1 /* Definitions for CPP library.
2 Copyright (C) 1995, 96-99, 2000 Free Software Foundation, Inc.
3 Written by Per Bothner, 1994-95.
5 This program is free software; you can redistribute it and/or modify it
6 under the terms of the GNU General Public License as published by the
7 Free Software Foundation; either version 2, or (at your option) any
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19 In other words, you are welcome to use, share and improve this program.
20 You are forbidden to forbid anyone else to use, share and improve
21 what you give them. Help stamp out software-hoarding! */
22 #ifndef __GCC_CPPLIB__
23 #define __GCC_CPPLIB__
25 #include <sys/types.h>
31 typedef struct cpp_reader cpp_reader
;
32 typedef struct cpp_buffer cpp_buffer
;
33 typedef struct cpp_options cpp_options
;
34 typedef struct cpp_printer cpp_printer
;
35 typedef struct cpp_token cpp_token
;
36 typedef struct cpp_toklist cpp_toklist
;
37 typedef struct cpp_name cpp_name
;
38 typedef struct cpp_hashnode cpp_hashnode
;
40 /* The first two groups, apart from '=', can appear in preprocessor
41 expressions. This allows a lookup table to be implemented in
44 The first group, to CPP_LAST_EQ, can be immediately followed by an
45 '='. The lexer needs operators ending in '=', like ">>=", to be in
46 the same order as their counterparts without the '=', like ">>". */
48 /* Positions in the table. */
49 #define CPP_LAST_EQ CPP_LSHIFT
50 #define CPP_FIRST_DIGRAPH CPP_HASH
55 T(CPP_GREATER, ">") /* compare */ \
57 T(CPP_PLUS, "+") /* math */ \
62 T(CPP_AND, "&") /* bit ops */ \
69 T(CPP_AND_AND, "&&") /* logical */ \
73 T(CPP_COMMA, ",") /* grouping */ \
74 T(CPP_OPEN_PAREN, "(") \
75 T(CPP_CLOSE_PAREN, ")") \
76 T(CPP_EQ_EQ, "==") /* compare */ \
78 T(CPP_GREATER_EQ, ">=") \
79 T(CPP_LESS_EQ, "<=") \
81 T(CPP_PLUS_EQ, "+=") /* math */ \
82 T(CPP_MINUS_EQ, "-=") \
83 T(CPP_MULT_EQ, "*=") \
86 T(CPP_AND_EQ, "&=") /* bit ops */ \
89 T(CPP_RSHIFT_EQ, ">>=") \
90 T(CPP_LSHIFT_EQ, "<<=") \
91 /* Digraphs together, beginning with CPP_FIRST_DIGRAPH. */ \
92 T(CPP_HASH, "#") /* digraphs */ \
94 T(CPP_OPEN_SQUARE, "[") \
95 T(CPP_CLOSE_SQUARE, "]") \
96 T(CPP_OPEN_BRACE, "{") \
97 T(CPP_CLOSE_BRACE, "}") \
98 /* The remainder of the punctuation. Order is not significant. */ \
99 T(CPP_SEMICOLON, ";") /* structure */ \
100 T(CPP_ELLIPSIS, "...") \
101 T(CPP_BACKSLASH, "\\") \
102 T(CPP_PLUS_PLUS, "++") /* increment */ \
103 T(CPP_MINUS_MINUS, "--") \
104 T(CPP_DEREF, "->") /* accessors */ \
107 T(CPP_DEREF_STAR, "->*") \
108 T(CPP_DOT_STAR, ".*") \
109 T(CPP_MIN, "<?") /* extension */ \
111 C(CPP_OTHER, 0) /* stray punctuation */ \
113 I(CPP_NAME, 0) /* word */ \
114 I(CPP_INT, 0) /* 23 */ \
