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This includes work for partitioning by key. Dormando wished for these methods.
[m6w6/libmemcached]
/
lib
/
memcached_delete.c
diff --git
a/lib/memcached_delete.c
b/lib/memcached_delete.c
index 75087bd491b3c65a397ed798427fc920ae5c052b..0c36aaebb172b40fcb6c8ed643b109db02aed602 100644
(file)
--- a/
lib/memcached_delete.c
+++ b/
lib/memcached_delete.c
@@
-1,19
+1,23
@@
-#include
<memcached.h>
+#include
"common.h"
memcached_return memcached_delete(memcached_st *ptr, char *key, size_t key_length,
time_t expiration)
{
memcached_return memcached_delete(memcached_st *ptr, char *key, size_t key_length,
time_t expiration)
{
- size_t send_length, sent_length;
+ char to_write;
+ size_t send_length;
memcached_return rc;
char buffer[MEMCACHED_DEFAULT_COMMAND_SIZE];
unsigned int server_key;
memcached_return rc;
char buffer[MEMCACHED_DEFAULT_COMMAND_SIZE];
unsigned int server_key;
-
rc= memcached_connect(ptr
);
+
LIBMEMCACHED_MEMCACHED_DELETE_START(
);
- if (rc != MEMCACHED_SUCCESS)
- return rc;
+ if (key_length == 0)
+ return MEMCACHED_NO_KEY_PROVIDED;
+
+ if (ptr->hosts == NULL || ptr->number_of_hosts == 0)
+ return MEMCACHED_NO_SERVERS;
- server_key= memcached_generate_hash(
key, key_length) % ptr->number_of_hosts
;
+ server_key= memcached_generate_hash(
ptr, key, key_length)
;
if (expiration)
send_length= snprintf(buffer, MEMCACHED_DEFAULT_COMMAND_SIZE,
if (expiration)
send_length= snprintf(buffer, MEMCACHED_DEFAULT_COMMAND_SIZE,
@@
-24,22
+28,33
@@
memcached_return memcached_delete(memcached_st *ptr, char *key, size_t key_lengt
"delete %.*s\r\n", (int)key_length, key);
if (send_length >= MEMCACHED_DEFAULT_COMMAND_SIZE)
"delete %.*s\r\n", (int)key_length, key);
if (send_length >= MEMCACHED_DEFAULT_COMMAND_SIZE)
- return MEMCACHED_WRITE_FAILURE;
+ {
+ rc= MEMCACHED_WRITE_FAILURE;
+ goto error;
+ }
- sent_length= write(ptr->hosts[server_key].fd, buffer, send_length);
+ if ((ptr->flags & MEM_NO_BLOCK))
+ to_write= 0;
+ else
+ to_write= 1;
- if (sent_length == -1)
+ rc= memcached_do(ptr, server_key, buffer, send_length, to_write);
+ if (rc != MEMCACHED_SUCCESS)
+ goto error;
+
+ if ((ptr->flags & MEM_NO_BLOCK))
{
{
-
fprintf(stderr, "error %s: write: %m\n", __FUNCTION__)
;
-
return MEMCACHED_WRITE_FAILURE
;
+
rc= MEMCACHED_SUCCESS
;
+
memcached_server_response_increment(ptr, server_key)
;
}
}
-
- if (sent_length != send_length)
+ else
{
{
- fprintf(stderr, "error %s: short write %d %d: %m\n",
- __FUNCTION__, sent_length, send_length);
-
return MEMCACHED_WRITE_FAILURE
;
+ rc= memcached_response(ptr, buffer, MEMCACHED_DEFAULT_COMMAND_SIZE, server_key);
+ if (rc == MEMCACHED_DELETED)
+
rc= MEMCACHED_SUCCESS
;
}
}
- return memcached_response(ptr, buffer, MEMCACHED_DEFAULT_COMMAND_SIZE, server_key);
+error:
+ LIBMEMCACHED_MEMCACHED_DELETE_END();
+ return rc;
}
}