2005-09-20 Joseph S. Myers * include/cpplib.h (struct cpp_options): Add extended_identifiers. * init.c (struct lang_flags, lang_defaults): Add extended_identifiers. (cpp_set_lang): Use it. * lex.c (forms_identifier_p): Check extended_identifiers. 2005-08-30 Jakub Jelinek PR preprocessor/20348 PR preprocessor/20356 * files.c (_cpp_find_file, search_cache): Revert 2004-06-26 and 2004-06-05 changes. 2005-07-23 Kaveh R. Ghazi * configure.ac (ACX_PROG_CC_WARNING_OPTS): add -Wmissing-format-attribute. * configure: Regenerate. 2005-06-29 Kelley Cook * all files: Update FSF address in copyright headers. * makeucnid.c (write_copyright): Update outputted FSF address. 2005-06-13 Zack Weinberg * configure.ac: Invoke ZW_CREATE_DEPDIR and ZW_PROG_COMPILER_DEPENDENCIES. * aclocal.m4, configure: Regenerate. * Makefile.in (DEPMODE, DEPDIR, depcomp, COMPILE.base, COMPILE): New variables. (distclean): Clean up $(DEPDIR) and its contents. (.c.o): Use $(COMPILE). Include $(DEPDIR)/*.Po for most object->header dependencies. 2005-05-28 Gabriel Dos Reis * configure.ac: Check declarations for asprintf and vasprintf. * config.in: Regenerate. * configure: Likewise. * charset.c (conversion_loop): Use XRESIZEVEC. (convert_no_conversion): Likewise. (convert_using_iconv): Likewise. (init_iconv_desc): Cast return value of alloca. (cpp_host_to_exec_charset): Use XNEWVEC. (emit_numeric_escape): Use XRESIZEVEC. (cpp_interpret_string): Use XNEWVEC. (cpp_interpret_string): Use XRESIZEVEC. (_cpp_interpret_identifier): Cast return value of alloca. (_cpp_convert_input): Use XNEWVEC and XRESIZEVEC. * directives.c (glue_header_name): Use XNEWVEC and XRESIZEVEC. (parse_include): Use XNEWVEC. (insert_pragma_entry): Rename local variable "new" to "new_entry". (save_registered_pragmas): Cast return value of xmemdup. (destringize_and_run): Same for alloca. (parse_assertion): Likewise. (do_assert): Cast allocated storage to proper type. (cpp_define): Likewise. (_cpp_define_builtin): Likewise. (cpp_undef): Likewise. (handle_assertion): Likewise. (cpp_push_buffer): Rename local variable "new" to "new_buffer". * expr.c (CPP_UPLUS): Cast value to type cpp_ttype. (CPP_UMINUS): Likewise. (struct cpp_operator): Rename from struct operator. (_cpp_expand_op_stack): Use XRESIZEVEC. * files.c (pch_open_file): Use XNEWVEC. (pch_open_file): Use XRESIZEVEC. (read_file_guts): Use XNEWVEC and XRESIZEVEC. (dir_name_of_file): Use XNEWVEC. (make_cpp_file): Use XCNEW. (make_cpp_dir): Likewise. (allocate_file_hash_entries): USE XNEWVEC. (cpp_included): Cast return value of htab_find_with_hash. (append_file_to_dir): Use XNEWVEC. (read_filename_string): Likewise. Use XRESIZEVEC too. (read_name_map): Cast return value of alloca. Use XRESIZEVEC. (remap_filename): Use XNEWVEC. (struct pchf_entry): Move definition out of struct pchf_data. (_cpp_save_file_entries): Use XCNEWVAR. (_cpp_read_file_entries): Use XNEWVAR. * identifiers.c (alloc_node): Use XOBNEW. * init.c (cpp_create_reader): Use XCNEW. (cpp_init_builtins): Cast of b->value to enum builtin_type. (read_original_directory): Cast return value of alloca. * lex.c (add_line_note): Use XRESIZEVEC. (warn_about_normalization): Use XNEWVEC. (_cpp_lex_direct): Cast node->directive_index to (enum cpp_ttype). (new_buff): Use XNEWVEC. * line-map.c (linemap_add): Use