pthread-win32.c File Reference

#include "postgres_fe.h"
#include "pthread-win32.h"

Include dependency graph for pthread-win32.c:

Go to the source code of this file.

Functions
DWORD	pthread_self (void)
void	pthread_setspecific (pthread_key_t key, void *val)
void *	pthread_getspecific (pthread_key_t key)
int	pthread_mutex_init (pthread_mutex_t *mp, void *attr)
int	pthread_mutex_lock (pthread_mutex_t *mp)
int	pthread_mutex_unlock (pthread_mutex_t *mp)

Function Documentation

pthread_getspecific()

void * pthread_getspecific

(

pthread_key_t

key

)

Definition at line 29 of file pthread-win32.c.

{
    return NULL;
}

Referenced by ecpg_finish(), ecpg_get_connection(), ecpg_get_connection_nr(), ECPGget_sqlca(), get_auto_allocs(), and get_descriptors().

pthread_mutex_init()

int pthread_mutex_init	(	pthread_mutex_t *	mp,
		void *	attr
	)

Definition at line 35 of file pthread-win32.c.

{
    mp->initstate = 0;
    return 0;
}

References pthread_mutex_t::initstate.

Referenced by pthread_barrier_init().

pthread_mutex_lock()

int pthread_mutex_lock

(

pthread_mutex_t *

mp

)

Definition at line 42 of file pthread-win32.c.

{
    /* Initialize the csection if not already done */
    if (mp->initstate != 1)
    {
        LONG        istate;
 
        while ((istate = InterlockedExchange(&mp->initstate, 2)) == 2)
            Sleep(0);           /* wait, another thread is doing this */
        if (istate != 1)
            InitializeCriticalSection(&mp->csection);
        InterlockedExchange(&mp->initstate, 1);
    }
    EnterCriticalSection(&mp->csection);
    return 0;
}

References pthread_mutex_t::csection, and pthread_mutex_t::initstate.

Referenced by default_threadlock(), ecpg_get_connection(), ecpg_log(), ECPGconnect(), ECPGdebug(), ECPGdisconnect(), pg_localeconv_r(), pgconn_bio_method(), and pthread_barrier_wait().

pthread_mutex_unlock()

int pthread_mutex_unlock

(

pthread_mutex_t *

mp

)

Definition at line 60 of file pthread-win32.c.

{
    if (mp->initstate != 1)
        return EINVAL;
    LeaveCriticalSection(&mp->csection);
    return 0;
}

References pthread_mutex_t::csection, and pthread_mutex_t::initstate.

Referenced by default_threadlock(), ecpg_get_connection(), ecpg_log(), ECPGconnect(), ECPGdebug(), ECPGdisconnect(), pg_localeconv_r(), pgconn_bio_method(), and pthread_barrier_wait().

pthread_self()

DWORD pthread_self

(

void

)

Definition at line 18 of file pthread-win32.c.

{
    return GetCurrentThreadId();
}

pthread_setspecific()

void pthread_setspecific	(	pthread_key_t	key,
		void *	val
	)

Definition at line 24 of file pthread-win32.c.

{
}

Referenced by ecpg_finish(), ECPGconnect(), ECPGget_sqlca(), ECPGsetconn(), set_auto_allocs(), and set_descriptors().