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2001-05-22cppfiles.c (remove_component_p): Don't assume lstat/stat will keep errno ↵Alexandre Oliva1-0/+6
unchanged on success. * cppfiles.c (remove_component_p): Don't assume lstat/stat will keep errno unchanged on success. From-SVN: r42445
2001-05-05cppfiles.c (struct include_file): New member err_no.Neil Booth1-9/+9
* cppfiles.c (struct include_file): New member err_no. (find_or_create_entry): Set it. (open_file): Don't set fds to -2. Instead, use err_no to remember previous errors, if any. From-SVN: r41865
2001-04-06configure.in: Add check for lstat.Neil Booth1-96/+118
* configure.in: Add check for lstat. * configure, config.in: Regenerate. * cppinit.c (append_include_chain): Make empty path ".". * cpplib.c (do_line): Don't simplify #line paths. * cppfiles.c (remove_component_p): New function. (find_or_create_entry): Acknowledge stat () errors during path simplification. (handle_missing_header): Don't simplify paths. (_cpp_simplify_pathname): Don't simplify VMS paths. Return the empty path untouched. Don't leave a trailing '/'. From-SVN: r41148
2001-04-06cppfiles.c (open_file): Fail directories silently, but with an errno of ↵Neil Booth1-30/+34
NOENT set. * cppfiles.c (open_file): Fail directories silently, but with an errno of NOENT set. (read_include_file): Move the common exit code to the sole caller. Return an int indicating success or failure. Let open_file handle directories. (stack_include_file): If read_include_file fails, push a "null" buffer. From-SVN: r41138
2001-03-16* cppfiles.c (stack_include_file): Use MAX of sysp.Alexandre Oliva1-2/+2
From-SVN: r40536
2001-03-15cpp.texi: Update documentation for -include and -imacros.Neil Booth1-73/+72
* cpp.texi: Update documentation for -include and -imacros. * cppfiles.c (struct include_file): Remove "defined" memeber. (find_or_create_entry): Make a copy of the file name, and simplify it. (open_file): Update to ensure we use the simplified filename. (stack_include_file): Don't set search_from. (cpp_included): Don't simplify the path name here. (find_include_file): New prototype. Call search_from to get the start of the "" include chain. Don't simplify the filenames here. (_cpp_execute_include): New prototype. Move diagnostics to do_include_common. Update. (_cpp_pop_file_buffer): Don't set defined. (search_from): New prototype. Use the preprocessor's cwd for files included from the command line. (read_name_map): Don't simplify the pathname here. * cpphash.h (enum include_type): New. (struct buffer): Delete search from. New search_cached. (_cpp_execute_include): Update prototype. * cppinit.c (do_includes): Use _cpp_execute_include. * cpplib.c (do_include_common): New function. (do_include, do_include_next, do_import): Use it. From-SVN: r40486
2001-03-14cppfiles.c (stack_include_file): Only increase the include count if we ↵Neil Booth1-57/+56
actually process the file properly... * cppfiles.c (stack_include_file): Only increase the include count if we actually process the file properly, as opposed to treating it as length zero. Only call read_include_file if not DO_NOT_REREAD. Handle the -H include file output here. (read_include_file): Remove now redundant DO_NOT_REREAD check. (cpp_included, find_include_file): Simplify pathnames after remapping them. If remapping, don't use the remapped file name's buffer as our scratch buffer. (cpp_pop_file_buffer): Replace the multiple include macro only if it isn't yet set. (read_name_map): Simplify remapped names when reading in. (remap_filename): Move code to code path that uses it. (_cpp_simplify_pathname): Return the input pointer. * cpphash.h (_cpp_simplify_pathname): Update prototype. From-SVN: r40467
