publicclassMySemaphore{// ...// 等待信号量publicvoidwaitSemaphore(){try{// 调用acquire方法等待信号量的值变为大于0semaphore.acquire();}catch(InterruptedExceptione){e.printStackTrace();}}// 发送信号量publicvoidpostSemaphore(){//
extern int sem_init __P ((sem_t *__sem, int __pshared, unsigned int __value)); sem为指向信号量结构的一个指针;pshared不为0时此信号量在进程间共享,否则只能为当前进程的所有线程共享;value给出了信号量的初始值。 函数sem_post( sem_t *sem )用来增加信号量的值。当有线程阻塞在这个信号量上...
sem_wait(&upData->uart_begin); if(!upData->uart_inited) { sem_post(&upData->uart_end); break; } //No message to upload if(upData->messageCnt <=0) sem_wait(&upData->uart_begin); upData->SYNCCode = SYNCDATA1; #if1 if(!CRCCheck((uuint8*)upData,Send))//CRC { LOGE("u...
sem_wait(&upData->uart_begin); if(!upData->uart_inited) { sem_post(&upData->uart_end); break; } //No message to upload if(upData->messageCnt <=0) sem_wait(&upData->uart_begin); upData->SYNCCode = SYNCDATA1; #if1 if(!CRCCheck((uuint8*)upData,Send))//CRC { LOGE("u...
(sem_t* __sem, int* __value); int sem_init(sem_t* __sem, int __shared, unsigned int __value); int sem_post(sem_t* __sem); int sem_timedwait(sem_t* __sem, const struct timespec* __ts); /* * POSIX only supports using sem_timedwait() with CLOCK_REALTIME, however that ...
Description Fail to install update after successful download, no error whatsoever in the logs. Repro Steps Launch app Tap download on "App update available" modal After the update has been downloaded, Tap Update Modal disappears and noth...
ipc ipc/sem: Fix dangling sem_array access in semtimedop race Dec 8, 2022 kernel Merge keystone/android13-5.15-keystone-qcom-release.167 (a3a0d15) int… Jan 8, 2025 lib Merge 5.15.167 into android13-5.15-lts Oct 8, 2024 mm Revert "ANDROID: mm: Fix SPF-aware fast-mremap" Dec 12,...
.");Dialog.show();nameValuePairs.add(newBasicNameValuePair("DEPT",DEPT));nameValuePairs.add(newBasicNameValuePair("SEM",SEM));nameValuePairs.add(newBasicNameValuePair("DIV",DIV));}protectedVoiddoInBackground(String...urls){try{HttpClient httpclient=newDefaultHttpClient();HttpPost httppost=newHttpPost...
Změnit výšku:Změní se výška klipu. Oříznutí a vzhled: Oříznout horní část:Oříznout horní okraj klipu. Oříznout dolní část:Oříznout spodní okraj klipu. Oříznout vlevo:Oříznout levý okraj klipu. ...
sem_post(&sem_w);// 释放一个写资源 } return (void *)0; } int main(int argc, char **argv) { pthread_t thread[2*N]; int i; pthread_mutex_init(&mutex_w,NULL); pthread_mutex_init(&mutex_r,NULL); sem_init(&sem_w,0,N); ...