8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #ifndef OS_BSD_SEMAPHORE_BSD_HPP
26 #define OS_BSD_SEMAPHORE_BSD_HPP
27
28 #ifndef __APPLE__
29 // Use POSIX semaphores.
30 # include "semaphore_posix.hpp"
31
32 #else
33 // OS X doesn't support unamed POSIX semaphores, so the implementation in os_posix.cpp can't be used.
34 # include "memory/allocation.hpp"
35 # include <mach/semaphore.h>
36
37 class OSXSemaphore : public CHeapObj<mtInternal>{
38 semaphore_t _semaphore;
39
40 // Prevent copying and assignment.
41 OSXSemaphore(const OSXSemaphore&);
42 OSXSemaphore& operator=(const OSXSemaphore&);
43
44 public:
45 OSXSemaphore(uint value = 0);
46 ~OSXSemaphore();
47
48 void signal(uint count = 1);
49
50 void wait();
51
52 bool trywait();
53
54 // wait until the given relative time elapses
55 bool timedwait(int64_t millis);
56 };
57
58 typedef OSXSemaphore SemaphoreImpl;
59
60 #endif // __APPLE__
61
62 #endif // OS_BSD_SEMAPHORE_BSD_HPP
|
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #ifndef OS_BSD_SEMAPHORE_BSD_HPP
26 #define OS_BSD_SEMAPHORE_BSD_HPP
27
28 #include "utilities/macros.hpp"
29
30 #ifndef __APPLE__
31 // Use POSIX semaphores.
32 # include "semaphore_posix.hpp"
33
34 #else
35 // OS X doesn't support unamed POSIX semaphores, so the implementation in os_posix.cpp can't be used.
36 # include "memory/allocation.hpp"
37 # include <mach/semaphore.h>
38
39 class OSXSemaphore : public CHeapObj<mtInternal>{
40 semaphore_t _semaphore;
41
42 NONCOPYABLE(OSXSemaphore);
43
44 public:
45 OSXSemaphore(uint value = 0);
46 ~OSXSemaphore();
47
48 void signal(uint count = 1);
49
50 void wait();
51
52 bool trywait();
53
54 // wait until the given relative time elapses
55 bool timedwait(int64_t millis);
56 };
57
58 typedef OSXSemaphore SemaphoreImpl;
59
60 #endif // __APPLE__
61
62 #endif // OS_BSD_SEMAPHORE_BSD_HPP
|