ChangeLog.old of MCPP and its accompanying Validation Suite

2005/03/19  kmatsui

        * V.2.5

        * Absorbed POST_STANDARD mode into STANDARD as an execution time

        option, absorbed OLD_PREPROCESSOR mode as an execution time

        option of PRE_STANDARD.  (all the sources)

        * Changed the evaluation of #if expression in PRE_STANDARD mode

        to use only (signed) long, not to use unsigned long.  (eval.c)

        * Revised the Standard mode macro expansion routine using GCC 3.

        2 testsuite and Wave 1.0 testcases.  Revised "blue painting" of

        the same name macro.  Revised debugging information.  Revised

        handling of token separator in STANDARD mode.  Split

        is_macro_call() from is_macro().  (expand.c)

        * Revised the old-preprocessor mode to follow "Reiser cpp model".

        (expand.c)

        * Removed FOLD_CASE settings.  (system.c)

        * Renamed most of #pragma __* directives as #pragma MCPP *.

        (system.c)

        * Added porting to GCC V.3.3 and 3.4.  Changed some options

        accordingly (changed -c to -@compat, changed -m to -e, removed

        -E, added -finput-charset=).  Created init_gcc_macro(),

        undef_gcc_macro().  (system.c)

        * Sorted usage() message lines alphabetically.

        * Removed documents on older preprocessors (DJGPP, compiler

        systems on MS-DOS except Borland C).

        * Revised judgment of GCC version and include directories.

        (configure.ac).

        * Provided man page.

        * Renamed the documents.

        * Validation Suite: Moved tests of multi-byte character encoding

        to quality matters.

        * Validation Suite: Changed points allocation of the test items.

        * Validation Suite: Added a few testcases for macro expansion.

        * Updated Japanese and English documents.

2004/03/20  kmatsui

        * V.2.4.1

        * Revised recursive macro expansion.  (expand.c)

        * Added -c option (compatible mode to GCC expansion of recursive

        macro).  (expand.c, system.c)

        * Revised some testcases in cpp-test/test-t directory.

2004/02/25  kmatsui

        * V.2.4 release.

        * Implemented handling of multi-byte character encodings other

        than 2-byte encodings.  Made various encodings available

        simultaneously.  Added #pragma __setlocale.  Added -m <encoding>

        option.  Enabled environment variable LC_ALL, LC_CTYPE and LANG

        to specify the encoding.  (all the sources)

        * Created mbchar.c.  Moved type[] from system.c.  Created type_*

        [] tables for various encodings of multi-byte character.

        Created encoding_name[][] table.  Created mb_init(),

        mb_read_2byte(), mb_read_iso2022_jp(), mb_read_utf8(), mb_eval(),

        set_encoding(), search_encoding() and strip_bar().  (mbchar.c)

        * Added porting to Plan 9 / pcc.  (noconfig.H, system.c)

        * Validation Suite: Added tests of various multi-byte character

        encodings.

        * Updated Japanese documents.

        * Updated English documents which were translated by Highwell,

        inc. ltd. from the Japanese documents.

        * Renamed the documents.

2003/11/28  kmatsui

        * V.2.4 prerelease.

        * Named this proprocessor as MCPP (This is not necessarily the

        name of its executable).

        * Changed predefined macro __decus_cpp as __MCPP.

        * Created configure script to make mcpp executable automatically.

        Accordingly, reorganized system.H, created configed.H and

        noconfig.H, and changed some macro names.

        * Diagnostics on macro expansion or macro redefinition were made

        to show the original macro definition and its location.

        * Changed DEFBUF and FILEINFO structure, reorganized some

        functions and variables.  Created set_fname() in system.c.

        (other than system.H, eval.c lib.c)

        * Created look_and_install().  (control.c)

        * Removed CON_NOEXPAND and CON_EXPAND modes.  Renamed CON_FALSE

        mode as PRE_STANDARD.  (all the sources)

        * Removed append_string(), catenate() and conv_st_quote().

        (expand.c)

        * Added #pragma __push_macro, #pragma __pop_macro, #pragma

        __preprocess, #pragma __preprocessed.  Created push_or_pop() and

        do_preprocess(), revised do_pragma() accordingly.  (system.c)

        * Implemented -MF, -MT, -MP, -MQ options for GCC-3-compatibility.

