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1 | #include "EXTERN.h" |
2 | #include "perl.h" |
3 | #include "XSUB.h" |
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4 | #undef NDBM_HEADER_USES_PROTOTYPES |
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5 | #if defined(I_GDBM_NDBM) |
6 | # include <gdbm-ndbm.h> /* Debian compatibility version */ |
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7 | # ifdef GDBM_NDBM_H_USES_PROTOTYPES |
8 | # define NDBM_HEADER_USES_PROTOTYPES |
9 | # endif |
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10 | #elif defined(I_GDBMNDBM) |
11 | # include <gdbm/ndbm.h> /* RedHat compatibility version */ |
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12 | # ifdef GDBMNDBM_H_USES_PROTOTYPES |
13 | # define NDBM_HEADER_USES_PROTOTYPES |
14 | # endif |
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15 | #elif defined(I_NDBM) |
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16 | # include <ndbm.h> |
17 | # ifdef NDBM_H_USES_PROTOTYPES |
18 | # define NDBM_HEADER_USES_PROTOTYPES |
19 | # endif |
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20 | #endif |
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21 | |
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22 | typedef struct { |
23 | DBM * dbp ; |
24 | SV * filter_fetch_key ; |
25 | SV * filter_store_key ; |
26 | SV * filter_fetch_value ; |
27 | SV * filter_store_value ; |
28 | int filtering ; |
29 | } NDBM_File_type; |
30 | |
31 | typedef NDBM_File_type * NDBM_File ; |
32 | typedef datum datum_key ; |
33 | typedef datum datum_value ; |
34 | |
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35 | |
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36 | #if defined(__cplusplus) && !defined(NDBM_HEADER_USES_PROTOTYPES) |
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37 | /* gdbm's header file used for compatibility with gdbm */ |
38 | /* isn't compatible to C++ syntax, so we need these */ |
39 | /* declarations to make everyone happy. */ |
40 | EXTERN_C DBM *dbm_open(const char *, int, mode_t); |
41 | EXTERN_C void dbm_close(DBM *); |
42 | EXTERN_C datum dbm_fetch(DBM *, datum); |
43 | EXTERN_C int dbm_store(DBM *, datum, datum, int); |
44 | EXTERN_C int dbm_delete(DBM *, datum); |
45 | EXTERN_C datum dbm_firstkey(DBM *); |
46 | EXTERN_C datum dbm_nextkey(DBM *); |
47 | #endif |
48 | |
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49 | MODULE = NDBM_File PACKAGE = NDBM_File PREFIX = ndbm_ |
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50 | |
51 | NDBM_File |
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52 | ndbm_TIEHASH(dbtype, filename, flags, mode) |
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53 | char * dbtype |
54 | char * filename |
55 | int flags |
56 | int mode |
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57 | CODE: |
58 | { |
59 | DBM * dbp ; |
60 | |
61 | RETVAL = NULL ; |
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62 | if ((dbp = dbm_open(filename, flags, mode))) { |
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63 | RETVAL = (NDBM_File)safemalloc(sizeof(NDBM_File_type)) ; |
64 | Zero(RETVAL, 1, NDBM_File_type) ; |
65 | RETVAL->dbp = dbp ; |
66 | } |
67 | |
68 | } |
69 | OUTPUT: |
70 | RETVAL |
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71 | |
72 | void |
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73 | ndbm_DESTROY(db) |
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74 | NDBM_File db |
75 | CODE: |
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76 | dbm_close(db->dbp); |
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77 | safefree(db); |
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78 | |
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79 | #define ndbm_FETCH(db,key) dbm_fetch(db->dbp,key) |
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80 | datum_value |
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81 | ndbm_FETCH(db, key) |
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82 | NDBM_File db |
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83 | datum_key key |
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84 | |
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85 | #define ndbm_STORE(db,key,value,flags) dbm_store(db->dbp,key,value,flags) |
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86 | int |
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87 | ndbm_STORE(db, key, value, flags = DBM_REPLACE) |
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88 | NDBM_File db |
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89 | datum_key key |
90 | datum_value value |
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91 | int flags |
92 | CLEANUP: |
93 | if (RETVAL) { |
94 | if (RETVAL < 0 && errno == EPERM) |
95 | croak("No write permission to ndbm file"); |
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96 | croak("ndbm store returned %d, errno %d, key \"%s\"", |
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97 | RETVAL,errno,key.dptr); |
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98 | dbm_clearerr(db->dbp); |
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99 | } |
100 | |
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101 | #define ndbm_DELETE(db,key) dbm_delete(db->dbp,key) |
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102 | int |
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103 | ndbm_DELETE(db, key) |
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104 | NDBM_File db |
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105 | datum_key key |
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106 | |
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107 | #define ndbm_FIRSTKEY(db) dbm_firstkey(db->dbp) |
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108 | datum_key |
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109 | ndbm_FIRSTKEY(db) |
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110 | NDBM_File db |
111 | |
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112 | #define ndbm_NEXTKEY(db,key) dbm_nextkey(db->dbp) |
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113 | datum_key |
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114 | ndbm_NEXTKEY(db, key) |
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115 | NDBM_File db |
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116 | datum_key key = NO_INIT |
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117 | |
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118 | #define ndbm_error(db) dbm_error(db->dbp) |
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119 | int |
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120 | ndbm_error(db) |
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121 | NDBM_File db |
122 | |
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123 | #define ndbm_clearerr(db) dbm_clearerr(db->dbp) |
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124 | void |
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125 | ndbm_clearerr(db) |
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126 | NDBM_File db |
127 | |
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128 | |
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129 | SV * |
130 | filter_fetch_key(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_key, code) ; |
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136 | |
137 | SV * |
138 | filter_store_key(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_key, code) ; |
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144 | |
145 | SV * |
146 | filter_fetch_value(db, code) |
147 | NDBM_File db |
148 | SV * code |
149 | SV * RETVAL = &PL_sv_undef ; |
150 | CODE: |
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151 | DBM_setFilter(db->filter_fetch_value, code) ; |
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152 | |
153 | SV * |
154 | filter_store_value(db, code) |
155 | NDBM_File db |
156 | SV * code |
157 | SV * RETVAL = &PL_sv_undef ; |
158 | CODE: |
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159 | DBM_setFilter(db->filter_store_value, code) ; |
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160 | |