From 18fbccafb72796d298468f6649810bbd55c78d8e Mon Sep 17 00:00:00 2001
From: apio <blobs.trading@gmail.com>
Date: Sun, 16 Oct 2022 16:58:18 +0200
Subject: [PATCH] VFS: add an exists() function

---
 kernel/include/fs/VFS.h | 2 ++
 kernel/src/fs/VFS.cpp   | 5 +++++
 2 files changed, 7 insertions(+)

diff --git a/kernel/include/fs/VFS.h b/kernel/include/fs/VFS.h
index 140b052d..6519ad59 100644
--- a/kernel/include/fs/VFS.h
+++ b/kernel/include/fs/VFS.h
@@ -42,6 +42,8 @@ namespace VFS
 
     Node* resolve_path(const char* filename, Node* root = nullptr);
 
+    bool exists(const char* pathname);
+
     void mount(Node* mountpoint, Node* mounted);
     void mount(const char* pathname, Node* mounted);
 
diff --git a/kernel/src/fs/VFS.cpp b/kernel/src/fs/VFS.cpp
index 4a9a4509..df8566a7 100644
--- a/kernel/src/fs/VFS.cpp
+++ b/kernel/src/fs/VFS.cpp
@@ -160,6 +160,11 @@ int VFS::mkdir(const char* pathname)
     return result;
 }
 
+bool VFS::exists(const char* pathname)
+{
+    return resolve_path(pathname) != nullptr;
+}
+
 void VFS::mount(Node* mountpoint, Node* mounted)
 {
     if (!mountpoint || !mounted) return;