firebird/firebird-mirror
firebird/firebird-mirror
8
0
Fork 1
mirror of https://github.com/FirebirdSQL/firebird.git synced 2025-01-23 05:23:03 +01:00
Code Issues

added new method to posix threads mutex

Browse Source
This commit is contained in:
alexpeshkoff 2008-03-12 13:36:33 +00:00
parent 42ba8aef81
commit 4139292369
1 changed files with 17 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
src/common/classes/locks.h
View File

@ -43,6 +43,7 @@
#include <thread.h>
#include <synch.h>
#endif
#include <errno.h>
#endif
namespace Firebird {
@ -184,8 +185,8 @@ private:
private:
void init() {
int rc = pthread_mutex_init(&mlock, &attr);
if (rc < 0)
system_call_failed::raise("pthread_mutex_init");
if (rc)
system_call_failed::raise("pthread_mutex_init", rc);
}
public:
@ -193,18 +194,26 @@ public:
explicit Mutex(MemoryPool&) { init(); }
~Mutex() {
int rc = pthread_mutex_destroy(&mlock);
if (rc < 0)
system_call_failed::raise("pthread_mutex_destroy");
if (rc)
system_call_failed::raise("pthread_mutex_destroy", rc);
}
void enter() {
int rc = pthread_mutex_lock(&mlock);
if (rc < 0)
system_call_failed::raise("pthread_mutex_lock");
if (rc)
system_call_failed::raise("pthread_mutex_lock", rc);
}
bool tryEnter() {
int rc = pthread_mutex_trylock(&mlock);
if (rc == EBUSY)
return false;
if (rc)
system_call_failed::raise("pthread_mutex_trylock", rc);
return true;
}
void leave() {
int rc = pthread_mutex_unlock(&mlock);
if (rc < 0)
system_call_failed::raise("pthread_mutex_unlock");
if (rc)
system_call_failed::raise("pthread_mutex_unlock", rc);
}
public: