+ assert_msg(rc != MEMCACHED_ERRNO, "Programmer error, MEMCACHED_ERRNO was set to be returned to client");
+ assert_msg(rc != MEMCACHED_SOME_ERRORS, "Programmer error, MEMCACHED_SOME_ERRORS was about to be set on a memcached_server_st");
+
+ memcached_string_t tmp= { str, length };
+ return memcached_set_error(self, rc, at, tmp);
+}
+
+memcached_return_t memcached_set_error(memcached_st& memc, memcached_return_t rc, const char *at, memcached_string_t& str)
+{
+ assert_msg(rc != MEMCACHED_ERRNO, "Programmer error, MEMCACHED_ERRNO was set to be returned to client");
+ if (memcached_fatal(rc) == false)
+ {
+ return rc;
+ }
+
+ _set(memc, &str, rc, at);
+
+ return rc;
+}
+
+memcached_return_t memcached_set_parser_error(memcached_st& memc,
+ const char *at,
+ const char *format, ...)
+{
+ va_list args;
+
+ char buffer[BUFSIZ];
+ va_start(args, format);
+ int length= vsnprintf(buffer, sizeof(buffer), format, args);
+ va_end(args);
+
+ return memcached_set_error(memc, MEMCACHED_PARSE_ERROR, at, buffer, length);
+}
+
+memcached_return_t memcached_set_error(memcached_server_st& self, memcached_return_t rc, const char *at, memcached_string_t& str)
+{
+ assert_msg(rc != MEMCACHED_ERRNO, "Programmer error, MEMCACHED_ERRNO was set to be returned to client");
+ assert_msg(rc != MEMCACHED_SOME_ERRORS, "Programmer error, MEMCACHED_SOME_ERRORS was about to be set on a memcached_server_st");
+ if (memcached_fatal(rc) == false)
+ {
+ return rc;
+ }
+
+ char hostname_port_message[MAX_ERROR_LENGTH];
+ int size;
+ if (str.size)
+ {
+ size= snprintf(hostname_port_message, sizeof(hostname_port_message), "%.*s, host: %s:%d",
+ memcached_string_printf(str),
+ self.hostname, int(self.port));
+ }
+ else
+ {
+ size= snprintf(hostname_port_message, sizeof(hostname_port_message), "host: %s:%d",
+ self.hostname, int(self.port));
+ }
+
+ memcached_string_t error_host= { hostname_port_message, size };
+
+ assert(self.root);
+ if (self.root == NULL)
+ {
+ return rc;
+ }
+
+ _set(*self.root, &error_host, rc, at);
+ _set(self, (*self.root));
+ assert(self.root->error_messages);
+ assert(self.error_messages);
+
+ return rc;
+}
+
+memcached_return_t memcached_set_error(memcached_server_st& self, memcached_return_t rc, const char *at)
+{
+ assert_msg(rc != MEMCACHED_SOME_ERRORS, "Programmer error, MEMCACHED_SOME_ERRORS was about to be set on a memcached_server_st");
+ if (memcached_fatal(rc) == false)
+ {
+ return rc;
+ }
+
+ char hostname_port[NI_MAXHOST +NI_MAXSERV + sizeof("host : ")];
+ int size= snprintf(hostname_port, sizeof(hostname_port), "host: %s:%d", self.hostname, int(self.port));
+
+ memcached_string_t error_host= { hostname_port, size};
+
+ if (self.root == NULL)
+ {
+ return rc;
+ }
+
+ _set(*self.root, &error_host, rc, at);
+ _set(self, *self.root);
+
+ return rc;
+}
+
+memcached_return_t memcached_set_error(memcached_st& self, memcached_return_t rc, const char *at)
+{
+ assert_msg(rc != MEMCACHED_ERRNO, "Programmer error, MEMCACHED_ERRNO was set to be returned to client");
+ if (memcached_fatal(rc) == false)
+ {
+ return rc;
+ }
+
+ _set(self, NULL, rc, at);
+
+ return rc;
+}
+
+memcached_return_t memcached_set_errno(memcached_st& self, int local_errno, const char *at, const char *str, size_t length)
+{
+ memcached_string_t tmp= { str, length };
+ return memcached_set_errno(self, local_errno, at, tmp);
+}
+
+memcached_return_t memcached_set_errno(memcached_server_st& self, int local_errno, const char *at, const char *str, size_t length)
+{
+ memcached_string_t tmp= { str, length };
+ return memcached_set_errno(self, local_errno, at, tmp);
+}
+
+memcached_return_t memcached_set_errno(memcached_st& self, int local_errno, const char *at)
+{
+ if (local_errno == 0)
+ {