        Created md_init() and md_quote().  (system.c)

        * Added porting to Visual C++ .net.  (system.H, system.c)

        * Removed the oldest settings on VMS, DEC C and OS-9/09.  And

        removed accordingly vmsparse(), reopen_stdout(), set_stdin(),

        get_redirection(), put_start_file(), put_fname() and put_source().

        (system.H, system.c)

        * Added strstr() and strcspn().  (lib.c)

        * Moved open_file() and add_file() from main.c to system.c.

        Moved sharp() from system.c to main.c.

        * Updated test-reports on LCC-Win32 and ucpp.

        * Updated the Japanese documents. (The English documents are not

        yet updated.)

2003/03/29  kmatsui

        * V.2.3 patch 1.

        * Debugged the modes other than STANDARD.  (system.c)

2003/02/28  kmatsui

        * V.2.3 release.

        * Implemented identifier-like operators in C++98.  Created

        chk_ops() in eval.c and id_operator() in support.c.  (eval.c,

        control.c, support.c)

        * Reinforced checking of __VA_ARGS__.  (control.c)

        * Enabled interspersed options between filename arguments.

        (system.c)

        * Renamed #pragma __debug and #pragma __warning to #pragma

        __debug_cpp and #pragma __warning_cpp.  (system.c)

        * Created the edition of Validation Suite for GCC / testsuite.

        * -j option (GCC-compatible diagnostic format) added for testsuite.

        * Created the document named mcpp-summary.pdf.

        * Updated documents.

        * Released English version of documents which were translated by

        Highwell, inc. ltd. from the Japanese documents and revised by

        kmatsui.

2002/12/16  kmatsui

        * V.2.3 prerelease 2.

        * Port to GCC 3.2.  (system.H, system.c)

        * Fixed the bug of #include_next.  (system.c)

        * GCC-compatible options (-I-, -std=*) added.  (system.c)

        * Created norm_path() to normalize include directories.  (system.

        c)

        * Fixed the bug of rescan() which warns an innocent macro call.

        (expand.c)

        * Updated documents.  Renamed the documents.

2002/08/26  kmatsui

        * V.2.3 prerelease 1.

        * Updated according to C99 (ISO/IEC 9899:1999).

        * Added compatibility mode of C++ to C99.  (eval.c, expand.c,

        system.c)

        * Increased the class of warnings from four (OR of 1, 2, 4, 8)

        to five (OR of 1, 2, 4, 8, 16).  Changed some errors to warnings.

        * Fixed the bug of 0-parameter function-like macro.  Modified re-

        examination of macro of the same name.  (expand.c)

        * Fixed the bug of handling digraphs.  Implemented UCN in pp-

        number and string-literal.  (support.c)

        * Fixed the bugs of parse_env() and bsl2sl().  (system.c)

        * Implemented many GCC-compatible options.  Added -dM, -dD,

        -include and -isystem option for GCC.  Added -a (-lang-asm, -x

        assembler-with-cpp) option.  Extended -D option to enable

        function-like macro definition.  Changed specification of -S

        option and added -V, -h option.  (system.c)

        * Implemented #include_next and #warning for GCC.  Implemented

        also #pragma __include_next and #pragma __warning_cpp.  (system.

        c)

        * Created conv_case(), chk_env() and at_end().  Split set_limit(),

        set_pragma_op(), def_a_macro() from dooptions().  Split

        search_dir() from openinclude().  Removed is_id().  (system.c)

        * Port to Linux / GCC 2.95.3, LCC-Win32, Borland C 5.5.  (system.

        H, control.c, system.c)

        * Renamed functions and some variables using underscore to

        separate the two words.  (internal.H, all the *.c files)

        * Updated the Validation Suite.

        * Updated the documents.

        * Renamed the directories and the documents by NIIBE Yutaka.

        * Registered to CVS repository at m17n.org by NIIBE Yutaka

        <gniibe@fsij.org>.

1998/11     kmatsui

        * V.2.2

        * Updated according to C++98 (ISO/IEC 14882:1998)

        * Changed to evaluate "true" as 1 and "false" as 0 on C++,

        according to C++ Standard.  (eval.c)

        * Updated UCN constraint on C++ according to C++ Standard.

