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* cpphash.h (CPP_RESERVE, CPP_PUTS_Q, CPP_PUTS, CPP_PUTC_Q,
CPP_PUTC, DUMMY_TOKEN, NO_DUMMY_TOKEN): Delete.
* cpplex.c (_cpp_expand_token_space, _cpp_init_toklist,
_cpp_free_toklist): No need to worry about extra dummy token
at the start of token lists any more.
(trigraph_ok): Only warn outside comments.
(skip_block_comment): Set and clear lexing_comment.
(skip_line_comment): Take a cpp_reader not cpp_buffer.
Set and clear lexing_comment.
(parse_number): Handle leading '.' indicated by pfile->seen_dot.
(check_long_token): Delete.
(lex_percent, lex_dot): New subroutines of lex_token to
handle lexing of '.' and '%' without lookback.
(lex_token): Use lex_dot and lex_percent.
(lex_line): Don't check for LIST_OFFSET.
(_cpp_init_input_buffer): Update for new _cpp_init_toklist.
* cpplib.c (_cpp_parse_assertion): Similarly.
(cpp_push_buffer): Initialize extra_char.
* cpplib.h (LIST_OFFSET): Delete.
(struct cpp_buffer): New member extra_char.
(struct lexer_state): New members lexing_comment and seen_dot.
From-SVN: r36582
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* cpphash.h (HASHSTEP): Take character rather than pointer
to character.
(_cpp_check_directive, _cpp_check_linemarker): Update prototypes.
* cpphash.c (cpp_loookup): Update for new HASHSTEP.
* cpplex.c (auto_expand_name_space, trigraph_replace,
backslash_start, handle_newline, parse_name, INIT_TOKEN_STR,
IMMED_TOKEN, PREV_TOKEN_TYPE, PUSH_TOKEN, REVISE_TOKEN,
BACKUP_TOKEN, BACKUP_TRIGRAPH, MIGHT_BE_DIRECTIVE,
KNOWN_DIRECTIVE): Delete.
(handle_newline, check_long_token, skip_escaped_newlines,
unterminated): New functions.
(ACCEPT_CHAR, SAVE_STATE, RESTORE_STATE): New macros.
(parse_identifier): Was parse_name, new implementation.
(skip_line_comment, skip_block_comment, skip_whitespace,
parse_number, parse_string, trigraph_ok, save_comment,
adjust_column, _cpp_get_line): New implementations.
(lex_token): New function. Lexes a token at a time, looking
forwards. Contains most of the guts of the old lex_line.
(lex_line): New implementation, using lex_token to obtain
individual tokens.
(cpp_scan_buffer): Use the token's line, not the list's line.
* cpplib.c (_cpp_check_directive, _cpp_check_linemarker):
New implementations.
(do_assert): Don't bother setting the answer's list's line.
(cpp_push_buffer): Initialise new pfile and read_ahead members
of struct cpp_buffer.
* cpplib.h (cppchar_t): New typedef.
(struct cpp_buffer): read_ahead, pfile and col_adjust are
new members.
(struct lexer_state): New structure that determines the state
and behaviour of the lexer.
(IN_DIRECTIVE, KNOWN_DIRECTIVE): New macros.
(struct cpp_reader): New member "state". Rename
multiline_string_line and multiline_string_column. Delete
col_adjust, in_lex_line members.
(CPP_BUF_COLUMN): Update.
* gcc.dg/cpp/cmdlne-C.c: Remove bogus warning test.
From-SVN: r36509
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the filename.
* cpperror.c (print_file_and_line): If line is (unsigned int)-1,
print just the filename.
* cpplex.c (_cpp_run_directive): Add additional argument, the
name to give the synthetic buffer. This defaults to
translated "<command line>".
* cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert):
Adjust to match.
(_cpp_define_builtin): New function.
* cppinit.c (initialize_builtins): Use _cpp_define_builtin.
* cpphash.h: Update prototypes.
* tradcpp.c (main): Process -D and -U simultaneously, in the
order they appeared on the command line.
From-SVN: r36043
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* cpphash.h (IN_I): New flag for directive table.
* cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
#pragma with IN_I.
(_cpp_check_directive): If -fpreprocessed, execute directives
marked with IN_I. Issue no warnings in this case.
* cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
From-SVN: r35918
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already registered.
* cpplib.c (cpp_register_pragma_space): Just return if the
namespace is already registered.
From-SVN: r35798
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* cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
(_cpp_trigraph_map): Declaration moved from cpplex.c
* cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
instead of 256. Use consistent test for designated initializers.
(cpp_init): Initialize trigraph_map.
(initialize_standard_includes, parse_option): Use memcmp
instead of strncmp.
* cpplex.c (init_trigraph_map): Remove.
(trigraph_ok, trigraph_replace, lex_line): Refer to
_cpp_trigraph_map.
* cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
(do_unassert): Remove unused "next" local.
* system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
From-SVN: r35789
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* cppinit.c (cpp_cleanup): Free include dir chains.
* cpplib.c (do_undef): Let _cpp_free_definition make the node void.
(do_unassert): Free the assert with _cpp_free_definition.
* cppmacro.c (_cpp_free_definition): Free memory allocated for
assertions. Make the node a T_VOID node.
From-SVN: r35765
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* configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
instead of extra_c_flags.
(--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
* configure: Regenerate.
* config.in: Regenerate.
* cpperror.c (cpp_type2name): New function.