2001-03-13cppfiles.c (NO_INCLUDE_PATH): New macro.Neil Booth1-70/+47
* cppfiles.c (NO_INCLUDE_PATH): New macro. (find_include_file): Decide here which part of the include chain to start the search. Complain about an empty include chain in all cases apart from an abolsute file name. (_cpp_execute_include): Don't choose the search chain here. Don't call handle_missing_include in the case of an empty include chain. (_cpp_compare_file_date): Don't choose the search chain here. * cpplib.c (do_include_next): Move the in-main-file diagnostic here from _cpp_execute_include. Behave like #include if we're in the main file. From-SVN: r40445
2001-03-12cppfiles.c: Update comments.Neil Booth1-105/+116
* cppfiles.c: Update comments. (destroy_include_file_node): Rename destroy_node. (find_or_create_entry): New function. (open_file, _cpp_fake_include): Use it. (handle_missing_header): New function, broken out of _cpp_execute include. Don't segfault if there is no system or quoted path. (_cpp_execute_include): Use handle_missing_header. From-SVN: r40423
2001-03-11cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.Neil Booth1-12/+3
* cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete. (cpp_included, find_include_file): Update. (_cpp_compare_file_date): Make else unconditional. From-SVN: r40388
2001-03-10cppfiles.c (search_from): Use lbasename.Neil Booth1-5/+1
* cppfiles.c (search_from): Use lbasename. * mkdeps.c (deps_add_default_target): Use lbasename. From-SVN: r40364
2001-03-04* cppfiles.c (search_from): Special case the empty string.Neil Booth1-1/+5
From-SVN: r40236
2001-03-04cppfiles.c (_cpp_execute_include): Don't make a null-terminated copy of the ↵Neil Booth1-15/+6
filename. * cppfiles.c (_cpp_execute_include): Don't make a null-terminated copy of the filename. Don't use CPP_PREV_BUFFER. Don't call strlen or strcpy; we already know the length. (_cpp_compare_file_date): Similarly. * cpphash.h (struct cpp_reader): Delete done_initialising. (CPP_PREV_BUFFER): Delete. * cppinit.c (cpp_start_read): Don't set done_initialising. * cpplex.c (parse_string): Guarantee null-termination. (_cpp_equiv_toklists): Remove. * cpplib.c (glue_header_name): Null-terminate. (do_line): Don't leak memory. * cpplib.h (BT_WEAK): Delete. * cppmain.c (cb_ident): Strings are now null-terminated. From-SVN: r40233
2001-03-02cppfiles.c (struct include_file): Update.Neil Booth1-93/+75
* cppfiles.c (struct include_file): Update. (stack_include_file): Use search_from. (cpp_included, find_include_file): Update. (cpp_execute_include): Update. ptr->name may not be null terminated. Use the new search_from member variable of cpp_buffer. (_cpp_compare_file_date): Similarly. (search_from): New function, similiar to actual_directory. (actual_directory): Delete. (remap_filename): Update. loc->name may not be null terminated. (struct file_name_list): Rename search_path. Update. * cpphash.h (struct cpp_buffer): Delete actual_dir. New members search_from and dir. (struct cpp_reader): Remove actual_dirs. * cppinit.c (struct cpp_pending): Update for renamed objects. (append_include_chain, remove_dup_dir, remove_dup_dirs, merge_include_chains, cpp_destroy, cpp_start_read): Similarly. * cpplib.h (struct cpp_options): Similarly. From-SVN: r40178
2001-02-21cppfiles.c: Update comments.Neil Booth1-8/+4
* cppfiles.c: Update comments. (_cpp_read_file): Don't check for NULL filenames any more. * cppinit.c (cpp_start_read): Don't do canonicalization of in_fname and out_fname. Use the passed file name exclusively. (_cpp_handle_options): Don't treat "-" as a command line option, but as a normal filename. (_cpp_post_options): Canonicalize in_fname and out_fname. * cppmain.c (printer_init): Don't check out_fname for NULL. * c-lex.c (orig_filename): Rename cpp_filename for clarity. (init_c_lex): Update, and use "" to represent stdin to CPP. (yyparse): Update. From-SVN: r39938