115 I(CPP_FLOAT, 0) /* 3.14159 */ \
116 I(CPP_NUMBER, 0) /* 34_be+ta */ \
117 S(CPP_CHAR, 0) /* 'char' */ \
118 S(CPP_WCHAR, 0) /* L'char' */ \
119 S(CPP_STRING, 0) /* "string" */ \
120 S(CPP_WSTRING, 0) /* L"string" */ \
122 I(CPP_COMMENT, 0) /* Only if output comments. */ \
123 N(CPP_MACRO_ARG, 0) /* Macro argument. */ \
124 N(CPP_SUBLIST, 0) /* Sublist. */ \
125 N(CPP_EOF, 0) /* End of file. */ \
126 N(CPP_HEADER_NAME, 0) /* <stdio.h> in #include */ \
128 /* Obsolete - will be removed when no code uses them still. */ \
129 T(CPP_VSPACE, "\n") /* End of line. */ \
130 N(CPP_HSPACE, 0) /* Horizontal white space. */ \
131 N(CPP_DIRECTIVE, 0) /* #define and the like */ \
132 N(CPP_MACRO, 0) /* Like a NAME, but expanded. */
150 /* Payload of a NAME, NUMBER, FLOAT, STRING, or COMMENT token. */
154 const unsigned char *text
;
157 /* Accessor macros for token lists - all expect you have a
158 list and an index. */
160 #define TOK_TYPE(l_, i_) ((l_)->tokens[i_].type)
161 #define TOK_FLAGS(l_, i_) ((l_)->tokens[i_].flags)
162 #define TOK_AUX(l_, i_) ((l_)->tokens[i_].aux)
163 #define TOK_COL(l_, i_) ((l_)->tokens[i_].col)
164 #define TOK_INT(l_, i_) ((l_)->tokens[i_].val.integer)
165 #define TOK_NAME(l_, i_) ((l_)->tokens[i_].val.name.text)
166 #define TOK_LEN(l_, i_) ((l_)->tokens[i_].val.name.len)
168 #define TOK_PREV_WHITE(l_, i_) (TOK_FLAGS(l_, i_) & PREV_WHITESPACE)
170 /* Flags for the cpp_token structure. */
171 #define PREV_WHITESPACE 1 /* If whitespace before this token. */
172 #define BOL 2 /* Beginning of line. */
173 #define DIGRAPH 4 /* If it was a digraph. */
174 #define UNSIGNED_INT 8 /* If int preprocessing token unsigned. */
176 /* A preprocessing token. This has been carefully packed and should
177 occupy 16 bytes on both 32- and 64-bit hosts. */
180 unsigned short col
; /* starting column of this token */
181 ENUM_BITFIELD(cpp_ttype
) type
: CHAR_BIT
; /* node type */
182 unsigned char flags
; /* flags - see above */
183 unsigned int aux
; /* CPP_OTHER character. Hash of a
184 NAME, or something - see uses
188 struct cpp_name name
; /* a string */
189 HOST_WIDEST_INT integer
; /* an integer */
194 #define LIST_OFFSET (1 << 0)
196 /* Directive flags. */
197 #define SYNTAX_INCLUDE (1 << 8)
199 typedef int (*directive_handler
) PARAMS ((cpp_reader
*));
203 cpp_token
*tokens
; /* actual tokens as an array */
204 unsigned int tokens_used
; /* tokens used */
205 unsigned int tokens_cap
; /* tokens allocated */
207 unsigned char *namebuf
; /* names buffer */
208 unsigned int name_used
; /* _bytes_ used */
209 unsigned int name_cap
; /* _bytes_ allocated */
211 unsigned int line
; /* starting line number */
213 /* The handler to call after lexing the rest of this line.
