select.c: Moved content to select_inc.c.

select.c: Moved content to select_inc.c.

        * runtime/select.c: Moved content to select_inc.c. Include it.
        Add macros for different character types.
        * runtime/select_inc.c: New file.
        * runtime/convert_char.c: New file.
        * intrinsics/pack_generic.c (pack_char4, pack_s_char4): New
        functions.
        * intrinsics/transpose_generic.c (transpose_char4): New function.
        * intrinsics/spread_generic.c (spread_char4, spread_char4_scalar):
        New functions.
        * intrinsics/unpack_generic.c (unpack1_char4, unpack0_char4):
        New functions.
        * intrinsics/reshape_generic.c (reshape_char): Use
        gfc_charlen_type as type for length variables.
        (reshape_char4): New function.
        * gfortran.map (GFORTRAN_1.1): Add _gfortran_select_string_char4,
        _gfortran_convert_char1_to_char4, _gfortran_convert_char4_to_char1,
        _gfortran_transpose_char4, _gfortran_spread_char4,
        _gfortran_spread_char4_scalar, _gfortran_reshape_char4,
        _gfortran_pack_char4, _gfortran_pack_s_char4,
        _gfortran_unpack0_char4 and _gfortran_unpack1_char4.
        * Makefile.am: Add runtime/convert_char.c.
        * Makefile.in: Regenerate.

From-SVN: r135496