2001-02-19cppfiles.c (stack_include_file): Generate dependencies here, and manage ↵Neil Booth1-19/+23
include_count here too. * cppfiles.c (stack_include_file): Generate dependencies here, and manage include_count here too. (PRINT_THIS_DEP): Delete. (_cpp_execute_include): Do not generate dependencies here, apart from the case of a missing header. Do not manage include_count. (_cpp_read_file): Leave dependency generation to stack_include_file. From-SVN: r39899
2001-02-16cppfiles.c (_cpp_make_system_header): Generate a file change callback.Neil Booth1-0/+2
* cppfiles.c (_cpp_make_system_header): Generate a file change callback. From-SVN: r39749
2001-01-24cppfiles.c (_cpp_read_file): Add to dependencies if requested.Jakub Jelinek1-0/+3
* cppfiles.c (_cpp_read_file): Add to dependencies if requested. * cppinit.c (cpp_start_read): Remove deps_add_dep call. * tradcpp.c (main): Add -imacros or -include'd dependencies for -M*. * cpp.texi (-M, -MM): Document -M -include behaviour. From-SVN: r39240
2001-01-13cppfiles.c (_cpp_fake_include): New function.Neil Booth1-1/+22
* cppfiles.c (_cpp_fake_include): New function. * cpphash.h (_cpp_fake_include): New. * cpplib.c (do_line): Call _cpp_fake_include when entering header files in preprocessed input. * cppmain.c (cb_pragma_implementation): Remove handling. (setup_callbacks): Don't register pragmas. From-SVN: r38987
2001-01-11[multiple changes]Neil Booth1-4/+4
2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk> * cppinit.c (cpp_start_read): If -fpreprocessed, ignore -D, -U and -A, and don't initialize the builtins. * cppmain.c (cb_define, cb_undef): Unconditionally process the callback. * tradcpp.c (main): Fix typo. 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com> * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include) (read_name_map): Use IS_ABSOLUTE_PATH. * tradcpp.c (get_filename): Likewise. From-SVN: r38925
2001-01-09cppfiles.c (_cpp_execute_include): Move `len` initialisation after `ptr` is ↵Graham Stott1-1/+2
initialised. * cppfiles.c (_cpp_execute_include): Move `len` initialisation after `ptr` is initialised. From-SVN: r38826
2001-01-04tradcpp.c (deps_file, [...]): New variables.Jakub Jelinek1-7/+8
* tradcpp.c (deps_file, print_deps_missing_files): New variables. (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M or -MM. (do_include): Handle missing headers like cpp0. * cppfiles.c (_cpp_execute_include): Don't prefix absolute header paths with first include pathname. Don't strcat to uninitialized string. From-SVN: r38683
2000-12-18c-lex.c: s/change_file/file_change.Neil Booth1-8/+11
* c-lex.c: s/change_file/file_change. * cpplib.h: Similarly. * cppmain.c: Similarly. * fix-header.c: Similarly. * cppfiles.c (stack_include_file): Pass the buffer location and size to cpp_push_buffer. Generate the file_change callback, so that sysp is already set. * cpphash.h: Add _cpp_do_file_change. * cpplib.c (do_line): Set buffer->sysp directly. Generate the file_change callback after setting sysp. (_cpp_do_file_change): Handle FC_ENTER and the FC_RENAME exception here. (cpp_push_buffer): Don't generate a callback. Clear sysp. (cpp_pop_buffer): Clean up logic. From-SVN: r38357
2000-12-17c-lex.c: Move main_input_filename handling to FC_ENTER.Neil Booth1-13/+0
