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Kernel: Add link() syscall to create hard links.

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This accidentally grew into a little bit of VFS cleanup as well.

Also add a simple /bin/ln implementation to exercise it.
This commit is contained in:
Andreas Kling 2019-02-21 13:26:40 +01:00
parent b6115ee5b7
commit 7d288aafb2
13 changed files with 138 additions and 93 deletions
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10
Kernel/ProcFS.cpp
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@ -1038,19 +1038,13 @@ ssize_t ProcFSInode::write_bytes(off_t offset, size_t size, const byte* buffer,
bool ProcFSInode::add_child(InodeIdentifier child_id, const String& name, byte file_type, int& error)
{
(void) child_id;
(void) name;
(void) file_type;
(void) error;
ASSERT_NOT_REACHED();
error = -EPERM;
return false;
}
bool ProcFSInode::remove_child(const String& name, int& error)
{
(void) name;
(void) error;
ASSERT_NOT_REACHED();
error = -EPERM;
return false;
}