[PATCH] kernel32: Consider the working directory first when launching executables with CreateProcess.

Alexandre Julliard julliard at winehq.org
Fri Apr 26 06:31:37 CDT 2019


Vijay Kiran Kamuju <infyquest at gmail.com> writes:

> @@ -439,9 +439,17 @@ static HANDLE open_exe_file( const WCHAR *name, BOOL *is_64bit )
>   */
>  static BOOL find_exe_file( const WCHAR *name, WCHAR *buffer, int buflen, HANDLE *handle )
>  {
> +    WCHAR cur_dir[MAX_PATH];
> +
>      TRACE("looking for %s\n", debugstr_w(name) );
>  
> -    if (!SearchPathW( NULL, name, exeW, buflen, buffer, NULL ) &&
> +    /* The working directory takes precedence over other locations for CreateProcess unless the
> +     * 'NoDefaultCurrentDirectoryInExePath' environment variable is set (and the executable name
> +     * does not contain a backslash). */
> +    if ((NeedCurrentDirectoryForExePathW( name ) && GetCurrentDirectoryW( MAX_PATH, cur_dir) &&
> +         !SearchPathW( cur_dir, name, exeW, buflen, buffer, NULL )) &&
> +        /* not found in the working directory, try the system search path */
> +        !SearchPathW( NULL, name, exeW, buflen, buffer, NULL ) &&

This will break the search if the variable is set.

-- 
Alexandre Julliard
julliard at winehq.org



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