XRESIZEVEC. * macro.c (builtin_macro): Cast return value of alloca. (paste_tokens): Likewise. (expand_arg): Use XNEWVEC and XRESIZEVEC. (_cpp_save_parameter): Use XRESIZEVEC. (create_iso_definition): Cast allocated storage to proper type. (_cpp_create_definition): Likewise. (cpp_macro_definition): Use XRESIZEVEC. * makedepend.c (add_clm): Use XNEW. (add_dir): Likewise. * mkdeps.c (munge): Use XNEWVEC. (deps_init): Use XCNEW. (deps_add_target): Use XRESIZEVEC. (deps_add_default_target): Cast return value of alloca. (deps_add_dep): Use XRESIZEVEC. (deps_add_vpath): Likewise. Use XNEWVEC too. (deps_restore): Likewise. * pch.c (save_idents): Use XNEW and XNEWVEC. (cpp_save_state): Use XNEW. (count_defs): Cast return value of htab_find. (write_defs): Likewise. (cpp_write_pch_deps): Use XNEWVEC. (collect_ht_nodes): Use XRESIZEVEC. (cpp_valid_state): Use XNEWVEC. (save_macros): Use XRESIZEVEC. Cast return value of xmemdup. * symtab.c (ht_create): Use XCNEW. (ht_lookup_with_hash): Cast return value of obstack_copy0. (ht_expand): Use XCNEWVEC. * system.h (HAVE_DESIGNATED_INITIALIZERS): False if __cplusplus. (bool): Do not define if __cplusplus. 2005-05-12 Zack Weinberg * directives.c (#sccs table entry): Mark IN_I, consistent with #ident. (do_sccs): Delete function definition, #define to do_ident. (do_ident): Don't hardwire directive name. 2005-05-12 Ryota Kunisawa PR bootstrap/21230 * configure: Regenerate. 2005-04-27 Andris Pavenis * files.c: Include io.h for DJGPP to get prototype of setmode. 2005-04-19 Per Bothner PR preprocessor/20907 * line-map.c (linemap_line_start): Fix bug when we need to increse column_bits but can re-use the current line_map. 2005-04-19 Kaveh R. Ghazi * system.h (fopen, fdopen, freopen): Define these to the unlocked libiberty functions. 2005-04-11 Kaveh R. Ghazi * configure.ac (libcpp_UNLOCKED_FUNCS): New. (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for libcpp_UNLOCKED_FUNCS. * system.h (putchar, getc, getchar, clearerr, feof, fileno, fflush, fgetc, fgets, ferror, fread): Redefine to the associated _unlocked function. (fwrite_unlocked): Fix prototype. * configure, config.in: Regenerate. 2005-04-05 Jakub Jelinek PR preprocessor/19475 * macro.c (create_iso_definition): For < ISO C99, don't pedwarn if there is no whitespace between macro name and its replacement, but the replacement starts with a basic character set character. 2005-03-28 Andreas Jaeger * lex.c (warn_about_normalization): Cast field width to int to avoid warning. 2005-03-19 Joseph S. Myers * configure.ac: Consistently use solaris2.1[0-9]* instead of solaris2.1[0-9]. * configure: Regenerate. 2005-03-15 Geoffrey Keating * charset.c (_cpp_valid_ucn): In identifiers, reject a partial UCN rather than printing an error. 2005-03-14 Geoffrey Keating * lex.c (forms_identifier_p): Disable UCNs in C89 mode. 2005-03-14 Geoffrey Keating * init.c (cpp_create_reader): Default warn_normalize to normalized_C. * charset.c: Update for new format of ucnid.h. (ucn_valid_in_identifier): Update for new format of ucnid.h. Add NST parameter, and update it; update callers. (cpp_valid_ucn): Add NST parameter, update callers. Replace abort with cpp_error. (convert_ucn): Pass normalize_state to cpp_valid_ucn. * internal.h (struct