* cpplex.c (lex_line): If we issued an error for an invalid
preprocessing directive, discard that logical line.
* cpplib.c (do_line): Call a hook function if the current file
is renamed by #line.
(do_ident): Pass the contents of the string, not the entire
token, to the callback function.
* cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
(cb.rename_file): New hook function.
(cb.ident): Adjust prototype.
(cpp_type2name): Prototype.
* cppmacro.c (dump_macro_args): Correct precedence lossage.
* cppmain.c (cb_ident): Update for changed interface.
(cb_rename_file): New function.
(main): Set rename callback.
From-SVN: r35593
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* cpplex.c (parse_name): Might have to glue a CPP_OTHER token
before the name.
(lex_line): Glue @ onto the beginning of identifiers and
string constants, in Objective-C mode.
(output_token, spell_token): Handle CPP_OSTRING.
(can_paste, maybe_paste_with_next): Handle pasting @ onto the
beginning of a NAME or a STRING, in objc mode.
* cpplib.c (get_define_node): Do not permit identifiers that
begin with @ to be #defined.
* cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
* cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
* c-lang.c, objc/objc-act.c (build_objc_string): Delete.
* c-tree.h (build_objc_string): Delete prototype.
* objc/objc-tree.def: Delete OBJC_STRING_CST.
* c-lex.c (yylex): Use build_string for all three kinds of strings.
* gcc.dg/cpp/20000625-2.c: Don't expect a warning on line 4.
From-SVN: r35470
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* cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
cppspec.c: Do not use 'legal' or 'illegal' in error messages
and comments.
* cppmain.c (cb_define, cb_undef): Don't generate any output
if not done_initializing.
* cpplex.c (maybe_paste_with_next): When the token after a ##
is an omitted rest argument, only delete the token before it
if that token is a comma. Do not warn about bogus token
pastes for , ## rest_arg.
* cpp.texi: Update.
* cpp.1: Regenerate.
* gcc.dg/cpp/macsyntx.c: Fix error regexp.
From-SVN: r35421
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* cpperror.c (v_message): Split into _cpp_begin_message and
v_message macro. All callers updated.
(_cpp_begin_message): Do inhibit_errors/inhibit_warnings
checks here.
* cppfiles.c (cpp_syshdr_flags): New function.
(read_include_file): Don't call cpp_output_tokens. Call
enter_file hook.
* cppinit.c (dump_macros_helper): Moved to cppmain.c.
(cpp_reader_init): Don't initialize token_buffer. Call
_cpp_init_internal_pragmas.
(cpp_cleanup): Don't clear token_buffer.
(cpp_start_read): Don't worry about output from -D processing.
Don't call cpp_output_tokens.
(cpp_finish): Don't dump macros here. Don't call
cpp_output_tokens.
* cppmacro.c (_cpp_dump_definition): Rename
cpp_dump_definition. Write directly to a FILE *.
(dump_funlike_macro): Delete.
(dump_macro_args): New.
* cpplex.c (TOKEN_LEN): Convert to inline function.
(_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
cpp_scan_line, _cpp_dump_list): Delete.
(cpp_printf, cpp_output_list): New.
(output_line_command): Don't worry about entering or leaving files.
(cpp_scan_buffer): Just output each token as we hit it.
(process_directive): Don't call cpp_output_tokens.
(_cpp_glue_header_name): Don't use token_buffer.
(output_token, dump_param_spelling): Write directly to a FILE *.
* cpplib.c (pass_thru_directive, dump_macro_name,
pragma_dispatch, do_pragma_gcc): Delete.
(do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
functions.
(do_error, do_warning, pragma_dependency): Call
_cpp_begin_message, then cpp_output_list.
(cpp_register_pragma, cpp_register_pragma_space,
_cpp_init_internal_pragmas): New.
(do_pragma): Walk the pragmas table here.
(do_pragma_once, do_pragma_poison, do_pragma_system_header,
do_pragma_dependency): Return void.
(do_pragma_implementation): Moved to cppmain.c.
* cpplib.h: Update prototypes.
(struct cpp_reader): Remove printer, token_buffer,
token_buffer_size, and limit. Add struct cb, and pragmas.
(struct cpp_printer): Remove last_id and written.
(CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
CPP_ADJUST_WRITTEN): Delete.
* cpphash.h: Update prototypes.
(ufputs): New wrapper.
* cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
(main): Set up callbacks. Register #pragma implementation.
Dump macros from here.
From-SVN: r35415
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directives even if we are skipping.
* cpplib.c (_cpp_check_directive): Issue -Wtraditional
warnings for indented directives even if we are skipping.
From-SVN: r35256
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allowed in #if...
* cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
of operators allowed in #if and having an _EQ variant. Add
CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
(cpp_token flags): Add NAMED_OP.
(enum node_type): Add T_OPERATOR.
(struct cpp_hashnode): Add code slot to value union.
* cpphash.h (spec_nodes): Remove n_defined.
* cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
(spell_token, can_paste, maybe_paste_with_next): Handle named operators.
(is_macro_disabled): Tweak error messages.
* cpplib.c (get_define_node): Disallow all named operators as
macro names. Tweak error messages.
(_cpp_init_stacks): Don't set up spec_nodes->n_defined.
* cppinit.c (builtin_array): Add entries for the named operators.
* cppexp.c (lex): Check for CPP_DEFINED token.
(priority table): Add entries for CPP_MIN and CPP_MAX.