        (support.c)

        * Fixed the bug of interaction of predefined non-standard macro

        with -D option.  (main.c, control.c, expand.c, system.c)

        * Created undef_a_predef().  (main.c)

        * Removed alloc_mem().  (system.c)

1998/09     kmatsui

        * V.2.1

        * Updated C99 features according to 1998/08 draft (including UCN,

        optional multi-byte-character in identifier, type of #if

        expression in integer of maximum size and concatenation of wide-

        character-string-literal and character-string-literal).  (main.c,

        eval.c, support.c)

1998/08     kmatsui (Kiyoshi Matsui <kmatsui@t3.rim.or.jp>)

        * V.2.0

        * First release of MCPP (DECUS cpp V.2) at nifty-serve and

        vector/software-pack.

        * Re-written according to ISO 9899:1990 and it's Amendment 1,

        Corrigendum 1, 2.

        * Implemented translation phases precisely.  (support.c)

        * Revised tokenization according to the Standard and Amendment1.

        (support.c & others)

        * Implemented the pre-defined macros __STDC__, __STDC_VERSION__,

        __TIME__, and revised __DATE__.  Made these standard macros

        cannot be undefined nor redefined.  (main.c)

        * Implemented _Pragma() operator.  (main.c & others)

        * Revised some non-standard pre-defined macros.  (main.c)

        * Implemented #error directive.  The error message is output to

        the stderr.  (control.c)

        * Implemented #pragma __once directive, -i option and -M* option,

        imported from GCC.  (control.c & others)

        * Implemented #pragma __put_defines, #pragma __debug directives

        and the old style directives corresponding to them.  (system.c &

        others)

        * Made #pragma lines to be output with warning to the stderr for

        the compiler which can't recognize the directive.  (system.c)

        * Made #line argument to be subject to macro expansion.

        (control.c, support.c)

        * Reinforced the test of #define syntax.  (control.c)

        * Created Standard conforming mode of macro-expansion (including

        the processing of #, ## operators).  (expand.c)

        * Created "post-Standard" mode of preprocessing, which is a

        simplified version of Standard mode.  (all the sources)

        * Simplified CON_FALSE mode corresponding to K&R 1st.

        specifications.  CON_NOEXPAND, CON_EXPAND modes of the original

        version are retained (after revising).  (main.c, control.c eval.

        c, expand.c)

        * Revised # operator so as to inserts \ before \ or " in

        stringized arguments (except in MBCHAR) in Standard mode.

        (expand.c)

        * Changed the type of #if expression from int to long / unsigned

        long.  Reinforced expression evaluation.  (eval.c)

        * Implemented wide character constant, multi-character character

        constant, and revised multi-byte character constant in #if

        expression.  (eval.c)

        * Revised the handling of MBCHAR in string literal and character

        constant.  (support.c, expand.c, eval.c, main.c)

        * Supplemented the optional phase for the pre-Standard compiler-

        proper to concatenate adjacent string literals, convert '\a' and

        '\v' to octals, convert digraphs.  (main.c)

        * Implemented the features of C99-1997/11 draft except Unicode-

        related features (_Pragma operator, variable arguments of macro,

        // comments, long long of #if expression, p+ of pp-number) (all

        the sources)

        * Supplemented the C++ preprocessor option.  (support.c, system.

        c)

        * Refined error checks and diagnostic messages.  (all the

        sources)

        * Implemented -M* option.  (main.c, system.c)

        * Updated MS-DOS memory model option.  (system.c)

        * Revised command line options.  (system.c)

        * Made the source files compilable by C++ as well as C.  (all

        the sources)

        * Re-organized and re-written the source files to be portable to

        many systems.  (all the sources)

        *

        * main.c:

        * Renamed cpp1.c main.c.

        * Created do_pragma_op(), de_stringize(), devide_line(), putout(),

        putline(), post_preproc(), conv_esc(), conv2oct(), is_last_esc(),

        esc_mbchar(), conv_a_digraph().

        * Removed output().

        * Moved sharp() from cpp1.c to system.c, addfile(), openfile(),

        initdefines(), unpredefine() from cpp3.c to main.c,

        * Revised most of the functions and variables.

        *

        * control.c:

        * Renamed cpp2.c control.c.

        * Moved dodefine(), is_formal(), mtokensave(), stparmscan(),

        doundef() from cpp4.c to control.c.

