/usr/include/globus/globus_thread.h is in libglobus-common-dev 15.26-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright 1999-2010 University of Chicago
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* @file globus_thread.h
* @brief Globus Threading Abstraction
*
* Globus threads package which can work with either pthreads or without
* threads, depending on runtime configuration
*/
#if !defined(GLOBUS_THREAD_H)
#define GLOBUS_THREAD_H 1
/* Include header files */
#include "globus_module.h"
#include "globus_time.h"
#if !defined(_WIN32) || defined(__MINGW32__)
#include <unistd.h>
#endif
#if _POSIX_THREADS
#if !defined(HAVE_PTHREAD)
#define HAVE_PTHREAD 1
#endif
#if defined __GNUC__ && defined __EXCEPTIONS
#undef __EXCEPTIONS
#include <pthread.h>
#define __EXCEPTIONS 1
#else
#include <pthread.h>
#endif
#endif /* _POSIX_THREADS */
#if defined(_WIN32)
#include <windows.h>
#define HAVE_WINDOWS_THREADS 1
#endif
#ifdef __cplusplus
extern "C" {
#endif
/*
* Default supported thread models (on some systems). Others can conceivably
* be dynamically loaded if their implementation can use the dummy block in the
* structures.
*/
#define GLOBUS_THREAD_MODEL_NONE "none"
#define GLOBUS_THREAD_MODEL_PTHREADS "pthread"
#define GLOBUS_THREAD_MODEL_WINDOWS "windows"
/**
* @brief Thread ID
* @ingroup globus_thread
*/
typedef union
{
int none;
#if HAVE_PTHREAD
pthread_t pthread;
#endif
#if HAVE_WINDOWS_THREADS
uintptr_t windows;
#endif
intptr_t dummy;
}
globus_thread_t;
/**
* @brief Thread attributes
* @ingroup globus_thread
*/
typedef union
{
int none;
#if HAVE_PTHREAD
pthread_attr_t pthread;
#endif
#if HAVE_WINDOWS_THREADS
void *windows;
#endif
intptr_t dummy;
}
globus_threadattr_t;
typedef void * (*globus_thread_func_t)(void *);
/**
* @brief Mutex
* @ingroup globus_mutex
*/
typedef union
{
int none;
#if HAVE_PTHREAD
pthread_mutex_t pthread;
#endif
#if HAVE_WINDOWS_THREADS
HANDLE windows;
#endif
intptr_t dummy;
}
globus_mutex_t;
/**
* @brief Condition variable
* @ingroup globus_cond
*/
typedef union
{
int none;
#if HAVE_PTHREAD
struct globus_cond_pthread_s
{
pthread_cond_t cond;
globus_bool_t poll_space;
int space;
} pthread;
#endif
#if HAVE_WINDOWS_THREADS
struct globus_cond_windows_s
{
HANDLE events[2];
int numberOfWaiters;
}
windows;
#endif
intptr_t dummy;
}
globus_cond_t;
/**
* @brief Mutex attribute
* @ingroup globus_mutex
*/
typedef union
{
int none;
#if HAVE_PTHREAD
pthread_mutexattr_t pthread;
#endif
#if HAVE_WINDOWS_THREADS
struct globus_mutexattr_windows_s
{
LPSECURITY_ATTRIBUTES securityAttributes;
} windows;
#endif
intptr_t dummy;
}
globus_mutexattr_t;
/**
* @brief Condition variable attribute
* @ingroup globus_cond
*/
typedef union
{
int none;
#if HAVE_PTHREAD
struct globus_condattr_pthread_s
{
pthread_condattr_t attr;
int space;
} pthread;
#endif
#if HAVE_WINDOWS_THREADS
struct globus_condattr_windows_s
{
LPSECURITY_ATTRIBUTES securityAttributes;
} windows;
#endif
intptr_t dummy;
}
globus_condattr_t;
/**
* @brief Thread-specific data destructor
* @ingroup globus_thread
*/
typedef void (* globus_thread_key_destructor_func_t)(void * value);
/**
* @brief Thread-specific data key