* c-lex.c: Move main_input_filename handling to FC_ENTER. Clean up. * cpperror.c (print_containing_files): Get right line number. (print_location): Output column of 1 if 0. * cppfiles.c (stack_include_file): cpp_push_buffer handles the callback. * cpphash.h (_cpp_do_file_change): No longer external. * cpplib.c (do_file_change): Now local to cpplib.c. (do_line): Fake a buffer stack for preprocessed files. (cpp_push_buffer): Create a file_change callback. Handle faked buffers. (cpp_pop_buffer): Similarly. * cpplib.h: BUF_FAKE: New buffer type. * cppmain.c: Update to handle correct file renaming where a #line is the first line of the main file, and produce only the renamed file, not the original file, as output. From-SVN: r38319
2000-12-15cppfiles.c (hack_vms_include_specification): Delete function (not used since ↵Zack Weinberg1-280/+0
1998). * cppfiles.c (hack_vms_include_specification): Delete function (not used since 1998). From-SVN: r38268
2000-12-13cppfiles.c (read_name_map): Return null if open () fails.Neil Booth1-28/+22
* cppfiles.c (read_name_map): Return null if open () fails. (remap_filename): Simplify logic. Add ICE if it doesn't work as expected. Perform secondary lookup attempt on base filename only. From-SVN: r38227
2000-12-11cpperror.c (print_location): New function.Neil Booth1-4/+1
* cpperror.c (print_location): New function. (print_containing_files): Simplify. (_cpp_begin_message): Simplify and use print_location. * cppfiles.c (stack_include_file): Update. (_cpp_pop_file_buffer): Update. * cpphash.h (struct cpp_buffer): New members include_stack_listed and type. * cpplib.c (_cpp_handle_directive): Buffer->inc is not null. (run_directive): Take buffer type. cpp_push_buffer cannot fail. (_cpp_do__Pragma, cpp_define, _cpp_define_builtin, cpp_undef, handle_assertion): Update. (cpp_push_buffer): Take a buffer type and file name. (cpp_pop_buffer): Update. Clear include_stack_listed. * cpplib.h (input_stack_listing_current): Remove. (enum cpp_buffer_type): New. (cpp_push_buffer): New prototype. * cppmacro.c (builtin_macro): Simplify; buffer cannot be null. * fix-header.c (read_scan_file): Update. From-SVN: r38186
2000-12-09cppfiles.c (NEVER_REREAD, [...]): Move from cpphash.h.Neil Booth1-0/+10
* cppfiles.c (NEVER_REREAD, DO_NOT_REREAD): Move from cpphash.h. * cpphash.h (NEVER_REREAD, DO_NOT_REREAD, ABSOLUTE_PATH): Delete. * cpplex.c (parse_identifier): Improve diagnostic. (_cpp_lex_token): Return unconditionally at the end of a directive. * cpplib.c (read_flag): Verify legality of each flag. (end_directive): Resotre pfile->skipping before skip_rest_of_line. (do_line): Use the new read_flag. * cppmacro.c (struct cpp_macro, parse_arg, replace_args, check_macro_redefinition, parse_params): Rename var_args to variadic. From-SVN: r38150
2000-12-07cppfiles.c (struct include_file): Move from cpphash.h.Neil Booth1-10/+59
* cppfiles.c (struct include_file): Move from cpphash.h. (_cpp_never_reread): New function. (open_file, read_include_file): Use it. (stack_include_file): Set the buffer's sysp according to the path in which the file was found. (find_include_file): Don't set sysp. (cpp_make_system_header, actual_directory): Update. (_cpp_execute_include): Do #include_next lookup handling here, not in cpplib.c. Use _cpp_never_reread. * cpphash.h (struct_include_file): Remove. (struct cpp_buffer): New member sysp. (CPP_IN_SYSTEM_HEADER, _cpp_execute_include): Update. (_cpp_never_reread): New. * cpplib.c (read_line_number): Rename read_flag. Rework slightly. (end_directive): Clear line_extension flag. (_cpp_handle_directive): Set line_extension flag for #number. (do_include_next): Handle path lookup in _cpp_execute_include. (do_line): Cleanup to use read_flag. Don't allow flags in #line. (_cpp_do_file_change): Update. (do_pragma_once): Use cpp_never_reread. Clean up. * cpplib.h (struct lexer_state): New member line_extension. From-SVN: r38120
