diff options
Diffstat (limited to 'src/stable/condition.cpp')
-rw-r--r-- | src/stable/condition.cpp | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/src/stable/condition.cpp b/src/stable/condition.cpp new file mode 100644 index 0000000..2f55ce2 --- /dev/null +++ b/src/stable/condition.cpp | |||
@@ -0,0 +1,49 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2007-2011 Xagasoft, All rights reserved. | ||
3 | * | ||
4 | * This file is part of the libbu++ library and is released under the | ||
5 | * terms of the license contained in the file LICENSE. | ||
6 | */ | ||
7 | |||
8 | #include <sys/time.h> | ||
9 | |||
10 | #include "bu/condition.h" | ||
11 | |||
12 | Bu::Condition::Condition() | ||
13 | { | ||
14 | pthread_cond_init( &cond, NULL ); | ||
15 | } | ||
16 | |||
17 | Bu::Condition::~Condition() | ||
18 | { | ||
19 | pthread_cond_destroy( &cond ); | ||
20 | } | ||
21 | |||
22 | int Bu::Condition::wait() | ||
23 | { | ||
24 | return pthread_cond_wait( &cond, &mutex ); | ||
25 | } | ||
26 | |||
27 | int Bu::Condition::wait( int nSec, int nUSec ) | ||
28 | { | ||
29 | struct timeval now; | ||
30 | struct timespec timeout; | ||
31 | struct timezone tz; | ||
32 | |||
33 | gettimeofday( &now, &tz ); | ||
34 | timeout.tv_sec = now.tv_sec + nSec + ((now.tv_usec + nUSec)/1000000); | ||
35 | timeout.tv_nsec = ((now.tv_usec + nUSec)%1000000)*1000; | ||
36 | |||
37 | return pthread_cond_timedwait( &cond, &mutex, &timeout ); | ||
38 | } | ||
39 | |||
40 | int Bu::Condition::signal() | ||
41 | { | ||
42 | return pthread_cond_signal( &cond ); | ||
43 | } | ||
44 | |||
45 | int Bu::Condition::broadcast() | ||
46 | { | ||
47 | return pthread_cond_broadcast( &cond ); | ||
48 | } | ||
49 | |||