20 #include "JackPosixProcessSync.h"
21 #include "JackError.h"
26 void JackPosixProcessSync::Signal()
28 int res = pthread_cond_signal(&fCond);
30 jack_error(
"JackPosixProcessSync::Signal error err = %s", strerror(res));
35 void JackPosixProcessSync::LockedSignal()
37 int res = pthread_mutex_lock(&fMutex);
39 jack_error(
"JackPosixProcessSync::LockedSignal error err = %s", strerror(res));
41 res = pthread_cond_signal(&fCond);
43 jack_error(
"JackPosixProcessSync::LockedSignal error err = %s", strerror(res));
45 res = pthread_mutex_unlock(&fMutex);
47 jack_error(
"JackPosixProcessSync::LockedSignal error err = %s", strerror(res));
51 void JackPosixProcessSync::SignalAll()
53 int res = pthread_cond_broadcast(&fCond);
55 jack_error(
"JackPosixProcessSync::SignalAll error err = %s", strerror(res));
60 void JackPosixProcessSync::LockedSignalAll()
62 int res = pthread_mutex_lock(&fMutex);
64 jack_error(
"JackPosixProcessSync::LockedSignalAll error err = %s", strerror(res));
66 res = pthread_cond_broadcast(&fCond);
68 jack_error(
"JackPosixProcessSync::LockedSignalAll error err = %s", strerror(res));
70 res = pthread_mutex_unlock(&fMutex);
72 jack_error(
"JackPosixProcessSync::LockedSignalAll error err = %s", strerror(res));
76 void JackPosixProcessSync::Wait()
78 ThrowIf(!pthread_equal(pthread_self(), fOwner), JackException(
"JackPosixProcessSync::Wait: a thread has to have locked a mutex before it can wait"));
81 int res = pthread_cond_wait(&fCond, &fMutex);
83 jack_error(
"JackPosixProcessSync::Wait error err = %s", strerror(res));
85 fOwner = pthread_self();
90 void JackPosixProcessSync::LockedWait()
93 res = pthread_mutex_lock(&fMutex);
95 jack_error(
"JackPosixProcessSync::LockedWait error err = %s", strerror(res));
97 if ((res = pthread_cond_wait(&fCond, &fMutex)) != 0) {
98 jack_error(
"JackPosixProcessSync::LockedWait error err = %s", strerror(res));
100 res = pthread_mutex_unlock(&fMutex);
102 jack_error(
"JackPosixProcessSync::LockedWait error err = %s", strerror(res));
106 bool JackPosixProcessSync::TimedWait(
long usec)
108 ThrowIf(!pthread_equal(pthread_self(), fOwner), JackException(
"JackPosixProcessSync::TimedWait: a thread has to have locked a mutex before it can wait"));
111 struct timeval T0, T1;
116 jack_log(
"JackPosixProcessSync::TimedWait time out = %ld", usec);
117 gettimeofday(&T0, 0);
119 gettimeofday(&now, 0);
120 unsigned int next_date_usec = now.tv_usec + usec;
121 time.tv_sec = now.tv_sec + (next_date_usec / 1000000);
122 time.tv_nsec = (next_date_usec % 1000000) * 1000;
124 res = pthread_cond_timedwait(&fCond, &fMutex, &time);
126 jack_error(
"JackPosixProcessSync::TimedWait error usec = %ld err = %s", usec, strerror(res));
128 fOwner = pthread_self();
131 gettimeofday(&T1, 0);
132 jack_log(
"JackPosixProcessSync::TimedWait finished delta = %5.1lf",
133 (1e6 * T1.tv_sec - 1e6 * T0.tv_sec + T1.tv_usec - T0.tv_usec));
139 bool JackPosixProcessSync::LockedTimedWait(
long usec)
141 struct timeval T0, T1;
146 res1 = pthread_mutex_lock(&fMutex);
148 jack_error(
"JackPosixProcessSync::LockedTimedWait error err = %s", usec, strerror(res1));
151 jack_log(
"JackPosixProcessSync::TimedWait time out = %ld", usec);
152 gettimeofday(&T0, 0);
154 gettimeofday(&now, 0);
155 unsigned int next_date_usec = now.tv_usec + usec;
156 time.tv_sec = now.tv_sec + (next_date_usec / 1000000);
157 time.tv_nsec = (next_date_usec % 1000000) * 1000;
158 res2 = pthread_cond_timedwait(&fCond, &fMutex, &time);
160 jack_error(
"JackPosixProcessSync::LockedTimedWait error usec = %ld err = %s", usec, strerror(res2));
163 gettimeofday(&T1, 0);
164 res1 = pthread_mutex_unlock(&fMutex);
166 jack_error(
"JackPosixProcessSync::LockedTimedWait error err = %s", usec, strerror(res1));
169 jack_log(
"JackPosixProcessSync::TimedWait finished delta = %5.1lf",
170 (1e6 * T1.tv_sec - 1e6 * T0.tv_sec + T1.tv_usec - T0.tv_usec));
SERVER_EXPORT void jack_error(const char *fmt,...)
SERVER_EXPORT void jack_log(const char *fmt,...)