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a0d0e21e LW |
1 | #include "EXTERN.h" |
2 | #include "perl.h" | |
3 | #include "XSUB.h" | |
4 | #include <ndbm.h> | |
5 | ||
9fe6733a PM |
6 | typedef struct { |
7 | DBM * dbp ; | |
8 | SV * filter_fetch_key ; | |
9 | SV * filter_store_key ; | |
10 | SV * filter_fetch_value ; | |
11 | SV * filter_store_value ; | |
12 | int filtering ; | |
13 | } NDBM_File_type; | |
14 | ||
15 | typedef NDBM_File_type * NDBM_File ; | |
16 | typedef datum datum_key ; | |
17 | typedef datum datum_value ; | |
18 | ||
e82f3e3c | 19 | |
5046273b | 20 | #if defined(__cplusplus) && defined(HAS_GDBM) |
e82f3e3c SP |
21 | /* gdbm's header file used for compatibility with gdbm */ |
22 | /* isn't compatible to C++ syntax, so we need these */ | |
23 | /* declarations to make everyone happy. */ | |
24 | EXTERN_C DBM *dbm_open(const char *, int, mode_t); | |
25 | EXTERN_C void dbm_close(DBM *); | |
26 | EXTERN_C datum dbm_fetch(DBM *, datum); | |
27 | EXTERN_C int dbm_store(DBM *, datum, datum, int); | |
28 | EXTERN_C int dbm_delete(DBM *, datum); | |
29 | EXTERN_C datum dbm_firstkey(DBM *); | |
30 | EXTERN_C datum dbm_nextkey(DBM *); | |
31 | #endif | |
32 | ||
049cc612 | 33 | MODULE = NDBM_File PACKAGE = NDBM_File PREFIX = ndbm_ |
a0d0e21e LW |
34 | |
35 | NDBM_File | |
049cc612 | 36 | ndbm_TIEHASH(dbtype, filename, flags, mode) |
a0d0e21e LW |
37 | char * dbtype |
38 | char * filename | |
39 | int flags | |
40 | int mode | |
9fe6733a PM |
41 | CODE: |
42 | { | |
43 | DBM * dbp ; | |
44 | ||
45 | RETVAL = NULL ; | |
8fa7f367 | 46 | if ((dbp = dbm_open(filename, flags, mode))) { |
9fe6733a PM |
47 | RETVAL = (NDBM_File)safemalloc(sizeof(NDBM_File_type)) ; |
48 | Zero(RETVAL, 1, NDBM_File_type) ; | |
49 | RETVAL->dbp = dbp ; | |
50 | } | |
51 | ||
52 | } | |
53 | OUTPUT: | |
54 | RETVAL | |
a0d0e21e LW |
55 | |
56 | void | |
049cc612 | 57 | ndbm_DESTROY(db) |
a0d0e21e LW |
58 | NDBM_File db |
59 | CODE: | |
9fe6733a | 60 | dbm_close(db->dbp); |
eb99164f | 61 | safefree(db); |
a0d0e21e | 62 | |
049cc612 | 63 | #define ndbm_FETCH(db,key) dbm_fetch(db->dbp,key) |
9fe6733a | 64 | datum_value |
049cc612 | 65 | ndbm_FETCH(db, key) |
a0d0e21e | 66 | NDBM_File db |
9fe6733a | 67 | datum_key key |
a0d0e21e | 68 | |
049cc612 | 69 | #define ndbm_STORE(db,key,value,flags) dbm_store(db->dbp,key,value,flags) |
a0d0e21e | 70 | int |
049cc612 | 71 | ndbm_STORE(db, key, value, flags = DBM_REPLACE) |
a0d0e21e | 72 | NDBM_File db |
9fe6733a PM |
73 | datum_key key |
74 | datum_value value | |
a0d0e21e LW |
75 | int flags |
76 | CLEANUP: | |
77 | if (RETVAL) { | |
78 | if (RETVAL < 0 && errno == EPERM) | |
79 | croak("No write permission to ndbm file"); | |
748a9306 | 80 | croak("ndbm store returned %d, errno %d, key \"%s\"", |
a0d0e21e | 81 | RETVAL,errno,key.dptr); |
9fe6733a | 82 | dbm_clearerr(db->dbp); |
a0d0e21e LW |
83 | } |
84 | ||
049cc612 | 85 | #define ndbm_DELETE(db,key) dbm_delete(db->dbp,key) |
a0d0e21e | 86 | int |
049cc612 | 87 | ndbm_DELETE(db, key) |
a0d0e21e | 88 | NDBM_File db |
9fe6733a | 89 | datum_key key |
a0d0e21e | 90 | |
049cc612 | 91 | #define ndbm_FIRSTKEY(db) dbm_firstkey(db->dbp) |
9fe6733a | 92 | datum_key |
049cc612 | 93 | ndbm_FIRSTKEY(db) |
a0d0e21e LW |
94 | NDBM_File db |
95 | ||
049cc612 | 96 | #define ndbm_NEXTKEY(db,key) dbm_nextkey(db->dbp) |
9fe6733a | 97 | datum_key |
049cc612 | 98 | ndbm_NEXTKEY(db, key) |
a0d0e21e | 99 | NDBM_File db |
0bf2e707 | 100 | datum_key key = NO_INIT |
a0d0e21e | 101 | |
049cc612 | 102 | #define ndbm_error(db) dbm_error(db->dbp) |
a0d0e21e | 103 | int |
049cc612 | 104 | ndbm_error(db) |
a0d0e21e LW |
105 | NDBM_File db |
106 | ||
049cc612 | 107 | #define ndbm_clearerr(db) dbm_clearerr(db->dbp) |
a0d0e21e | 108 | void |
049cc612 | 109 | ndbm_clearerr(db) |
a0d0e21e LW |
110 | NDBM_File db |
111 | ||
9fe6733a | 112 | |
9fe6733a PM |
113 | SV * |
114 | filter_fetch_key(db, code) | |
115 | NDBM_File db | |
116 | SV * code | |
117 | SV * RETVAL = &PL_sv_undef ; | |
118 | CODE: | |
6a31061a | 119 | DBM_setFilter(db->filter_fetch_key, code) ; |
9fe6733a PM |
120 | |
121 | SV * | |
122 | filter_store_key(db, code) | |
123 | NDBM_File db | |
124 | SV * code | |
125 | SV * RETVAL = &PL_sv_undef ; | |
126 | CODE: | |
6a31061a | 127 | DBM_setFilter(db->filter_store_key, code) ; |
9fe6733a PM |
128 | |
129 | SV * | |
130 | filter_fetch_value(db, code) | |
131 | NDBM_File db | |
132 | SV * code | |
133 | SV * RETVAL = &PL_sv_undef ; | |
134 | CODE: | |
6a31061a | 135 | DBM_setFilter(db->filter_fetch_value, code) ; |
9fe6733a PM |
136 | |
137 | SV * | |
138 | filter_store_value(db, code) | |
139 | NDBM_File db | |
140 | SV * code | |
141 | SV * RETVAL = &PL_sv_undef ; | |
142 | CODE: | |
6a31061a | 143 | DBM_setFilter(db->filter_store_value, code) ; |
9fe6733a | 144 |