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Implement sys$chdir() and teach sh+ls to cd around and browse different dirs.

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This commit is contained in:
Andreas Kling
2018-10-26 14:24:11 +02:00
parent ac738b03d6
commit 2749e7f1c2
16 changed files with 147 additions and 33 deletions
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24
VirtualFileSystem/VirtualFileSystem.cpp
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@@ -168,9 +168,9 @@ void VirtualFileSystem::freeNode(Node* node)
m_nodeFreeList.append(move(node));
}
bool VirtualFileSystem::isDirectory(const String& path)
bool VirtualFileSystem::isDirectory(const String& path, Node* base)
{
auto inode = resolvePath(path);
auto inode = resolvePath(path, base);
if (!inode.isValid())
return false;
@@ -355,11 +355,11 @@ bool VirtualFileSystem::touch(const String& path)
return inode.fileSystem()->setModificationTime(inode, ktime(nullptr));
}
OwnPtr<FileHandle> VirtualFileSystem::open(const String& path)
OwnPtr<FileHandle> VirtualFileSystem::open(const String& path, Node* base)
{
Locker locker(VirtualFileSystem::lock());
auto inode = resolvePath(path);
auto inode = resolvePath(path, base);
if (!inode.isValid())
return nullptr;
auto vnode = getOrCreateNode(inode);
@@ -368,7 +368,7 @@ OwnPtr<FileHandle> VirtualFileSystem::open(const String& path)
return make<FileHandle>(move(vnode));
}
OwnPtr<FileHandle> VirtualFileSystem::create(const String& path)
OwnPtr<FileHandle> VirtualFileSystem::create(const String& path, Node* base)
{
Locker locker(VirtualFileSystem::lock());
@@ -378,7 +378,7 @@ OwnPtr<FileHandle> VirtualFileSystem::create(const String& path)
return nullptr;
}
OwnPtr<FileHandle> VirtualFileSystem::mkdir(const String& path)
OwnPtr<FileHandle> VirtualFileSystem::mkdir(const String& path, Node* base)
{
Locker locker(VirtualFileSystem::lock());
@@ -398,10 +398,18 @@ InodeIdentifier VirtualFileSystem::resolveSymbolicLink(const String& basePath, I
return resolvePath(buf);
}
InodeIdentifier VirtualFileSystem::resolvePath(const String& path)
InodeIdentifier VirtualFileSystem::resolvePath(const String& path, Node* base)
{
if (path.isEmpty())
return { };
auto parts = path.split('/');
InodeIdentifier inode = m_rootNode->inode;
InodeIdentifier inode;
if (path[0] == '/')
inode = m_rootNode->inode;
else
inode = base ? base->inode : m_rootNode->inode;
for (unsigned i = 0; i < parts.size(); ++i) {
auto& part = parts[i];