normalize_state): New. (INITIAL_NORMALIZE_STATE): New. (NORMALIZE_STATE_RESULT): New. (NORMALIZE_STATE_UPDATE_IDNUM): New. (_cpp_valid_ucn): New. * lex.c (warn_about_normalization): New. (forms_identifier_p): Add normalize_state parameter, update callers. (lex_identifier): Add normalize_state parameter, update callers. Keep the state current. (lex_number): Likewise. (_cpp_lex_direct): Pass normalize_state to subroutines. Check it with warn_about_normalization. * makeucnid.c: New. * ucnid.h: Replace. * ucnid.pl: Remove. * ucnid.tab: Make appropriate for input to makeucnid.c. Remove comments about obsolete version of C++. * include/cpplib.h (enum cpp_normalize_level): New. (struct cpp_options): Add warn_normalize field. 2005-03-11 Geoffrey Keating * directives.c (glue_header_name): Update call to cpp_spell_token. * internal.h (_cpp_interpret_identifier): New. * charset.c (_cpp_interpret_identifier): New. (_cpp_valid_ucn): Allow UCN version of '$'. * lex.c (lex_identifier): Add extra parameter to indicate if initial character was '$' or '\'. Support identifiers with UCNs. (forms_identifier_p): Allow UCNs. (_cpp_lex_direct): Pass extra parameter to lex_identifier. (utf8_to_ucn): New. (cpp_spell_token): Add FORSTRING parameter. Use it. (cpp_token_as_text): Update call to cpp_spell_token. (cpp_output_token): Write UCNs back out. (stringify_arg): Update call to cpp_spell_token. (paste_tokens): Likewise. (cpp_macro_definition): Likewise. * macro.c (stringify_arg): Likewise. (paste_tokens): Likewise. (cpp_macro_definition): Likewise. * include/cpplib.h: Add parameter to cpp_spell_token. 2005-03-04 Jakub Jelinek PR bootstrap/20282 PR bootstrap/20305 * macro.c (replace_args, cpp_get_token): Copy whole cpp_token_u instead of just cpp_string field from it. 2005-02-28 Devang Patel * directives.c (do_line): Save sysp early before line table is realloc'ed. 2005-02-20 Zack Weinberg PR 18785 * charset.c (LAST_POSSIBLY_BASIC_SOURCE_CHAR): New helper macro. (cpp_host_to_exec_charset): New function. * include/cpplib.h: Declare cpp_host_to_exec_charset. 2005-02-19 Devang Patel * charset.c (_cpp_convert_input): Check '\r' before inserting '\n' at the end. 2005-02-15 Eric Christopher PR preprocessor/19077 * macro.c (cpp_macro_definition): Move handling of whitespace to PREV_WHITE conditional. Remove overloading of len variable. 2005-02-14 Kazu Hirata * directives.c, files.c, init.c, internal.h, macro.c, pch.c, traditional.c: Update copyright. 2005-02-14 Paolo Bonzini PR bootstrap/19818 * configure.ac: Check for declaration of basename and getopt. * config.in: Regenerate. * configure: Regenerate. * internal.h (ustrcspn): New. * macro.c (create_iso_definition): Fix allocation of memory. (padding_token): Add cast to remove const-ness. * pch.c (cpp_read_state): Use ustrcspn. 2005-02-08 Mike Stump * files.c (pchf_adder): Remove. (struct pchf_adder_info): Likewise. (_cpp_save_file_entries): Write out all files so that #import works. 2005-01-23 Joseph S. Myers * configure: Regenerate. 2005-01-11 Tobias Schlueter * include/cpplib.h (c_lang): Fix comment to say cpp_create_reader. * include/cpplib.h: Also update copyright years. 2005-01-03 Geoffrey Keating * files.c (_cpp_find_file): Add files found by search_path_exhausted to the list of all files. 