Annotation of parser3/src/lib/memcached/pa_memcached.C, revision 1.7
1.1 moko 1: /** @file
2: Parser: memcached support impl.
3: Copyright (c) 2001-2012 Art. Lebedev Studio (http://www.artlebedev.com)
4: */
5:
6: #include "pa_config_includes.h"
7: #include "pa_memcached.h"
8: #include "ltdl.h"
9:
1.7 ! moko 10: volatile const char * IDENT_PA_MEMCACHED_C="$Id: pa_memcached.C,v 1.6 2012-06-17 21:19:03 moko Exp $";
1.1 moko 11:
1.4 moko 12: t_memcached f_memcached=0;
1.1 moko 13: t_memcached_create f_memcached_create;
14: t_memcached_free f_memcached_free;
15: t_memcached_strerror f_memcached_strerror;
1.2 moko 16:
1.1 moko 17: t_memcached_server_push f_memcached_server_push;
18: t_memcached_servers_parse f_memcached_servers_parse;
1.6 moko 19: t_memcached_version f_memcached_version;
1.2 moko 20:
21: t_memcached_flush f_memcached_flush;
1.7 ! moko 22: t_memcached_quit f_memcached_quit;
1.2 moko 23:
1.1 moko 24: t_memcached_get f_memcached_get;
25: t_memcached_delete f_memcached_delete;
26: t_memcached_mget f_memcached_mget;
27: t_memcached_set f_memcached_set;
1.5 moko 28: t_memcached_add f_memcached_add;
1.1 moko 29:
1.2 moko 30: t_memcached_fetch_result f_memcached_fetch_result;
31: t_memcached_result_create f_memcached_result_create;
32: t_memcached_result_free f_memcached_result_free;
1.3 moko 33:
1.2 moko 34: t_memcached_result_key_value f_memcached_result_key_value;
35: t_memcached_result_value f_memcached_result_value;
1.3 moko 36: t_memcached_result_key_length f_memcached_result_key_length;
37: t_memcached_result_length f_memcached_result_length;
38: t_memcached_result_flags f_memcached_result_flags;
1.2 moko 39:
1.1 moko 40: #define GLINK(name) f_##name=(t_##name)lt_dlsym(handle, #name);
41: #define DLINK(name) GLINK(name) if(!f_##name) return "function " #name " was not found";
42:
43: static const char *dlink(const char *dlopen_file_spec) {
44: if(lt_dlinit())
45: return lt_dlerror();
46:
47: lt_dlhandle handle=lt_dlopen(dlopen_file_spec);
48:
49: if(!handle){
50: if(const char* result=lt_dlerror())
51: return result;
52: return "can not open the dynamic link module";
53: }
54:
1.4 moko 55: GLINK(memcached);
1.1 moko 56: DLINK(memcached_create);
57: DLINK(memcached_free);
58: DLINK(memcached_strerror);
1.2 moko 59:
1.1 moko 60: DLINK(memcached_server_push);
61: DLINK(memcached_servers_parse);
1.6 moko 62: DLINK(memcached_version);
1.2 moko 63:
64: DLINK(memcached_flush);
1.7 ! moko 65: DLINK(memcached_quit);
1.2 moko 66:
1.1 moko 67: DLINK(memcached_get);
68: DLINK(memcached_delete);
69: DLINK(memcached_mget);
70: DLINK(memcached_set);
1.5 moko 71: DLINK(memcached_add);
1.1 moko 72:
1.2 moko 73: DLINK(memcached_fetch_result);
74: DLINK(memcached_result_create);
75: DLINK(memcached_result_free);
1.3 moko 76:
1.2 moko 77: DLINK(memcached_result_key_value);
78: DLINK(memcached_result_value);
1.3 moko 79: DLINK(memcached_result_key_length);
80: DLINK(memcached_result_length);
81: DLINK(memcached_result_flags);
1.2 moko 82:
1.1 moko 83: return 0;
84: }
85:
86: bool memcached_linked = false;
87: const char *memcached_status = 0;
88:
89: const char *memcached_load(const char *library_name){
90: if(!memcached_linked){
91: memcached_linked=true;
92: memcached_status=dlink(library_name);
93: }
94:
95: return memcached_status;
96: }
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