217 /* Per-list flags, see above */
218 unsigned short flags
;
223 const unsigned char *cur
; /* current position */
224 const unsigned char *rlimit
; /* end of valid data */
225 const unsigned char *buf
; /* entire buffer */
226 const unsigned char *line_base
; /* start of current line */
227 const unsigned char *mark
; /* Saved position for lengthy backtrack. */
229 struct cpp_buffer
*prev
;
231 /* Filename specified with #line command. */
232 const char *nominal_fname
;
233 /* Actual directory of this file, used only for "" includes */
234 struct file_name_list
*actual_dir
;
236 /* Pointer into the include table. Used for include_next and
237 to record control macros. */
238 struct include_file
*inc
;
240 /* If the buffer is the expansion of a macro, this points to the
241 macro's hash table entry. */
242 struct cpp_hashnode
*macro
;
244 /* Value of if_stack at start of this file.
245 Used to prohibit unmatched #endif (etc) in an include file. */
246 struct if_stack
*if_stack
;
248 /* Line number at line_base (above). */
251 /* True if buffer contains escape sequences.
252 Currently there are two kinds:
253 "\r-" means following identifier should not be macro-expanded.
254 "\r " means a token-separator. This turns into " " in final output
255 if not stringizing and needed to separate tokens; otherwise nothing.
256 Any other two-character sequence beginning with \r is an error.
258 If this is NOT set, then \r is a one-character escape meaning backslash
259 newline. This is guaranteed not to occur in the middle of a token.
260 The two interpretations of \r do not conflict, because the two-character
261 escapes are used only in macro buffers, and backslash-newline is removed
262 from macro expansion text in collect_expansion and/or macarg. */
265 /* True if we have already warned about C++ comments in this file.
266 The warning happens only for C89 extended mode with -pedantic on,
267 or for -Wtraditional, and only once per file (otherwise it would
268 be far too noisy). */
269 char warned_cplusplus_comments
;
271 /* In a file buffer, true if this buffer's data is mmapped
272 (currently never the case). In a macro buffer, true if this
273 buffer's data must be freed. */
277 struct file_name_map_list
;
280 /* Maximum nesting of cpp_buffers. We use a static limit, partly for
281 efficiency, and partly to limit runaway recursion. */
282 #define CPP_STACK_MAX 200
284 /* Values for opts.dump_macros.
285 dump_only means inhibit output of the preprocessed text
286 and instead output the definitions of all user-defined
287 macros in a form suitable for use as input to cpp.
288 dump_names means pass #define and the macro name through to output.
289 dump_definitions means pass the whole definition (plus #define) through
291 enum { dump_none
= 0, dump_only
, dump_names
, dump_definitions
};
293 /* This structure is nested inside struct cpp_reader, and
294 carries all the options visible to the command line. */
297 /* Name of input and output files. */
298 const char *in_fname
;
299 const char *out_fname
;
301 /* Characters between tab stops. */
302 unsigned int tabstop
;
304 /* Pending options - -D, -U, -A, -I, -ixxx. */
305 struct cpp_pending
*pending
;
307 /* File name which deps are being written to. This is 0 if deps are
308 being written to stdout. */
309 const char *deps_file
;
311 /* Target-name to write with the dependency information. */
314 /* Search paths for include files. */
315 struct file_name_list
*quote_include
; /* First dir to search for "file" */
316 struct file_name_list
*bracket_include
;/* First dir to search for <file> */
318 /* Map between header names and file names, used only on DOS where
319 file names are limited in length. */
320 struct file_name_map_list
*map_list
;
322 /* Directory prefix that should replace `/usr/lib/gcc-lib/TARGET/VERSION'
323 in the standard include file directories. */
324 const char *include_prefix
;
325 unsigned int include_prefix_len
;
327 /* Non-0 means -v, so print the full set of include dirs. */
328 unsigned char verbose
;
330 /* Nonzero means use extra default include directories for C++. */
331 unsigned char cplusplus
;
333 /* Nonzero means handle cplusplus style comments */
334 unsigned char cplusplus_comments
;
336 /* Nonzero means handle #import, for objective C. */
339 /* Nonzero means this is an assembly file, so ignore unrecognized