2000-12-07c-common.c (parse_in): Make a cpp_reader *.Neil Booth1-44/+0
* c-common.c (parse_in): Make a cpp_reader *. * cppfiles.c (_cpp_fake_include): Remove. * cpphash.h: Similarly. * cpplib.c (do_line): Don't call _cpp_fake_include. A valid #line always creates a callback; FC_RENAME if there are no #line flags. * fix-header.c (read_scan_file): cpp_push_buffer cannot fail. The first EOF must be our get_char buffer. From-SVN: r38101
2000-12-05cppfiles.c (stack_include_file): Push zero-length buffers in case of failure.Neil Booth1-37/+47
* cppfiles.c (stack_include_file): Push zero-length buffers in case of failure. Return void, as we don't fail any more. (read_include_file): Check for files we shouldn't re-read. Don't return an error code; errors are implied by marking the file NEVER_REREAD. (_cpp_execute_include): Move the recursion and in-macro checks here. Update for stack_include_file not failing. * cpplib.c (cpp_push_buffer): Always succeed, since _cpp_execute_include performs the recursion check. Tidy up. * cpplib.h (cpp_push_buffer): Update prototype. From-SVN: r38057
2000-12-04cppfiles.c (cpp_make_system_header): Take 2 booleans, and operate on current ↵Neil Booth1-10/+9
buffer. * cppfiles.c (cpp_make_system_header): Take 2 booleans, and operate on current buffer. (cpp_read_file): Rename _cpp_read_file. * cpplib.c (do_line, do_pragma_system_header): Update calls to cpp_make_system_header. * fix-header.c: Similarly. * cpphash.h (_cpp_read_file): Move from... * cpplib.h: ... here. * cppinit.c (do_includes, cpp_start_read): Update appropriately. From-SVN: r37989
2000-11-27c-lex.c (cb_enter_file, [...]): Combine into the new function cb_change_file.Neil Booth1-17/+11
* c-lex.c (cb_enter_file, cb_leave_file, cb_rename_file): Combine into the new function cb_change_file. (init_c_lex): Update. * cppfiles.c (stack_include_file): Use _cpp_do_file_change. (cpp_syshdr_flags): Delete. * cpphash.h (_cpp_do_file_change): New prototype. Move struct cpp_buffer here from... * cpplib.h (struct cpp_buffer): ... here. (enum cpp_fc_reason, struct cpp_file_loc, struct_cpp_file_change, change_file): New. (enter_file, leave_file, rename_file, cpp_syshdr_flags): Delete. * cpplib.c (do_line): Update for new cb_change_file callback. (_cpp_do_file_change): New function. (_cpp_pop_buffer): Update to use it. * cppmain.c (move_printer): Delete. (main): Set up single callback cb_change_file. (cb_enter_file, cb_leave_file, cb_rename_file): Delete. (cb_change_file): New. * fix-header.c (cur_file, cb_change_file): New. (recognized_function, read_scan_file): Update. * scan-decls.c (scan_decls): Update. * scan.h (recognized_function): Update prototype. From-SVN: r37784
2000-11-03cppfiles.c (open_file): If already read, then don't reopen.Nathan Sidwell1-4/+12
* cppfiles.c (open_file): If already read, then don't reopen. Immediately close an empty file. From-SVN: r37227
2000-10-30cppfiles.c (stack_include_file): Check for stacked contexts here.Neil Booth1-0/+3
* cppfiles.c (stack_include_file): Check for stacked contexts here. * cpphash.h (_cpp_do__Pragma): New prototype. * cppinit.c (cpp_reader_init): Add _Pragma keyword to hash table. * cpplex.c (skip_escaped_newlines): Only process trigraphs and escaped newlines if !(buffer->from_stage3). (_cpp_lex_token): Warn about missing newlines iff !buffer->from_stage3. * cpplib.c (get__Pragma_string, destringize, _cpp_do__Pragma): New functions. (run_directive): Set output_line for _Pragma to avoid line markers in output. Set from_stage3 and prevent macro expansion for _Pragma and command-line options. Check buffer exhaustion. (cpp_push_buffer): Don't check for stacked macro contexts, as this is perfectly legitimate for _Pragma. Move the check to stack_include_file instead. Set from_stage3 iff buffer is preprocessed input. * cpplib.h (struct cpp_buffer): Make warned_cplusplus_comments unsigned. New boolean from_stage3. (struct spec_nodes): Add n__Pragma. * cppmacro.c (enter_macro_context): Flip sense of return value. (_cpp_get_token): Handle _Pragma operator. From-SVN: r37147