* @ingroup globus_thread
*/
typedef union
{
int none;
#if HAVE_PTHREAD
pthread_key_t pthread;
#endif
#if HAVE_WINDOWS_THREADS
struct globus_thread_key_windows_s
{
DWORD TLSIndex;
globus_thread_key_destructor_func_t destructorFunction;
} windows;
#endif
/*
* Backward-compatibility hack for fedora/debian bnaries, must not
* be bigger than sizeof(pthread_key_t)
*/
int32_t dummy;
}
globus_thread_key_t;
/**
* @brief Thread once structure
* @ingroup globus_thread_once
*/
typedef union
{
int32_t none;
#if HAVE_PTHREAD
pthread_once_t pthread;
#endif
#if HAVE_WINDOWS_THREADS
int windows;
#endif
int32_t dummy;
}
globus_thread_once_t;
/**
* @def GLOBUS_THREAD_ONCE_INIT
* @brief Thread once initializer value
* @ingroup globus_thread_once
* @hideinitializer
*/
extern const globus_thread_once_t GLOBUS_THREAD_ONCE_INIT_VALUE;
#if HAVE_PTHREAD
# define GLOBUS_THREAD_ONCE_INIT { .pthread = PTHREAD_ONCE_INIT }
#elif HAVE_WINDOWS_THREADS
# define GLOBUS_THREAD_ONCE_INIT { .windows = 0 }
#else
# define GLOBUS_THREAD_ONCE_INIT { .none = 0 }
#endif
extern
int
globus_thread_set_model(
const char * model);
extern
int
globus_mutex_init(
globus_mutex_t * mutex,
globus_mutexattr_t * attr);
extern
int
globus_mutex_destroy(
globus_mutex_t * mutex);
extern
int
globus_mutex_lock(
globus_mutex_t * mutex);
extern
int
globus_mutex_unlock(
globus_mutex_t * mutex);
extern
int
globus_mutex_trylock(
globus_mutex_t * mutex);
extern
int
globus_cond_init(
globus_cond_t * cond,
globus_condattr_t * attr);
extern
int
globus_cond_destroy(
globus_cond_t * cond);
extern
int
globus_cond_wait(
globus_cond_t * cond,
globus_mutex_t * mutex);
extern
int
globus_cond_timedwait(
globus_cond_t * cond,
globus_mutex_t * mutex,
globus_abstime_t * abstime);
extern
int
globus_cond_signal(
globus_cond_t * cond);
extern
int
globus_cond_broadcast(
globus_cond_t * cond);
extern
int
globus_condattr_init(
globus_condattr_t * cond_attr);
extern
int
globus_condattr_destroy(
globus_condattr_t * cond_attr);
extern
int
globus_condattr_setspace(
globus_condattr_t * cond_attr,
int space);
extern
int
globus_condattr_getspace(
globus_condattr_t * cond_attr,
int * space);
extern
int
globus_thread_create(
globus_thread_t * thread,
globus_threadattr_t * attr,
globus_thread_func_t func,
void * user_arg);
extern
void *
globus_thread_getspecific(
globus_thread_key_t key);
extern
int
globus_thread_setspecific(
globus_thread_key_t key,
void * value);
extern
int
globus_thread_key_create(
globus_thread_key_t * key,
globus_thread_key_destructor_func_t func);
extern
int
globus_thread_key_delete(
globus_thread_key_t key);
extern
int
globus_thread_once(
globus_thread_once_t * once,
void (*init_routine)(void));
extern
void
globus_thread_yield(void);
extern
int
globus_thread_sigmask(
int how,
const sigset_t * newmask,
sigset_t * oldmask);
extern
int
globus_thread_kill(
globus_thread_t thread,
int sig);
extern
void
globus_thread_exit(void *value);
extern
globus_thread_t
globus_thread_self(void);
extern
int
globus_thread_equal(
globus_thread_t thread1,
globus_thread_t thread2);
extern
globus_bool_t
globus_i_am_only_thread(void);
extern
globus_bool_t
globus_thread_preemptive_threads(void);