340 directives and the "# 33" form of #line, both of which are
341 probably comments. Also, permit unbalanced ' strings (again,
342 likely to be in comments). */
343 unsigned char lang_asm
;
345 /* Nonzero means this is Fortran, and we don't know where the
346 comments are, so permit unbalanced ' strings. Unlike lang_asm,
347 this does not ignore unrecognized directives. */
348 unsigned char lang_fortran
;
350 /* Nonzero means handle CHILL comment syntax and output CHILL string
351 delimiters for __DATE__ etc. */
354 /* Nonzero means don't copy comments into the output file. */
355 unsigned char discard_comments
;
357 /* Nonzero means process the ANSI trigraph sequences. */
358 unsigned char trigraphs
;
360 /* Nonzero means print the names of included files rather than the
361 preprocessed output. 1 means just the #include "...", 2 means
362 #include <...> as well. */
363 unsigned char print_deps
;
365 /* Nonzero if missing .h files in -M output are assumed to be
366 generated files and not errors. */
367 unsigned char print_deps_missing_files
;
369 /* If true, fopen (deps_file, "a") else fopen (deps_file, "w"). */
370 unsigned char print_deps_append
;
372 /* Nonzero means print names of header files (-H). */
373 unsigned char print_include_names
;
375 /* Nonzero means cpp_pedwarn causes a hard error. */
376 unsigned char pedantic_errors
;
378 /* Nonzero means don't print warning messages. */
379 unsigned char inhibit_warnings
;
381 /* Nonzero means don't print error messages. Has no option to
382 select it, but can be set by a user of cpplib (e.g. fix-header). */
383 unsigned char inhibit_errors
;
385 /* Nonzero means warn if slash-star appears in a comment. */
386 unsigned char warn_comments
;
388 /* Nonzero means warn if there are any trigraphs. */
389 unsigned char warn_trigraphs
;
391 /* Nonzero means warn if #import is used. */
392 unsigned char warn_import
;
394 /* Nonzero means warn if a macro argument is (or would be)
395 stringified with -traditional, and warn about directives
396 with the # indented from the beginning of the line. */
397 unsigned char warn_traditional
;
399 /* Nonzero means turn warnings into errors. */
400 unsigned char warnings_are_errors
;
402 /* Nonzero causes output not to be done, but directives such as
403 #define that have side effects are still obeyed. */
404 unsigned char no_output
;
406 /* Nonzero means we should look for header.gcc files that remap file
410 /* Nonzero means don't output line number information. */
411 unsigned char no_line_commands
;
413 /* Nonzero means -I- has been seen, so don't look for #include "foo"
414 the source-file directory. */
415 unsigned char ignore_srcdir
;
417 /* Zero means dollar signs are punctuation. */
418 unsigned char dollars_in_ident
;
420 /* Nonzero means try to imitate old fashioned non-ANSI preprocessor. */
421 unsigned char traditional
;
423 /* Nonzero means warn if undefined identifiers are evaluated in an #if. */
424 unsigned char warn_undef
;
426 /* Nonzero for the 1989 C Standard, including corrigenda and amendments. */
429 /* Nonzero for the 1999 C Standard, including corrigenda and amendments. */
432 /* Nonzero means give all the error messages the ANSI standard requires. */
433 unsigned char pedantic
;
435 /* Nonzero means we're looking at already preprocessed code, so don't
436 bother trying to do macro expansion and whatnot. */
437 unsigned char preprocessed
;
439 /* Nonzero disables all the standard directories for headers. */
440 unsigned char no_standard_includes
;
442 /* Nonzero disables the C++-specific standard directories for headers. */
443 unsigned char no_standard_cplusplus_includes
;
445 /* Nonzero means dump macros in some fashion - see above. */
446 unsigned char dump_macros
;
448 /* Nonzero means pass all #define and #undef directives which we
449 actually process through to the output stream. This feature is
450 used primarily to allow cc1 to record the #defines and #undefs
451 for the sake of debuggers which understand about preprocessor
452 macros, but it may also be useful with -E to figure out how
453 symbols are defined, and where they are defined. */
454 unsigned char debug_output
;
456 /* Nonzero means pass #include lines through to the output. */
457 unsigned char dump_includes
;
459 /* Print column number in error messages. */
460 unsigned char show_column
;
464 /* A cpp_reader encapsulates the "state" of a pre-processor run.