2000-10-28New macro expander.Neil Booth1-27/+39
2000-10-28 Neil Booth <neilb@earthling.net> New macro expander. * cpplib.c (struct answer): New. (struct if_stack): Use cpp_lexer_pos rather than line and col. Rename cmacro mi_cmacro. (struct directive, KANDR, STDC89, EXTENSION, COND, IF_COND, INCL, IN_I): New directive and flags. (skip_rest_of_line, check_eol, run_directive, glue_header_name, parse_answer, parse_assertion, find_answer): New functions. (parse_ifdef, detect_if_not_defined, validate_else): Remove. (lex_macro_node): New function to replace parse_ifdef and get_define_node. (_cpp_handle_directive): New function, combines _cpp_check_directive and _cpp_check_linemarker. (do_define, do_undef, parse_include, do_include, do_import, do_include_next, read_line_number, do_line, do_ident, do_pragma, do_pragma_once, do_pragma_poison, do_pragma_dependency): Update for new token getting interface. (do_ifdef, do_ifndef, do_if, do_else, do_endif, push_conditional) : Update for new multiple-include optimisation technique. (do_elif): Don't forget to invalidate controlling macros. (unwind_if_stack, cpp_defined, cpp_push_buffer, cpp_pop_buffer): Update. (parse_assertion, parse_answer, find_answer, _cpp_test_assertion): Functions to handle assertions with the new token interface. (do_assert, do_unassert): Use them. (cpp_define, _cpp_define_builtin, cpp_undef, cpp_assert, cpp_unassert): Use run_directive. (_cpp_init_stacks): Register directive names. Don't register special nodes. * cpperror.c (print_containing_files, _cpp_begin_message): Update to new position recording regime. (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning, cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line, cpp_pedwarn_with_file_and_line): Update for _cpp_begin_message changes. (cpp_type2name): Move to cpplex.c. * cppexp.c (parse_charconst): spec_nodes is no longer a pointer. (parse_defined): Update to handle new multiple include optimisation method. Remove poisoned identifier warning. (parse_assertion, TYPE_NAME): Delete. (lex): Update for multiple include optimisation, removal of CPP_DEFINED, to use _cpp_test_assertion for assertions and cpp_token_as_text. (_cpp_parse_expr): Update for MI optimisation, and to use op_as_text. (op_as_text): New function, to wrap cpp_token_as_text. * cppfiles.c (stack_include_file, _cpp_pop_file_buffer): Update for MI optimisation. (_cpp_execute_include): Take a token rather than 3 arguments. Fix segfault on diagnostic. (_cpp_compare_file_date): Take a token rather than 3 args. (cpp_read_file): Work correctly for zero-length files. * cpphash.c (_cpp_init_macros, _cpp_cleanup_macros): Rename _cpp_init_hashtable and _cpp_cleanup_hashtable. (cpp_lookup): Place identifiers at front of identifier pool for _cpp_lookup_with_hash. (_cpp_lookup_with_hash): Require identifiers to be at the front of the identifier pool. Commit the memory if not already in the hash table. * cppinit.c (cpp_reader_init): Move cpp_init_completed test to top. Initialise various members of cpp_reader, memory pools, and the special nodes. (cpp_printer_init): Delete. (cpp_cleanup): Update. (struct builtin, builtin_array, initialize_builtins): Update for new hashnode definition and builtin handling. (cpp_start_read, cpp_finish): Don't take or initialise a printer. Update. * cpplib.h (cpp_printer, cpp_toklist, CPP_DEFINED, BOL, PASTED, VAR_ARGS, BEG_OF_FILE, IN_DIRECTIVE, KNOWN_DIRECTIVE, T_VOID, T_SPECLINE, T_DATE, T_FILE, T_BASE_FILE, T_INCLUDE_LEVEL, T_TIME, T_STDC, T_OPERATOR, T_POISON, T_MACRO, T_ASSERTION): Delete. (struct cpp_pool, struct cpp_macro, struct cpp_lexer_pos, struct cpp_lookahead, CPP_DHASH, enum mi_state, enum mi_ind, NO_EXPAND, VARARGS_FIRST, struct cpp_token_with_pos, struct toklist, struct cpp_context, struct specnodes, TOKEN_LOOKAHEAD, TOKEN_BUFFSIZE, NODE_OPERATOR, NODE_POISONED, NODE_BUILTIN, NODE_DIAGNOSTIC, NT_VOID, NT_MACRO, NT_ASSERTION, enum builtin_type, cpp_can_paste): New. (struct cpp_token): Delete line and col members. (struct cpp_buffer): New member output_lineno. (struct lexer_state): Delete indented, in_lex_line, seen_dot. Add va_args_ok, poisoned_ok, prevent_expansion, parsing_args. (struct cpp_reader): New members lexer_pos, macro_pos, directive_pos, ident_pool, temp_string_pool, macro_pool, argument_pool, string_pool, base_context, context, directive, mi_state, mi_if_not_defined, mi_lexed, mi_cmacro, mi_ind_cmacro, la_read, la_write, la_unused, mlstring_pos, macro_buffer, macro_buffer_len. Delete members mls_line, mls_column, token_list, potential_control_macro, temp_tokens, temp_cap, temp_alloced, temp_used, first_directive_token, context_cap, cur_context, no_expand_level, paste_level, contexts, args, save_parameter_spellings, need_newline, . Change type of date, time and spec_nodes members. Change prototypes for include and ident callbacks. (struct cpp_hashnode): Change type of name. Remove union members expansion and code. Add members macro, operator and builtin. (cpp_token_len, cpp_token_as_text, cpp_spell_token, cpp_start_read, cpp_finish, cpp_avoid_paste, cpp_get_token, cpp_get_line, cpp_get_output_line, cpp_macro_definition, cpp_start_lookahead, cpp_stop_lookahead): New prototypes. (cpp_printer_init, cpp_dump_definition): Delete prototypes. (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr, ufputs): Move from cpphash.h. * cpphash.h (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr, ufputs): Move to cpplib.h. (enum spell_type, struct token_spelling, _cpp_token_spellings, TOKEN_SPELL, TOKEN_NAME, struct answer, FREE_ANSWER, KANDR, STDC89, EXTENSION, COND, EXPAND, INCL, COMMENTS, IN_I, struct directive, directive_handler, struct spec_nodes, _cpp_digraph_spellings, _cpp_free_temp_tokens, _cpp_init_input_buffer, _cpp_grow_token_buffer, _cpp_init_toklist, _cpp_clear_toklist, _cpp_expand_token_space, _cpp_expand_name_space, _cpp_equiv_tokens, _cpp_equiv_toklists, _cpp_process_directive, _cpp_run_directive, _cpp_get_line, _cpp_get_raw_token, _cpp_glue_header_name, _cpp_can_paste, _cpp_check_directive, _cpp_check_linemarker, _cpp_parse_assertion, _cpp_find_answer): Delete. (VALID_SIGN, ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE, POOL_SIZE, POOL_USED, POOL_COMMIT, struct cpp_chunk, _cpp_lex_token, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve, _cpp_pool_alloc, _cpp_next_chunk, _cpp_lock_pool, _cpp_unlock_pool, _cpp_test_assertion, _cpp_handle_directive, DSC): New. (struct include_file): New member defined. (DO_NOT_REREAD, _cpp_begin_message, _cpp_execute_include, _cpp_compare_file_date): Update. (_cpp_pop_context, _cpp_get_token, _cpp_free_lookaheads, _cpp_push_token): New. (_cpp_init_macros, _cpp_cleanup_macros): Rename to _cpp_init_hashtable, _cpp_cleanup_hashtable. * Makefile.in: Remove cppoutput.c. * cppoutput.c: Delete * fixheader.c (read_scan_file): Update for new cpp_get_token prototype. (recognized_function): New argument LINE. * scan-decls.c (skip_to_closing_brace, scan_decls): Update for new cpp_get_token prototype. * scan.h (recognized_function): Update prototype. * po/POTFILES.in: Remove cppoutput.c. From-SVN: r37098
