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Add Pth specific r/w lock implementation.

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This commit is contained in:
Kurt Zeilenga 2000-06-07 01:34:00 +00:00
parent e5ebc553ac
commit 107e99e302
2 changed files with 47 additions and 0 deletions
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3
include/ldap_int_thread.h
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@ -89,6 +89,9 @@ typedef pth_t ldap_int_thread_t;
typedef pth_mutex_t ldap_int_thread_mutex_t;
typedef pth_cond_t ldap_int_thread_cond_t;
#define LDAP_THREAD_HAVE_RDWR 1
typedef pth_rwlock_t ldap_pvt_thread_rdwr_t;
LDAP_END_DECL

44
libraries/libldap_r/thr_pth.c
View file

@ -140,4 +140,48 @@ ldap_int_thread_mutex_trylock( ldap_int_thread_mutex_t *mutex )
return( pth_mutex_acquire( mutex, 1, NULL ) );
}
#ifdef LDAP_THREAD_HAVE_RDWR
int
ldap_pvt_thread_rdwr_init( ldap_pvt_thread_rdwr_t *rw )
{
return pth_rwlock_init( rw );
}
int
ldap_pvt_thread_rdwr_destroy( ldap_pvt_thread_rdwr_t *rw )
{
return 0;
}
int ldap_pvt_thread_rdwr_rlock( ldap_pvt_thread_rdwr_t *rw )
{
return pth_rwlock_acquire( rw, PTH_RWLOCK_RD, 0, NULL );
}
int ldap_pvt_thread_rdwr_rtrylock( ldap_pvt_thread_rdwr_t *rw )
{
return pth_rwlock_acquire( rw, PTH_RWLOCK_RD, 1, NULL );
}
int ldap_pvt_thread_rdwr_runlock( ldap_pvt_thread_rdwr_t *rw )
{
return pth_rwlock_release( rw );
}
int ldap_pvt_thread_rdwr_wlock( ldap_pvt_thread_rdwr_t *rw )
{
return pth_rwlock_acquire( rw, PTH_RWLOCK_RW, 0, NULL );
}
int ldap_pvt_thread_rdwr_wtrylock( ldap_pvt_thread_rdwr_t *rw )
{
return pth_rwlock_acquire( rw, PTH_RWLOCK_RW, 1, NULL );
}
int ldap_pvt_thread_rdwr_wunlock( ldap_pvt_thread_rdwr_t *rw )
{
return pth_rwlock_release( rw );
}
#endif /* LDAP_THREAD_HAVE_RDWR */
#endif /* HAVE_GNU_PTH */