(_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
testsuite:
* gcc.dg/cpp/directiv.c, gcc.dg/cpp/macsyntx.c,
gcc.dg/cpp/undef1.c: Tweak error regexps.
From-SVN: r35137
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* cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
macros, not five.
* cpphash.h (TOKEN_NAME): New macro.
(_cpp_spell_operator): Deleted.
(token_spellings): Now _cpp_token_spellings.
* cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
* cpplex.c: Use OP and TK macros when expanding the
TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
store the stringification of the enumeration name (CPP_CHAR,
etc.) in the name slot of token_spellings.
Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
token_spellings directly.
* cpplib.c: Use TOKEN_SPELL.
* cpplex.c (_cpp_push_token): If the token being pushed back
is the previous token in this context, just subtract one from
context->posn.
* cppmacro.c (save_expansion): Clear aux field when storing a
placemarker.
* gcc.dg/cpp/paste5.c: New test.
* gcc.dg/cpp/vararg1.c: New test.
From-SVN: r35124
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2000-02-17 Zack Weinberg <zack@wolery.cumb.org>
* cpphash.c: Don't include hashtab.h. Most macro-handling code
moved to cppmacro.c.
(hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
dump_hash_helper): Delete.
(expand_hash, higher_prime_number, _cpp_lookup_with_hash,
cpp_forall_identifiers): New. Implement specialized version of
Vlad's expandable hash table.
(cpp_lookup): Use new functions.
(_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
implementation.
* cppmacro.c: New file.
* cppinit.c (dump_macros_helper): New.
(cpp_finish): Iterate over the identifier table directly.
* cpplex.c (parse_name): Calculate the hash of the identifier
while we scan it. Use _cpp_lookup_with_hash when we can.
* cpphash.h: Update prototypes.
(xcnewvec, HASHSTEP): New helper macros.
* cpplib.h: Update prototypes.
* Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
(cppmacro.o): New rule.
(cpphash.o): Update deps.
* cppmain.c: Do not set pfile->printer if no_output is on.
2000-02-15 Neil Booth <neilb@earthling.net>
* cpplib.c: Change all directive-handler functions to return
void, not int.
* cpphash.h: Update typedefs.
From-SVN: r35113
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a paste operator.
* cpphash.c (save_expansion): Clear PREV_WHITE on tokens
immediately following a paste operator.
* cppinit.c (sort_options): New function (only for HOST_EBCDIC).
(cpp_reader_init): Call it, if HOST_EBCDIC.
(cpp_handle_options): Do not sort option list here.
(handle_option): Rename to cpp_handle_option and export.
* cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
_cpp_get_token directly.
(cpp_scan_line): Return 0 at EOF, 1 otherwise.
* cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
* cpplib.h: Prototype cpp_handle_option. Update prototype of
cpp_scan_line.
From-SVN: r35052
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From-SVN: r35033
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lang_chill, or lang_fortran.
* cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
cpplib.c, cpplib.h: Eradicate all traces of code dependent on
traditional, lang_chill, or lang_fortran.
* cppfiles.c: #undef strcmp to suppress warning about macros
used without arguments.
(_cpp_execute_include): Use f, not fname, in "No include path"
error.
(_cpp_pop_file_buffer): New function.
* cpplib.c: Don't include <sys/mman.h>.
(cpp_push_buffer): Set line_base and lineno in new buffer.
(cpp_pop_buffer): Use _cpp_pop_file_buffer.
* cpplex.c: Move all prototypes and structure declarations to the
top of the file. Properly parenthesise some macro arguments.
(cpp_scan_line): New function.
(special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
don't need to walk up the stack counting.
From-SVN: r35003
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2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
* cpplex.c (parse_name): No longer inline (premature optimization).
(do_pop_context): Fold into pop_context.
(pop_context): Returns int.
(lex_next): Hoist test for end of directive into pop_context.
(push_macro_context): Returns int; takes just reader and token.
Hoist test for excessive nesting to caller.
(push_arg_context): Returns void; takes just reader and token.
Do not call stringify_arg or get_raw_token.
(get_raw_token): Convert tail recursion through push_arg_context
to a loop at this level. Call stringify_arg here if appropriate.
(maybe_paste_with_next): Convert tail recursion to a while loop.
Hoist test of paste_level to caller.
(stringify_arg): Push arg context at beginning.
(cpp_get_token): Split out core into _cpp_get_token. Call
process_directive here. Throw away CPP_PLACEMARKER tokens.
(_cpp_get_token): Convert tail recursion through
push_macro_context to a loop at this level.
(_cpp_glue_header_name, is_macro_disabled, stringify_arg,
_cpp_get_raw_token): Use _cpp_get_token.
(_cpp_skip_rest_of_line): Drop the context stack directly; do
not call pop_context.
(_cpp_run_directive): Call lex_next directly.
* cpphash.h: Prototype _cpp_get_token.
* cppexp.c (lex): Use it.
* cpphash.c (parse_define): Use it.
* cpplib.c (get_define_node, do_undef, parse_include,
read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
parse_ifdef, validate_else): Use it.
(cpp_push_buffer): Tweak error message; abort if anyone tries
to push a buffer while macro expansions are stacked.
2000-07-11 Donn Terry <donnte@microsoft.com>
* cpplex.c (free_macro_args, save_token): Cast arg of free
and/or xrealloc to PTR.
(_cpp_init_input_buffer): Clear all fields of the base context.
