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1 | #include "EXTERN.h" |
2 | #include "perl.h" |
3 | #include "XSUB.h" |
4 | #include <ndbm.h> |
5 | |
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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 | |
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19 | |
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20 | #if defined(__cplusplus) && defined(HAS_GDBM) |
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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 | |
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33 | MODULE = NDBM_File PACKAGE = NDBM_File PREFIX = ndbm_ |
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34 | |
35 | NDBM_File |
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36 | ndbm_TIEHASH(dbtype, filename, flags, mode) |
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37 | char * dbtype |
38 | char * filename |
39 | int flags |
40 | int mode |
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41 | CODE: |
42 | { |
43 | DBM * dbp ; |
44 | |
45 | RETVAL = NULL ; |
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46 | if ((dbp = dbm_open(filename, flags, mode))) { |
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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 |
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55 | |
56 | void |
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57 | ndbm_DESTROY(db) |
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58 | NDBM_File db |
59 | CODE: |
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60 | dbm_close(db->dbp); |
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61 | safefree(db); |
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62 | |
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63 | #define ndbm_FETCH(db,key) dbm_fetch(db->dbp,key) |
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64 | datum_value |
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65 | ndbm_FETCH(db, key) |
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66 | NDBM_File db |
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67 | datum_key key |
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68 | |
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69 | #define ndbm_STORE(db,key,value,flags) dbm_store(db->dbp,key,value,flags) |
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70 | int |
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71 | ndbm_STORE(db, key, value, flags = DBM_REPLACE) |
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72 | NDBM_File db |
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73 | datum_key key |
74 | datum_value value |
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75 | int flags |
76 | CLEANUP: |
77 | if (RETVAL) { |
78 | if (RETVAL < 0 && errno == EPERM) |
79 | croak("No write permission to ndbm file"); |
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80 | croak("ndbm store returned %d, errno %d, key \"%s\"", |
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81 | RETVAL,errno,key.dptr); |
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82 | dbm_clearerr(db->dbp); |
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83 | } |
84 | |
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85 | #define ndbm_DELETE(db,key) dbm_delete(db->dbp,key) |
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86 | int |
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87 | ndbm_DELETE(db, key) |
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88 | NDBM_File db |
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89 | datum_key key |
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90 | |
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91 | #define ndbm_FIRSTKEY(db) dbm_firstkey(db->dbp) |
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92 | datum_key |
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93 | ndbm_FIRSTKEY(db) |
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94 | NDBM_File db |
95 | |
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96 | #define ndbm_NEXTKEY(db,key) dbm_nextkey(db->dbp) |
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97 | datum_key |
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98 | ndbm_NEXTKEY(db, key) |
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99 | NDBM_File db |
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100 | datum_key key = NO_INIT |
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101 | |
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102 | #define ndbm_error(db) dbm_error(db->dbp) |
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103 | int |
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104 | ndbm_error(db) |
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105 | NDBM_File db |
106 | |
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107 | #define ndbm_clearerr(db) dbm_clearerr(db->dbp) |
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108 | void |
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109 | ndbm_clearerr(db) |
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110 | NDBM_File db |
111 | |
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112 | |
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113 | SV * |
114 | filter_fetch_key(db, code) |
115 | NDBM_File db |
116 | SV * code |
117 | SV * RETVAL = &PL_sv_undef ; |
118 | CODE: |
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119 | DBM_setFilter(db->filter_fetch_key, code) ; |
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120 | |
121 | SV * |
122 | filter_store_key(db, code) |
123 | NDBM_File db |
124 | SV * code |
125 | SV * RETVAL = &PL_sv_undef ; |
126 | CODE: |
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127 | DBM_setFilter(db->filter_store_key, code) ; |
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128 | |
129 | SV * |
130 | filter_fetch_value(db, code) |
131 | NDBM_File db |
132 | SV * code |
133 | SV * RETVAL = &PL_sv_undef ; |
134 | CODE: |
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135 | DBM_setFilter(db->filter_fetch_value, code) ; |
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136 | |
137 | SV * |
138 | filter_store_value(db, code) |
139 | NDBM_File db |
140 | SV * code |
141 | SV * RETVAL = &PL_sv_undef ; |
142 | CODE: |
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143 | DBM_setFilter(db->filter_store_value, code) ; |
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144 | |