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52 #include "qtlockedfile.h"
54 bool QtLockedFile::lock(LockMode mode, bool block)
57 qWarning("QtLockedFile::lock(): file is not opened");
64 if (mode == m_lock_mode)
67 if (m_lock_mode != NoLock)
71 fl.l_whence = SEEK_SET;
74 fl.l_type = (mode == ReadLock) ? F_RDLCK : F_WRLCK;
75 int cmd = block ? F_SETLKW : F_SETLK;
76 int ret = fcntl(handle(), cmd, &fl);
79 if (errno != EINTR && errno != EAGAIN)
80 qWarning("QtLockedFile::lock(): fcntl: %s", strerror(errno));
90 bool QtLockedFile::unlock()
93 qWarning("QtLockedFile::unlock(): file is not opened");
101 fl.l_whence = SEEK_SET;
105 int ret = fcntl(handle(), F_SETLKW, &fl);
108 qWarning("QtLockedFile::lock(): fcntl: %s", strerror(errno));
112 m_lock_mode = NoLock;
116 QtLockedFile::~QtLockedFile()