pthdb_rwlockattr_addr, or pthdb_rwlockattr_pshared Subroutine
Purpose
Gets the rwlock attribute pshared values.
Library
pthread debug library (libpthdebug.a)
Syntax
#include <sys/pthdebug.h>int pthdb_rwlockattr_addr (pthdb_session_t session,
pthdb_rwlockattr_t rwlockattr,
pthdb_addr_t * addrp)
pthdb_rwlockattr_t rwlockattr,
pthdb_addr_t * addrp)
int pthdb_rwlockattr_pshared (pthdb_session_t session,
pthdb_rwlockattr_t rwlockattr,
pthdb_pshared_t * psharedp)
pthdb_rwlockattr_t rwlockattr,
pthdb_pshared_t * psharedp)
Description
pthdb_rwlockattr_addr reports the address of the pthread_rwlockattr_t.
pthdb_rwlockattr_pshared is used to get the rwlock attribute process shared value. The pshared value can be PSH_SHARED, PSH_PRIVATE, or PSH_NOTSUP.
Parameters
| Item | Description |
|---|---|
| addr | Read/Write lock attribute address. |
| psharedp | Pointer to the pshared value. |
| rwlockattr | Read/Write lock attribute handle |
| session | Session handle. |
Return Values
If successful, these functions return PTHDB_SUCCESS. Otherwise, an error code is returned.
Error Codes
| Item | Description |
|---|---|
| PTHDB_BAD_RWLOCKATTR | Invalid rwlock attribute handle. |
| PTHDB_BAD_SESSION | Invalid session handle. |
| PTHDB_CALLBACK | Debugger call back error. |
| PTHDB_INTERNAL | Error in library. |
| PTHDB_POINTER | Invalid pointer |
Related Information
The pthdebug.h file.
The pthread.h file.