diff options
Diffstat (limited to 'src/condition.cpp')
| -rw-r--r-- | src/condition.cpp | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/src/condition.cpp b/src/condition.cpp new file mode 100644 index 0000000..2f55ce2 --- /dev/null +++ b/src/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 | |||