        * Moved lookid(), defendel(), dump_a_def() from cpp6.c to

        control.c.

        * Moved doinclude(), openinclude(), vmsparse() from cpp2.c to

        system.c.

        * Split doline() from control().

        * Split getparm(), getrepl(), def_stringization() from dodefine().

        * Split dumprepl() from dump_a_def().

        * Devided defendel() to install(), undefine(), lookprev().

        * Removed textput(), charput(), checkparm() from cpp4.c.

        * Expanded specification of stparmscan().

        * Revised most of the functions.

        *

        * eval.c:

        * Renamed cpp5.c eval.c.

        * Created overflow(), dumpval().

        * Split evalsval(), evaluval() from evaleval().

        * Made #if error returns 0 (rather than 1).

        * Changed the type of #if evaluation from int to long / unsigned

        long (unsigned long is only for the compiler which has that type)

        or long long / unsigned long long for C99.

        * Reinforced expression evaluation (eval(), opdope[]).

        * Implemented evaluation of multi-character character constant,

        wide character constant and revised evaluation of multi-byte

        character constant.

        * Revised most of the functions.

        *

        * expand.c:

        * Split from cpp4.c and cpp6.c (support.c).

        * Created Standard conforming mode of macro expansion.

        * Created is_macro(), squeeze_ws(), skip_macro() as common

        routines, expand(), replace(), def_special(), prescan(),

        catenate(), stringize(), substitute(), rescan(), disable_repl(),

        enable_repl(), is_able_repl() for MODE >= STANDARD, expand(),

        conv_st_quote() for MODE < STANDARD.

        * Split expcollect() into collect_args() and get_an_arg().

        * Renamed macroid() to rescan(), expand() to replace(), expstuff

        () to substitute() for MODE < STANDARD, dumpparm() to dump_args().

        * Revised most of the functions.

        *

        * support.c:

        * Renamed cpp6.c support.c.

        * Created get_unexpandable(), scantoken(), cat_line(), scanop(),

        parse_line(), last_is_mbchar(), cnv_digraph(), at_eof(),

        xrealloc(), putline(), dumptoken().

        * Split getline(), read_a_comment() from get().

        * Extended cfatal(), cerror(), cwarn(), removing cierror(),

        ciwarn().

        * Removed save(), cget().

        * Moved macroid(), catenate(), appendstring() from cpp6.c to

        expand.c, lookid(), defendel() from cpp6.c to control.c.

        * Renamed scanstring() to scanquote(), getmem() to xmalloc().

        * Revised most of the functions.

        * Revised line splicing and tokenization.

        *

        * system.c:

        * Created this file gathering routines from other files.  Moved

        sharp(), sharpsub(), getredirection() from cpp1.c to system.c,

        doinclude(), openinclude(), hasdirectory(), vmsparse() from cpp2.

        c to system.c, setincdirs(), dooptions(), zap_uc() from cpp3.c

        to system.c,

        * Created setoptlist(), setcplus(), bsl2sl(), put_depend(),

        dopragma(), doonce(), included(), dumppath(), is_junk(),

        alloc_mem(), print_heap();

        * Split reopen_stdout(), setstdin() from main(), put_start_file(),

        putfname() from cppmain(), setfiles(), usage(), mem_model(),

        is_id() from dooptions(), doold(), dodebug(), doasm(), put_asm()

        from control().

        * Split setincdirs() to setsysdirs(), setenvdirs(), parse_env(),

        set_a_dir().

        * Moved type[] from cpp6.c to system.c.

        * Revised most of the functions.

        *

        * system.H:

        * Re-written and renamed from cppdef.h.

        *

        * internal.H:

        * Re-written and renamed from cpp.h.

        *

        * Created Validation Suite for C/C++ preprocessing.

        *

        * Provided some supplementary tools for preprocessor testing.

        *

        * Wrote comprehensive documents (in Japanese).

* Edit history of DECUS CPP (MM: Martin Minow)

        * 21-May-84    MM      "Field test" release

        * 11-Jul-84    MM      "Official" first release (that's what I thought!)

        * 31-Aug-84    MM      USENET net.sources release.

        *  7-Dec-84    MM      Stuff in Nov 12 Draft Standard

        * 07-Jun-85    KR      Latest revision