From-SVN: r34972
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* cpplib.h (struct cpp_name): Now struct cpp_string.
(CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
CPP_HEADER_NAME): Change to type S.
(struct cpp_token): Rename 'name' field to 'str'. Add 'node'
field, a cpp_hashnode *. All references to val.name updated
to use val.str or val.node as appropriate.
(struct cpp_reader): Add spec_nodes field.
(cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
* cpphash.h (struct spec_nodes): New.
(enum spell_type): Reorder. Only SPELL_STRING tokens use
val.str. All references to 'spelling > SPELL_NONE' updated to
match.
(CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
pfile->buffer->inc are not NULL before dereferencing them.
* cpplex.c (parse_name): Take a pointer to the current token,
plus current position and limit as args; return the new
position; don't copy the text of a name into the string
buffer, instead call cpp_lookup and store the node pointer.
If extending a token, copy out the text of the old into a
scratch buffer, append the new, look that up and store the new
node pointer. Inline.
(maybe_paste_with_next): If the result of paste is a NAME,
then look up the pasted text and store its node pointer.
(lex_line): Adjust for new parse_name interface.
Check for L"str", L'str' using spec_nodes->n_L.
(spell_token): SPELL_IDENT tokens have their spelling in
val.node->name. Handle SPELL_STRING tokens that don't have
string delimiters.
(_cpp_expand_name_space,
(can_paste): Check for L ## "str" using spec_nodes->n_L.
(cpp_get_token, special_symbol): No need to call cpp_lookup.
(cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
return 1=equal 0=not, not a tristate.
* cpphash.c (var_args_str): Delete.
(find_param): Compare node fields directly.
(is__va_args__): Use CPP_PEDANTIC. Just compare
token->val.node with spec_nodes->n__VA_ARGS__.
(dump_funlike_macro): Don't use var_args_str.
* cpplib.c (_cpp_check_directive): Just walk through
spec_nodes->dirs comparing pointers.
(get_define_node, do_pragma_poison, detect_if_not_defined,
parse_ifdef): The identifier has already been looked up.
(do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
node.
(do_if): Only call detect_if_not_defined at beginning of file.
(_cpp_parse_assertion): Only copy string pointers for
SPELL_STRING tokens.
(pragma_dispatch): Take a node pointer and examine its name
field.
(_cpp_init_stacks): Also initialize the spec_nodes structure.
* cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
_cpp_init_macros.
(cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
reverse order from the corresponding _cpp_init_* routines.
* cppexp.c (parse_number, parse_charconst, parse_defined,
lex): Check val.node->type instead of calling cpp_defined.
Use spec_nodes entries where appropriate.
* fix-header.c, scan-decls.c: Update for interface changes.
From-SVN: r34926
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* cppexp.c: Update all code for new lexer interface.
(op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
(struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
* cpplex.c (token_names): Trim leading CPP_ from names; make
the strings unsigned.
(_cpp_spell_operator): New.
(is_macro_disabled): Disable all macros if rescanning
preprocessed text.
(_cpp_get_directive_token): Remove.
* cppinit.c: Don't set no_macro_expand.
* cpplib.c (read_line_number, do_line): Check only for EOF,
not VSPACE.
* cpphash.h: Update prototypes.
* cpplib.h (CPP_VSPACE): Remove.
(struct cpp_reader): Remove no_macro_expand.
testsuite:
* gcc.dg/cpp/19951227-1.c, gcc.dg/cpp/assert2.c,
gcc.dg/cpp/if-1.c, gcc.dg/cpp/if-4.c: Tweak error regexps.
From-SVN: r34920
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of predicate.
* cpplib.c: (_cpp_parse_assertion): Perform hash lookups
based on full length of predicate.
From-SVN: r34885
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From-SVN: r34872
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toplevel:
* cpplex.c: Don't include sys/mman.h.
(cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
* cpplib.c: Include sys/mman.h and obstack.h.
(cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
obstack.
(cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
(_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
bother freeing if stack entries (they will be freed with their buffer).
(do_endif): Free if stack entries from the buffer obstack.
(push_conditional): Allocate if stack entries from the buffer obstack.
(find_answer): Rename to _cpp_find_answer.
(do_assert, do_unassert): Update.
* cpphash.h: Update prototypes.
(xobnew): New convenience macro.
* cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
Update comments.
(struct cpp_hashnode): Remove disabled field.
* cppinit.c: Don't include hashtab.h or splay-tree.h.
(report_missing_guard): Moved to cppfiles.c.
(cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
cpp_init_includes.
(cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
cpp_cleanup_includes. Don't destroy hashtab or
all_include_files here.
(cpp_finish): Use _cpp_report_missing_guards.
* cppfiles.c (report_missing_guard): Moved from cppinit.c.
(_cpp_init_include_table): Rename _cpp_init_includes.
(_cpp_cleanup_includes, _cpp_report_missing_guards): New.
* cppexp.c (parse_assertion): Update for new name of
find_answer.
* Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
* cpplib.c (do_ident): s/VSPACE/EOF/
testsuite:
* gcc.dg/cpp/ident.c: New test.
From-SVN: r34870
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2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
* fix-header.c (struct partial_proto): Remove unnecessary fields.
(recognized_extern, recognized_function, read_scan_file):
Update for new scheme.
(check_protection): It's still a multiple include guard even
if it doesn't always trigger.
* scan-decls.c (skip_to_closing_brace, scan_decls): Update for
new scheme.