465 Applying cpp_get_token repeatedly yields a stream of pre-processor
466 tokens. Usually, there is only one cpp_reader object active. */
470 /* Top of buffer stack. */
473 /* Token list used by get_directive_token. */
474 cpp_toklist directbuf
;
476 /* A buffer used for both for cpp_get_token's output, and also internally. */
477 unsigned char *token_buffer
;
478 /* Allocated size of token_buffer. CPP_RESERVE allocates space. */
479 unsigned int token_buffer_size
;
480 /* End of the written part of token_buffer. */
481 unsigned char *limit
;
483 /* Error counter for exit code */
486 /* Line where a newline was first seen in a string constant. */
487 unsigned int multiline_string_line
;
489 /* Current depth in #include directives that use <...>. */
490 unsigned int system_include_depth
;
492 /* Current depth of buffer stack. */
493 unsigned int buffer_stack_depth
;
495 /* Current depth in #include directives. */
496 unsigned int include_depth
;
498 /* Hash table of macros and assertions. See cpphash.c */
499 struct htab
*hashtab
;
501 /* Hash table of other included files. See cppfiles.c */
502 struct splay_tree_s
*all_include_files
;
504 /* Chain of `actual directory' file_name_list entries,
506 struct file_name_list
*actual_dirs
;
508 /* Current maximum length of directory names in the search path
509 for include files. (Altered as we get more of them.) */
510 unsigned int max_include_len
;
512 const cpp_hashnode
*potential_control_macro
;
514 /* Token column position adjustment owing to tabs in whitespace. */
515 unsigned int col_adjust
;
517 /* Buffer of -M output. */
520 /* A buffer used only by read_and_prescan (in cppfiles.c), which is
521 allocated once per cpp_reader object to keep it off the stack. */
522 unsigned char *input_buffer
;
523 size_t input_buffer_len
;
525 /* User visible options. */
526 struct cpp_options opts
;
528 /* Nonzero means we have printed (while error reporting) a list of
529 containing files that matches the current status. */
530 unsigned char input_stack_listing_current
;
532 /* If non-zero, macros are not expanded. */
533 unsigned char no_macro_expand
;
535 /* If non-zero, directives cause a hard error. Used when parsing
537 unsigned char no_directives
;
539 /* We're printed a warning recommending against using #import. */
540 unsigned char import_warning
;
542 /* If true, characters between '<' and '>' are a single (string) token. */
543 unsigned char parsing_include_directive
;
545 /* True if escape sequences (as described for has_escapes in
546 parse_buffer) should be emitted. */
547 unsigned char output_escapes
;
549 /* 0: Have seen non-white-space on this line.
550 1: Only seen white space so far on this line.