2005-01-01 Gabriel Dos Reis * internal.h: Update references to Cpp lib filenames. * directives.c: Likewise. * init.c: Likewise. * macro.c: Likewise. * traditional.c: Likewise. 2004-12-15 Eric Botcazou PR preprocessor/15167 * files.c (destroy_cpp_file): New function. (should_stack_file): Make a new file if the compared file is still stacked. 2004-11-28 Nathanael Nerode PR preprocessor/17610 * directives.c (do_include_common): Error out if an empty filename is given for #include (or #include_next or #import). 2004-11-27 Roger Sayle Zack Weinberg * internal.h: Replace all uses of uchar with unsigned char. * include/cpp-id-data.h: Likewise. Guard typedef of uchar with !IN_GCC, so uchar is only defined whilst building libcpp. 2004-11-24 Kelley Cook * aclocal.m4: Regenerate. 2004-11-24 Roger Sayle PR preprocessor/15824 * configure.ac: Correct HAVE_UCHAR test to #include directly, instead of the non-existant "system.h" and "ansidecl.h". * configure: Regenerate. 2004-11-23 Daniel Jacobowitz Joseph Myers * internal.h (struct lexer_state): Add in_deferred_pragma. * directives.c (struct pragma_entry): Add allow_expansion. (insert_pragma_entry): Take allow_expansion flag. (register_pragma): Likewise. (cpp_register_pragma): Likewise. (_cpp_init_internal_pragmas): Update calls to cpp_register_pragma. (do_pragma): Honor allow_expansion. (cpp_handle_deferred_pragma): Set in_deferred_pragma. * include/cpplib.h (cpp_register_pragma): Update prototype. 2004-11-18 Daniel Jacobowitz Mark Mitchell * configure.ac (i[34567]86-*-solaris2.1[0-9]*): Set need_64bit_hwint=yes. * configure: Regenerate. 2004-11-09 Joseph S. Myers * Makefile.in ($(PACKAGE).pot): New rule. Depend on po/$(PACKAGE).pot. (po/$(PACKAGE).pot): Use ":" instead of "," in --keyword arguments. Add keywords _, N_, SYNTAX_ERROR and SYNTAX_ERROR2. Remove local srcdir path from generated file. 2004-11-04 Zack Weinberg Gerald Pfeifer * internal.h (HAVE_ICONV): Undefine if we do not have HAVE_ICONV_H as well. 2004-10-27 Zack Weinberg PR 18075 * directives.c (do_pragma): Do not defer pragmas which are unknown. (cpp_handle_deferred_pragma): Add cast to silence warning. 2004-10-14 Joseph S. Myers * errors.c (_cpp_begin_message): Print "error: " for errors. 2004-10-10 Andreas Jaeger * makedepend.c: Include mkdeps.h for prototype of deps_add_vpath. * Makefile.in (makedepend.o): Add dependency on mkdeps.h. 2004-10-08 Andrew Pinski * pch.c (cpp_write_pch_state): Remove variable z as it is not used. (cpp_read_state): Remove unused variables, m, d and mac_count. 2004-09-29 Per Bothner * directives.c (cpp_handle_deferred_pragma): Save, clear and restore cb.line_change. Otherwise do_pragma will call the line_change call-back with a meaningless line number. 2004-09-24 Zack Weinberg * configure.ac: Move AC_PROG_MAKE_SET, AC_PROG_INSTALL to programs cluster. Use ACX_PROG_CC_WARNING_OPTS, ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_PROG_CC_WARNINGS_ARE_ERRORS. * aclocal.m4, configure: Regenerate. * init.c: Include localedir.h. * Makefile.in (WARN_CFLAGS, ALL_CFLAGS): New variables. (DEFS): Delete. (.c.o): Use $(ALL_CFLAGS). (localedir.h, localedir.hs): New rules. (clean): Use rm -rf to remove directories. (distclean): Also delete localedir.h and localedir.hs. (init.o): Update dependencies. 