* scan.h: Declare struct cpp_token. Update prototypes.
2000-07-03 Neil Booth <neilb@earthling.net>
Zack Weinberg <zack@wolery.cumb.org>
Complete overhaul of the lexer and macro expander.
* cpphash.c (object_defn, funct_defn, push_macro_expansion,
arg, arglist, argdata, reflist, collect_objlike_expansion,
collect_funlike_expansion, collect_params,
warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
unsafe_chars, macarg, compare_defs, special_symbol,
scan_arguments, stringify, funlike_macroexpand,
_cpp_quote_string, monthnames): Delete.
(cpp_lookup, _cpp_free_definition, dump_funlike_macro,
_cpp_create_definition, _cpp_dump_definition,
dump_hash_helper): Adjust.
(find_param, count_params, parse_define, var_args_str,
check_macro_redefinition, save_expansion): New.
* cpplex.c (skip_block_comment, skip_line_comment, parse_name,
parse_string, output_line_command, trigraph_replace,
lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
_cpp_skip_rest_of_line): Modify.
(maybe_macroexpand, skip_comment, copy_comment, skip_string,
find_position, null_warning, bump_column, expand_name_space,
pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
_cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
_cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
_cpp_prescan): Delete.
(dump_param_spelling, process_directive, lex_next,
is_macro_disabled, stringify_arg, expand_context_stack,
output_token, make_string_token, alloc_number_token,
special_symbol, duplicate_token, maybe_paste_with_next,
can_paste, prevent_macro_expansion, restore_macro_expansion,
get_temp_token, release_temp_tokens, quote_string,
token_names, token_spellings, _cpp_expand_name_space,
_cpp_glue_header_name, _cpp_reserve_name_space,
digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
placemarker_token, eof_token, cpp_context, macro_args,
get_raw_token, parse_arg, parse_args, save_token,
push_arg_context, push_macro_context, pop_context,
do_pop_context, free_macro_args, _cpp_get_line,
_cpp_run_directive): New.
* cpplib.c (validate_else, parse_include, push_conditional,
pass_thru_directive, read_line_number, parse_ifdef,
detect_if_not_defined, _cpp_check_directive, do_define,
do_undef, do_include, do_import, do_include_next, do_error,
do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
top_pragmas, do_pragma_gcc, do_pragma_implementation,
do_pragma_poison, do_pragma_system_header,
do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
cpp_defined): Update for new scheme.
(strtoul_for_line, get_define_node, dump_macro_name,
_cpp_check_linemarker, _cpp_parse_assertion): New.
(_cpp_handle_directive, do_pragma_default): Delete.
* cpphash.h (struct predicate): Now struct answer.
(enum spell_type, struct token_spelling, struct directive,
directive_handler): New.
Update prototypes. Remove unused macros.
* cpplib.h: Update prototypes. Remove unused macros,
structure definitions, and fields.
* cpperror.c (print_containing_files, v_message): Adjust.
* cppexp.c (parse_assertion, lex, parse_escape,
_cpp_parse_expr): Adjust.
* cppfiles.c (open_include_file, _cpp_execute_include,
_cpp_compare_file_date, cpp_read_file, read_include_file):
Adjust.
* cppinit.c (dump_special_to_buffer): Delete.
(append_include_chain, merge_include_chains, cpp_reader_init,
cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
cpp_finish, handle_option, print_help): Adjust.
* cppmain.c (main): Adjust.
testsuite:
2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
* testsuite/gcc.dg/cpp/19951025-1.c: Adjust regexps.
* testsuite/gcc.dg/cpp/19990703-1.c: Likewise.
* testsuite/gcc.dg/cpp/20000625-1.c: Likewise.
* testsuite/gcc.dg/cpp/20000625-2.c: Likewise.
* testsuite/gcc.dg/cpp/macro1.c,
testsuite/gcc.dg/cpp/paste1.c, testsuite/gcc.dg/cpp/paste2.c,
testsuite/gcc.dg/cpp/paste3.c, testsuite/gcc.dg/cpp/paste4.c,
testsuite/gcc.dg/cpp/strify1.c,
testsuite/gcc.dg/cpp/strify2.c: New tests.
From-SVN: r34859
|
|
* cpp.texi: Document #pragma GCC dependency
* cppfiles.c (open_include_file): Set date to unknown.
(_cpp_compare_file_date): New function.
(read_include_file): Set file date.
* cpphash.h (struct include_file): Add date member.
(_cpp_compare_file_date): Prototype.
* cpplib.c (parse_include): Add trail parameter. Adjust.
(do_include): Adjust parse_include call.
(do_import): Likewise.
(do_include_next): Likewise.
(gcc_pragmas): Add dependency pragma.
(do_pragma_dependancy): New pragma.
From-SVN: r34808
|
|
* cpplib.c (struct pragma_entry): New structure.
(pragma_dispatch): Pragma dispatcher.
(top_pragmas, gcc_pragmas): New static variables.
(do_pragma): Use pragma_dispatch.
(do_pragma_gcc): New pragma handler.
* cpp.texi: Update.
From-SVN: r34663
|
|
* cppfiles.c (cpp_make_system_header): New function.
* cpplib.h: Prototype it.
* cpplib.c (do_line, do_pragma_system_header): Use it.
* fix-header.c (read_scan_file): Use it.
* fix-header.c (check_macro_names): Cast second arg of
cpp_defined to const unsigned char *.
(read_scan_file): Make getchar_call const unsigned char.
