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1 | #define PERL_NO_GET_CONTEXT |
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2 | #include "EXTERN.h" |
3 | #include "perl.h" |
4 | #include "XSUB.h" |
5 | #include "sdbm/sdbm.h" |
6 | |
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7 | typedef struct { |
8 | DBM * dbp ; |
9 | SV * filter_fetch_key ; |
10 | SV * filter_store_key ; |
11 | SV * filter_fetch_value ; |
12 | SV * filter_store_value ; |
13 | int filtering ; |
14 | } SDBM_File_type; |
15 | |
16 | typedef SDBM_File_type * SDBM_File ; |
17 | typedef datum datum_key ; |
18 | typedef datum datum_value ; |
19 | |
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20 | #define sdbm_TIEHASH(dbtype,filename,flags,mode) sdbm_open(filename,flags,mode) |
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21 | #define sdbm_FETCH(db,key) sdbm_fetch(db->dbp,key) |
22 | #define sdbm_STORE(db,key,value,flags) sdbm_store(db->dbp,key,value,flags) |
23 | #define sdbm_DELETE(db,key) sdbm_delete(db->dbp,key) |
24 | #define sdbm_EXISTS(db,key) sdbm_exists(db->dbp,key) |
25 | #define sdbm_FIRSTKEY(db) sdbm_firstkey(db->dbp) |
26 | #define sdbm_NEXTKEY(db,key) sdbm_nextkey(db->dbp) |
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27 | |
28 | |
29 | MODULE = SDBM_File PACKAGE = SDBM_File PREFIX = sdbm_ |
30 | |
31 | SDBM_File |
32 | sdbm_TIEHASH(dbtype, filename, flags, mode) |
33 | char * dbtype |
34 | char * filename |
35 | int flags |
36 | int mode |
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37 | CODE: |
38 | { |
39 | DBM * dbp ; |
40 | |
41 | RETVAL = NULL ; |
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42 | if ((dbp = sdbm_open(filename,flags,mode))) { |
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43 | RETVAL = (SDBM_File)safemalloc(sizeof(SDBM_File_type)) ; |
44 | Zero(RETVAL, 1, SDBM_File_type) ; |
45 | RETVAL->dbp = dbp ; |
46 | } |
47 | |
48 | } |
49 | OUTPUT: |
50 | RETVAL |
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51 | |
52 | void |
53 | sdbm_DESTROY(db) |
54 | SDBM_File db |
55 | CODE: |
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56 | sdbm_close(db->dbp); |
57 | if (db->filter_fetch_key) |
58 | SvREFCNT_dec(db->filter_fetch_key) ; |
59 | if (db->filter_store_key) |
60 | SvREFCNT_dec(db->filter_store_key) ; |
61 | if (db->filter_fetch_value) |
62 | SvREFCNT_dec(db->filter_fetch_value) ; |
63 | if (db->filter_store_value) |
64 | SvREFCNT_dec(db->filter_store_value) ; |
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65 | safefree(db) ; |
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66 | |
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67 | datum_value |
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68 | sdbm_FETCH(db, key) |
69 | SDBM_File db |
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70 | datum_key key |
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71 | |
72 | int |
73 | sdbm_STORE(db, key, value, flags = DBM_REPLACE) |
74 | SDBM_File db |
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75 | datum_key key |
76 | datum_value value |
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77 | int flags |
78 | CLEANUP: |
79 | if (RETVAL) { |
80 | if (RETVAL < 0 && errno == EPERM) |
81 | croak("No write permission to sdbm file"); |
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82 | croak("sdbm store returned %d, errno %d, key \"%s\"", |
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83 | RETVAL,errno,key.dptr); |
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84 | sdbm_clearerr(db->dbp); |
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85 | } |
86 | |
87 | int |
88 | sdbm_DELETE(db, key) |
89 | SDBM_File db |
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90 | datum_key key |
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91 | |
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92 | int |
93 | sdbm_EXISTS(db,key) |
94 | SDBM_File db |
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95 | datum_key key |
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96 | |
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97 | datum_key |
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98 | sdbm_FIRSTKEY(db) |
99 | SDBM_File db |
100 | |
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101 | datum_key |
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102 | sdbm_NEXTKEY(db, key) |
103 | SDBM_File db |
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104 | datum_key key = key; /* never used - silence picky compilers. */ |
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105 | |
106 | int |
107 | sdbm_error(db) |
108 | SDBM_File db |
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109 | CODE: |
110 | RETVAL = sdbm_error(db->dbp) ; |
111 | OUTPUT: |
112 | RETVAL |
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113 | |
114 | int |
115 | sdbm_clearerr(db) |
116 | SDBM_File db |
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117 | CODE: |
118 | RETVAL = sdbm_clearerr(db->dbp) ; |
119 | OUTPUT: |
120 | RETVAL |
121 | |
122 | |
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123 | SV * |
124 | filter_fetch_key(db, code) |
125 | SDBM_File db |
126 | SV * code |
127 | SV * RETVAL = &PL_sv_undef ; |
128 | CODE: |
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129 | DBM_setFilter(db->filter_fetch_key, code) ; |
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130 | |
131 | SV * |
132 | filter_store_key(db, code) |
133 | SDBM_File db |
134 | SV * code |
135 | SV * RETVAL = &PL_sv_undef ; |
136 | CODE: |
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137 | DBM_setFilter(db->filter_store_key, code) ; |
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138 | |
139 | SV * |
140 | filter_fetch_value(db, code) |
141 | SDBM_File db |
142 | SV * code |
143 | SV * RETVAL = &PL_sv_undef ; |
144 | CODE: |
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145 | DBM_setFilter(db->filter_fetch_value, code) ; |
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146 | |
147 | SV * |
148 | filter_store_value(db, code) |
149 | SDBM_File db |
150 | SV * code |
151 | SV * RETVAL = &PL_sv_undef ; |
152 | CODE: |
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153 | DBM_setFilter(db->filter_store_value, code) ; |
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154 | |