#define CPP_OPTION(PFILE, OPTION) ((PFILE)->opts.OPTION)
#define CPP_BUFFER(PFILE) ((PFILE)->buffer)
-#define CPP_BUF_COLUMN(BUF, CUR) ((CUR) - (BUF)->line_base + (BUF)->col_adjust)
+#define CPP_BUF_COLUMN(BUF, CUR) ((CUR) - (BUF)->line_base)
#define CPP_BUF_COL(BUF) CPP_BUF_COLUMN(BUF, (BUF)->cur)
/* Maximum nesting of cpp_buffers. We use a static limit, partly for
all directives apart from #define. */
unsigned char save_comments;
- /* Nonzero if we're mid-comment. */
- unsigned char lexing_comment;
-
/* Nonzero if lexing __VA_ARGS__ is valid. */
unsigned char va_args_ok;
cpp_hashnode *n__VA_ARGS__; /* C99 vararg macros */
};
+typedef struct _cpp_line_note _cpp_line_note;
+struct _cpp_line_note
+{
+ /* Location in the clean line the note refers to. */
+ const uchar *pos;
+
+ /* Type of note. The 9 'from' trigraph characters represent those
+ trigraphs, '\\' an escaped newline, ' ' an escaped newline with
+ intervening space, and anything else is invalid. */
+ unsigned int type;
+};
+
/* Represents the contents of a file cpplib has read in. */
struct cpp_buffer
{
- const unsigned char *cur; /* current position */
- const unsigned char *backup_to; /* if peeked character is not wanted */
- const unsigned char *rlimit; /* end of valid data */
- const unsigned char *line_base; /* start of current line */
+ const uchar *cur; /* Current location. */
+ const uchar *line_base; /* Start of current physical line. */
+ const uchar *next_line; /* Start of to-be-cleaned logical line. */
+
+ const uchar *buf; /* Entire character buffer. */
+ const uchar *rlimit; /* Writable byte at end of file. */
+
+ _cpp_line_note *notes; /* Array of notes. */
+ unsigned int cur_note; /* Next note to process. */
+ unsigned int notes_used; /* Number of notes. */
+ unsigned int notes_cap; /* Size of allocated array. */
struct cpp_buffer *prev;
- const unsigned char *buf; /* Entire character buffer. */
-
/* Pointer into the include table; non-NULL if this is a file
buffer. Used for include_next and to record control macros. */
struct include_file *inc;
Used to prohibit unmatched #endif (etc) in an include file. */
struct if_stack *if_stack;
- /* Token column position adjustment owing to tabs in whitespace. */
- unsigned int col_adjust;
-
- /* Contains PREV_WHITE and/or AVOID_LPASTE. */
- unsigned char saved_flags;
-
- /* Because of the way the lexer works, -Wtrigraphs can sometimes
- warn twice for the same trigraph. This helps prevent that. */
- const unsigned char *last_Wtrigraphs;
+ /* True if we need to get the next clean line. */
+ bool need_line;
/* True if we have already warned about C++ comments in this file.
The warning happens only for C89 extended mode with -pedantic on,
cpp_token avoid_paste;
cpp_token eof;
+ /* True if we should warn about dollars in identifiers or numbers
+ for this translation unit. */
+ bool warn_dollars;
+
/* Opaque handle to the dependencies of mkdeps.c. */
struct deps *deps;
extern void _cpp_fake_include PARAMS ((cpp_reader *, const char *));
extern void _cpp_never_reread PARAMS ((struct include_file *));
extern bool _cpp_read_file PARAMS ((cpp_reader *, const char *));
-extern bool _cpp_execute_include PARAMS ((cpp_reader *,
- const cpp_token *,
- enum include_type));
-extern int _cpp_compare_file_date PARAMS ((cpp_reader *,
- const cpp_token *));
+extern bool _cpp_execute_include PARAMS ((cpp_reader *, const char *,
+ int, enum include_type));
+extern int _cpp_compare_file_date PARAMS ((cpp_reader *, const char *,
+ int));
extern void _cpp_report_missing_guards PARAMS ((cpp_reader *));
extern void _cpp_init_includes PARAMS ((cpp_reader *));
extern void _cpp_cleanup_includes PARAMS ((cpp_reader *));
extern struct op *_cpp_expand_op_stack PARAMS ((cpp_reader *));
/* In cpplex.c */
+extern void _cpp_process_line_notes PARAMS ((cpp_reader *, int));
+extern void _cpp_clean_line PARAMS ((cpp_reader *));
+extern bool _cpp_get_fresh_line PARAMS ((cpp_reader *));
+extern bool _cpp_skip_block_comment PARAMS ((cpp_reader *));
extern cpp_token *_cpp_temp_token PARAMS ((cpp_reader *));
extern const cpp_token *_cpp_lex_token PARAMS ((cpp_reader *));
extern cpp_token *_cpp_lex_direct PARAMS ((cpp_reader *));
extern int _cpp_equiv_tokens PARAMS ((const cpp_token *,
const cpp_token *));
extern void _cpp_init_tokenrun PARAMS ((tokenrun *, unsigned int));
-extern void _cpp_init_mbchar PARAMS ((void));
/* In cppinit.c. */
extern void _cpp_maybe_push_include_file PARAMS ((cpp_reader *));
extern void _cpp_pop_buffer PARAMS ((cpp_reader *));
/* In cpptrad.c. */
+extern bool scan_out_logical_line PARAMS ((cpp_reader *, cpp_macro *));
extern bool _cpp_read_logical_line_trad PARAMS ((cpp_reader *));
extern void _cpp_overlay_buffer PARAMS ((cpp_reader *pfile, const uchar *,
size_t));
extern uchar *_cpp_copy_replacement_text PARAMS ((const cpp_macro *, uchar *));
extern size_t _cpp_replacement_text_len PARAMS ((const cpp_macro *));
+/* In cppcharset.c. */
+cppchar_t _cpp_valid_ucn PARAMS ((cpp_reader *, const uchar **,
+ int identifer_p));
+
/* Utility routines and macros. */
#define DSC(str) (const uchar *)str, sizeof str - 1
#define xnew(T) (T *) xmalloc (sizeof(T))