2004-09-22 Kelley Cook * Makefile.in (aclocal.m4): Update dependencies. * configure.ac (AC_CONFIG_MACRO_DIR): New. * aclocal.m4, configure: Regenerate. 2004-09-17 Zack Weinberg * charset.c (_cpp_destroy_iconv, emit_numeric_escape) (_cpp_convert_input, _cpp_default_encoding): Add comments. Some other comments in this file also tweaked. * directives.c (do_pragma): Save current buffer position before lexing the pragma keywords; don't call _cpp_backup_tokens in the defer_pragmas case. 2004-09-15 Per Bothner * include/line-map.h (line_map_start): Add parameter names so preceding comment makes sense. (linemap_add): Remove from comment mention of non-existing parameter. 2004-09-09 Matt Austern Zack Weinberg * include/cpplib.h (TTYPE_TABLE): Remove CPP_ and SPELL_ prefixes throughout. Add entry for PRAGMA. Remove unnecessary "= 0" from EQ. (enum cpp_ttype): Adjust OP and TK definitions to restore prefixes, via token-paste. (CPP_LAST_EQ, CPP_FIRST_DIGRAPH, CPP_LAST_PUNCTUATOR, CPP_LAST_CPP_OP): Change from #defines to additional cpp_ttype enumerators. (struct cpp_options): Add defer_pragmas. (cpp_handle_deferred_pragma): Prototype new interface. * internal.h (struct cpp_reader): Add directive_result. * directives.c (struct pragma_entry): Add is_internal field; give boolean fields type bool. (start_directive): Initialize pfile->directive_result.type. (_cpp_do__Pragma): Likewise. (run_directive): Do not crash if pfile->buffer->prev is NULL. (insert_pragma_entry): Add 'internal' argument; set new->is_internal from it. (register_pragma): New static function, bulk of former cpp_register_pragma here; add 'internal' argument, pass along to insert_pragma_entry. (cpp_register_pragma): Now a wrapper around register_pragma which always passes false for 'internal' argument. (_cpp_init_internal_pragmas): Call register_pragma directly, passing true for 'internal'. (do_pragma): If CPP_OPTION (pfile, defer_pragmas) and this isn't an internal pragma, save text till the end of the line as a CPP_PRAGMA token instead of executing the pragma. (cpp_handle_deferred_pragma): New interface. * lex.c (token_spellings): Adjust OP and TK definitions to match changes to cpplib.h. (_cpp_lex_token): Check for a directive-result token and return it if present. (cpp_token_val_index): Handle CPP_PRAGMA. * macro.c (cpp_builtin_macro_text): Correct comment. (builtin_macro): Handle directive-result tokens from _cpp_do__Pragma. 2004-09-06 Serge Belyshev PR preprocessor/14699 * symtab.c (ht_dump_statistics): Change type of sum_of_squares from size_t to double. 2004-08-28 Andreas Schwab Andreas Jaeger * configure.ac: Set PACKAGE correctly. * configure: Regenerated. 2004-08-25 Paolo Bonzini * Makefile.in: Add back top_builddir. 2004-08-25 Paolo Bonzini * configure.ac: Replace Automake macro invocations with manual Autoconf checks and substitutions. * configure: Regenerate. * aclocal.m4: Regenerate. * config.in: Regenerate. * Makefile.am: Removed. * Makefile.in: Heavy simplification and reorganization. 2004-08-09 Mark Mitchell * configure.ac (arm*-*-eabi*): New target. (arm*-*-symbianelf*): Likewise. * configure: Regenerated. 2004-07-24 Bernardo Innocenti * internal.h (xnew, xcnew, xnewvec, xcnewvec, xobnew): Remove. * directives.c: Use XNEW-family macros from libiberty. * lex.c: Likewise. * macro.c: Likewise. * cpplib.h (cpp_deps_style): Export enum with name. 2004-07-23 Matthias Klose * init.c (init_library): Use PACKAGE for the text domain. 