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More work towards getting bash to build.

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Implemented some syscalls: dup(), dup2(), getdtablesize().
FileHandle is now a retainable, since that's needed for dup()'ed fd's.
I didn't really test any of this beyond a basic smoke check.
This commit is contained in:
Andreas Kling 2018-11-05 19:01:22 +01:00
parent 82f84bab11
commit 9f2b9c82bf
17 changed files with 114 additions and 23 deletions
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11
VirtualFileSystem/FileHandle.h
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@ -3,15 +3,16 @@
#include "VirtualFileSystem.h"
#include "InodeMetadata.h"
#include <AK/ByteBuffer.h>
#include <AK/Retainable.h>
class TTY;
class FileHandle {
class FileHandle : public Retainable<FileHandle> {
public:
explicit FileHandle(RetainPtr<VirtualFileSystem::Node>&&);
static RetainPtr<FileHandle> create(RetainPtr<VirtualFileSystem::Node>&&);
~FileHandle();
OwnPtr<FileHandle> clone();
RetainPtr<FileHandle> clone();
int close();
@ -39,9 +40,6 @@ public:
VirtualFileSystem::Node* vnode() { return m_vnode.ptr(); }
#ifdef SERENITY
int fd() const { return m_fd; }
void setFD(int fd) { m_fd = fd; }
bool isBlocking() const { return m_isBlocking; }
void setBlocking(bool b) { m_isBlocking = b; }
#endif
@ -50,6 +48,7 @@ public:
private:
friend class VirtualFileSystem;
explicit FileHandle(RetainPtr<VirtualFileSystem::Node>&&);
RetainPtr<VirtualFileSystem::Node> m_vnode;