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[Bug fortran/23815] Add -byteswapio flag



------- Comment #30 from tkoenig at gcc dot gnu dot org  2006-02-06 20:12 -------
Subject: Bug 23815

Author: tkoenig
Date: Mon Feb  6 20:12:44 2006
New Revision: 110664

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=110664
Log:
2005-02-06  Thomas Koenig  <Thomas.Koenig@online.de>

        PR libfortran/23815
        * gfortran.texi: Document the GFORTRAN_CONVERT_UNIT environment
        variable.
        * invoke.texi:  Mention the "Runtime" chapter.
        Document the -fconvert= option.
        * gfortran.h:  Add options_convert.
        * lang.opt:  Add fconvert=little-endian, fconvert=big-endian,
        fconvert=native and fconvert=swap.
        * trans-decl.c (top level):  Add gfor_fndecl_set_convert.
        (gfc_build_builtin_function_decls):  Set gfor_fndecl_set_convert.
        (gfc_generate_function_code):  If -fconvert was specified,
        and this is the main program, add a call to set_convert().
        * options.c:  Handle the -fconvert options.

2005-02-06  Thomas Koenig  <Thomas.Koenig@online.de>

        PR libfortran/23815
        * runtime/environ.c (init_unformatted):  Add GFORTRAN_CONVERT_UNIT
        environment variable.
        (top level):  Add defines, type and static variables for
        GFORTRAN_CONVERT_UNIT handling.
        (search_unit):  New function.
        (match_word): New function.
        (match_integer): New function.
        (next_token): New function.
        (push_token): New function.
        (mark_single): New function.
        (mark_range): New funciton.
        (do_parse): New function.
        (init_unformatted): New function.
        (get_unformatted_convert): New function.
        * runtime/compile_options.c:  Add set_convert().
        * libgfortran.h:  Add convert to compile_options_t.
        * io/open.c (st_open): Call get_unformatted_convert to get
        unit default; if CONVERT_NONE is returned, check for
        the presence of a CONVERT specifier and use it.
        As default, use compile_options.convert.
        * io/io.h (top level): Add CONVERT_NONE to unit_convert, to signal
        "nothing has been set".
        (top level): Add prototype for get_unformatted_convert.

2005-02-06  Thomas Koenig  <Thomas.Koenig@online.de>

        PR libfortran/23815
        * unf_io_convert_4.f90:  New test.


Added:
    trunk/gcc/testsuite/gfortran.dg/unf_io_convert_4.f90
Modified:
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/gfortran.h
    trunk/gcc/fortran/gfortran.texi
    trunk/gcc/fortran/invoke.texi
    trunk/gcc/fortran/lang.opt
    trunk/gcc/fortran/options.c
    trunk/gcc/fortran/trans-decl.c
    trunk/gcc/testsuite/ChangeLog
    trunk/libgfortran/ChangeLog
    trunk/libgfortran/io/io.h
    trunk/libgfortran/io/open.c
    trunk/libgfortran/libgfortran.h
    trunk/libgfortran/runtime/compile_options.c
    trunk/libgfortran/runtime/environ.c


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23815


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