551 2: Only seen white space so far in this file. */
552 unsigned char only_seen_white
;
554 /* True after cpp_start_read completes. Used to inhibit some
555 warnings while parsing the command line. */
556 unsigned char done_initializing
;
558 /* True if we are skipping a failed conditional group. */
559 unsigned char skipping
;
562 /* struct cpp_printer encapsulates state used to convert the stream of
563 tokens coming from cpp_get_token back into a text file. Not
564 everyone wants to do that, hence we separate the function. */
568 FILE *outf
; /* stream to write to */
569 const char *last_fname
; /* previous file name */
570 unsigned int last_id
; /* did we just push? */
571 unsigned int lineno
; /* line currently being written */
572 unsigned int written
; /* low water mark in token buffer */
575 #define CPP_FATAL_LIMIT 1000
576 /* True if we have seen a "fatal" error. */
577 #define CPP_FATAL_ERRORS(READER) ((READER)->errors >= CPP_FATAL_LIMIT)
579 /* Macros for manipulating the token_buffer. */
581 /* Number of characters currently in PFILE's output buffer. */
582 #define CPP_WRITTEN(PFILE) ((size_t)((PFILE)->limit - (PFILE)->token_buffer))
583 #define CPP_PWRITTEN(PFILE) ((PFILE)->limit)
584 #define CPP_ADJUST_WRITTEN(PFILE,DELTA) ((PFILE)->limit += (DELTA))
585 #define CPP_SET_WRITTEN(PFILE,N) ((PFILE)->limit = (PFILE)->token_buffer + (N))
587 #define CPP_OPTION(PFILE, OPTION) ((PFILE)->opts.OPTION)
588 #define CPP_BUFFER(PFILE) ((PFILE)->buffer)
589 #define CPP_BUF_LINE(BUF) ((BUF)->lineno)
590 #define CPP_BUF_COLUMN(BUF, CUR) ((CUR) - (BUF)->line_base + pfile->col_adjust)
591 #define CPP_BUF_COL(BUF) CPP_BUF_COLUMN(BUF, (BUF)->cur)
593 /* Name under which this program was invoked. */
594 extern const char *progname
;
596 /* The structure of a node in the hash table. The hash table
597 has entries for all tokens defined by #define commands (type T_MACRO),
598 plus some special tokens like __LINE__ (these each have their own
599 type, and the appropriate code is run when that type of node is seen.
600 It does not contain control words like "#define", which are recognized
601 by a separate piece of code. */
603 /* different flavors of hash nodes */
606 T_VOID
= 0, /* no definition yet */
607 T_SPECLINE
, /* `__LINE__' */
608 T_DATE
, /* `__DATE__' */
609 T_FILE
, /* `__FILE__' */
610 T_BASE_FILE
, /* `__BASE_FILE__' */
611 T_INCLUDE_LEVEL
, /* `__INCLUDE_LEVEL__' */
612 T_TIME
, /* `__TIME__' */
613 T_STDC
, /* `__STDC__' */
614 T_CONST
, /* Constant string, used by `__SIZE_TYPE__' etc */
615 T_XCONST
, /* Ditto, but the string is malloced memory */
616 T_POISON
, /* poisoned identifier */
617 T_MACRO
, /* object-like macro */
618 T_FMACRO
, /* function-like macro */
619 T_IDENTITY
, /* macro defined to itself */
620 T_EMPTY
, /* macro defined to nothing */
621 T_ASSERTION
/* predicate for #assert */
624 /* There is a slot in the hashnode for use by front ends when integrated
625 with cpplib. It holds a tree (see tree.h) but we mustn't drag that
626 header into every user of cpplib.h. cpplib does not do anything with
627 this slot except clear it when a new node is created. */
632 unsigned int hash
; /* cached hash value */
633 unsigned short length
; /* length of name */
634 ENUM_BITFIELD(node_type
) type
: 8; /* node type */
635 char disabled
; /* macro turned off for rescan? */
638 const unsigned char *cpval
; /* some predefined macros */
639 const struct object_defn
*odefn
; /* #define foo bar */
640 const struct funct_defn