From-SVN: r34641
|
|
* cppfiles.c: Include splay-tree.h, not hashtab.h.
(redundant_include_p, make_IHASH, hash_IHASH, eq_IHASH): Delete.
(destroy_include_file_node): New.
(_cpp_init_include_hash): Rename _cpp_init_include_table.
Create a splay tree, not a hash table.
(open_include_file): Look up the path in the include table,
do the multiple include optimization here, etc.
(cpp_included): Walk the path.
(find_include_file): Just walk the path calling
open_include_file, or call it directly for an absolute path.
(_cpp_fake_ihash): Rename _cpp_fake_include and update for new
scheme.
(read_include_file): Update for new scheme. Don't close the
file unless reading fails.
(_cpp_execute_include, cpp_read_file): Tweak for new scheme.
* cpphash.h (struct ihash, NEVER_REINCLUDE): Delete.
(struct include_file): New.
(NEVER_REREAD, DO_NOT_REREAD, CPP_IN_SYSTEM_HEADER): New
macros.
(CPP_PEDANTIC, CPP_WTRADITIONAL): Update.
Update prototypes.
* cppinit.c: Include splay-tree.h.
(cpp_reader_init, cpp_cleanup): Update.
* cpplib.h (struct cpp_buffer): Change ihash field to
'struct include_file *inc'. Remove system_header_p.
(struct cpp_reader): Change all_include_files to a
struct splay_tree_s *.
* cpplex.c: Update all references to cpp_buffer->ihash and/or
cpp_buffer->system_header_p.
(cpp_pop_buffer): Close file here, only if DO_NOT_REREAD.
From-SVN: r34636
|
|
* cpplib.c (handle_directive): Print non-NUL-terminated string
with %.*s.
From-SVN: r34514
|
|
2000-06-06 Jakub Jelinek <jakub@redhat.com>
* cpplib.c (do_ifdef, do_ifndef): Don't segfault if parse_ifdef
returned NULL.
From-SVN: r34448
|
|
2000-06-01 Zack Weinberg <zack@wolery.cumb.org>
* cpplex.c (maybe_macroexpand): Use CPP_WTRADITIONAL. Improve
error message.
* cpplib.c (parse_include): Remove support for VAX-C
"#include starlet" misfeature.
* gcc.dg/cpp-tradwarn2.c: Update egrep pattern.
2000-05-31 Laurynas Biveinis <lauras@softhome.net>
* cppfiles.c: conditionally define O_BINARY.
(open_include_file): pass O_BINARY to open().
From-SVN: r34344
|
|
* cpplib.c (do_if): Don't save and restore only_seen_white here.
* cppexp.c (_cpp_parse_expr): Save and restore only_seen_white
and skipping here.
From-SVN: r34260
|
|
* cpplib.h (cpp_reader): Remove if_stack. Change
potential_control_macro to a cpp_hashnode *. Add skipping flag.
* cpphash.h (struct ihash): Change control_macro to a
cpp_hashnode * and shorten name to cmacro.
Add NEVER_REINCLUDE constant.
* cppfiles.c (redundant_include_p): Drop cpp_reader argument.
Examine the cmacro node directly, no need to call cpp_defined.
(_cpp_execute_include, read_include_file): Set cmacro to
NEVER_REINCLUDE, not U"".
* cpplex.c (cpp_push_buffer): Don't set new->if_stack.
(cpp_get_token): If pfile->skipping is true, discard text and
keep scanning until we hit a directive; don't expand macros.
* cpplib.c (struct if_stack): Remove if_succeeded, add
was_skipping. Change control_macro to a cpp_hashnode * and
shorten name to cmacro. Remove typedef IF_STACK.
(parse_ifdef), detect_if_not_defined): Return a cpp_hashnode *.
(conditional_skip, skip_if_group,
consider_directive_while_skipping): Delete.
(push_conditional): New.
(_cpp_handle_directive): Don't process directives other than
conditionals if we are skipping.
(do_ifdef, do_ifndef, do_if, do_else, do_elif, do_endif):
Update to new scheme.
(validate_else): Skip rest of line here, unconditionally.
(_cpp_unwind_if_stack): The stack is per-buffer. Force
pfile->skipping off.
(all): Remove `scare quotes' from error messages.
* gcc.dg/cpp-mi.c: Add another case, cpp-mix.h, where the
guard macro is already defined when the header is first
included.
* gcc.dg/cpp-mix.h: New file.
* gcc.dg/endif-label.c: Update patterns to match compiler.
* g++.brendan/complex1.C: Declare abort.
* g++.law/refs4.C: Remove XFAIL.
* g++.oliva/expr2.C: Declare abort and exit.
From-SVN: r34253
|
|
* cppfiles.c: Read files in, using mmap if possible, then
prescan them separately.
(read_file, read_with_read): New functions.
* cpplex.c: Don't define UCHAR_MAX.
(_cpp_read_and_prescan): Rename to _cpp_prescan. Don't read
the file here.
* cppinit.c (handle_option): Automatically define __cplusplus,
__OBJC__, __ASEEMBLER__, _LANGUAGE_FORTRAN here when we see
the respective -lang switch.
* cpphash.h (enum node_type, struct hashnode, _cpp_lookup
prototype): Move to...
* cpplib.h: ... here. Rename struct hashnode to struct
cpp_hashnode and give it a typedef. Rename _cpp_lookup to
cpp_lookup. Add 'fe_value' slot, a union tree_node *.