extern
void *
globus_thread_cancellable_func(
void * (*func)(void *),
void * arg,
void (*cleanup_func)(void *),
void * cleanup_arg,
globus_bool_t execute_cleanup);
extern
int
globus_thread_cancel(globus_thread_t thr);
extern
void
globus_thread_testcancel(void);
extern
int
globus_thread_setcancelstate(
int state,
int * oldstate);
/**
* @brief Disable thread cancellation value
* @ingroup globus_thread
* @see globus_thread_setcancelstate()
*/
#define GLOBUS_THREAD_CANCEL_DISABLE 0
/**
* @brief Enable thread cancellation value
* @ingroup globus_thread
* @see globus_thread_setcancelstate()
*/
#define GLOBUS_THREAD_CANCEL_ENABLE 1
/* Module definition */
extern
int
globus_i_thread_pre_activate();
extern
globus_module_descriptor_t globus_i_thread_module;
/**
* @brief Thread Module
* @ingroup globus_thread
* @hideinitializer
*/
#define GLOBUS_THREAD_MODULE (&globus_i_thread_module)
typedef struct
{
int (*mutex_init)(globus_mutex_t *mutex, globus_mutexattr_t *attr);
int (*mutex_destroy)(globus_mutex_t *mutex);
int (*mutex_lock)(globus_mutex_t *mutex);
int (*mutex_unlock)(globus_mutex_t *mutex);
int (*mutex_trylock)(globus_mutex_t *mutex);
int (*cond_init)(globus_cond_t *cond, globus_condattr_t *attr);
int (*cond_destroy)(globus_cond_t *cond);
int (*cond_wait)(globus_cond_t *cond, globus_mutex_t *mutex);
int (*cond_timedwait)(globus_cond_t *cond, globus_mutex_t *mutex, globus_abstime_t *abstime);
int (*cond_signal)(globus_cond_t *cond);
int (*cond_broadcast)(globus_cond_t *cond);
int (*mutexattr_init)(globus_mutexattr_t *attr);
int (*mutexattr_destroy)(globus_mutexattr_t *attr);
int (*condattr_init)(globus_condattr_t *attr);
int (*condattr_destroy)(globus_condattr_t *attr);
int (*condattr_setspace)(globus_condattr_t *attr, int space);
int (*condattr_getspace)(globus_condattr_t *attr, int *space);
int (*thread_create)(globus_thread_t *thread, globus_threadattr_t *attr, globus_thread_func_t func, void * user_arg);
int (*thread_key_create)(globus_thread_key_t *key, globus_thread_key_destructor_func_t func);
int (*thread_key_delete)(globus_thread_key_t key);
int (*thread_once)(globus_thread_once_t *once, void (*init_func)(void));
void *(*thread_getspecific)(globus_thread_key_t key);
int (*thread_setspecific)(globus_thread_key_t key, void *value);
void (*thread_yield)(void);
void (*thread_exit)(void *value);
int (*thread_sigmask)(int how, const sigset_t *newmask, sigset_t *oldmask);
int (*thread_kill)(globus_thread_t thread, int sig);
int (*thread_setcancelstate)(int state, int *oldstate);
void (*thread_testcancel)(void);
int (*thread_cancel)(globus_thread_t thread);
globus_thread_t (*thread_self)(void);
int (*thread_equal)(globus_thread_t thread1, globus_thread_t thread2);
globus_bool_t (*preemptive_threads)(void);
globus_bool_t (*i_am_only_thread)(void);
void * (*thread_cancellable_func)(
void * (*func)(void *), void *func_arg, void (*cleanup_func)(void *), void * cleanup_arg, globus_bool_t execute_cleanup);
int (*thread_pre_activate)(void);
}
globus_thread_impl_t;
#ifdef __cplusplus
}
#endif
#endif /* GLOBUS_THREAD_H */
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