*fdefn
; /* #define foo(x) bar(x) */
641 struct predicate
*pred
; /* #assert */
644 union tree_node
*fe_value
; /* front end value */
646 const unsigned char name
[1]; /* name[length] */
651 extern void _cpp_lex_file
PARAMS((cpp_reader
*));
652 extern int cpp_handle_options
PARAMS ((cpp_reader
*, int, char **));
653 extern enum cpp_ttype cpp_get_token
PARAMS ((cpp_reader
*));
654 extern enum cpp_ttype cpp_get_non_space_token
PARAMS ((cpp_reader
*));
656 extern void cpp_reader_init
PARAMS ((cpp_reader
*));
657 extern cpp_printer
*cpp_printer_init
PARAMS ((cpp_reader
*, cpp_printer
*));
658 extern int cpp_start_read
PARAMS ((cpp_reader
*, cpp_printer
*, const char *));
659 extern void cpp_output_tokens
PARAMS ((cpp_reader
*, cpp_printer
*));
660 extern void cpp_output_list
PARAMS ((cpp_reader
*, cpp_printer
*,
661 const cpp_toklist
*));
662 extern void cpp_finish
PARAMS ((cpp_reader
*, cpp_printer
*));
663 extern void cpp_cleanup
PARAMS ((cpp_reader
*));
665 extern cpp_buffer
*cpp_file_buffer
PARAMS((cpp_reader
*));
666 extern void cpp_define
PARAMS ((cpp_reader
*, const char *));
667 extern void cpp_assert
PARAMS ((cpp_reader
*, const char *));
668 extern void cpp_undef
PARAMS ((cpp_reader
*, const char *));
669 extern void cpp_unassert
PARAMS ((cpp_reader
*, const char *));
671 extern void cpp_free_token_list
PARAMS ((cpp_toklist
*));
673 /* N.B. The error-message-printer prototypes have not been nicely
674 formatted because exgettext needs to see 'msgid' on the same line
675 as the name of the function in order to work properly. Only the
676 string argument gets a name in an effort to keep the lines from
677 getting ridiculously oversized. */
679 extern void cpp_ice
PARAMS ((cpp_reader
*, const char *msgid
, ...))
681 extern void cpp_fatal
PARAMS ((cpp_reader
*, const char *msgid
, ...))
683 extern void cpp_error
PARAMS ((cpp_reader
*, const char *msgid
, ...))
685 extern void cpp_warning
PARAMS ((cpp_reader
*, const char *msgid
, ...))
687 extern void cpp_pedwarn
PARAMS ((cpp_reader
*, const char *msgid
, ...))
689 extern void cpp_notice
PARAMS ((cpp_reader
*, const char *msgid
, ...))
691 extern void cpp_error_with_line
PARAMS ((cpp_reader
*, int, int, const char *msgid
, ...))
693 extern void cpp_warning_with_line
PARAMS ((cpp_reader
*, int, int, const char *msgid
, ...))
695 extern void cpp_pedwarn_with_line
PARAMS ((cpp_reader
*, int, int, const char *msgid
, ...))
697 extern void cpp_pedwarn_with_file_and_line
PARAMS ((cpp_reader
*, const char *, int, int, const char *msgid
, ...))
699 extern void cpp_error_from_errno
PARAMS ((cpp_reader
*, const char *));
700 extern void cpp_notice_from_errno
PARAMS ((cpp_reader
*, const char *));
703 extern cpp_buffer
*cpp_push_buffer
PARAMS ((cpp_reader
*,
704 const unsigned char *, long));
705 extern cpp_buffer
*cpp_pop_buffer
PARAMS ((cpp_reader
*));
706 extern void cpp_scan_buffer
PARAMS ((cpp_reader
*, cpp_printer
*));
707 extern void cpp_scan_buffer_nooutput
PARAMS ((cpp_reader
*));
708 extern int cpp_idcmp
PARAMS ((const unsigned char *,
709 size_t, const char *));
712 extern int cpp_defined
PARAMS ((cpp_reader
*,
713 const unsigned char *, int));
714 extern cpp_hashnode
*cpp_lookup
PARAMS ((cpp_reader
*,
715 const unsigned char *, int));
718 extern int cpp_included
PARAMS ((cpp_reader
*, const char *));
719 extern int cpp_read_file
PARAMS ((cpp_reader
*, const char *));
720 extern void cpp_make_system_header
PARAMS ((cpp_reader
*,
726 #endif /* __GCC_CPPLIB__ */