected in %s", name) ; \
25 db->filtering = TRUE ; \
26 save_defsv = newSVsv(DEFSV) ; \
27 sv_setsv(DEFSV, arg) ; \
29 (void) perl_call_sv(db->type, G_DISCARD|G_NOARGS); \
30 sv_setsv(arg, DEFSV) ; \
31 sv_setsv(DEFSV, save_defsv) ; \
32 SvREFCNT_dec(save_defsv) ; \
33 db->filtering = FALSE ; \
34 /*printf("end of filtering %s\n", name) ;*/ \
38 MODULE = NDBM_File PACKAGE = NDBM_File PREFIX = ndbm_
41 ndbm_TIEHASH(dbtype, filename, flags, mode)
51 if (dbp = dbm_open(filename, flags, mode)) {
52 RETVAL = (NDBM_File)safemalloc(sizeof(NDBM_File_type)) ;
53 Zero(RETVAL, 1, NDBM_File_type) ;
67 #define ndbm_FETCH(db,key) dbm_fetch(db->dbp,key)
73 #define ndbm_STORE(db,key,value,flags) dbm_store(db->dbp,key,value,flags)
75 ndbm_STORE(db, key, value, flags = DBM_REPLACE)
82 if (RETVAL < 0 && errno == EPERM)
83 croak("No write permission to ndbm file");
84 croak("ndbm store returned %d, errno %d, key \"%s\"",
85 RETVAL,errno,key.dptr);
86 dbm_clearerr(db->dbp);
89 #define ndbm_DELETE(db,key) dbm_delete(db->dbp,key)
95 #define ndbm_FIRSTKEY(db) dbm_firstkey(db->dbp)
100 #define ndbm_NEXTKEY(db,key) dbm_nextkey(db->dbp)
102 ndbm_NEXTKEY(db, key)
106 #define ndbm_error(db) dbm_error(db->dbp)
111 #define ndbm_clearerr(db) dbm_clearerr(db->dbp)
117 #define setFilter(type) \
120 RETVAL = sv_mortalcopy(db->type) ; \
122 if (db->type && (code == &PL_sv_undef)) { \
123 SvREFCNT_dec(db->type) ; \
128 sv_setsv(db->type, code) ; \
130 db->type = newSVsv(code) ; \
137 filter_fetch_key(db, code)
140 SV * RETVAL = &PL_sv_undef ;
142 setFilter(filter_fetch_key) ;
145 filter_store_key(db, code)
148 SV * RETVAL = &PL_sv_undef ;
150 setFilter(filter_store_key) ;
153 filter_fetch_value(db, code)
156 SV * RETVAL = &PL_sv_undef ;
158 setFilter(filter_fetch_value) ;
161 filter_store_value(db, code)
164 SV * RETVAL = &PL_sv_undef ;
166 setFilter(filter_store_value) ;