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Add support for removing directories.

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It's really only supported in Ext2FS since SynthFS doesn't really want you
mucking around with its files. This is pretty neat though :^)

I ran into some trouble with HashMap while working on this but opted to work
around it and leave that for a separate investigation.
This commit is contained in:
Andreas Kling 2019-01-28 04:16:01 +01:00
parent 031c62a21e
commit c95228b128
19 changed files with 185 additions and 40 deletions
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3
Kernel/VirtualFileSystem.h
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@ -68,6 +68,7 @@ public:
RetainPtr<FileDescriptor> create(const String& path, int& error, int options, mode_t mode, InodeIdentifier base);
bool mkdir(const String& path, mode_t mode, InodeIdentifier base, int& error);
bool unlink(const String& path, Inode& base, int& error);
bool rmdir(const String& path, Inode& base, int& error);
void register_character_device(CharacterDevice&);
@ -90,7 +91,7 @@ private:
bool is_vfs_root(InodeIdentifier) const;
void traverse_directory_inode(Inode&, Function<bool(const FS::DirectoryEntry&)>);
InodeIdentifier resolve_path(const String& path, InodeIdentifier base, int& error, int options = 0, InodeIdentifier* deepest_dir = nullptr);
InodeIdentifier resolve_path(const String& path, InodeIdentifier base, int& error, int options = 0, InodeIdentifier* parent_id = nullptr);
InodeIdentifier resolve_symbolic_link(InodeIdentifier base, Inode& symlink_inode, int& error);
Mount* find_mount_for_host(InodeIdentifier);