POSIX 뮤텍스

POSIX 에 준하는 뮤텍스 API set 을 정의한다. More...

Collaboration diagram for POSIX 뮤텍스:

Data Structures
struct	pthread_mutex
struct	pthread_mutexattr

Macros
#define	PTHREAD_MUTEX_INITIALIZER   { 0, (void *)NULL }

Typedefs
typedef struct pthread_mutex	pthread_mutex_t
typedef struct pthread_mutexattr	pthread_mutexattr_t

Functions
int	pthread_mutex_destroy (pthread_mutex_t *mutex)
	Mutex 를 소멸 시킨다. More...
int	pthread_mutex_init (pthread_mutex_t *mutex, const pthread_mutexattr_t *attr)
	Mutex 를 초기화 한다. More...
int	pthread_mutex_lock (pthread_mutex_t *mutex)
	뮤텍스 락을 건다. More...
int	pthread_mutex_trylock (pthread_mutex_t *mutex)
	뮤텍스 락을 시도한다. More...
int	pthread_mutex_unlock (pthread_mutex_t *mutex)
	뮤텍스 락을 해제한다. More...

Detailed Description

POSIX 에 준하는 뮤텍스 API set 을 정의한다.

Date

2011-8-11

Author

Sung-jae Park nices.nosp@m.j@ni.nosp@m.cesj..nosp@m.com

Macro Definition Documentation

#define PTHREAD_MUTEX_INITIALIZER   { 0, (void *)NULL }

Definition at line 24 of file pthread_mutex.h.

Typedef Documentation

typedef struct pthread_mutex pthread_mutex_t

Definition at line 21 of file pthread_mutex.h.

typedef struct pthread_mutexattr pthread_mutexattr_t

Definition at line 22 of file pthread_mutex.h.

Function Documentation

int pthread_mutex_destroy

(

pthread_mutex_t *

mutex)

Mutex 를 소멸 시킨다.

Parameters

[in]

mutex

뮤텍스 객체

Returns

int 성공시 0, 실패시 -1

See Also

pthread_mutex_init()

Definition at line 10 of file pthread_mutex.c.

References lock.

Referenced by destroy_fat_cache().

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int pthread_mutex_init	(	pthread_mutex_t *	mutex,
		const pthread_mutexattr_t *	attr
	)

Mutex 를 초기화 한다.

Parameters

[out]	mutex	뮤텍스 객체
[in]	attr	뮤텍스 속성

Returns

int 성공시 0, 실패시 오류 값

See Also

pthread_mutex_destroy()

Definition at line 17 of file pthread_mutex.c.

References lock, NULL, owner, and refcnt.

Referenced by create_fat_cache().

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int pthread_mutex_lock

(

pthread_mutex_t *

mutex)

뮤텍스 락을 건다.

Parameters

[in]

mutex

뮤텍스 객체

Returns

int 성공시 0, 실패시 오류 값

Definition at line 26 of file pthread_mutex.c.

References irq_local_restore(), irq_local_save(), lock, owner, pthread_equal(), pthread_self(), and refcnt.

Referenced by fat_cache_lock(), fdc_close(), fdc_ioctl(), fdc_lseek(), fdc_open(), fdc_read(), fdc_write(), page_frame_alloc(), page_frame_free(), page_frame_manage(), page_frame_ref(), and page_frame_refcnt().

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int pthread_mutex_trylock

(

pthread_mutex_t *

mutex)

뮤텍스 락을 시도한다.

Parameters

[in]

mutex

뮤텍스 객체

Returns

int 성공시 0, 실패시 오류 값

Definition at line 56 of file pthread_mutex.c.

References irq_local_restore(), irq_local_save(), lock, owner, pthread_equal(), pthread_self(), and refcnt.

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int pthread_mutex_unlock

(

pthread_mutex_t *

mutex)

뮤텍스 락을 해제한다.

Parameters

[in]

mutex

뮤텍스 객체

Returns

int 성공시 0, 실패시 오류 값

Definition at line 93 of file pthread_mutex.c.

References EINVAL, irq_local_restore(), irq_local_save(), lock, NULL, owner, pthread_equal(), pthread_self(), and refcnt.

Referenced by fat_cache_unlock(), fdc_close(), fdc_ioctl(), fdc_lseek(), fdc_open(), fdc_read(), fdc_write(), page_frame_alloc(), page_frame_free(), page_frame_manage(), page_frame_ref(), and page_frame_refcnt().

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