2004-07-16 Andris Pavenis PR preprocessor/16366 * internal.h (struct cpp_reader): New field dir_hash. * files.c (make_cpp_dir): Use dir_hash, not file_hash. (_cpp_init_files, _cpp_cleanup_files): Update for new field. 2004-07-04 Neil Booth PR preprocessor/16192 PR preprocessor/15913 PR preprocessor/15572 * expr.c (_cpp_parse_expr): Handle remaining cases where an expression is missing. * init.c (post_options): Traditional cpp doesn't do // comments. 2004-06-30 Per Bothner * include/line-map.h (fileline): Remove old typedef. * internal.h (struct cpp_reader): Use source_location typedef instead. 2004-06-26 Zack Weinberg Partially revert patch of 2004-06-05. * files.c (search_cache): Remove pfile argument. Don't check for file that would be found by "" or <> search here... (_cpp_find_file): ...do it here, before calling find_file_in_dir. Do not apply directory-of-current-file correction to files found by this check. Rearrange code slightly. 2004-06-21 Geoffrey Keating * files.c (should_stack_file): Correct swapped parameters to call to cb.read_pch. * pch.c (cpp_valid_state): Handle -fpreprocessed. 2004-06-15 Paolo Bonzini * Makefile.in: Regenerate with automake 1.8.5. * aclocal.m4: Likewise. * configure: Regenerate. 2004-06-11 Zack Weinberg * configure.ac: Don't invoke ACX_HEADER_STDBOOL. * configure, config.in: Regenerate. * system.h: Unconditionally define bool as unsigned char, BOOL_BITFIELD as unsigned int. * .cvsignore: New file. 2004-06-09 Geoffrey Keating * traditional.c (push_replacement_text): Set macro->traditional. (save_replacement_text): Likewise. * pch.c (cpp_write_pch_state): Don't write list of defined macros. (struct save_macro_item): Delete. (struct save_macro_data): Use a character array not the previous structured format. (save_macros): Save macro as text not as internal structures. (cpp_prepare_state): Update for changes to save_macro_data. (cpp_read_state): Don't read macros defined in PCH. Restore -D macros as text. * macro.c (create_iso_definition): Honour alloc_subobject. Clear traditional flag. (_cpp_create_definition): Honour alloc_subobject. * lex.c (cpp_token_val_index): New. * internal.h: Include cpp-id-data.h. (uchar): Move definition to cpp-id-data.h. (U): Likewise. (cpp_macro): Likewise. * directives.c (struct answer): Move to cpp-id-data.h. (do_assert): Honour alloc_subobject. * include/symtab.h (struct ht): Add field 'alloc_subobject'. * include/cpplib.h (struct cpp_string): Add GTY marker. (enum cpp_token_fld_kind): New. (struct cpp_token): Add GTY markers. (cpp_token_val_index): Prototype. (CPP_HASHNODE_VALUE_IDX): New. (struct cpp_hashnode): Don't skip fields of 'value' when marking. * include/cpp-id-data.h: New file. 2004-06-09 Paolo Bonzini * Makefile.am (all-local): New. * Makefile.in: Regenerate. 2004-06-06 Roger Sayle * Makefile.am (LIBICONV): Declare. (makedepend_LDADD): Use LIBICONV. * Makefile.in: Regenerate. 2004-06-05 Andrew Pinski * Makefile.am (LIBINTL): Declare (makedepend_LDADD): Use LIBINTL. * Makefile.in: Regenerate. 