pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER; pthread_cond_t cond = PTHREAD_COND_INITIALIZER; static int condition_met; void thread_function() { pthread_mutex_lock(&lock); while (condition_met == 0) { pthread_cond_wAIt(&cond, &lock); // 等待条件变量 } // 执行当条件满足时的操作 ...
staticpthread_mutex_tfileDownloadMutex=PTHREAD_MUTEX_INITIALIZER; rfbBoolfileTransferEnabled=TRUE; rfbBoolfileTransferInitted=FALSE; charftproot[PATH_MAX]; staticrfbBoolfileTransferEnabled=TRUE; staticrfbBoolfileTransferInitted=FALSE; staticcharftproot[PATH_MAX]; ...
Unique rules to find Bugs, Vulnerabilities, Security Hotspots, and Code Smells in your C code "pthread_mutex_t" should be unlocked in the reverse order they were locked intentionality-logical reliability Bug BlockerSonarSource default severity ...
1. 使用互斥锁（std::mutex）2. 使用原子变量（std::atomic）3. 使用线程本地存储（Thread-Local St...
// If __atomic_* and futex syscall are supported, don't use any global // mutex. if (__gnu_cxx::__is_single_threaded()) { int *gi = (int *) (void *) g; *gi = _GLIBCXX_GUARD_BIT; // 1 return; } else { int *gi = (int *) (...
@@ -210,8 +210,8 @@ typedef pthread_mutex_t osal_fastmutex_t; /*---*/ /* OS abstraction layer stuff */ MDBX_INTERNAL_VAR unsigned sys_pagesize; MDBX_MAYBE_UNUSED MDBX_INTERNAL_VAR unsigned sys_pagesize_ln2, MDBX_INTERNAL_VAR_PROTO unsigned sys_pagesize; MDBX_MAYBE_UNUSED MDBX_...
// If __atomic_* and futex syscall are supported, don't use any global // mutex. if (__gnu_cxx::__is_single_threaded()) { int *gi = (int *) (void *) g; *gi = _GLIBCXX_GUARD_BIT; // 1 return; } else { int *gi = (int *) (void *) g; ...
看右下角可知,其崩溃在方法pthread_rwlock_wrlock中。而这正是因为我们删掉static_init()后 rwlock_t runtimeLock; rwlock_t selLock; mutex_t cacheUpdateLock; recursive_mutex_t loadMethodLock; 这四行代码没有执行引起的(因为对应的构造函数不能执行)。至此谜题终于解开了。
siginfo_t*, void*) at /mnt/disk1/hezhiqiang/doris/be/src/common/signal_handler.h:413 1# 0x00007F5D5DA5A400 in /lib64/libc.so.6 2# __pthread_mutex_lock in /lib64/libpthread.so.0 3# __gthread_mutex_lock(pthread_mutex_t*) at ...
#ifndef _WIN32 #ifndef __APPLE__ #ifndef __GLIBC__ // Increase default stack size for libmusl: pthread_attr_t a; memset(&a, 0, sizeof(pthread_attr_t)); pthread_attr_setstacksize(&a, 8*1024*1024); // 8MB as in glibc pthread_attr_setguardsize(&a, 4096); // one page pthre...