56 lines
1.6 KiB
C

/*
Copyright (c) 2011, Oracle and/or its affiliates. All rights
reserved.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; version 2 of
the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
02110-1301 USA
*/
#ifndef NDBMEMCACHE_THREAD_IDENTIFIER_H
#define NDBMEMCACHE_THREAD_IDENTIFIER_H
#include <sys/types.h>
#include "ndbmemcache_config.h"
#include "ndbmemcache_global.h"
struct request_pipeline; /* a forward declaration */
#define THD_ID_NAME_LEN (64 - sizeof(size_t))
typedef struct {
struct request_pipeline *pipeline;
char name[THD_ID_NAME_LEN]; /* likely size is 56 or 60 */
} thread_identifier;
DECLARE_FUNCTIONS_WITH_C_LINKAGE
/** call once at startup time, after pthread initilization */
void initialize_thread_id_key(void);
/** store an identifier for the current thread */
void set_thread_id(thread_identifier *t);
/** set child's identifier, based on parent, with printf-style thread name */
void set_child_thread_id(thread_identifier *parent, const char * fmt, ...);
/** fetch the identifier for the current thread */
const thread_identifier * get_thread_id(void);
END_FUNCTIONS_WITH_C_LINKAGE
#endif