10 SV * filter_fetch_key ;
11 SV * filter_store_key ;
12 SV * filter_fetch_value ;
13 SV * filter_store_value ;
17 typedef GDBM_File_type * GDBM_File ;
18 typedef datum datum_key ;
19 typedef datum datum_value ;
20 typedef datum datum_key_copy;
22 #define GDBM_BLOCKSIZE 0 /* gdbm defaults to stat blocksize */
24 typedef void (*FATALFUNC)();
30 croak("GDBM_File::%s not implemented on this architecture", s);
35 /* GDBM allocates the datum with system malloc() and expects the user
36 * to free() it. So we either have to free() it immediately, or have
37 * perl free() it when it deallocates the SV, depending on whether
38 * perl uses malloc()/free() or not. */
40 output_datum(pTHX_ SV *arg, char *str, int size)
42 sv_setpvn(arg, str, size);
46 /* Versions of gdbm prior to 1.7x might not have the gdbm_sync,
47 gdbm_exists, and gdbm_setopt functions. Apparently Slackware
48 (Linux) 2.1 contains gdbm-1.5 (which dates back to 1991).
51 #define gdbm_exists(db,key) not_here("gdbm_exists")
52 #define gdbm_sync(db) (void) not_here("gdbm_sync")
53 #define gdbm_setopt(db,optflag,optval,optlen) not_here("gdbm_setopt")
56 #include "const-c.inc"
58 MODULE = GDBM_File PACKAGE = GDBM_File PREFIX = gdbm_
63 gdbm_TIEHASH(dbtype, name, read_write, mode, fatal_func = (FATALFUNC)croak)
74 if ((dbp = gdbm_open(name, GDBM_BLOCKSIZE, read_write, mode, fatal_func))) {
75 RETVAL = (GDBM_File)safemalloc(sizeof(GDBM_File_type)) ;
76 Zero(RETVAL, 1, GDBM_File_type) ;
85 #define gdbm_close(db) gdbm_close(db->dbp)
98 #define gdbm_FETCH(db,key) gdbm_fetch(db->dbp,key)
104 #define gdbm_STORE(db,key,value,flags) gdbm_store(db->dbp,key,value,flags)
106 gdbm_STORE(db, key, value, flags = GDBM_REPLACE)
113 if (RETVAL < 0 && errno == EPERM)
114 croak("No write permission to gdbm file");
115 croak("gdbm store returned %d, errno %d, key \"%.*s\"",
116 RETVAL,errno,key.dsize,key.dptr);
119 #define gdbm_DELETE(db,key) gdbm_delete(db->dbp,key)
125 #define gdbm_FIRSTKEY(db) gdbm_firstkey(db->dbp)
130 #define gdbm_NEXTKEY(db,key) gdbm_nextkey(db->dbp,key)
132 gdbm_NEXTKEY(db, key)
136 #define gdbm_reorganize(db) gdbm_reorganize(db->dbp)
142 #define gdbm_sync(db) gdbm_sync(db->dbp)
147 #define gdbm_EXISTS(db,key) gdbm_exists(db->dbp,key)
153 #define gdbm_setopt(db,optflag, optval, optlen) gdbm_setopt(db->dbp,optflag, optval, optlen)
155 gdbm_setopt (db, optflag, optval, optlen)
163 filter_fetch_key(db, code)
166 SV * RETVAL = &PL_sv_undef ;
168 DBM_setFilter(db->filter_fetch_key, code) ;
171 filter_store_key(db, code)
174 SV * RETVAL = &PL_sv_undef ;
176 DBM_setFilter(db->filter_store_key, code) ;
179 filter_fetch_value(db, code)
182 SV * RETVAL = &PL_sv_undef ;
184 DBM_setFilter(db->filter_fetch_value, code) ;
187 filter_store_value(db, code)
190 SV * RETVAL = &PL_sv_undef ;
192 DBM_setFilter(db->filter_store_value, code) ;