From-SVN: r34228
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|
* cppexp.c (parse_assertion): Supply extra argument to
_cpp_init_toklist.
* cpplib.c (do_assert, do_unassert): Similarly.
* cpphash.h (_cpp_init_toklist) Update.
(_cpp_expand_token_space): New.
(DUMMY_TOKEN, NO_DUMMY_TOKEN): New.
* cpplex.c (_cpp_init_toklist): New argument.
(parse_string2): New argument multiline_ok.
(spell_token): Take a const cpp_token *.
(INIT_NAME): Replace with INIT_TOKEN_NAME. Update tokens_used.
(SPELL_ macros): Replace with enum.
(expand_token_space): Replace with _cpp_expand_token_space.
Take COUNT argument.
(IS_DIRECTIVE): Update.
(_cpp_lex_line): Update token structure before parsing number.
Don't assume start at beginning of token list.
(save_comment): Use INIT_TOKEN_NAME.
From-SVN: r34214
|
|
* cpplex.c (_cpp_scan_until): Clear AUX field of tokens.
* cpplib.c (do_unassert): Put the list to compare against on
the stack.
From-SVN: r34025
|
|
* cppexp.c (parse_assertion): New.
(lex): Call it for CPP_HASH. Remove CPP_ASSERTION case.
(_cpp_parse_expr): Remove case '#'. Don't set
parsing_if_directive.
* cpphash.c (collect_objlike_expansion,
collect_funlike_expansion, collect_params,
_cpp_create_definition): The list no longer has a trailing
VSPACE token.
* cpphash.h (enum node_type): Add T_ASSERTION.
(struct hashnode): Remove aschain, add pred.
(struct predicate): New.
Update prototypes.
* cpplex.c (expand_token_space): Handle both offset and
nonoffset lists.
(init_token_list, _cpp_free_token_list, _cpp_parse_assertion): Delete.
(_cpp_init_toklist, _cpp_clear_toklist, _cpp_free_toklist,
_cpp_slice_toklist, _cpp_squeeze_toklist, _cpp_equiv_tokens,
_cpp_equiv_toklists): New.
(_cpp_scan_line): Rename to _cpp_scan_until; add ability to
stop at any single-character token, not just newline.
(_cpp_lex_token): Remove special cases for #define and #if.
(cpp_get_token): Expect # as a separate token type. Remove
DIRECTIVE case.
(_cpp_get_directive_token): Remove DIRECTIVE case.
(_cpp_lex_line, _cpp_lex_file, _cpp_init_input_buffer): Update.
* cpplib.c (_cpp_check_directive): Set dirno and
SYNTAX_INCLUDE bit of flags, not dir_handler and dir_flags.
(_cpp_handle_directive): Run # <number> through the same logic
as normal directives.
(do_define): Don't set parsing_define_directive. Use
_cpp_scan_until. The list does not have a VSPACE at the end.
(do_if): Save, clear, and restore only_seen_white around
_cpp_parse_expr.
(skip_if_group): s/CPP_DIRECTIVE/CPP_HASH/
(do_assert, do_unassert): Rewrite.
* cpplib.h (TTYPE_TABLE): Remove CPP_ASSERTION.
(LIST_OFFSET): New flag.
(struct cpp_toklist): Replace dir_handler and dir_flags with
dirno and flags.
(struct cpp_reader): Remove parsing_if_directive and
parsing_define_directive.
From-SVN: r33984
|
|
* cpplib.c: New feature, #pragma system_header.
* cpp.texi: Document special treatment of system headers, and
the various mechanisms to get a header that special treatment.
From-SVN: r33962
|
|
* cpplex.c (parse_string2): Update comment.
(cpp_lex_line): No special assertion treatment for '('.
* cpplib.c (DIRECTIVE_TABLE): Remove SYNTAX_ASSERT.
* cpplib.h (SYNTAX_ASSERT): Remove.
From-SVN: r33915
|
|
* cpphash.c (trad_stringify, warn_trad_stringify,
collect_params): Make some pointers pointers to const.
* cpplex.c (auto_expand_name_space) Guaranteed to always
expand by at least one character.
(SPELL_CHAR, SPELL_NONE): Temporarily reverse order.
(struct token_spelling): Use const U_CHAR * rather than PTR.
(expand_name_space): Fix up token pointers if name space
is moved when expanding.
(INIT_NAME, cpp_scan_line, parse_name, parse_number,
parse_string2, save_comment, spell_token, cpp_output_list):
Update so the routines handle tokens with a direct pointer to
their text, rather than an offset into the token's list's namebuf.
(_cpp_lex_line): Rearrange for clarity.
* cpplib.c (_cpp_check_directive): Similarly.
(do_define): Make SYM a pointer to const.
* cpplib.h (struct cpp_name): Replace offset with direct pointer.
(CPP_INT, CPP_FLOAT): Spelling type should be SPELL_IDENT.
(TOK_OFFSET): Delete.
(TOK_NAME): Update.
From-SVN: r33901
|
|
gcc:
* cpphash.h (U): New define, to correct type of string constants.
(ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr): New wrapper
routines, to do casts when passing unsigned strings to libc.
* cppexp.c, cppfiles.c, cpphash.c, cppinit.c, cpplib.c: Use them.
* cppfiles.c (_cpp_execute_include): Make filename an U_CHAR *.
* cpphash.c (_cpp_quote_string): Make string an U_CHAR *.
