/usr/include/c_icap/proc_mutex.h is in libicapapi-dev 1:0.4.2-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 | /*
* Copyright (C) 2004-2008 Christos Tsantilas
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA.
*/
#ifndef __PROC_MUTEX_H
#define __PROC_MUTEX_H
#include "c-icap.h"
#if defined (USE_SYSV_IPC_MUTEX)
#include <sys/ipc.h>
#include <sys/sem.h>
#endif
#if defined (USE_POSIX_SEMAPHORES)
#include <semaphore.h>
#endif
#if defined (USE_POSIX_FILE_LOCK)
#include <fcntl.h>
#endif
#if defined (_WIN32)
#include <windows.h>
#endif
#ifdef __cplusplus
extern "C"
{
#endif
typedef struct ci_proc_mutex ci_proc_mutex_t;
typedef struct ci_proc_mutex_scheme {
int (*proc_mutex_init)(ci_proc_mutex_t *mutex, const char *name);
int (*proc_mutex_destroy)(ci_proc_mutex_t *mutex);
int (*proc_mutex_lock)(ci_proc_mutex_t *mutex);
int (*proc_mutex_unlock)(ci_proc_mutex_t *mutex);
int (*proc_mutex_print_info)(ci_proc_mutex_t *mutex, char *buf, size_t buf_size);
const char *name;
} ci_proc_mutex_scheme_t;
#define CI_PROC_MUTEX_NAME_SIZE 64
struct ci_proc_mutex {
char name[CI_PROC_MUTEX_NAME_SIZE];
#if defined(_WIN32)
HANDLE id;
#else
const ci_proc_mutex_scheme_t *scheme;
union {
#if defined(USE_SYSV_IPC_MUTEX)
struct {
int id;
} sysv;
#endif
#if defined(USE_POSIX_SEMAPHORES)
struct {
sem_t *sem;
} posix;
#endif
#if defined(USE_POSIX_FILE_LOCK)
struct {
int fd;
} file;
#endif
};
#endif
};
CI_DECLARE_FUNC(int) ci_proc_mutex_init(ci_proc_mutex_t *mutex, const char *name);
CI_DECLARE_FUNC(int) ci_proc_mutex_lock(ci_proc_mutex_t *mutex);
CI_DECLARE_FUNC(int) ci_proc_mutex_unlock(ci_proc_mutex_t *mutex);
CI_DECLARE_FUNC(int) ci_proc_mutex_destroy(ci_proc_mutex_t *mutex);
CI_DECLARE_FUNC(int) ci_proc_mutex_set_scheme(const char *scheme);
CI_DECLARE_FUNC(const ci_proc_mutex_scheme_t *) ci_proc_mutex_default_scheme();
#ifdef __cplusplus
}
#endif
#endif
|