2000-09-21cppfiles.c (lookup_include_file): Rename to open_file.Neil Booth1-39/+53
* cppfiles.c (lookup_include_file): Rename to open_file. Always create a splay tree value, even on syscall failures. Negative entries indicated by fd == -2. Re-open files closed in the meantime. (_cpp_fake_include): Create a negative splay tree entry. (find_include_file, cpp_read_file): Update for function name change. * gcc.gd/cpp/mi4.c: Testcase. From-SVN: r36564
2000-09-19cppfiles.c (read_include_file): Take no special action for zero-length files.Neil Booth1-6/+0
* cppfiles.c (read_include_file): Take no special action for zero-length files. From-SVN: r36539
2000-09-16cppfiles.c (purge_cache): use munmap() only if MMAP_THRESHOLD defined.Laurynas Biveinis1-1/+3
* cppfiles.c (purge_cache): use munmap() only if MMAP_THRESHOLD defined. (read_include_file): Ensure inc->mmaped is initialized. From-SVN: r36459
2000-09-16* cppiles.c (purge_cache): Use PTR not caddr_t.Richard Henderson1-1/+1
From-SVN: r36458
2000-09-12cppfiles.c: Move all default-#defines to top of file.Zack Weinberg1-334/+262
* cppfiles.c: Move all default-#defines to top of file. (open_include_file): Replace by lookup_include_file. (read_with_read, read_file): Merged into read_include_file. (stack_include_file, purge_cache): New functions. (close_cached_fd): Delete. (lookup_include_file, read_include_file, _cpp_pop_file_buffer): Cache the in-memory buffer, not the file descriptor. * cpphash.h (struct include_file): Add buffer, st, refcnt, mapped fields. (xcnew): New utility macro. (DO_NOT_REREAD, NEVER_REREAD): Move up by struct include_file. * cpplib.h (struct cpp_buffer): Remove mapped field. * cpplex.c (parse_string): Accept backslash space newline as a line continuation. (lex_line): Likewise. (_cpp_get_token): Remove hard limit on macro nesting. testsuite: * gcc.dg/cpp/backslash.c: New test. From-SVN: r36347
2000-08-24*** empty log message ***Zack Weinberg1-5/+4
From-SVN: r35960
2000-08-24cppfiles.c (actual_directory): Don't write beyond `dir' when it contains "".Greg McGary1-2/+2
* cppfiles.c (actual_directory): Don't write beyond `dir' when it contains "". * real.c (asctoeg): Stay within bounds of etens[][]. From-SVN: r35944
2000-08-02cpperror.c (v_message): Split into _cpp_begin_message and v_message macro.Zack Weinberg1-5/+16
* 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
2000-07-16cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.Laurynas Biveinis1-0/+1
2000-07-16 Laurynas Biveinis <lauras@softhome.net> * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL. From-SVN: r35065
2000-07-13cppexp.c, [...]: Eradicate all traces of code dependent on traditional, ↵Zack Weinberg1-1/+43
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
2000-07-05cpplex.c: Don't include sys/mman.h.Zack Weinberg1-2/+42
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
2000-07-04top level:Zack Weinberg1-33/+35
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
2000-07-02cpplib.h (struct cpp_reader): New field include_depth.Jakub Jelinek1-0/+1
* cpplib.h (struct cpp_reader): New field include_depth. (struct cpp_printer): Rename last_bsd to last_id. * cppfiles.c (read_include_file): Bump include_depth. * cpplex.c (cpp_pop_buffer): Decrement include_depth. (output_line_command): Output correct #line if a header is including itself and is not protected against multiple inclusion. Use include_depth instead of buffer_stack_depth, last_id instead of last_bsd. * cppinit.c (cpp_start_read): Initialize last_id instead of last_bsd. From-SVN: r34831
2000-06-30cpp.texi: Document #pragma GCC dependencyNathan Sidwell1-0/+57
* 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