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1 | #include "EXTERN.h" |
2 | #include "perl.h" |
3 | #include "XSUB.h" |
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4 | #if defined(I_GDBM_NDBM) |
5 | # include <gdbm-ndbm.h> /* Debian compatibility version */ |
6 | #elif defined(I_GDBMNDBM) |
7 | # include <gdbm/ndbm.h> /* RedHat compatibility version */ |
8 | #elif defined(I_NDBM) |
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9 | #include <ndbm.h> |
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10 | #endif |
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11 | |
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12 | typedef struct { |
13 | DBM * dbp ; |
14 | SV * filter_fetch_key ; |
15 | SV * filter_store_key ; |
16 | SV * filter_fetch_value ; |
17 | SV * filter_store_value ; |
18 | int filtering ; |
19 | } NDBM_File_type; |
20 | |
21 | typedef NDBM_File_type * NDBM_File ; |
22 | typedef datum datum_key ; |
23 | typedef datum datum_value ; |
24 | |
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25 | |
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26 | #if defined(__cplusplus) && defined(HAS_GDBM) |
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27 | /* gdbm's header file used for compatibility with gdbm */ |
28 | /* isn't compatible to C++ syntax, so we need these */ |
29 | /* declarations to make everyone happy. */ |
30 | EXTERN_C DBM *dbm_open(const char *, int, mode_t); |
31 | EXTERN_C void dbm_close(DBM *); |
32 | EXTERN_C datum dbm_fetch(DBM *, datum); |
33 | EXTERN_C int dbm_store(DBM *, datum, datum, int); |
34 | EXTERN_C int dbm_delete(DBM *, datum); |
35 | EXTERN_C datum dbm_firstkey(DBM *); |
36 | EXTERN_C datum dbm_nextkey(DBM *); |
37 | #endif |
38 | |
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39 | MODULE = NDBM_File PACKAGE = NDBM_File PREFIX = ndbm_ |
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40 | |
41 | NDBM_File |
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42 | ndbm_TIEHASH(dbtype, filename, flags, mode) |
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43 | char * dbtype |
44 | char * filename |
45 | int flags |
46 | int mode |
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47 | CODE: |
48 | { |
49 | DBM * dbp ; |
50 | |
51 | RETVAL = NULL ; |
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52 | if ((dbp = dbm_open(filename, flags, mode))) { |
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53 | RETVAL = (NDBM_File)safemalloc(sizeof(NDBM_File_type)) ; |
54 | Zero(RETVAL, 1, NDBM_File_type) ; |
55 | RETVAL->dbp = dbp ; |
56 | } |
57 | |
58 | } |
59 | OUTPUT: |
60 | RETVAL |
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61 | |
62 | void |
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63 | ndbm_DESTROY(db) |
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64 | NDBM_File db |
65 | CODE: |
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66 | dbm_close(db->dbp); |
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67 | safefree(db); |
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68 | |
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69 | #define ndbm_FETCH(db,key) dbm_fetch(db->dbp,key) |
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70 | datum_value |
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71 | ndbm_FETCH(db, key) |
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72 | NDBM_File db |
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73 | datum_key key |
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74 | |
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75 | #define ndbm_STORE(db,key,value,flags) dbm_store(db->dbp,key,value,flags) |
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76 | int |
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77 | ndbm_STORE(db, key, value, flags = DBM_REPLACE) |
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78 | NDBM_File db |
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79 | datum_key key |
80 | datum_value value |
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81 | int flags |
82 | CLEANUP: |
83 | if (RETVAL) { |
84 | if (RETVAL < 0 && errno == EPERM) |
85 | croak("No write permission to ndbm file"); |
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86 | croak("ndbm store returned %d, errno %d, key \"%s\"", |
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87 | RETVAL,errno,key.dptr); |
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88 | dbm_clearerr(db->dbp); |
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89 | } |
90 | |
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91 | #define ndbm_DELETE(db,key) dbm_delete(db->dbp,key) |
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92 | int |
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93 | ndbm_DELETE(db, key) |
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94 | NDBM_File db |
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95 | datum_key key |
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96 | |
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97 | #define ndbm_FIRSTKEY(db) dbm_firstkey(db->dbp) |
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98 | datum_key |
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99 | ndbm_FIRSTKEY(db) |
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100 | NDBM_File db |
101 | |
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102 | #define ndbm_NEXTKEY(db,key) dbm_nextkey(db->dbp) |
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103 | datum_key |
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104 | ndbm_NEXTKEY(db, key) |
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105 | NDBM_File db |
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106 | datum_key key = NO_INIT |
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107 | |
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108 | #define ndbm_error(db) dbm_error(db->dbp) |
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109 | int |
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110 | ndbm_error(db) |
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111 | NDBM_File db |
112 | |
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113 | #define ndbm_clearerr(db) dbm_clearerr(db->dbp) |
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114 | void |
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115 | ndbm_clearerr(db) |
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116 | NDBM_File db |
117 | |
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118 | |
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119 | SV * |
120 | filter_fetch_key(db, code) |
121 | NDBM_File db |
122 | SV * code |
123 | SV * RETVAL = &PL_sv_undef ; |
124 | CODE: |
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125 | DBM_setFilter(db->filter_fetch_key, code) ; |
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126 | |
127 | SV * |
128 | filter_store_key(db, code) |
129 | NDBM_File db |
130 | SV * code |
131 | SV * RETVAL = &PL_sv_undef ; |
132 | CODE: |
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133 | DBM_setFilter(db->filter_store_key, code) ; |
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134 | |
135 | SV * |
136 | filter_fetch_value(db, code) |
137 | NDBM_File db |
138 | SV * code |
139 | SV * RETVAL = &PL_sv_undef ; |
140 | CODE: |
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141 | DBM_setFilter(db->filter_fetch_value, code) ; |
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142 | |
143 | SV * |
144 | filter_store_value(db, code) |
145 | NDBM_File db |
146 | SV * code |
147 | SV * RETVAL = &PL_sv_undef ; |
148 | CODE: |
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149 | DBM_setFilter(db->filter_store_value, code) ; |
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150 | |