erythros/System/Shell/Commands/cd.HC

I64 @shell_cmd_cd(@shell* sh, I64 argc, U8** argv)
{
    I64 res = 0;
    if (argc < 2) {
        StrPrint(&sh->cwd, &Compositor.session.home);
        return res;
    }
    U8* full_expanded_path = @shell_expand_relative_path(sh, argv[1]);
    if (!FileSystem.PathExists(full_expanded_path)) {
        Stdio.WriteLine(sh, "cd: %s: No such file or directory\n", argv[1]);
        res = 1;
    } else {
        U8* new_path = @shell_expand_relative_path_to_root_path(sh, argv[1]);
        U8* resolved_path = @filesystem_resolve_path(new_path);
        StrPrint(&sh->cwd, resolved_path);
        Free(resolved_path);
        Free(new_path);
    }
    Free(full_expanded_path);
    return res;
}