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Kernel: Implement FIFOs/named pipes

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This commit is contained in:
Peter Elliott 2020-07-16 15:23:03 -06:00 • committed by Andreas Kling
parent 76e34968fa
commit d01eba6fa3
5 changed files with 69 additions and 0 deletions
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12
Kernel/FileSystem/Inode.cpp
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@ -205,6 +205,18 @@ void Inode::unregister_watcher(Badge<InodeWatcher>, InodeWatcher& watcher)
m_watchers.remove(&watcher);
}
FIFO& Inode::fifo()
{
ASSERT(metadata().is_fifo());
// FIXME: Release m_fifo when it is closed by all readers and writers
if (!m_fifo)
m_fifo = FIFO::create(metadata().uid);
ASSERT(m_fifo);
return *m_fifo;
}
void Inode::set_metadata_dirty(bool metadata_dirty)
{
if (m_metadata_dirty == metadata_dirty)