- if(FD & VFS_KERNEL_FLAG) {
- FD &= (VFS_KERNEL_FLAG - 1);
- if(FD >= MAX_KERNEL_FILES) return NULL;
- h = &gaKernelHandles[ FD ];
- } else {
- if(FD >= CFGINT(CFG_VFS_MAXFILES)) return NULL;
- h = &gaUserHandles[ FD ];
+ // Get node so we can check for directory
+ h = VFS_GetHandle(fd);
+ if( !(h->Node->Flags & VFS_FFLAG_DIRECTORY) ) {
+ Log("VFS_ChDir: Path is not a directory");
+ VFS_Close(fd);
+ return -1;
+ }
+
+ // Close file
+ VFS_Close(fd);
+
+ // Free old working directory
+ if( CFGPTR(CFG_VFS_CWD) )
+ free( CFGPTR(CFG_VFS_CWD) );
+ // Set new
+ CFGPTR(CFG_VFS_CWD) = buf;
+
+ Log("Updated CWD to '%s'", buf);
+
+ return 1;
+}
+
+/**
+ * \fn int VFS_ChRoot(char *New)
+ * \brief Change current root directory
+ */
+int VFS_ChRoot(char *New)
+{
+ char *buf;
+ int fd;
+ tVFS_Handle *h;
+
+ if(New[0] == '/' && New[1] == '\0')
+ return 1; // What a useless thing to ask!
+
+ // Create Absolute
+ buf = VFS_GetAbsPath(New);
+ if(buf == NULL) {
+ LOG("Path expansion failed");
+ return -1;