2004-06-05 Zack Weinberg * Makefile.am: Add makedepend. * Makefile.in, aclocal.m4: Regenerate. * charset.c: Insert a space to avoid a warning. * directives.c: Include mkdeps.h. (_cpp_handle_directive): Reenable macro expander if appropriate. (undefine_macros): Inline body of _cpp_free_definition for speed. Do not call undef callback or _cpp_warn_if_unused_macro. (cpp_get_deps): New interface. * files.c (search_cache): Add pfile argument. Check for file that would be found by "" or <> search here... (_cpp_find_file): ...not here. Correct recorded start_dir of files found by directory-of-current-file search that would be found by "" or <> search. * init.c (cpp_add_dependency_target): Delete. * internal.h (struct lexer_state): Add discarding_output flag. * lex.c (lex_identifier): Compute hash function while scanning. * macro.c (cpp_scan_nooutput): Disable macro expansion outside directives. * makedepend.c: New file. * mkdeps.c (struct deps): Add vpath vector. (apply_vpath, deps_add_vpath): New function. (deps_free): Free vpath vector. (deps_add_dep, deps_add_target): Use apply_vpath. * symtab.c (calc_hash): Use HT_HASHSTEP and HT_FINISH. (ht_lookup_with_hash): New function. * cpplib.h, mkdeps.h: Update prototypes. * symtab.h: Update prototypes. (HT_HASHSTEP, HT_FINISH): New macros. 2004-05-29 Geoffrey Keating * symtab.c (ht_create): Set entries_owned. (ht_destroy): Honour entries_owned. (ht_expand): Likewise. (ht_load): New. * include/symtab.h (struct ht): New field 'entries_owned' (ht_load): New prototype. 2004-05-26 Paolo Bonzini PR bootstrap/15651 * configure.ac: Fix m4 quoting when picking the size of HOST_WIDE_INT. * configure: Regenerate. 2004-05-25 Paolo Bonzini * Makefile.am: the correct directory for gettext include files is given by @INCINTL@. * Makefile.in: Regenerate. 2004-05-24 Paolo Bonzini * system.h [!ENABLE_NLS]: dgettext takes two parameters. 2004-05-23 Paolo Bonzini Moved libcpp from the gcc subdirectory to the toplevel. * Makefile.am: New file. * Makefile.in: Regenerate. * configure.ac: New file. * configure: Regenerate. * config.in: Regenerate. * charset.c: Moved from gcc/cppcharset.c. Add note about brokenness of input charset detection. Adjust for change in name of cppucnid.h. * errors.c: Moved from gcc/cpperror.c. Do not include intl.h. * expr.c: Moved from gcc/cppexp.c. * files.c: Moved from gcc/cppfiles.c. Do not include intl.h. Remove #define of O_BINARY, it is in system.h. * identifiers.c: Moved from gcc/cpphash.c. * internal.h: Moved from gcc/cpphash.h. Change header guard name. All other files adjusted to match name change. * init.c: Moved from gcc/cppinit.c. (init_library) [ENABLE_NLS]: Call bindtextdomain. * lex.c: Moved from gcc/cpplex.c. * directives.c: Moved from gcc/cpplib.c. * macro.c: Moved from gcc/cppmacro.c. * pch.c: Moved from gcc/cpppch.c. Do not include intl.h. * traditional.c: Moved from gcc/cpptrad.c. * ucnid.h: Moved from gcc/cppucnid.h. Change header guard name. * ucnid.pl: Moved from gcc/cppucnid.pl. * ucnid.tab: Moved from gcc/cppucnid.tab. Change header guard name. * symtab.c: Moved from gcc/hashtable.c. * line-map.c: Moved from gcc. Do not include intl.h. * mkdeps.c: Moved from gcc. * system.h: New file. * include/cpplib.h: Moved from gcc. Change header guard name. * include/line-map.h: Moved from gcc. Change header guard name. * include/mkdeps.h: Moved from gcc. Change header guard name. * include/symtab.h: Moved from gcc/hashtable.h. Change header guard name.