X-Git-Url: https://git.m6w6.name/?a=blobdiff_plain;f=docs%2Flibmemcached_examples.rst;h=81137e86353dc7e31a696932dc257bc89cf79ec5;hb=50dc8599f105fe915607e6f2d57851fd9acad839;hp=922ee143c0f54c28bf1ce712ad65c95c4ef131a1;hpb=8b33bb5adbffec6e701728c085e4606a2f7cd506;p=m6w6%2Flibmemcached diff --git a/docs/libmemcached_examples.rst b/docs/libmemcached_examples.rst index 922ee143..81137e86 100644 --- a/docs/libmemcached_examples.rst +++ b/docs/libmemcached_examples.rst @@ -13,35 +13,16 @@ For full examples, test cases are found in tests/\*.c in the main distribution. These are always up to date, and are used for each test run of the library. ------------------------------- -Creating and Freeing structure ------------------------------- - - -.. code-block:: c - - memcached_st *memc; - memcached_return_t rc; - - memc= memcached_create(NULL); - ...do stuff... - memcached_free(memc); - - -The above code would create a connection and then free the connection when -finished. - --------------------- Connecting to servers --------------------- - .. code-block:: c const char *config_string= "--SERVER=host10.example.com --SERVER=host11.example.com --SERVER=host10.example.com" - memcached_st *memc= memcached_create_with_options(config_string, strlen(config_string); + memcached_st *memc= memcached(config_string, strlen(config_string); { ... } @@ -51,6 +32,43 @@ Connecting to servers In the above code you create a \ ``memcached_st``\ object with three server by making use of :manpage:`memcached_create_with_options(3)`. +-------------------------- +Creating a pool of servers +-------------------------- + + + +.. code-block:: c + + const char *config_string= "--SERVER=host10.example.com --SERVER=host11.example.com --SERVER=host10.example.com"; + + memcached_pool_st* pool= memcached_pool(config_string, strlen(config_string)); + + memcached_return_t rc; + + memcached_st *memc= memcached_pool_pop(pool, false, &rc); + + .... do work + + /* + Release the memc_ptr that was pulled from the pool + */ + memcached_pool_push(pool, memc); + + /* + Destroy the pool. + */ + memcached_pool_destroy(pool); + + + +In the above code you create a \ ``memcached_pool_st``\ object with three +server by making use of :manpage:`memcached_pool(3)`. + +When memcached_pool_destroy() all memory will be released that is associated +with the pool. + + ---------------------------- Adding a value to the server ---------------------------- @@ -60,25 +78,14 @@ Adding a value to the server .. code-block:: c char *key= "foo"; - char *value; - size_t value_length= 8191; - unsigned int x; - - value = (char*)malloc(value_length); - assert(value); - - for (x= 0; x < value_length; x++) - value[x] = (char) (x % 127); - - for (x= 0; x < 1; x++) + char *value= "value"; + + memcached_return_t rc= memcached_set(memc, key, strlen(key), value, value_length, (time_t)0, (uint32_t)0); + + if (rc != MEMCACHED_SUCCESS) { - rc= memcached_set(memc, key, strlen(key), - value, value_length, - (time_t)0, (uint32_t)0); - assert(rc == MEMCACHED_SUCCESS); + ... // handle failure } - - free(value); It is best practice to always look at the return value of any operation. @@ -125,7 +132,7 @@ HOME To find out more information please check: -`https://launchpad.net/libmemcached `_ +`http://libmemcached.org/ `_ --------