* cppinit.c (dump_special_to_buffer): Make macro name an U_CHAR *.
* cpplex.c (parse_ifdef, parse_include, validate_else): Make
second argument an U_CHAR *.
* cppinit.c (builtin_array): Make name and value U_CHAR *, add
length field, clean up initializer.
(ISTABLE): Add __extension__ to designated-
initializers version.
* cpplex.c (CHARTAB): Likewise.
* mbchar.c: Add dummy external declaration to the !MULTIBYTE_CHARS
case so the file won't be empty.
include:
* symcat.h: Remove #endif label.
From-SVN: r33657
|
|
* cpplib.h: Add accessor macros for token lists.
* cpplib.c, cpphash.c, cpplex.c: Use them.
From-SVN: r33630
|
|
* cpplib.h (CPP_POP, parse_cleanup_t): Delete.
(cpp_buffer): Remove cleanup, seen_eof, manual_pop members.
* cppfiles.c (file_cleanup): Delete.
* cpphash.c (macro_cleanup): Delete.
(collect_objlike_expansion, collect_funlike_expansion,
macarg, scan_arguments): Remove CPP_POP case.
* cpplex.c (null_cleanup): Delete.
(cpp_pop_buffer): Do the work that was done in the cleanups
here. Call _cpp_unwind_if_stack from here.
(_cpp_expand_to_buffer, cpp_scan_buffer_nooutput,
cpp_scan_buffer): Run until we see CPP_EOF and the top of
stack is the buffer _below_ the one we stacked.
(cpp_get_token): Always pop an exhausted buffer. Return
CPP_EOF unless it's a macro buffer. Don't call _cpp_handle_eof.
* cpplib.c (skip_if_group): Don't call cpp_get_token to
increment the line number.
(_cpp_handle_eof): Rename to _cpp_unwind_if_stack.
* fix-header.c (read_scan_file) [parsing getchar()]: Run until
we see CPP_EOF and the top of stack is the buffer _below_ the
one we stacked.
* scan-decls.c: Likewise.
From-SVN: r33611
|
|
* cpphash.c (_cpp_make_hashnode): Rename make_HASHNODE, now
static. Allocate the hashnode and its string in the same
block of memory.
(del_HASHNODE): Don't free h->name.
(_cpp_lookup): If there is no entry for this string, create
one, of type T_VOID.
(_cpp_lookup_slot): Delete.
* cpphash.h: Update prototypes.
* cpplex.c (maybe_macroexpand): Check for hp->type == T_VOID,
not hp == NULL.
* cpplib.c (do_define, do_undef, do_pragma_poison, do_assert,
do_unassert, cpp_defined): Use _cpp_lookup. Don't create a
node here, just fill in the value field properly. "Delete"
entries by setting the value field to T_VOID. Check for
hp->type == T_VOID, not hp == NULL.
* Makefile.in (cpplib.o): Don't depend on $(HASHTAB_H).
* cpperror.c, cppexp.c, cpplex.c, cpplib.c: Don't include
hashtab.h.
From-SVN: r33581
|
|
* cppfiles.c (redundant_include_p): Provide length of token to
cpp_defined.
* cpphash.c (_cpp_make_hashnode, _cpp_lookup_slot): Hash
values are unsigned int.
(_cpp_lookup, _cpp_lookup_slot): Do not calculate the length.
(_cpp_lookup_slot): Do not calculate the hash, either.
* cpphash.h: Update prototypes.
* cpplib.c (do_define, do_undef, do_pragma_poison, do_assert):
Hashes are unsigned int. Calculate hash here, pass by value
to _cpp_lookup_slot.
From-SVN: r33551
|
|
* cpphash.h (enum node_type: Take out T_MCONST.
(union hashval): Move into struct hashnode.
(struct hashnode): Pack tighter. Remove file, line, col
members.
* cpphash.c: Constify most of the macro-definition structures.
(struct definition): Replace by struct object_defn
and struct funct_defn. Put file, line, column information
here. All users updated to match.
(_cpp_create_definition, _cpp_macroexpand): Remove special
case for #define WORD OTHERWORD.
* cpplib.c (do_undef): Remove T_MCONST case.
From-SVN: r33538
|
|
typedef to cpphash.c.
* cpphash.h: Move struct reflist, struct definition, and the
DEFINITION typedef to cpphash.c. Use 'struct definition *' in
union hashval. _cpp_free_definition takes a HASHNODE pointer.
* cpphash.c (_cpp_free_definition): Free data pointed to by
MCONST, XCONST, MACRO, and FMACRO nodes properly.
(_cpp_create_definition, del_HASHNODE): Just call
_cpp_free_definition to clear out a hashnode.
* cpplib.c (do_pragma_poison): Likewise.
From-SVN: r33536
|
|
2000-04-25 Zack Weinberg <zack@wolery.cumb.org>
* cpplib.h (struct cpp_buffer): Add 'mapped' flag; fix
commentary.
2000-04-25 Neil Booth <NeilB@earthling.net>
Restore previous patch, plus the following fixes:
* cpphash.c (_cpp_create_definition): Test PREV_WHITESPACE in
flags, not CPP_OPEN_PAREN.
* cpplex.c (expand_token_space, init_token_list,
cpp_free_token_list): Put the dummy token at list->tokens[-1].
(_cpp_lex_line, _cpp_lex_file): token list is 0-based.
From-SVN: r33419
|
|
From-SVN: r33411
|